CN104113913A - Data transmitting method and device - Google Patents
Data transmitting method and device Download PDFInfo
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- CN104113913A CN104113913A CN201310133187.8A CN201310133187A CN104113913A CN 104113913 A CN104113913 A CN 104113913A CN 201310133187 A CN201310133187 A CN 201310133187A CN 104113913 A CN104113913 A CN 104113913A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/14—Direct-mode setup
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Abstract
The invention discloses a data transmitting method and device. The data transmitting method comprises that D2D UE acquires configuration indication information used for indicating a data processing mode, in a first time slot and a second time slot of a D2D sub frame, of the D2D UE; and that the D2D UE transmits or receives data in the first time slot and/or the second time slot according to the configuration indication information. According to the data transmitting method and device, the D2D UE may acquire the configuration indication information used for indicating the data processing mode, in the first time slot and the second time slot of the D2D sub frame, of the D2D UE so as to transmit and/or receive data according to the configuration indication information. By effectively allocating D2D communication resource, the D2D UE may transmit D2D data in a more flexible resource mode, increase resource utilization rate, and achieve high-efficient data transmission.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of data transmission method and device.
Background technology
In cellular system, as two subscriber equipment (User Equipment, referred to as UE) between have service needed when transmission, subscriber equipment 1(UE1) to subscriber equipment 2(UE2) business datum, can first by air interface (referred to as eating dishes without rice or wine), be transferred to base station 1, base station 1 by core net by above-mentioned business data transmission to base station 2, base station 2 is transferred to above-mentioned business datum UE2 again by eating dishes without rice or wine, UE2 adopts similar handling process to the business data transmission of UE1.When UE1 and UE2 are positioned at same cellular cell, as shown in Figure 1, although base station 1 and base station 2 are same websites, yet a data transfer still can consume two parts of radio spectrum resources.
As can be seen here, if UE1 and UE2 are positioned at same community and at a distance of nearer, so above-mentioned cellular communication method is not obviously optimum communication mode.In fact, along with the variation of mobile communication business, for example, the application in wireless communication system such as social networks, E-Payment is more and more extensive, makes closely the transmission of the business between user demand growing.Therefore, device-to-device (Device-to-Device, referred to as D2D) communication pattern is subject to extensive concern day by day.As shown in Figure 2, D2D communication refers to that business datum forwards without base station, directly by source user equipment, by eating dishes without rice or wine, is transferred to target UE, and this communication pattern has the feature that is obviously different from conventional cellular systems communication pattern.For the user of short-range communication, radio spectrum resources has not only been saved in D2D transmission, and has reduced the transfer of data pressure of core net.D2D communication based on Cellular Networks is a kind of under the control of system, the new technique directly communicating between the terminal equipment of a plurality of support D2D functions, it can reduce system resource and take, increase frequency spectrum efficiency of cellular communication system, reduce terminal transmitting power consumption, and save to a great extent network operation cost.
In the state that the UE of support D2D communication pattern may communicate by letter with D2D in cellular communication simultaneously, when UE and base station keep cellular communication, also keep D2D to be connected with another UE and carry out transfer of data.Two UE that carry out D2D communication are called D2D UE to (D2D UE pair), and each UE is called D2D opposite end UE with respect to another UE.Between cellular communication and two kinds of patterns of D2D communication, need to divide different resources for UE, in the resource (comprising frequency domain and/or time-domain resource) for D2D communication, UE and D2D Correspondent Node UE carry out transfer of data.
In correlation technique, on the available D2D communication resource, how to realize simply and effectively the configuration to D2D UE resource, effective solution is not yet proposed at present.
Summary of the invention
The invention provides a kind of data transmission method and device, at least to solve in correlation technique, on the available D2D communication resource, how to realize simply and effectively the problem to the configuration of D2D UE resource.
According to an aspect of the present invention, provide a kind of data transmission method, having comprised: D2D UE obtains configuration indication information, wherein, described configuration indication information is used to indicate described D2D UE at the first time slot of D2D subframe and the data processing method of the second time slot; Described D2D UE is transmitting or the reception in the enterprising row data of described the first time slot according to described configuration indication information, and/or in transmitting or the reception of the enterprising row data of described the second time slot.
Preferably, described D2D UE obtains described configuration indication information by following mode one of at least: physical layer control signal, high-level signaling and system predefine.
Preferably, described D2D UE comprises one of following at the first time slot of described D2D subframe and the data processing method of the second time slot: described D2D UE transmits on described the first time slot, on described the second time slot, receives signal; Described D2D UE receives signal on described the first time slot, on described the second time slot, transmits; Described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot.
Preferably, described node comprises the D2D Correspondent Node UE of network side node and/or described D2D UE, and described signal is used for carrying D2D communication data or cellular communication data.
Preferably, described D2D UE obtains described configuration indication information by physical layer control signal and comprises: described D2D UE receives the physical layer control signal from the described configuration indication information of carrying of network side node, and obtains described configuration indication information; Or described D2D UE receives the physical layer control signal that carries described configuration indication information from its D2D Correspondent Node UE, and obtains described configuration indication information.
Preferably, described physical layer control signal comprises descending control message (Downlink Control Information, referred to as DCI) or special-purpose D2D Control on Communication message.
Preferably, before described D2D UE obtains described configuration indication information by physical layer control signal, described method also comprises: described network side node or described D2D Correspondent Node UE carry described configuration indication information by 1bit indication information position in described physical layer control signal, wherein, described 1bit indication information position is 1 o'clock, described D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Described 1bit indication information position is 0 o'clock, and described D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Or described 1bit indication information position is 0 o'clock, described D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Described 1bit indication information position is 1 o'clock, and described D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Or described 1bit indication information position is 1 o'clock, described D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Described 1bit indication information position is 0 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or described 1bit indication information position is 0 o'clock, described D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Described 1bit indication information position is 1 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or described 1bit indication information position is 1 o'clock, described D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Described 1bit indication information position is 0 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or described 1bit indication information position is 0 o'clock, described D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Described 1bit indication information position is 1 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or described 1bit indication information position is 1 o'clock, described D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Described 1bit indication information position is 0 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or described 1bit indication information position is 0 o'clock, described D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Described 1bit indication information position is 1 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or described 1bit indication information position is 1 o'clock, described D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Described 1bit indication information position is 0 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or described 1bit indication information position is 0 o'clock, described D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Described 1bit indication information position is 1 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or described 1bit indication information position is 1 o'clock, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 1bit indication information position is 0 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or described 1bit indication information position is 0 o'clock, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 1bit indication information position is 1 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot.
Preferably, before described D2D UE is obtained described configuration indication information by physical layer control signal, described method also comprises: described network side node or described D2D Correspondent Node UE are carried described configuration indication information by 2bits indication information position in described physical layer control signal, wherein, when described 2bits indication information position is 00, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; When described 2bits indication information position is 01, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 10, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 11, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or when described 2bits indication information position is 00, described D2D UE is transmitting data on described the first time slot, described the second time slot receives data; When described 2bits indication information position is 01, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 10, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 11, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or when described 2bits indication information position is 00, described D2D UE is transmitting data on described the first time slot, described the second time slot receives data; When described 2bits indication information position is 01, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 10, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 11, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or when described 2bits indication information position is 00, described D2D UE is transmitting data on described the first time slot, described the second time slot receives data; When described 2bits indication information position is 01, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 10, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 11, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; Or when described 2bits indication information position is 00, described D2D UE is transmitting data on described the first time slot, described the second time slot receives data;When described 2bits indication information position is 01, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 10, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 11, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or when described 2bits indication information position is 00, described D2D UE is transmitting data on described the first time slot, described the second time slot receives data; When described 2bits indication information position is 01, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 10, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 11, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; Or when described 2bits indication information position is 00, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 01, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; When described 2bits indication information position is 10, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 11, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or when described 2bits indication information position is 00, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 01, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; When described 2bits indication information position is 10, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 11, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or when described 2bits indication information position is 00, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 01, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 10, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; When described 2bits indication information position is 11, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;Or when described 2bits indication information position is 00, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 01, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 10, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 11, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; Or when described 2bits indication information position is 00, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 01, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 10, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; When described 2bits indication information position is 11, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or when described 2bits indication information position is 00, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 01, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 10, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 11, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; Or when described 2bits indication information position is 00, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 01, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; When described 2bits indication information position is 10, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 11, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or when described 2bits indication information position is 00, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 01, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; When described 2bits indication information position is 10,Described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 11, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; Or when described 2bits indication information position is 00, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 01, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 10, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; When described 2bits indication information position is 11, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or when described 2bits indication information position is 00, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 01, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 10, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 11, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; Or when described 2bits indication information position is 00, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 01, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 10, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; When described 2bits indication information position is 11, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; Or when described 2bits indication information position is 00, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 01, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 10, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 11, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; Or when described 2bits indication information position is 00, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;When described 2bits indication information position is 01, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; When described 2bits indication information position is 10, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 11, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or when described 2bits indication information position is 00, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 01, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; When described 2bits indication information position is 10, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 11, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; Or when described 2bits indication information position is 00, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 01, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 10, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; When described 2bits indication information position is 11, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or when described 2bits indication information position is 00, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 01, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 10, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 11, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; Or when described 2bits indication information position is 00, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 01, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 10, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; When described 2bits indication information position is 11, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; Or,When described 2bits indication information position is 00, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 01, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 10, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 11, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data.
Preferably, described D2D UE obtains described configuration indication information by high-level signaling and comprises: described D2D UE receives the high-level signaling from the described configuration indication information of carrying of network side node, and obtains described configuration indication information; Or described D2D UE receives the high-level signaling that carries described configuration indication information from its D2D Correspondent Node UE, and obtains described configuration indication information.
Preferably, described high-level signaling comprises one of following: D2D connect set up request message, D2D connect set up request response, D2D connects reconfiguration message.
Preferably, described D2D UE obtains described configuration indication information by system predefine and comprises: system configures indication information described in sign (Identity, referred to as ID) number big or small predefine of the D2D UE in D2D communication; Or described system configures indication information described in the master slave relation predefine of the described D2D UE in D2D communication; Or according to the described D2D UE in D2D communication, active/passive in described D2D communication is related to described in predefine and configures indication information described system.
Preferably, system comprises according to configuring indication information described in No. ID big or small predefine of the D2D UE in D2D communication: in two D2D UE of described system predefine in D2D communication, No. ID large D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; No. ID little D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Or described No. ID little D2D UE carries out data transmission at described the first time slot, carries out data receiver at described the second time slot; Described No. ID large D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Or described No. ID large D2D UE carries out data transmission at described the first time slot, carries out data receiver at described the second time slot; Described No. ID little D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or described No. ID little D2D UE carries out data transmission at described the first time slot, carries out data receiver at described the second time slot; Described No. ID large D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or described No. ID large D2D UE carries out data transmission at described the first time slot, carries out data receiver at described the second time slot; Described No. ID little D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or described No. ID little D2D UE carries out data transmission at described the first time slot, carries out data receiver at described the second time slot; Described No. ID large D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or described No. ID large D2D UE carries out data receiver at described the first time slot, carries out data transmission at described the second time slot; Described No. ID little D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or described No. ID little D2D UE carries out data receiver at described the first time slot, carries out data transmission at described the second time slot; Described No. ID large D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or described No. ID large D2D UE carries out data receiver at described the first time slot, carries out data transmission at described the second time slot; Described No. ID little D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or described No. ID little D2D UE carries out data receiver at described the first time slot, carries out data transmission at described the second time slot; Described No. ID large D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or described No. ID large D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described No. ID little D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or described No. ID little D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described No. ID large D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot.
Preferably, described ID comprises Cell Radio Network Temporary Identifier/Identity, Cell-RNTI (Cell Radio Network Temporary Identifier, referred to as C-RNTI) or the special I D of described UE in D2D communication of described UE.
Preferably, described system comprises according to configuring indication information described in the master slave relation predefine of the described D2D UE in D2D communication: in two D2D UE of described system predefine in D2D communication, main UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Subordinate UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Or described subordinate UE carries out data transmission at described the first time slot, at described the second time slot, carry out data receiver; Described main UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Or described main UE carries out data transmission at described the first time slot, at described the second time slot, carry out data receiver; Described subordinate UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or described subordinate UE carries out data transmission at described the first time slot, at described the second time slot, carry out data receiver; Described main UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or described main UE carries out data transmission at described the first time slot, at described the second time slot, carry out data receiver; Described subordinate UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or described subordinate UE carries out data transmission at described the first time slot, at described the second time slot, carry out data receiver; Described main UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or described main UE carries out data receiver at described the first time slot, at described the second time slot, carry out data transmission; Described subordinate UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or described subordinate UE carries out data receiver at described the first time slot, at described the second time slot, carry out data transmission; Described main UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or described main UE carries out data receiver at described the first time slot, at described the second time slot, carry out data transmission; Described subordinate UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or described subordinate UE carries out data receiver at described the first time slot, at described the second time slot, carry out data transmission; Described main UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or described main UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described subordinate UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or described subordinate UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described main UE receives respectively the signal from different nodes on described the first time slot and described the second time slot.
Preferably, according to the described D2D UE in D2D communication, active/passive in described D2D communication is related to that configuring indication information described in predefine comprises to described system: in two D2D UE of described system predefine in D2D communication, initiatively UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Passive UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Or described passive UE carries out data transmission at described the first time slot, at described the second time slot, carry out data receiver; Described active UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Or described active UE carries out data transmission at described the first time slot, at described the second time slot, carry out data receiver; Described passive UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or described passive UE carries out data transmission at described the first time slot, at described the second time slot, carry out data receiver; Described active UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or described active UE carries out data transmission at described the first time slot, at described the second time slot, carry out data receiver; Described passive UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or described passive UE carries out data transmission at described the first time slot, at described the second time slot, carry out data receiver; Described active UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or described active UE carries out data receiver at described the first time slot, at described the second time slot, carry out data transmission; Described passive UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or described passive UE carries out data receiver at described the first time slot, at described the second time slot, carry out data transmission; Described active UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or described active UE carries out data receiver at described the first time slot, at described the second time slot, carry out data transmission; Described passive UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or described passive UE carries out data receiver at described the first time slot, at described the second time slot, carry out data transmission; Described active UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or described active UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described passive UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or described passive UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described active UE receives respectively the signal from different nodes on described the first time slot and described the second time slot.
Preferably, described D2D subframe comprises the subframe for D2D communication of network side configuration or the subframe for D2D communication that described D2D UE competition obtains.
Preferably, described D2D subframe carrying D2D communication data or described D2D subframe carrying D2D communication data and cellular communication data.
Preferably, described D2D communication data comprises that the D2D between described D2D UE and its D2D Correspondent Node UE controls data and/or D2D business datum, and described cellular communication data comprise cellular communication control data and/or the cellular communication service data between described D2D UE and network side.
Preferably, described network side node comprise following one of at least: evolved base station (Evolved NodeB, referred to as eNB), cell cooperative entity (Multi-cell/Multicast Coordination Entity, referred to as MCE), gateway (Gate Way, referred to as GW), mobility management apparatus (Mobility Management Entity, referred to as MME), Evolved UTRAN (Evolved Universal Terrestrial Radio Access Network, referred to as EUTRAN), operational administrative and maintenance manager (Operation Administration and Maintenance, referred to as OAM).
According to a further aspect in the invention, a kind of data transmission method is provided, comprise: network side node sends the signaling that carries configuration indication information to D2D UE, wherein, described configuration indication information is used to indicate described D2D UE at the first time slot of D2D subframe and the data processing method of the second time slot.
Preferably, described D2D UE comprises one of following at the first time slot of D2D subframe and the data processing method of the second time slot: described D2D UE transmits on described the first time slot, on described the second time slot, receives signal; Described D2D UE receives signal on described the first time slot, on described the second time slot, transmits; Described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot.
Preferably, described node comprises the D2D Correspondent Node UE of network side node and/or described D2D UE, and described signal is used for carrying D2D communication data or cellular communication data.
Preferably, described signaling comprises physical layer control signal and/or high-level signaling; Wherein, described physical layer control signal comprises DCI or special-purpose D2D Control on Communication message, and it is one of following that described high-level signaling comprises: D2D connect set up request message, D2D connect set up request response, D2D connects reconfiguration message.
Preferably, the physical layer control signal that described network side node carries described configuration indication information to described D2D UE transmission comprises: described network side node carries described configuration indication information by 1bit indication information position in described physical layer control signal, wherein, described 1bit indication information position is 1 o'clock, described D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Described 1bit indication information position is 0 o'clock, and described D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Or described 1bit indication information position is 0 o'clock, described D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Described 1bit indication information position is 1 o'clock, and described D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Or described 1bit indication information position is 1 o'clock, described D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Described 1bit indication information position is 0 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or described 1bit indication information position is 0 o'clock, described D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Described 1bit indication information position is 1 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or described 1bit indication information position is 1 o'clock, described D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Described 1bit indication information position is 0 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or described 1bit indication information position is 0 o'clock, described D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Described 1bit indication information position is 1 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or described 1bit indication information position is 1 o'clock, described D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Described 1bit indication information position is 0 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or described 1bit indication information position is 0 o'clock, described D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Described 1bit indication information position is 1 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or described 1bit indication information position is 1 o'clock, described D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Described 1bit indication information position is 0 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or described 1bit indication information position is 0 o'clock, described D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Described 1bit indication information position is 1 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or described 1bit indication information position is 1 o'clock, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 1bit indication information position is 0 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or described 1bit indication information position is 0 o'clock, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 1bit indication information position is 1 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot.
Preferably, described network side node sends to described D2D UE the physical layer control signal that carries described configuration indication information and comprises: described network side node is carried described configuration indication information by 2bits indication information position in described physical layer control signal, wherein, when described 2bits indication information position is 00, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; When described 2bits indication information position is 01, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 10, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 11, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or when described 2bits indication information position is 00, described D2D UE is transmitting data on described the first time slot, described the second time slot receives data; When described 2bits indication information position is 01, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 10, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 11, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or when described 2bits indication information position is 00, described D2D UE is transmitting data on described the first time slot, described the second time slot receives data; When described 2bits indication information position is 01, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 10, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 11, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or when described 2bits indication information position is 00, described D2D UE is transmitting data on described the first time slot, described the second time slot receives data; When described 2bits indication information position is 01, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 10, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 11, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; Or when described 2bits indication information position is 00, described D2D UE is transmitting data on described the first time slot, described the second time slot receives data; When described 2bits indication information position is 01,Described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 10, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 11, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or when described 2bits indication information position is 00, described D2D UE is transmitting data on described the first time slot, described the second time slot receives data; When described 2bits indication information position is 01, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 10, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 11, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; Or when described 2bits indication information position is 00, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 01, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; When described 2bits indication information position is 10, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 11, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or when described 2bits indication information position is 00, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 01, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; When described 2bits indication information position is 10, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 11, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or when described 2bits indication information position is 00, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 01, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 10, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; When described 2bits indication information position is 11, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or,When described 2bits indication information position is 00, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 01, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 10, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 11, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; Or when described 2bits indication information position is 00, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 01, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 10, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; When described 2bits indication information position is 11, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or when described 2bits indication information position is 00, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 01, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 10, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 11, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; Or when described 2bits indication information position is 00, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 01, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; When described 2bits indication information position is 10, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 11, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or when described 2bits indication information position is 00, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 01, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; When described 2bits indication information position is 10, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;When described 2bits indication information position is 11, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; Or when described 2bits indication information position is 00, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 01, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 10, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; When described 2bits indication information position is 11, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Or when described 2bits indication information position is 00, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 01, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 10, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 11, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; Or when described 2bits indication information position is 00, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 01, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 10, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; When described 2bits indication information position is 11, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; Or when described 2bits indication information position is 00, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 01, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 10, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 11, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; Or when described 2bits indication information position is 00, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 01, described D2D UE is transmitting data on described the first time slot,Described the second time slot receives data; When described 2bits indication information position is 10, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 11, described D2DUE transmits to different nodes respectively on described the first time slot and described the second time slot; Or when described 2bits indication information position is 00, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 01, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; When described 2bits indication information position is 10, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 11, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; Or when described 2bits indication information position is 00, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 01, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 10, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; When described 2bits indication information position is 11, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Or when described 2bits indication information position is 00, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 01, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 10, described D2DUE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 11, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; Or when described 2bits indication information position is 00, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 01, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 10, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data; When described 2bits indication information position is 11, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; Or, when described 2bits indication information position is 00,Described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; When described 2bits indication information position is 01, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; When described 2bits indication information position is 10, described D2D UE receives data, transmitting data on described the second time slot on described the first time slot; When described 2bits indication information position is 11, described D2D UE is transmitting data on described the first time slot, and described the second time slot receives data.
Preferably, described D2D subframe comprises the subframe for D2D communication of network side configuration or the subframe for D2D communication that described D2D UE competition obtains.
Preferably, described D2D subframe carrying D2D communication data or described D2D subframe carrying D2D communication data and cellular communication data.
Preferably, described D2D communication data comprises that the D2D between described D2D UE and its D2D Correspondent Node UE controls data and/or D2D business datum, and described cellular communication data comprise cellular communication control data and/or the cellular communication service data between described D2D UE and network side.
Preferably, described network side node comprise following one of at least: eNB, MCE, GW, MME, EUTRAN, OAM.
According to an aspect of the present invention, provide a kind of data transmission device, be applied to D2D UE, comprise: acquisition module, be used for obtaining configuration indication information, wherein, described configuration indication information is used to indicate described D2D UE at the first time slot of D2D subframe and the data processing method of the second time slot; Data transmission module, for transmitting or the reception in the enterprising row data of described the first time slot according to described configuration indication information, and/or in transmitting or the reception of the enterprising row data of described the second time slot.
Preferably, described acquisition module obtains described configuration indication information by following mode one of at least: physical layer control signal, high-level signaling and system predefine.
Preferably, described D2D UE comprises one of following at the first time slot of described D2D subframe and the data processing method of described the second time slot: described D2D UE transmits on described the first time slot, on described the second time slot, receives signal; Described D2DUE receives signal on described the first time slot, on described the second time slot, transmits; Described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot.
Preferably, described acquisition module comprises: the first receiving element, for receiving the physical layer control signal from the described configuration indication information of carrying of network side node, and obtains described configuration indication information; The second receiving element, for receiving the physical layer control signal that carries described configuration indication information from its D2D Correspondent Node UE, and obtains described configuration indication information.
Preferably, described acquisition module comprises: the 3rd receiving element, for receiving the high-level signaling from the described configuration indication information of carrying of network side node, and obtains described configuration indication information; Or the 4th receiving element, for receiving the high-level signaling that carries described configuration indication information from its D2D Correspondent Node UE, and obtains described configuration indication information.
According to a further aspect in the invention, a kind of data transmission device is provided, be applied to network side node, comprise: sending module, for send the signaling that carries configuration indication information to D2D UE, wherein, described configuration indication information is used to indicate described D2D UE at the first time slot of D2D subframe and the data processing method of the second time slot.
Preferably, described D2D UE comprises one of following at the first time slot of D2D subframe and the data processing method of the second time slot: described D2D UE transmits on described the first time slot, on described the second time slot, receives signal; Described D2D UE receives signal on described the first time slot, on described the second time slot, transmits; Described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot.
Preferably, described signaling comprises physical layer control signal and/or high-level signaling; Wherein, described physical layer control signal comprises DCI or special-purpose D2D Control on Communication message, and it is one of following that described high-level signaling comprises: D2D connect set up request message, D2D connect set up request response, D2D connects reconfiguration message.
By the present invention, D2D UE can obtain its configuration indication information at the first time slot of D2D subframe and the data processing method of the second time slot of indication, thereby according to this configuration indication information, carry out transmitting and/or the reception of data, by effective division D2D communication resource, make D2D UE carry out D2D transfer of data in resource mode more flexibly, improve resource utilization, realize efficient data transmission.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms the application's a part, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is according to the schematic diagram of the cellular network data communication pattern of correlation technique;
Fig. 2 is according to the schematic diagram of the D2D communication pattern of correlation technique;
Fig. 3 is according to the flow chart of the data transmission method of the embodiment of the present invention;
Fig. 4 is according to the schematic diagram of the LTE system frame structure of correlation technique;
Fig. 5 is according to the structured flowchart of the data transmission device of the embodiment of the present invention;
Fig. 6 a is the resource division schematic diagram one that cellular communication is according to the preferred embodiment of the invention communicated by letter with D2D;
Fig. 6 b is the resource division schematic diagram two that cellular communication is according to the preferred embodiment of the invention communicated by letter with D2D;
Fig. 6 c is the resource division schematic diagram three that cellular communication is according to the preferred embodiment of the invention communicated by letter with D2D;
Fig. 7 a is the transmitting/receiving view one of UE in D2D subframe according to the preferred embodiment of the invention;
Fig. 7 b is the transmitting/receiving view two of UE in D2D subframe according to the preferred embodiment of the invention;
Fig. 7 c is the transmitting/receiving view three of UE in D2D subframe according to the preferred embodiment of the invention;
Fig. 7 d is the transmitting/receiving view four of UE in D2D subframe according to the preferred embodiment of the invention;
Fig. 8 is the high-level signaling schematic diagram according to the preferred embodiment of the present invention one;
Fig. 9 is the high-level signaling schematic diagram according to the preferred embodiment of the present invention two.
Embodiment
It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the application can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.
The embodiment of the present invention provides a kind of data transmission method, and Fig. 3 is according to the flow chart of the data transmission method of the embodiment of the present invention, as shown in Figure 3, comprises that following step S302 is to step S304.
Step S302, D2D UE obtains configuration indication information, and wherein, configuration indication information is used to indicate D2D UE at the first time slot of D2D subframe and the data processing method of the second time slot.
Step S304, D2D UE according to configuration indication information in transmitting or the reception of the enterprising row data of the first time slot, and/or in transmitting or the reception of the enterprising row data of the second time slot.
In correlation technique, on the available D2D communication resource, how to realize simply and effectively the configuration to D2D UE resource, not yet propose at present effective solution.Pass through said method, D2D UE can obtain its configuration indication information at the first time slot of D2D subframe and the data processing method of the second time slot of indication, thereby according to this configuration indication information, carry out transmitting and/or the reception of data, by effective division D2D communication resource, make D2D UE carry out D2D transfer of data in resource mode more flexibly, improve resource utilization, realize efficient data transmission.
The division of above-mentioned the first time slot and the second time slot as shown in Figure 4, subframe (subframe) was different as unit carries out transfer of data from take in the past, said method be take time slot (slot) and is carried out transfer of data as unit, and the first time slot is slot#0, and the second time slot is slot#1.
Preferably, D2D UE obtains configuration indication information by following mode one of at least: physical layer control signal, high-level signaling and system predefine.
Preferably, D2D UE comprises one of following at the first time slot of D2D subframe and the data processing method of the second time slot: D2D UE transmits on the first time slot, on the second time slot, receives signal; D2D UE receives signal on the first time slot, on the second time slot, transmits; D2D UE transmits to different nodes respectively on the first time slot and the second time slot; D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot.Preferably, above-mentioned node comprises the D2D Correspondent Node UE of network side node and/or D2D UE, and above-mentioned signal is used for carrying D2D communication data or cellular communication data.
Introduce respectively several modes obtain configuration indication information below, certainly, below several modes can be combined with.Also can only configure D2D UE at the first time slot of D2D subframe or the data processing method of the second time slot, concrete grammar and following description are similar, repeat no more herein.
(1) physical layer control signal
D2D UE obtains configuration indication information by physical layer control signal and comprises: D2D UE receives the physical layer control signal that carries configuration indication information from network side node, and obtains configuration indication information; Or D2D UE receives the physical layer control signal that carries configuration indication information from its D2D Correspondent Node UE, and obtains configuration indication information.
Preferably, physical layer control signal comprises DCI or special-purpose D2D Control on Communication message.
Preferably, obtain configuration indication information by physical layer control signal at D2D UE before, network side node or D2D Correspondent Node UE need to increase configuration indication information in physical layer control signal, can carry configuration indication information by 1bit indication information position or 2bits indication information position, said method can also comprise:
A, network side node or D2D Correspondent Node UE carry configuration indication information by 1bit indication information position in physical layer control signal, the settings of 1bit indication information position can be 0 and 1, D2D UE has four kinds at the first time slot of D2D subframe and the data processing method of the second time slot, therefore, can there is following corresponding relation:
1bit indication information position is 1 o'clock, and D2D UE carries out data transmission at the first time slot, at the second time slot, carries out data receiver; 1bit indication information position is 0 o'clock, and D2D UE carries out data receiver at the first time slot, at the second time slot, carries out data transmission;
Or 1bit indication information position is 0 o'clock, D2D UE carries out data transmission at the first time slot, at the second time slot, carries out data receiver; 1bit indication information position is 1 o'clock, and D2D UE carries out data receiver at the first time slot, at the second time slot, carries out data transmission;
Or 1bit indication information position is 1 o'clock, D2D UE carries out data transmission at the first time slot, at the second time slot, carries out data receiver; 1bit indication information position is 0 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot;
Or 1bit indication information position is 0 o'clock, D2D UE carries out data transmission at the first time slot, at the second time slot, carries out data receiver; 1bit indication information position is 1 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot;
Or 1bit indication information position is 1 o'clock, D2D UE carries out data transmission at the first time slot, at the second time slot, carries out data receiver; 1bit indication information position is 0 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or 1bit indication information position is 0 o'clock, D2D UE carries out data transmission at the first time slot, at the second time slot, carries out data receiver; 1bit indication information position is 1 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or 1bit indication information position is 1 o'clock, D2D UE carries out data receiver at the first time slot, at the second time slot, carries out data transmission; 1bit indication information position is 0 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot;
Or 1bit indication information position is 0 o'clock, D2D UE carries out data receiver at the first time slot, at the second time slot, carries out data transmission; 1bit indication information position is 1 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot;
Or 1bit indication information position is 1 o'clock, D2D UE carries out data receiver at the first time slot, at the second time slot, carries out data transmission; 1bit indication information position is 0 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or 1bit indication information position is 0 o'clock, D2D UE carries out data receiver at the first time slot, at the second time slot, carries out data transmission; 1bit indication information position is 1 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or 1bit indication information position is 1 o'clock, D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 1bit indication information position is 0 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or 1bit indication information position is 0 o'clock, D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 1bit indication information position is 1 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot.
B, network side node or D2D Correspondent Node UE carry configuration indication information by 2bits indication information position in physical layer control signal, the settings of 2bits indication information position can be 00,01,10 and 11, D2D UE has four kinds at the first time slot of D2D subframe and the data processing method of the second time slot, therefore, four kinds of states of 2bits indication information position are corresponding one by one with four kinds of data processing methods, corresponding relation is any, specific as follows:
2bits indication information position is 00 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 01 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 10 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 11 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 01 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 10 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 11 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 01 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 10 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 11 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 01 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 10 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 11 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 01 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 10 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 11 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 01 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 10 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 11 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 01 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 10 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 11 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 01 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 10 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 11 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 01 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 10 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 11 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 01 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 10 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 11 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data;
Or 2bits indication information position is 00 o'clock, D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 01 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 10 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 11 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 01 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 10 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 11 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data;
Or 2bits indication information position is 00 o'clock, D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 01 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 10 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 11 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 01 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 10 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 11 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 01 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 10 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 11 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 01 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 10 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 11 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data;
Or 2bits indication information position is 00 o'clock, D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 01 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 10 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 11 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 01 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 10 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 11 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data;
Or 2bits indication information position is 00 o'clock, D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 01 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 10 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 11 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 01 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 10 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 11 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 01 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 10 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 11 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 01 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 10 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 11 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data;
Or 2bits indication information position is 00 o'clock, D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 01 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 10 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 11 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 01 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 10 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 11 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data.
(2) high-level signaling
D2D UE obtains configuration indication information by high-level signaling and comprises: D2D UE receives the high-level signaling that carries configuration indication information from network side node, and obtains configuration indication information; Or D2D UE receives the high-level signaling that carries configuration indication information from its D2D Correspondent Node UE, and obtains configuration indication information.
Preferably, high-level signaling comprises one of following, and: D2D connects and sets up request (D2D Connection Request) message, D2D and connect and set up request response (D2D Connection Setup) message, D2D and connect and reshuffle (D2D Connection Reconfiguration) message.
(3) system predefine
D2D UE obtains configuration indication information by system predefine and comprises: system is according to No. ID big or small predetermined configuration indication information of the D2D UE in D2D communication; Or system is according to the master slave relation predetermined configuration indication information of the D2D UE in D2D communication; Or system is the active/passive predetermined configuration indication information that is related in D2D communication according to the D2D UE in D2D communication.
A, system, according to No. ID big or small predetermined configuration indication information of the D2D UE in D2D communication, can comprise following mode:
In two D2D UE of system predefine in D2D communication, No. ID large D2D UE carries out data transmission at the first time slot, at the second time slot, carries out data receiver; No. ID little D2D UE carries out data receiver at the first time slot, at the second time slot, carries out data transmission;
Or No. ID little D2D UE carries out data transmission at the first time slot, carries out data receiver at the second time slot; No. ID large D2D UE carries out data receiver at the first time slot, at the second time slot, carries out data transmission;
Or No. ID large D2D UE carries out data transmission at the first time slot, carries out data receiver at the second time slot; No. ID little D2D UE transmits to different nodes respectively on the first time slot and the second time slot;
Or No. ID little D2D UE carries out data transmission at the first time slot, carries out data receiver at the second time slot; No. ID large D2D UE transmits to different nodes respectively on the first time slot and the second time slot;
Or No. ID large D2D UE carries out data transmission at the first time slot, carries out data receiver at the second time slot; No. ID little D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or No. ID little D2D UE carries out data transmission at the first time slot, carries out data receiver at the second time slot; No. ID large D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or No. ID large D2D UE carries out data receiver at the first time slot, carries out data transmission at the second time slot; No. ID little D2D UE transmits to different nodes respectively on the first time slot and the second time slot;
Or No. ID little D2D UE carries out data receiver at the first time slot, carries out data transmission at the second time slot; No. ID large D2D UE transmits to different nodes respectively on the first time slot and the second time slot;
Or No. ID large D2D UE carries out data receiver at the first time slot, carries out data transmission at the second time slot; No. ID little D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or No. ID little D2D UE carries out data receiver at the first time slot, carries out data transmission at the second time slot; No. ID large D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or No. ID large D2D UE transmits to different nodes respectively on the first time slot and the second time slot; No. ID little D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or No. ID little D2D UE transmits to different nodes respectively on the first time slot and the second time slot; No. ID large D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot.
Preferably, ID comprises C-RNTI or the special I D of UE in D2D communication of UE, certainly, can also be that other can identify the ID of UE arbitrarily.
B, system, according to the master slave relation predetermined configuration indication information of the D2D UE in D2D communication, can comprise following mode:
In two D2D UE of system predefine in D2D communication, main UE carries out data transmission at the first time slot, at the second time slot, carries out data receiver; Subordinate UE carries out data receiver at the first time slot, at the second time slot, carries out data transmission;
Or subordinate UE carries out data transmission at the first time slot, at the second time slot, carry out data receiver; Main UE carries out data receiver at the first time slot, at the second time slot, carries out data transmission;
Or main UE carries out data transmission at the first time slot, at the second time slot, carry out data receiver; Subordinate UE transmits to different nodes respectively on the first time slot and the second time slot;
Or subordinate UE carries out data transmission at the first time slot, at the second time slot, carry out data receiver; Main UE transmits to different nodes respectively on the first time slot and the second time slot;
Or main UE carries out data transmission at the first time slot, at the second time slot, carry out data receiver; Subordinate UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or subordinate UE carries out data transmission at the first time slot, at the second time slot, carry out data receiver; Main UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or main UE carries out data receiver at the first time slot, at the second time slot, carry out data transmission; Subordinate UE transmits to different nodes respectively on the first time slot and the second time slot;
Or subordinate UE carries out data receiver at the first time slot, at the second time slot, carry out data transmission; Main UE transmits to different nodes respectively on the first time slot and the second time slot;
Or main UE carries out data receiver at the first time slot, at the second time slot, carry out data transmission; Subordinate UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or subordinate UE carries out data receiver at the first time slot, at the second time slot, carry out data transmission; Main UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or main UE transmits to different nodes respectively on the first time slot and the second time slot; Subordinate UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or subordinate UE transmits to different nodes respectively on the first time slot and the second time slot; Main UE receives respectively the signal from different nodes on the first time slot and the second time slot.
C, system be the active/passive predetermined configuration indication information that is related in D2D communication according to the D2D UE in D2D communication, can comprise following mode:
In two D2D UE of system predefine in D2D communication, initiatively UE carries out data transmission at the first time slot, at the second time slot, carries out data receiver; Passive UE carries out data receiver at the first time slot, at the second time slot, carries out data transmission;
Or passive UE carries out data transmission at the first time slot, at the second time slot, carry out data receiver; Initiatively UE carries out data receiver at the first time slot, at the second time slot, carries out data transmission;
Or initiatively UE carries out data transmission at the first time slot, carries out data receiver at the second time slot; Passive UE transmits to different nodes respectively on the first time slot and the second time slot;
Or passive UE carries out data transmission at the first time slot, at the second time slot, carry out data receiver; Initiatively UE transmits to different nodes respectively on the first time slot and the second time slot;
Or initiatively UE carries out data transmission at the first time slot, carries out data receiver at the second time slot; Passive UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or passive UE carries out data transmission at the first time slot, at the second time slot, carry out data receiver; Initiatively UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or initiatively UE carries out data receiver at the first time slot, carries out data transmission at the second time slot; Passive UE transmits to different nodes respectively on the first time slot and the second time slot;
Or passive UE carries out data receiver at the first time slot, at the second time slot, carry out data transmission; Initiatively UE transmits to different nodes respectively on the first time slot and the second time slot;
Or initiatively UE carries out data receiver at the first time slot, carries out data transmission at the second time slot; Passive UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or passive UE carries out data receiver at the first time slot, at the second time slot, carry out data transmission; Initiatively UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or initiatively UE transmits to different nodes respectively on the first time slot and the second time slot; Passive UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or passive UE transmits to different nodes respectively on the first time slot and the second time slot; Initiatively UE receives respectively the signal from different nodes on the first time slot and the second time slot.
Preferably, above-mentioned D2D subframe comprises the subframe for D2D communication of network side configuration or the subframe for D2D communication that D2D UE competition obtains.
Preferably, above-mentioned D2D subframe carrying D2D communication data or D2D subframe carrying D2D communication data and cellular communication data.
Preferably, D2D communication data comprises that the D2D between D2D UE and its D2D Correspondent Node UE controls data and/or D2D business datum, and cellular communication data comprise cellular communication control data and/or the cellular communication service data between D2D UE and network side.
Preferably, above-mentioned network side node comprise following one of at least: eNB, MCE, GW, MME, EUTRAN, OAM.
The embodiment of the present invention also provides a kind of data transmission method (being described from network side), the method comprises: network side node sends the signaling that carries configuration indication information to D2D UE, wherein, configuration indication information is used to indicate D2D UE at the first time slot of D2D subframe and the data processing method of the second time slot.
Preferably, D2D UE comprises one of following at the first time slot of D2D subframe and the data processing method of the second time slot: D2D UE transmits on the first time slot, on the second time slot, receives signal; D2D UE receives signal on the first time slot, on the second time slot, transmits; D2D UE transmits to different nodes respectively on the first time slot and the second time slot; D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot.Preferably, above-mentioned node comprises the D2D Correspondent Node UE of network side node and/or D2D UE, and above-mentioned signal is used for carrying D2D communication data or cellular communication data.
Preferably, above-mentioned signaling comprises physical layer control signal and/or high-level signaling; Wherein, physical layer control signal comprises DCI or special-purpose D2D Control on Communication message, and it is one of following that high-level signaling comprises: D2D connect set up request message, D2D connect set up request response, D2D connects reconfiguration message.
Preferably, the physical layer control signal that network side node carries configuration indication information to D2D UE transmission comprises: network side node carries configuration indication information by 1bit indication information position or 2bits indication information position in physical layer control signal.
A, network side node carry configuration indication information by 1bit indication information position in physical layer control signal, the settings of 1bit indication information position can be 0 and 1, D2D UE has four kinds at the first time slot of D2D subframe and the data processing method of the second time slot, therefore, can have following corresponding relation:
1bit indication information position is 1 o'clock, and D2D UE carries out data transmission at the first time slot, at the second time slot, carries out data receiver; 1bit indication information position is 0 o'clock, and D2D UE carries out data receiver at the first time slot, at the second time slot, carries out data transmission;
Or 1bit indication information position is 0 o'clock, D2D UE carries out data transmission at the first time slot, at the second time slot, carries out data receiver; 1bit indication information position is 1 o'clock, and D2D UE carries out data receiver at the first time slot, at the second time slot, carries out data transmission;
Or 1bit indication information position is 1 o'clock, D2D UE carries out data transmission at the first time slot, at the second time slot, carries out data receiver; 1bit indication information position is 0 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot;
Or 1bit indication information position is 0 o'clock, D2D UE carries out data transmission at the first time slot, at the second time slot, carries out data receiver; 1bit indication information position is 1 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot;
Or 1bit indication information position is 1 o'clock, D2D UE carries out data transmission at the first time slot, at the second time slot, carries out data receiver; 1bit indication information position is 0 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or 1bit indication information position is 0 o'clock, D2D UE carries out data transmission at the first time slot, at the second time slot, carries out data receiver; 1bit indication information position is 1 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or 1bit indication information position is 1 o'clock, D2D UE carries out data receiver at the first time slot, at the second time slot, carries out data transmission; 1bit indication information position is 0 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot;
Or 1bit indication information position is 0 o'clock, D2D UE carries out data receiver at the first time slot, at the second time slot, carries out data transmission; 1bit indication information position is 1 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot;
Or 1bit indication information position is 1 o'clock, D2D UE carries out data receiver at the first time slot, at the second time slot, carries out data transmission; 1bit indication information position is 0 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or 1bit indication information position is 0 o'clock, D2D UE carries out data receiver at the first time slot, at the second time slot, carries out data transmission; 1bit indication information position is 1 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or 1bit indication information position is 1 o'clock, D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 1bit indication information position is 0 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or 1bit indication information position is 0 o'clock, D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 1bit indication information position is 1 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot.
B, network side node carry configuration indication information by 2bits indication information position in physical layer control signal, the settings of 2bits indication information position can be 00,01,10 and 11, D2D UE has four kinds at the first time slot of D2D subframe and the data processing method of the second time slot, therefore, four kinds of states of 2bits indication information position are corresponding one by one with four kinds of data processing methods, corresponding relation is any, specific as follows:
2bits indication information position is 00 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 01 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 10 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 11 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 01 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 10 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 11 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 01 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 10 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 11 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 01 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 10 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 11 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 01 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 10 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 11 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 01 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 10 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 11 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 01 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 10 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 11 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 01 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 10 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 11 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 01 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 10 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 11 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 01 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 10 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 11 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data;
Or 2bits indication information position is 00 o'clock, D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 01 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 10 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 11 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 01 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 10 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 11 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data;
Or 2bits indication information position is 00 o'clock, D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 01 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 10 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 11 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 01 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 10 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 11 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 01 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 10 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 11 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 01 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 10 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 11 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data;
Or 2bits indication information position is 00 o'clock, D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 01 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 10 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 11 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 01 o'clock, and D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 10 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 11 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data;
Or 2bits indication information position is 00 o'clock, D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 01 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 10 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 11 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 01 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 10 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 11 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 01 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 10 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 11 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 01 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 10 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 11 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data;
Or 2bits indication information position is 00 o'clock, D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 01 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 10 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data; 2bits indication information position is 11 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot;
Or 2bits indication information position is 00 o'clock, D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot; 2bits indication information position is 01 o'clock, and D2D UE transmits to different nodes respectively on the first time slot and the second time slot; 2bits indication information position is 10 o'clock, and D2D UE receives data on the first time slot, transmitting data on the second time slot; 2bits indication information position is 11 o'clock, and D2D UE is transmitting data on the first time slot, on the second time slot, receives data.
Preferably, D2D subframe comprises the subframe for D2D communication of network side configuration or the subframe for D2D communication that D2D UE competition obtains.
Preferably, D2D subframe carrying D2D communication data or D2D subframe carrying D2D communication data and cellular communication data.
Preferably, D2D communication data comprises that the D2D between D2D UE and its D2D Correspondent Node UE controls data and/or D2D business datum, and cellular communication data comprise cellular communication control data and/or the cellular communication service data between D2D UE and network side.
Preferably, network side node comprise following one of at least: eNB, MCE, GW, MME, EUTRAN, OAM.
The embodiment of the present invention also provides a kind of data transmission device, is applied to D2D UE, the data transmission method that this device can be described for realizing the embodiment shown in above-mentioned Fig. 3 and preferred implementation thereof.Fig. 5 is according to the structured flowchart of the data transmission device of the embodiment of the present invention, and as shown in Figure 5, this device comprises acquisition module 52 and data transmission module 54.
Acquisition module 52, for obtaining configuration indication information, wherein, configuration indication information is used to indicate D2D UE at the first time slot of D2D subframe and the data processing method of the second time slot; Data transmission module 54, is coupled to acquisition module 52, for according to configuration indication information in transmitting or the reception of the enterprising row data of the first time slot, and/or in transmitting or the reception of the enterprising row data of the second time slot.
Preferably, acquisition module 52 obtains configuration indication information by following mode one of at least: physical layer control signal, high-level signaling and system predefine.
Preferably, D2D UE comprises one of following at the first time slot of D2D subframe and the data processing method of the second time slot: D2D UE transmits on the first time slot, on the second time slot, receives signal; D2D UE receives signal on the first time slot, on the second time slot, transmits; D2D UE transmits to different nodes respectively on the first time slot and the second time slot; D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot.
Preferably, acquisition module 52 comprises: the first receiving element, for receiving the physical layer control signal that carries configuration indication information from network side node, and obtains configuration indication information; The second receiving element, for receiving the physical layer control signal that carries configuration indication information from its D2D Correspondent Node UE, and obtains configuration indication information.
Preferably, acquisition module 52 comprises: the 3rd receiving element, for receiving the high-level signaling that carries configuration indication information from network side node, and obtains configuration indication information; Or the 4th receiving element, for receiving the high-level signaling that carries configuration indication information from its D2D Correspondent Node UE, and obtains configuration indication information.
The embodiment of the present invention also provides a kind of data transmission device, is applied to network side node, and this device can be for realizing the above-mentioned data transmission method of describing from network side.This device comprises: sending module, for send the signaling that carries configuration indication information to D2D UE, wherein, configuration indication information is used to indicate D2D UE at the first time slot of D2D subframe and the data processing method of the second time slot.
Preferably, D2D UE comprises one of following at the first time slot of D2D subframe and the data processing method of the second time slot: D2D UE transmits on the first time slot, on the second time slot, receives signal; D2D UE receives signal on the first time slot, on the second time slot, transmits; D2D UE transmits to different nodes respectively on the first time slot and the second time slot; D2D UE receives respectively the signal from different nodes on the first time slot and the second time slot.
Preferably, above-mentioned signaling comprises physical layer control signal and/or high-level signaling; Wherein, physical layer control signal comprises DCI or special-purpose D2D Control on Communication message, and it is one of following that high-level signaling comprises: D2D connect set up request message, D2D connect set up request response, D2D connects reconfiguration message.
It should be noted that, the above-mentioned D2D of being applied to UE side corresponds respectively to the data transmission device that is applied to network side node the data transmission method that above-mentioned both sides are described, its concrete implementation procedure had been carried out detailed description in embodiment of the method, did not repeat them here.
In order to make technical scheme of the present invention and implementation method clearer, below in conjunction with preferred embodiment, its implementation procedure is described in detail.
Network side can comprise one or more in following entity: eNB, MCE, GW, MME, EUTRAN, OAM, and the eNB of take below describes as example as the configuration controlled entity of network side.
In D2D communication, two or more UE can carry out the direct transmission of data under the control indication of eNB.Easy in order to narrate, two UE of all take below form D2D UE Pair and describe as example.
The UE with D2D communication capacity can be operated under two kinds of patterns, cellular network communication pattern and D2D communication pattern, and UE may keep simultaneously with base station between cellular communication be connected, and and D2D Correspondent Node UE between D2D communication connection, UE realizes according to being configured in the Deta bearer that cellular communication is communicated by letter with D2D in different resources.
Resource division between cellular communication is communicated by letter with D2D can be carried out from time domain and two dimensions of frequency domain, while dividing from time domain, can be divided into cellular communication subframe (Macro subframe) and D2D subframe (D2D subframe) by subframe, as shown in Figure 6 a; During from frequency domain graduation, can divide by Physical Resource Block (Physical Resource Block, referred to as PRB), the whole PRB in system available bandwidth are divided into two classes, be respectively used to the PRB that cellular communication is communicated by letter with D2D, as shown in Figure 6 b; Also can be by the two combination, in D2D subframe, Further Division goes out part PRB as D2D resource, as shown in Fig. 6 c.D2D subframe and D2D PRB resource can, by base station configuration indication to UE, also can be obtained by competitive resource according to system specifications by UE.In addition, on D2D subframe, UE can carry cellular communication data in part resource, on D2D subframe, has D2D transfer of data, but also may have cellular communication transfer of data.
UE carries out D2D when communication, may keep respectively D2D to be connected with a plurality of D2D UE, and also carry out cellular communication with base station simultaneously, now UE need to complete the data receipts of transmitting and receiving of lower column data: UE and base station/; The data of UE and D2D Correspondent Node UE1 are received/are sent out; The data of UE and D2D Correspondent Node UE2 are received/are sent out; The data receipts of UE and D2D Correspondent Node UE3/send out etc.Wherein, data can comprise controls data and/or business datum, control data and comprise configuration information, schedule information, mixed automatic retransfer request (Hybrid Automatic Repeat Request, referred to as HARQ) feedback, measurement report, resource request etc.
On D2D subframe, UE carries out independently transfer of data on two slot, here transfer of data comprises transmitting or the reception of data, on slot#0 and slot#1, UE carries out respectively transmitting or the reception of data, the transmitting/receiving state of UE on D2D subframe can comprise following multiple situation: UE transmits on slot#0, on slot#1, receive signal, as shown in Figure 7a; UE receives signal on slot#0, transmits, as shown in Figure 7b on slot#1; UE transmits to different nodes respectively on slot#0 and slot#1, as shown in Figure 7 c; UE receives respectively the signal from different nodes on slot#0 and slot#1, as shown in Fig. 7 d.
Because UE can carry out respectively independently transfer of data on two time slots of D2D subframe, the slot of take carries out transmitting or the reception of D2D data as unit, for D2D UE, need to obtain the configuration indication to the data processing method on two time slots in D2D subframe, i.e. configuration indication UE is respectively used to D2D transmitting or receives on two time slots.
In D2D subframe, UE need to determine transmitting or reception how to carry out data on slot#0 and slot#1, therefore need to configure accordingly, and concrete configuration mode can be divided into following three kinds:
Mode (1), configures the data processing method of indication UE on two time slots of D2D subframe by high-level signaling.
UE A is under the control of eNB, carry out D2D with UE B and be connected foundation, D2D connect to set up request (D2D Connection Request) message or D2D connect can carry out time slot in setting up request response (D2D Connection Setup) message on the configuration indication of data processing method, at D2D, connect data transmission on two time slots that carry out D2D subframe in process of establishing or the configuration indication of reception.
Or, in the high-level signaling that UE A is carried out to D2D communication connection configuration, the data processing method on two of D2D subframe time slots is configured to indication, at D2D, connect and to reshuffle in (D2D Connection Reconfiguration) message, the data transmission of indication UE A on two time slots of D2D subframe or the configuration of reception.D2D connects reconfiguration message can be by eNB or D2D Correspondent Node UE(UE B) indication is to UE A.
Mode (2), by physical layer control signal, carries the configuration indication information about data processing method in the control signal at scheduling indication UE about D2D transfer of data, and UE is about the data transmission method on two time slots of D2D subframe in indication.The control signal that carries above-mentioned configuration indication information can be DCI, or special-purpose D2D Control on Communication message (ProSe-CI, PCI).
By eNB or UE B, by DCI, to UE A configuration indication, on two time slots of D2D subframe, carry out data transmission or reception.Particularly, can for example, when indication information position is " 1 ", corresponding to UE A, at slot#0, carry out data transmission by 1bit indication information position to two kinds of configurations of UE A indication, at slot#1, carry out data receiver; When indication information position is " 0 ", corresponding to UE A, at slot#0, carry out data receiver, at slot#1, carry out data transmission, or the settings of indication information position are contrary with corresponding indication implication, also have alternate manner, do not enumerate herein.Also can be by 2bit indication information position to four kinds of configurations of UE A indication, for example, UE A transmitting data on slot#0 receives data on slot#1; UE A receives data on slot#0, transmitting data on slot#1; UE A is respectively at slot#0 and slot#1 transmitting data; UE A receives data respectively on slot#0 and slot#1.Four kinds of settings " 00 " of 2bit indication information position, " 01 ", " 10 ", " 11 " can correspond respectively to above-mentioned four kinds of states, and concrete one-to-one relationship is any.
Mode (3), the data processing method of system predefine UE on two time slots of D2D subframe.
In supporting the system of D2D communication, between can predefine D2D UE Pair about the data processing method on two time slots of D2D subframe, when setting up D2D, UE connects, while starting D2D transfer of data, according to the predefined rule of system in the transmitting of the enterprising row data of corresponding time slot of D2D subframe or receive.
The predefined rule of system can comprise multiple different mode, for example, according to the ID size that forms two UE of D2D UE Pair, determine the data processing method of UE on the time slot of D2D subframe, for example, No. ID large UE is used slot#0 to carry out data transmission, and slot#1 carries out data receiver; No. ID little UE is used slot#0 to carry out data receiver, and slot#1 carries out data transmission, or contrary rule.Wherein, UE ID can be special I D(D-RNTI or the D-ID during C-RNTI, the D2D of UE communicates by letter), or other can identify the ID of UE arbitrarily.
The predefined rule of system can also be determined according to the relation of two UE in D2D UE Pair, for example, when two UE in D2D UE Pair divide into main UE and subordinate UE, main UE is with respect to D2D Correspondent Node UE(subordinate UE) there is higher authority, or can carry out to subordinate UE the management functions such as certain configuration or scheduling.Predefined data processing method can carry out according to the relation between UE, and for example, main UE is used slot#0 to carry out data transmission, and slot#1 carries out data receiver; Subordinate UE is used slot#0 to carry out data receiver, and slot#1 carries out data transmission, or contrary rule.
The predefined rule of system can also the function difference in D2D communication be distinguished according to two UE in D2D UE Pair, the active UE and the passive UE that according to D2D, connect in correspondence process of establishing carry out predefined data processing mode, for example, initiate D2D and connect the UE(active UE that foundation is asked) use slot#0 to carry out data transmission, slot#1 carries out data receiver, accept the passive UE of UE(that D2D connects the request of foundation) use slot#0 to carry out data receiver, slot#1 carries out data transmission, or contrary rule.
Preferred embodiment one
What this preferred embodiment was described is the data processing method on two time slots of D2D subframe by high-level signaling (it is example that the D2D of take connects process of establishing) configuration indication UE.
UE A and UE B are under the control indication of eNB, carry out D2D discovery pairing, UE A to UE B(or through eNB to UE B) send D2D and connect and set up request (D2D Connection Request) message, UE B receives D2D connection and sets up after request message, to UE A, send D2D and connect foundation (D2D Connection Setup) message, this D2D connection is set up message and is comprised the configuration indication information to the data processing method of time slot in D2D subframe, in this preferred embodiment, UE B indication UE A receives the transfer of data of UE B at the slot#0 of D2D subframe, at slot#1 to UE B transmitting data.UE A receives (or receiving by eNB) D2D connection and sets up after message, obtain above-mentioned configuration indication information, according to the content of this configuration indication information, carry out the data transmit-receive of D2D communication, and connect and set up (D2D Connection Setup Complete) message to UE B feedback D2D, realization flow is as shown in Figure 8.
Preferred embodiment two
What this preferred embodiment was described is the data processing method of two time slots in D2D subframe by high-level signaling (take D2DReconfig as example) configuration indication UE.
UE A and UE B have set up D2D communication connection under the control indication of eNB, and eNB carries out to UE A and UE B the configuration that D2D communicates by letter respectively and indicates, and connect to reshuffle (D2D Connection Reconfiguration) message and indicate to two UE by D2D.In D2D Connection Reconfiguration message, eNB configuration indication UE A receives the data of UE B at the slot#0 of D2D subframe, at slot#1 to UE B transmitting data; Indication UE B sends data at the slot#0 of D2D subframe to UE A, receives the data of UE A at slot#1.UE A and UE B receive after the configuration messages of eNB, obtain above-mentioned configuration indication information, according to corresponding indication, carry out the data transmit-receive of D2D communication, and connect and reshuffled (D2D Connection Reconfiguration Complete) message to eNB feedback D2D, realization flow is as shown in Figure 9.
Preferred embodiment three
What this preferred embodiment was described is the data processing method on two time slots of D2D subframe by physical layer signaling (the 1bit information indicating bit of take is example) configuration indication UE.
In D2D communication process, can be in eNB Real-Time Scheduling D2D UE Pair the transfer of data of two UE, adopt centralized scheduling mode, the data processing method of the physical layer scheduling control information indication UE that eNB can be by sending to D2D UE on time slot.
ENB indicates UE about the scheduling control information of D2D communication by DCI, wherein, the indication information position that comprises 1bit in DCI information, be used to indicate the data processing method on time slot, for example, when indication information position is " 1 ", indicate UE A to carry out data transmission at slot#0, at slot#1, carry out data receiver; When indication information position is " 0 ", indicate UE A to carry out data receiver at slot#0, at slot#1, carry out data transmission, or the settings of indication information position are contrary with corresponding indication implication.
Preferred embodiment four
What this preferred embodiment was described is by the data processing method of system predefine (being predefined as example with the ID size according to UE) UE on two time slots of D2D subframe.
System arranges fixing rule for the data processing method on the time slot of D2D subframe in D2D communication process, specifying in No. ID large UE in D2D UE Pair uses the slot#0 in D2D subframe to carry out data transmission, slot#1 carries out data receiver, No. ID little UE is used slot#0 to carry out data receiver, slot#1 carries out data transmission, also rule contrary to the above can be set.
When UE A and UE B carry out D2D while communicating by letter, UE A and UE B can obtain the id information of opposite end UE, for example, the C-RNTI of opposite end UE, UE A and UE B can carry out size relatively by the two No. ID, without any need for signaling or indication in the situation that, UE A and UE B can be in D2D subframe the data processing method on the time-division slot of natural region.For example, UE A is greater than No. ID of UE B for No. ID, and UE A carries out data transmission at slot#0 to UE B, receives the data of UE B at slot#1; The data that UE B receives UE A at slot#0, carry out data transmission at slot#1 to UE A.
Preferred embodiment five
What this preferred embodiment was described is the data processing method on two time slots of D2D subframe by system predefine (being predefined as example with the master slave relation according to UE) UE.
System arranges fixing rule for the data processing method on the time slot in D2D subframe in D2D communication process, the main UE specifying in D2D UE Pair is used the slot#0 in D2D subframe to carry out data transmission, slot#1 carries out the reception of data, subordinate UE is used slot#0 to carry out data receiver, slot#1 carries out data transmission, or rule contrary to the above is set.
In D2D communication process, can be that the semi-static configuration section resource of D2D UE Pair is as the D2D communication resource by eNB, the UE A and the UE B that form D2D UE Pair are used the resource of eNB configuration to carry out D2D transfer of data, wherein, UE A is as main UE, have and carry out function and the authority that a step is controlled D2D transfer of data, UE B carries out transfer of data as subordinate UE according to the scheduling controlling of eNB and UE A.UE A can be set and at slot#0, to UE B, carry out data transmission, receive the data of UE B at slot#1, the data that UE B receives UE A at slot#0, carry out data transmission at slot#1 to UE A.
Preferred embodiment six
This preferred embodiment is described is by high-level signaling (being set to example with D2D reprovision) and physical layer signaling (take 1bit indication information position the be example) data processing method of configuration indication UE on two time slots of D2D subframe.
Under the control indication of eNB, UE A and UE B have set up D2D communication connection, UE A keeps being connected with the cellular communication of eNB simultaneously, and eNB carries out the configuration indication of D2D communication to UE A, connects reshuffle (D2D Connection Reconfiguration) message indication UE A by D2D.In D2D Connection Reconfiguration message, eNB configuration indication UE A carries out the transmission of D2D communication data at the slot#0 of D2D subframe, carry out the transmission of cellular communication data at slot#1.In Real-Time Scheduling, eNB further indicates the concrete transmitting of UE A or accepting state by physical layer signaling, by the 1bit indication information position in the corresponding DCI of UE A, indicate, when information bit is " 0 ", indicate UE A on slot#0, to launch cellular communication data, on slot#1, receive D2D communication data; When information bit is " 1 ", indicate UE A on slot#0, to launch cellular communication data, on slot#1, launch D2D communication data.
UE A, according to the configuration of eNB and DCI indication, obtains the configuration indication information of above-mentioned data processing method on the time slot of D2D subframe, the data transmit-receive that carries out D2D communication and/or cellular communication according to corresponding indication.
It should be noted that, in the step shown in the flow chart of accompanying drawing, can in the computer system such as one group of computer executable instructions, carry out, and, although there is shown logical order in flow process, but in some cases, can carry out shown or described step with the order being different from herein.
In sum, according to the abovementioned embodiments of the present invention, D2D UE can obtain its configuration indication information at the first time slot of D2D subframe and the data processing method of the second time slot of indication, thereby according to this configuration indication information, carry out transmitting and/or the reception of data, by effective division D2D communication resource, make D2D UE carry out D2D transfer of data in resource mode more flexibly, improve resource utilization, realize efficient data transmission.
Obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with general calculation element, they can concentrate on single calculation element, or be distributed on the network that a plurality of calculation elements form, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in storage device and be carried out by calculation element, or they are made into respectively to each integrated circuit modules, or a plurality of modules in them or step are made into single integrated circuit module to be realized.Like this, the present invention is not restricted to any specific hardware and software combination.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (37)
1. a data transmission method, is characterized in that comprising:
Device-to-device D2D user equipment (UE) obtains configuration indication information, and wherein, described configuration indication information is used to indicate described D2D UE at the first time slot of D2D subframe and the data processing method of the second time slot;
Described D2D UE is transmitting or the reception in the enterprising row data of described the first time slot according to described configuration indication information, and/or in transmitting or the reception of the enterprising row data of described the second time slot.
2. method according to claim 1, is characterized in that, described D2D UE obtains described configuration indication information by following mode one of at least: physical layer control signal, high-level signaling and system predefine.
3. method according to claim 1, is characterized in that, described D2D UE comprises one of following at the first time slot of described D2D subframe and the data processing method of the second time slot:
Described D2D UE transmits on described the first time slot, on described the second time slot, receives signal;
Described D2D UE receives signal on described the first time slot, on described the second time slot, transmits;
Described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot.
4. method according to claim 3, is characterized in that, described node comprises the D2D Correspondent Node UE of network side node and/or described D2D UE, and described signal is used for carrying D2D communication data or cellular communication data.
5. method according to claim 2, is characterized in that, described D2D UE obtains described configuration indication information by physical layer control signal and comprises:
Described D2D UE receives the physical layer control signal from the described configuration indication information of carrying of network side node, and obtains described configuration indication information; Or,
Described D2D UE receives the physical layer control signal that carries described configuration indication information from its D2D Correspondent Node UE, and obtains described configuration indication information.
6. method according to claim 5, is characterized in that, described physical layer control signal comprises descending control message DCI or special-purpose D2D Control on Communication message.
7. method according to claim 5, is characterized in that, before described D2D UE obtains described configuration indication information by physical layer control signal, described method also comprises:
Described network side node or described D2D Correspondent Node UE carry described configuration indication information by 1bit indication information position in described physical layer control signal,
Wherein, described 1bit indication information position is 1 o'clock, and described D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Described 1bit indication information position is 0 o'clock, and described D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission;
Or described 1bit indication information position is 0 o'clock, described D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Described 1bit indication information position is 1 o'clock, and described D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission;
Or described 1bit indication information position is 1 o'clock, described D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Described 1bit indication information position is 0 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described 1bit indication information position is 0 o'clock, described D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Described 1bit indication information position is 1 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described 1bit indication information position is 1 o'clock, described D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Described 1bit indication information position is 0 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described 1bit indication information position is 0 o'clock, described D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Described 1bit indication information position is 1 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described 1bit indication information position is 1 o'clock, described D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Described 1bit indication information position is 0 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described 1bit indication information position is 0 o'clock, described D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Described 1bit indication information position is 1 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described 1bit indication information position is 1 o'clock, described D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Described 1bit indication information position is 0 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described 1bit indication information position is 0 o'clock, described D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Described 1bit indication information position is 1 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described 1bit indication information position is 1 o'clock, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 1bit indication information position is 0 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described 1bit indication information position is 0 o'clock, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 1bit indication information position is 1 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot.
8. method according to claim 5, is characterized in that, before described D2D UE obtains described configuration indication information by physical layer control signal, described method also comprises:
Described network side node or described D2D Correspondent Node UE carry described configuration indication information by 2bits indication information position in described physical layer control signal,
Wherein, described 2bits indication information position is 00 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 01 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2DUE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 01 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 01 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 01 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 01 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 01 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 10 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 10 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 11 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data;
Or described 2bits indication information position is 00 o'clock, described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 11 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data;
Or described 2bits indication information position is 00 o'clock, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 10 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 10 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 11 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data;
Or described 2bits indication information position is 00 o'clock, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 11 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data;
Or described 2bits indication information position is 00 o'clock, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 10 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 10 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 11 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data;
Or described 2bits indication information position is 00 o'clock, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 11 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data.
9. method according to claim 2, is characterized in that, described D2D UE obtains described configuration indication information by high-level signaling and comprises:
Described D2D UE receives the high-level signaling from the described configuration indication information of carrying of network side node, and obtains described configuration indication information; Or,
Described D2D UE receives the high-level signaling that carries described configuration indication information from its D2D Correspondent Node UE, and obtains described configuration indication information.
10. method according to claim 9, is characterized in that, it is one of following that described high-level signaling comprises: D2D connect set up request message, D2D connect set up request response, D2D connects reconfiguration message.
11. methods according to claim 2, is characterized in that, described D2D UE obtains described configuration indication information by system predefine and comprises:
System configures indication information described in No. ID big or small predefine of sign of the D2D UE in D2D communication;
Or described system configures indication information described in the master slave relation predefine of the described D2D UE in D2D communication;
Or according to the described D2D UE in D2D communication, active/passive in described D2D communication is related to described in predefine and configures indication information described system.
12. methods according to claim 11, is characterized in that, system comprises according to configuring indication information described in No. ID big or small predefine of the D2D UE in D2D communication:
In two D2D UE of described system predefine in D2D communication, No. ID large D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; No. ID little D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission;
Or described No. ID little D2D UE carries out data transmission at described the first time slot, carries out data receiver at described the second time slot; Described No. ID large D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission;
Or described No. ID large D2D UE carries out data transmission at described the first time slot, carries out data receiver at described the second time slot; Described No. ID little D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described No. ID little D2D UE carries out data transmission at described the first time slot, carries out data receiver at described the second time slot; Described No. ID large D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described No. ID large D2D UE carries out data transmission at described the first time slot, carries out data receiver at described the second time slot; Described No. ID little D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described No. ID little D2D UE carries out data transmission at described the first time slot, carries out data receiver at described the second time slot; Described No. ID large D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described No. ID large D2D UE carries out data receiver at described the first time slot, carries out data transmission at described the second time slot; Described No. ID little D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described No. ID little D2D UE carries out data receiver at described the first time slot, carries out data transmission at described the second time slot; Described No. ID large D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described No. ID large D2D UE carries out data receiver at described the first time slot, carries out data transmission at described the second time slot; Described No. ID little D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described No. ID little D2D UE carries out data receiver at described the first time slot, carries out data transmission at described the second time slot; Described No. ID large D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described No. ID large D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described No. ID little D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described No. ID little D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described No. ID large D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot.
13. methods according to claim 11, is characterized in that, described ID comprises Cell Radio Network Temporary Identifier/Identity, Cell-RNTI C-RNTI or the special I D of described UE in D2D communication of described UE.
14. methods according to claim 11, is characterized in that, described system comprises according to configuring indication information described in the master slave relation predefine of the described D2D UE in D2D communication:
In two D2D UE of described system predefine in D2D communication, main UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Subordinate UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission;
Or described subordinate UE carries out data transmission at described the first time slot, at described the second time slot, carry out data receiver; Described main UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission;
Or described main UE carries out data transmission at described the first time slot, at described the second time slot, carry out data receiver; Described subordinate UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described subordinate UE carries out data transmission at described the first time slot, at described the second time slot, carry out data receiver; Described main UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described main UE carries out data transmission at described the first time slot, at described the second time slot, carry out data receiver; Described subordinate UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described subordinate UE carries out data transmission at described the first time slot, at described the second time slot, carry out data receiver; Described main UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described main UE carries out data receiver at described the first time slot, at described the second time slot, carry out data transmission; Described subordinate UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described subordinate UE carries out data receiver at described the first time slot, at described the second time slot, carry out data transmission; Described main UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described main UE carries out data receiver at described the first time slot, at described the second time slot, carry out data transmission; Described subordinate UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described subordinate UE carries out data receiver at described the first time slot, at described the second time slot, carry out data transmission; Described main UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described main UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described subordinate UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described subordinate UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described main UE receives respectively the signal from different nodes on described the first time slot and described the second time slot.
15. methods according to claim 11, is characterized in that, according to the described D2D UE in D2D communication, active/passive in described D2D communication is related to that configuring indication information described in predefine comprises to described system:
In two D2D UE of described system predefine in D2D communication, initiatively UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Passive UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission;
Or described passive UE carries out data transmission at described the first time slot, at described the second time slot, carry out data receiver; Described active UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission;
Or described active UE carries out data transmission at described the first time slot, at described the second time slot, carry out data receiver; Described passive UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described passive UE carries out data transmission at described the first time slot, at described the second time slot, carry out data receiver; Described active UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described active UE carries out data transmission at described the first time slot, at described the second time slot, carry out data receiver; Described passive UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described passive UE carries out data transmission at described the first time slot, at described the second time slot, carry out data receiver; Described active UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described active UE carries out data receiver at described the first time slot, at described the second time slot, carry out data transmission; Described passive UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described passive UE carries out data receiver at described the first time slot, at described the second time slot, carry out data transmission; Described active UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described active UE carries out data receiver at described the first time slot, at described the second time slot, carry out data transmission; Described passive UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described passive UE carries out data receiver at described the first time slot, at described the second time slot, carry out data transmission; Described active UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described active UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described passive UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described passive UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described active UE receives respectively the signal from different nodes on described the first time slot and described the second time slot.
16. according to the method described in any one in claim 1 to 15, it is characterized in that, described D2D subframe comprises the subframe for D2D communication of network side configuration or the subframe for D2D communication that described D2D UE competition obtains.
17. according to the method described in any one in claim 1 to 15, it is characterized in that, described D2D subframe carrying D2D communication data or described D2D subframe carrying D2D communication data and cellular communication data.
18. methods according to claim 17, it is characterized in that, described D2D communication data comprises that the D2D between described D2D UE and its D2D Correspondent Node UE controls data and/or D2D business datum, and described cellular communication data comprise cellular communication control data and/or the cellular communication service data between described D2D UE and network side.
19. according to the method described in any one in claim 1 to 15, it is characterized in that, described network side node comprise following one of at least: evolved base station eNB, cell cooperative entity MCE, gateway GW, mobility management apparatus MME, Evolved UTRAN EUTRAN, operational administrative and maintenance manager OAM.
20. 1 kinds of data transmission methods, is characterized in that comprising:
Network side node sends the signaling that carries configuration indication information to device-to-device D2D user equipment (UE), wherein, described configuration indication information is used to indicate described D2D UE at the first time slot of D2D subframe and the data processing method of the second time slot.
21. methods according to claim 20, is characterized in that, described D2D UE comprises one of following at the first time slot of D2D subframe and the data processing method of the second time slot:
Described D2D UE transmits on described the first time slot, on described the second time slot, receives signal;
Described D2D UE receives signal on described the first time slot, on described the second time slot, transmits;
Described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot.
22. methods according to claim 21, is characterized in that, described node comprises the D2D Correspondent Node UE of network side node and/or described D2D UE, and described signal is used for carrying D2D communication data or cellular communication data.
23. methods according to claim 20, is characterized in that, described signaling comprises physical layer control signal and/or high-level signaling;
Wherein, described physical layer control signal comprises descending control message DCI or special-purpose D2D Control on Communication message, and it is one of following that described high-level signaling comprises: D2D connect set up request message, D2D connect set up request response, D2D connects reconfiguration message.
24. methods according to claim 23, is characterized in that, the physical layer control signal that described network side node carries described configuration indication information to described D2D UE transmission comprises:
Described network side node carries described configuration indication information by 1bit indication information position in described physical layer control signal,
Wherein, described 1bit indication information position is 1 o'clock, and described D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Described 1bit indication information position is 0 o'clock, and described D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission;
Or described 1bit indication information position is 0 o'clock, described D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Described 1bit indication information position is 1 o'clock, and described D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission;
Or described 1bit indication information position is 1 o'clock, described D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Described 1bit indication information position is 0 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described 1bit indication information position is 0 o'clock, described D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Described 1bit indication information position is 1 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described 1bit indication information position is 1 o'clock, described D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Described 1bit indication information position is 0 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described 1bit indication information position is 0 o'clock, described D2D UE carries out data transmission at described the first time slot, at described the second time slot, carries out data receiver; Described 1bit indication information position is 1 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described 1bit indication information position is 1 o'clock, described D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Described 1bit indication information position is 0 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described 1bit indication information position is 0 o'clock, described D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Described 1bit indication information position is 1 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described 1bit indication information position is 1 o'clock, described D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Described 1bit indication information position is 0 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described 1bit indication information position is 0 o'clock, described D2D UE carries out data receiver at described the first time slot, at described the second time slot, carries out data transmission; Described 1bit indication information position is 1 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described 1bit indication information position is 1 o'clock, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 1bit indication information position is 0 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described 1bit indication information position is 0 o'clock, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 1bit indication information position is 1 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot.
25. methods according to claim 23, is characterized in that, the physical layer control signal that described network side node carries described configuration indication information to described D2D UE transmission comprises:
Described network side node carries described configuration indication information by 2bits indication information position in described physical layer control signal,
Wherein, described 2bits indication information position is 00 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 01 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 01 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 01 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 01 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 01 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 01 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 10 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 10 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 11 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data;
Or described 2bits indication information position is 00 o'clock, described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 11 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data;
Or described 2bits indication information position is 00 o'clock, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 10 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 10 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 11 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data;
Or described 2bits indication information position is 00 o'clock, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 11 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data;
Or described 2bits indication information position is 00 o'clock, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 10 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 10 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 11 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data;
Or described 2bits indication information position is 00 o'clock, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data; Described 2bits indication information position is 11 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot;
Or described 2bits indication information position is 00 o'clock, described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot; Described 2bits indication information position is 01 o'clock, and described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot; Described 2bits indication information position is 10 o'clock, and described D2D UE receives data on described the first time slot, transmitting data on described the second time slot; Described 2bits indication information position is 11 o'clock, and described D2D UE is transmitting data on described the first time slot, on described the second time slot, receives data.
26. according to the method described in any one in claim 20 to 25, it is characterized in that, described D2D subframe comprises the subframe for D2D communication of network side configuration or the subframe for D2D communication that described D2D UE competition obtains.
27. according to the method described in any one in claim 20 to 25, it is characterized in that, described D2D subframe carrying D2D communication data or described D2D subframe carrying D2D communication data and cellular communication data.
28. methods according to claim 27, it is characterized in that, described D2D communication data comprises that the D2D between described D2D UE and its D2D Correspondent Node UE controls data and/or D2D business datum, and described cellular communication data comprise cellular communication control data and/or the cellular communication service data between described D2D UE and network side.
29. according to the method described in any one in claim 20 to 25, it is characterized in that, described network side node comprise following one of at least: evolved base station eNB, cell cooperative entity MCE, gateway GW, mobility management apparatus MME, Evolved UTRAN EUTRAN, operational administrative and maintenance manager OAM.
30. 1 kinds of data transmission devices, are applied to device-to-device D2D user equipment (UE), it is characterized in that comprising:
Acquisition module, for obtaining configuration indication information, wherein, described configuration indication information is used to indicate described D2D UE at the first time slot of D2D subframe and the data processing method of the second time slot;
Data transmission module, for transmitting or the reception in the enterprising row data of described the first time slot according to described configuration indication information, and/or in transmitting or the reception of the enterprising row data of described the second time slot.
31. devices according to claim 30, is characterized in that, described acquisition module obtains described configuration indication information by following mode one of at least: physical layer control signal, high-level signaling and system predefine.
32. devices according to claim 30, is characterized in that, described D2D UE comprises one of following at the first time slot of described D2D subframe and the data processing method of described the second time slot:
Described D2D UE transmits on described the first time slot, on described the second time slot, receives signal;
Described D2D UE receives signal on described the first time slot, on described the second time slot, transmits;
Described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot.
33. devices according to claim 31, is characterized in that, described acquisition module comprises:
The first receiving element, for receiving the physical layer control signal from the described configuration indication information of carrying of network side node, and obtains described configuration indication information;
The second receiving element, for receiving the physical layer control signal that carries described configuration indication information from its D2D Correspondent Node UE, and obtains described configuration indication information.
34. devices according to claim 31, is characterized in that, described acquisition module comprises:
The 3rd receiving element, for receiving the high-level signaling from the described configuration indication information of carrying of network side node, and obtains described configuration indication information; Or,
The 4th receiving element, for receiving the high-level signaling that carries described configuration indication information from its D2D Correspondent Node UE, and obtains described configuration indication information.
35. 1 kinds of data transmission devices, are applied to network side node, it is characterized in that comprising:
Sending module, for send the signaling that carries configuration indication information to device-to-device D2D user equipment (UE), wherein, described configuration indication information is used to indicate described D2D UE at the first time slot of D2D subframe and the data processing method of the second time slot.
36. devices according to claim 35, is characterized in that, described D2D UE comprises one of following at the first time slot of D2D subframe and the data processing method of the second time slot:
Described D2D UE transmits on described the first time slot, on described the second time slot, receives signal;
Described D2D UE receives signal on described the first time slot, on described the second time slot, transmits;
Described D2D UE transmits to different nodes respectively on described the first time slot and described the second time slot;
Described D2D UE receives respectively the signal from different nodes on described the first time slot and described the second time slot.
37. devices according to claim 35, is characterized in that, described signaling comprises physical layer control signal and/or high-level signaling; Wherein, described physical layer control signal comprises descending control message DCI or special-purpose D2D Control on Communication message, and it is one of following that described high-level signaling comprises: D2D connect set up request message, D2D connect set up request response, D2D connects reconfiguration message.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310133187.8A CN104113913B (en) | 2013-04-17 | 2013-04-17 | Data transmission method and device |
| PCT/CN2014/071972 WO2014169726A1 (en) | 2013-04-17 | 2014-02-11 | Data transmission method and apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310133187.8A CN104113913B (en) | 2013-04-17 | 2013-04-17 | Data transmission method and device |
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| CN104113913A true CN104113913A (en) | 2014-10-22 |
| CN104113913B CN104113913B (en) | 2020-01-31 |
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| WO (1) | WO2014169726A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2015169034A1 (en) * | 2014-05-09 | 2015-11-12 | 中兴通讯股份有限公司 | Device-to-device subframe allocation method, first communication node and second communication node |
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| CN107439050A (en) * | 2014-11-07 | 2017-12-05 | 南炡吉 | Apparatus and method for sending device-to-device communication channel in a wireless communication system |
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| CN113573286B (en) * | 2014-11-07 | 2024-01-05 | Sk电信有限公司 | Method and apparatus for performing device-to-device communication between user devices |
| WO2018137409A1 (en) * | 2017-01-25 | 2018-08-02 | 中兴通讯股份有限公司 | Method for paging transmission under uplink mobility, communication station and communication node |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104113913B (en) | 2020-01-31 |
| WO2014169726A1 (en) | 2014-10-23 |
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