WO2016049880A1 - 一种数据传输方法及终端 - Google Patents
一种数据传输方法及终端 Download PDFInfo
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- WO2016049880A1 WO2016049880A1 PCT/CN2014/087990 CN2014087990W WO2016049880A1 WO 2016049880 A1 WO2016049880 A1 WO 2016049880A1 CN 2014087990 W CN2014087990 W CN 2014087990W WO 2016049880 A1 WO2016049880 A1 WO 2016049880A1
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- transmitted
- transmission
- preset threshold
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/20—Manipulation of established connections
- H04W76/28—Discontinuous transmission [DTX]; Discontinuous reception [DRX]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/20—Manipulation of established connections
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/20—Services signaling; Auxiliary data signalling, i.e. transmitting data via a non-traffic channel
- H04W4/21—Services signaling; Auxiliary data signalling, i.e. transmitting data via a non-traffic channel for social networking applications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/16—Threshold monitoring
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/15—Setup of multiple wireless link connections
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/20—Manipulation of established connections
- H04W76/25—Maintenance of established connections
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L51/00—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
- H04L51/04—Real-time or near real-time messaging, e.g. instant messaging [IM]
Definitions
- the present invention relates to the field of data processing, and in particular, to a data transmission method and a terminal.
- the network controller releases the air interface resources after 7-15 seconds.
- users who use the instant messaging software will send 22 320 heartbeat packets even if they do not perform any operation, which is equivalent to consuming the signaling processing capability of sending 22 320 short messages or equivalent to dialing more than 10,000.
- the signaling processing capability of the phone but only produces 1.83 megabytes of traffic.
- the embodiment of the invention provides a data transmission method and a terminal, which can select a dedicated channel to transmit application data that is discontinuously transmitted and whose length is less than a preset preset threshold.
- an embodiment of the present invention provides a terminal, including:
- a detecting unit configured to detect whether the logical channel of the first channel includes the first data to be transmitted, and whether the logical channel of the second channel includes the second data to be transmitted;
- a first selecting unit configured to: if the logical channel of the first channel is not included, the length of the second to-be-transmitted data is smaller than a preset threshold of the second channel transmission data And selecting the second channel to transmit the second data to be transmitted;
- the second data to be transmitted includes: application data that is discontinuously transmitted and whose length is less than a preset preset threshold.
- the first selecting unit includes:
- a first selection module configured to: if the second channel is one, and the length of the second data to be transmitted is smaller than the preset threshold of the second channel transmission data, selecting the second channel to transmit the second to be transmitted data.
- the first selecting unit further includes:
- a second selection module configured to: if the second channel is at least two, and the total length of the second to-be-transmitted data of each of the second channels is smaller than a preset threshold of the second channel transmission data, The second channel transmits the second to-be-transmitted data.
- the first selecting unit further includes:
- a third selection module configured to: if the second channel is at least two, and the total length of the second to-be-transmitted data of each of the second channels is greater than or equal to a preset threshold of the second channel transmission data, The first channel transmits the second to-be-transmitted data.
- the method further includes:
- the method further includes:
- a second selecting unit configured to: if the logical channel of the first channel includes the first data to be transmitted, select the first channel to transmit the first data to be transmitted.
- the sixth possible implementation in the first aspect also includes:
- the second to-be-transmitted data of the logical channels of the at least two second channels are mapped to the transmission channels of the same second channel for transmission.
- the method further includes:
- a feedback unit configured to receive a transmission result fed back by the base station, and transmit the feedback result of the feedback through the second channel.
- the application data that is discontinuously transmitted and whose length is less than a preset threshold includes application signaling that is discontinuously transmitted and whose length is less than a preset preset threshold, and/or A packet that is discontinuously transmitted and whose length is less than a preset threshold.
- an embodiment of the present invention further provides a data transmission method, including:
- the terminal in the idle state detects whether the logical channel of the first channel includes the first data to be transmitted, and whether the logical channel of the second channel includes the second data to be transmitted;
- the channel transmits the second data to be transmitted
- the second to-be-transmitted data includes: application data that is discontinuously transmitted and whose length is less than a preset threshold.
- the method further includes:
- the second channel is selected to transmit the second to-be-transmitted data.
- the method further includes:
- the second channel is at least two, and the total length of the second to-be-transmitted data of each of the second channels is less than a preset threshold of the second channel transmission data, then selecting the second channel to transmit the The second data to be transmitted.
- the method further includes:
- the second channel is at least two, and the total length of the second to-be-transmitted data of each of the second channels is greater than or equal to the second channel transmission data preset threshold, then selecting the first channel to transmit the The second data to be transmitted.
- the method further includes:
- the method further includes:
- the first channel is selected to transmit the first data to be transmitted.
- the method further includes:
- the second to-be-transmitted data of the logical channels of the at least two second channels are mapped to the transmission channels of the same second channel for transmission.
- the method further includes:
- the application data that is discontinuously transmitted and whose length is less than a preset threshold includes application signaling and/or discontinuous transmission that is discontinuously transmitted and whose length is less than a preset threshold.
- the data transmission method in the embodiment of the present invention may select a dedicated channel to transmit application data that is discontinuously transmitted and whose length is less than a preset preset threshold. This method can save network resources and effectively improve data transmission efficiency.
- FIG. 1 is a schematic structural diagram of a terminal according to a first embodiment of the present invention.
- FIG. 2 is a schematic structural diagram of a terminal according to a second embodiment of the present invention.
- FIG. 3 is a schematic structural diagram of a terminal according to a third embodiment of the present invention.
- FIG. 4 is a schematic flowchart of a data transmission method according to a first embodiment of the present invention.
- FIG. 5 is a schematic flowchart of a data transmission method according to a second embodiment of the present invention.
- a terminal 1 is a schematic structural diagram of a terminal according to a first embodiment of the present invention.
- a terminal 1 receives a dedicated channel resource (including a time domain resource, a link resource, and the like) allocated by a base station, and establishes a connection with a dedicated channel of the base station.
- the terminal 1 includes: a detecting unit 10 and a first selecting unit 20, wherein
- the detecting unit 10 is configured to detect whether the logical channel of the first channel includes the first data to be transmitted, and whether the logical channel of the second channel includes the second data to be transmitted.
- the second data to be transmitted in the embodiment of the present invention includes: application data that is discontinuously transmitted and whose length is less than a preset threshold, where application data that is discontinuously transmitted and whose length is less than a preset preset threshold includes discontinuous transmission and length.
- the application signaling that is smaller than the preset threshold and/or the packet that is discontinuously transmitted and whose length is smaller than the preset threshold, the first to-be-transmitted data includes: a large amount of data that is continuously transmitted.
- the second channel is a network category concept, not only limited to the air interface, but also includes the network side. It is an end-to-end concept, that is, the second channel contains the air interface of the air interface and the transmission channel of the network. At the same time, the second channel may be one for each base station, or multiple. When there are multiple second channels, it may be classified by application, one application may be used, or multiple applications may share one. From the perspective of the allocation of physical resources of the air interface, the resources of the same channel may be continuous or discrete, and distributed on different time-frequency resource blocks. The second channel only transmits the user data in the idle state. First, it is determined whether the second channel should be used for transmission.
- the terminal When the terminal is in the idle state, it may be necessary to send a large amount of data (the first data to be transmitted) continuously transmitted, or it may be only the application data (the second data to be transmitted) that needs to send the discontinuous transmission and the length is less than the preset threshold.
- the first channel When there is a first data to be transmitted to be transmitted, the first channel should be used for transmission, and if there is a second data to be transmitted to be transmitted, the second channel can be used for transmission.
- the first channel is selected to transmit the first data to be transmitted.
- a terminal is configured to receive a dedicated channel resource (including a time domain resource, a link resource, and the like) allocated by a base station, and establish a connection of the second channel with the base station.
- a dedicated channel resource including a time domain resource, a link resource, and the like
- the first selecting unit 20 is configured to: if it is detected that the logical channel of the first channel does not include the first data to be transmitted, and the length of the second data to be transmitted is smaller than a preset threshold of the data transmitted by the second channel, select the second channel to transmit The second data to be transmitted.
- the logical channel of the first channel does not include the first data to be transmitted, that is, the terminal 1 is in an idle state (idle state).
- the second channel is one, and the length of the second to-be-transmitted data is smaller than the second channel transmission data preset threshold, the second channel is selected to transmit the second to-be-transmitted data.
- the second channel is at least two, and the total length of the second to-be-transmitted data of each of the second channels is smaller than a preset threshold of the second channel transmission data, then selecting the second channel to transmit the second to-be-transmitted data.
- the second to-be-transmitted data of the logical channels of the at least two second channels may be mapped to the transmission channels of the same second channel for transmission, wherein the preset threshold may be a protocol definition, or may be for each The value of the change defined by the two channels, that is, the preset threshold of each second channel may be different.
- the first channel is selected to transmit the second to-be. Data is transmitted, and the second data to be transmitted can be mapped to the first channel for transmission.
- the method further includes: receiving a transmission result fed back by the base station, and transmitting the feedback result of the feedback through the second channel.
- N the number of times N, for example, N is 4.
- the system can also perform no retransmission without any feedback, but the application layer automatically retransmits. This depends on the system design. If retransmission is performed by the application layer, feedback and retransmission by the underlying layer are not required.
- the terminal in the embodiment of the present invention can select a dedicated channel to transmit application data that is discontinuously transmitted and whose length is less than a preset threshold. This method can save network resources and effectively improve data transmission efficiency.
- the terminal 2 is a schematic structural diagram of a terminal according to a second embodiment of the present invention.
- the terminal 2 shown in FIG. 2 is optimized by the terminal 1 shown in FIG. 1.
- the device shown in FIG. 2 includes the device shown in FIG.
- the first selection unit 20 includes: a first selection module 21 and a second selection module. 22, a third selection module 23, the terminal 2 further includes: a second selection unit 30, a feedback unit 40, wherein
- the first selection module 21 is configured to: if the second channel is one, and the length of the second data to be transmitted is smaller than the preset threshold of the second channel transmission data, select the second channel to transmit the second data to be transmitted.
- the second selection module 22 is configured to select the second channel transmission if the second channel is at least two, and the total length of the second to-be-transmitted data of each second channel is less than a preset threshold of the second channel transmission data. The second data to be transmitted.
- the second selecting unit 30 is configured to: if the logical channel of the first channel includes the first data to be transmitted, select the first channel to transmit the first data to be transmitted.
- the second to-be-transmitted data of the logical channels of the at least two second channels may be mapped to the transmission channel of the same second channel for transmission.
- the preset threshold may be a protocol definition, or may be a value defined for each second channel, that is, the preset thresholds of the second channels may be different.
- the first channel is selected to transmit the second to-be. Data is transmitted, and the second data to be transmitted can be mapped to the first channel for transmission.
- the process from the logical channel to the physical channel is independent, and the mapping of each logical channel to the transmission channel and the mapping of the transmission channel to the physical channel are independent.
- the logical channel data of the second channel is transmitted through the first channel, the data is transmitted through the shared channel and the physical shared channel of the transport channel.
- the data transmission mode is the same as the traditional data transmission mode, and is a multiplexed transmission mode.
- the transmission mode may be in a competitive manner, including: carrier sensing/collision detection, code division multiplexing, etc., which may be defined by a protocol.
- a PRB of a normal cyclic prefix includes 12 subcarriers and 7 symbols.
- CP normal cyclic prefix
- multiple physical resource blocks may be allocated.
- PRBs are allocated.
- PRB 1 and PRB 2 can be used for one user transmission
- PRB 3 and PRB 4 can be used for another user transmission
- the resource blocks composed of PRB1 and PRB 2 are URB (Chinese name: user resource block).
- multiple URBs can be assigned to the second channel at the same time. Then, when the user selects the uplink transmission resource, it needs A resource block is selected from a plurality of URBs for transmission at random or according to certain preset rules.
- the selection rules can be various, but the selection rules should try to ensure that the selection results of each terminal are evenly distributed, and try not to cause conflicts.
- the choice here includes not only the allocation of a single subframe (or consecutive subframes) but also the allocation of the time domain, since the second channel resources are periodically scheduled in the time domain.
- the feedback unit 40 is configured to receive the transmission result fed back by the base station, and transmit the feedback result of the feedback through the second channel.
- the method further includes: receiving a transmission result fed back by the base station, and transmitting the feedback result of the feedback through the second channel.
- the base station feeds back the transmission result, feedback needs to be performed on the resources of the downlink second channel. If the system adopts a competition mode similar to WiFi, no special feedback resources are needed. In this case, the base station can select one resource block for feedback transmission, and when performing feedback transmission, it needs to include an identifier capable of identifying the terminal.
- a downlink resource block is selected for transmission, and the terminal needs to continuously monitor the downlink resource block to obtain feedback information within a certain period of time, and feedback information of multiple users can be transmitted in the same URB.
- the system automatically retransmits a certain number of times N, for example, N is 4 times.
- N is 4 times.
- the system can also perform no retransmission without any feedback, but the application layer automatically retransmits. This depends on the system design. If retransmission is performed by the application layer, feedback and retransmission by the underlying layer are not required.
- the terminal in the embodiment of the present invention can select a dedicated channel to transmit application data that is discontinuously transmitted and whose length is less than a preset threshold. This method can save network resources and effectively improve data transmission efficiency.
- a schematic diagram of a terminal structure of a third embodiment of the present invention includes: at least one processor 301, such as a CPU, a memory 304, at least one user interface 303, at least one communication bus 302, wherein the communication bus 302 is used.
- the user interface 303 can include a display and a keyboard.
- the optional user interface 303 can also include a standard wired interface and a wireless interface.
- the memory 304 may be a high speed RAM memory or a non-volatile memory such as at least one disk memory.
- the memory 304 can optionally also be at least one storage device located remotely from the aforementioned processor 301.
- the processor 301 can be combined with the terminal described in FIG. 1 and FIG. 2, the memory 304 stores a set of program codes, and the processor 301 calls the program code stored in the memory 304 for executing the following. operating:
- the data to be transmitted includes: application data that is discontinuously transmitted and whose length is less than a preset threshold.
- the application data that is discontinuously transmitted and whose length is less than a preset threshold includes application signaling that is discontinuously transmitted and whose length is less than a preset preset threshold, and/or a packet that is discontinuously transmitted and whose length is less than a preset threshold.
- processor 301 invoking the program code stored in the memory 304 may also perform the following operations:
- the second channel is one, and the length of the second to-be-transmitted data is smaller than the second channel transmission data preset threshold, the second channel is selected to transmit the second to-be-transmitted data.
- processor 301 invoking the program code stored in the memory 304 may also perform the following operations:
- the second channel is at least two, and the total length of the second to-be-transmitted data of each second channel is smaller than a preset threshold of the second channel transmission data, then the second channel is selected to transmit the second to-be-transmitted data.
- processor 301 invoking the program code stored in the memory 304 may also perform the following operations:
- the second channel is at least two, and the total length of the second to-be-transmitted data of each of the second channels is greater than or equal to the second channel transmission data preset threshold, then selecting the first channel to transmit the The second data to be transmitted.
- processor 301 invoking the program code stored in the memory 304 may also perform the following operations:
- processor 301 invoking the program code stored in the memory 304 may also perform the following operations:
- the first channel is selected to transmit the first data to be transmitted.
- the processor 301 calls the program code stored in the memory 304 and can also execute Do the following:
- the second to-be-transmitted data of the logical channels of the at least two second channels are mapped to the transmission channels of the same second channel for transmission.
- processor 301 invoking the program code stored in the memory 304 may also perform the following operations:
- the terminal described in this embodiment may be used to implement some or all of the processes in the terminal embodiment of the present invention, which are described in conjunction with FIG. 1 and FIG. 2, and details are not described herein again.
- FIG. 4 is a schematic flowchart of a data transmission method according to a first embodiment of the present invention, where the method includes:
- the terminal in the idle state detects whether the logical channel of the first channel includes the first data to be transmitted, and whether the logical channel of the second channel includes the second data to be transmitted.
- the second data to be transmitted in the embodiment of the present invention includes: application data that is discontinuously transmitted and whose length is less than a preset threshold, where application data that is discontinuously transmitted and whose length is less than a preset preset threshold includes discontinuous transmission and length.
- the application signaling and/or the discontinuous transmission is smaller than the preset preset threshold, and the packet whose length is less than the preset threshold, the first to-be-transmitted data includes: a large amount of data continuously transmitted.
- the second channel is a network category concept, not only limited to the air interface, but also includes the network side. It is an end-to-end concept, that is, the second channel contains the air interface of the air interface and the transmission channel of the network. At the same time, the second channel may be one for each base station, or multiple. When there are multiple second channels, it may be classified by application, one application may be used, or multiple applications may share one. From the perspective of the allocation of physical resources of the air interface, the resources of the same channel may be continuous or discrete, and distributed on different time-frequency resource blocks. The second channel only transmits the user data in the idle state. First, it is determined whether the second channel should be used for transmission.
- the terminal When the terminal is in the idle state, it may be necessary to send a large amount of data (the first data to be transmitted) continuously transmitted, or it may be only the application data (the second data to be transmitted) that needs to send the discontinuous transmission and the length is less than the preset threshold.
- the first channel When there is a first data to be transmitted to be transmitted, the first channel should be used for transmission, and if there is a second data to be transmitted to be transmitted, the second channel can be used for transmission.
- the first channel is selected to transmit the first data to be transmitted.
- the terminal is configured to receive the dedicated channel resource allocated by the base station (including time) Domain resources, link resources, etc.), and establish a connection with the base station in the second channel.
- the terminal selects the second channel to transmit the second data to be transmitted. .
- the second channel is one, and the length of the second to-be-transmitted data is smaller than the second channel transmission data preset threshold, the second channel is selected to transmit the second to-be-transmitted data.
- the second channel is at least two, and the total length of the second to-be-transmitted data of each of the second channels is smaller than a preset threshold of the second channel transmission data, then selecting the second channel to transmit the second to-be-transmitted data.
- the second to-be-transmitted data of the logical channels of the at least two second channels may be mapped to the transmission channels of the same second channel for transmission.
- the preset threshold may be a protocol definition, or may be a value defined for each second channel, that is, the preset thresholds of the second channels may be different.
- the first channel is selected to transmit the second to-be. Data is transmitted, and the second data to be transmitted can be mapped to the first channel for transmission.
- the method further includes: receiving a transmission result fed back by the base station, and transmitting the feedback result of the feedback through the second channel.
- N a certain number of times
- the system performs automatic retransmission for a certain number of times N, such as N is 4 times.
- the system can also perform no retransmission without any feedback, but the application layer automatically retransmits. This depends on the system design. If retransmission is performed by the application layer, feedback and retransmission by the underlying layer are not required.
- the data transmission method of the embodiment of the present invention may select a dedicated channel to transmit application data that is discontinuously transmitted and whose length is less than a preset threshold. This method can save network resources and effectively improve data transmission efficiency.
- FIG. 5 is a schematic flowchart of a data transmission method according to a second embodiment of the present invention, where the method includes:
- the terminal in the idle state detects whether the logical channel of the first channel includes the first data to be transmitted, and whether the logical channel of the second channel includes the second data to be transmitted.
- the second data to be transmitted in the embodiment of the present invention includes: application data that is discontinuously transmitted and whose length is less than a preset threshold, where application data that is discontinuously transmitted and whose length is less than a preset preset threshold includes discontinuous transmission and length.
- the application signaling and/or the discontinuous transmission is smaller than the preset preset threshold, and the packet whose length is less than the preset threshold, the first to-be-transmitted data includes: a large amount of data continuously transmitted.
- the second channel is a network category concept, not only limited to the air interface, but also includes the network side. It is an end-to-end concept, that is, the second channel contains the air interface of the air interface and the transmission channel of the network. At the same time, the second channel may be one for each base station, or multiple. When there are multiple second channels, it may be classified by application, one application may be used, or multiple applications may share one. From the perspective of the allocation of physical resources of the air interface, the resources of the same channel may be continuous or discrete, and distributed on different time-frequency resource blocks. The second channel only transmits the user data in the idle state. First, it is determined whether the second channel should be used for transmission.
- the terminal When the terminal is in the idle state, it may be necessary to send a large amount of data (the first data to be transmitted) continuously transmitted, or it may be only the application data (the second data to be transmitted) that needs to send the discontinuous transmission and the length is less than the preset threshold.
- the first channel When there is a first data to be transmitted to be transmitted, the first channel should be used for transmission, and if there is a second data to be transmitted to be transmitted, the second channel can be used for transmission.
- the first channel is selected to transmit the first data to be transmitted.
- a terminal is configured to receive a dedicated channel resource (including a time domain resource, a link resource, and the like) allocated by a base station, and establish a connection of the second channel with the base station.
- a dedicated channel resource including a time domain resource, a link resource, and the like
- the terminal detects that the logical channel of the first channel does not include the first data to be transmitted, if the second channel is at least two, and the total length of the second data to be transmitted of each second channel is smaller than the data transmitted by the second channel.
- the second channel is selected to transmit the second data to be transmitted.
- the second to-be-transmitted data of the logical channels of the at least two second channels may be mapped to the transmission channel of the same second channel for transmission.
- the preset threshold may be a protocol definition, or may be a value defined for each second channel.
- the first channel is selected to transmit the second to-be. Data is transmitted, and the second data to be transmitted can be mapped to the first channel for transmission.
- the process from the logical channel to the physical channel is independent, and the mapping of each logical channel to the transmission channel and the mapping of the transmission channel to the physical channel are independent.
- the logical channel data of the second channel is transmitted through the first channel, the data is transmitted through the shared channel and the physical shared channel of the transport channel.
- the data transmission mode is the same as the traditional data transmission mode, and is a multiplexed transmission mode.
- the transmission mode may be in a competitive manner, including: carrier sensing/collision detection, code division multiplexing, etc., which may be defined by a protocol.
- a PRB of a normal cyclic prefix includes 12 subcarriers and 7 symbols, and when the system allocates resources for the second channel, multiple physical resource blocks may be allocated, in the embodiment of the present invention. 4 PRBs can be assigned. For each second channel, if 2 PRBs are needed, they can be divided into two groups. It is assumed that PRB 1 and PRB2 can be used for one user transmission, while PRB 3 and PRB 4 can be used for another user transmission, and the resource block composed of PRB1 and PRB 2 is URB (Chinese name: user resource block).
- multiple URBs can be assigned to the second channel at the same time. Then, when the user selects the uplink transmission resource, it is required to select one resource block from multiple URBs for transmission at random or according to a certain preset rule.
- the selection rules can be various, but the selection rules should try to ensure that the selection results of each terminal are evenly distributed, and try not to cause conflicts. Of course, the choice here includes not only the allocation of a single subframe (or consecutive subframes) but also the allocation of the time domain, since the second channel resources are periodically scheduled in the time domain.
- the method further includes: receiving a transmission result fed back by the base station, and transmitting the feedback result of the feedback through the second channel.
- the base station feeds back the transmission result, feedback needs to be performed on the resources of the downlink second channel. If the system adopts a competition mode similar to WiFi, no special feedback resources are needed. In this case, the base station can select one resource block for feedback transmission, and when performing feedback transmission, it needs to include an identifier capable of identifying the terminal.
- a downlink resource block is selected for transmission, and the terminal needs to continuously monitor the downlink resource block to obtain feedback information within a certain period of time, and feedback information of multiple users can be transmitted in the same URB.
- the system automatically retransmits a certain number of times N, for example, N is 4 times.
- N is 4 times.
- the system can also perform no retransmission without any feedback, but the application layer automatically retransmits. This depends on the system design. If retransmission is performed by the application layer, feedback and retransmission by the underlying layer are not required.
- the data transmission method of the embodiment of the present invention may select a dedicated channel to transmit application data that is discontinuously transmitted and whose length is less than a preset threshold. This method can save network resources and effectively improve data transmission efficiency.
- first selection unit and second selection unit do not represent a sequential relationship, but to distinguish different selection units.
- first selection module and the second selection module are for indicating no The same selection module will not be described here.
- aspects of the present invention, or possible implementations of various aspects may be embodied as a system, method, or computer program product.
- aspects of the invention, or possible implementations of various aspects may take the form of a computer program product, which is a computer readable program code stored in a computer readable medium.
- the computer readable medium can be a computer readable data medium or a computer readable storage medium.
- the computer readable storage medium includes, but is not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any suitable combination of the foregoing, such as random access memory (RAM), read only memory (ROM), Erase programmable read-only memory (EPROM or flash memory), optical fiber, portable read-only memory (CD-ROM).
- the processor in the computer reads the computer readable program code stored in the computer readable medium such that the processor is capable of performing the various functional steps specified in each step of the flowchart, or a combination of steps; A device that functions as specified in each block, or combination of blocks.
- the computer readable program code can execute entirely on the user's computer, partly on the user's computer, as a separate software package, partly on the user's own computer and partly on the remote computer, or entirely on the remote computer or server Execute on. It should also be noted that in some alternative implementations, the functions noted in the various steps in the flowcharts or in the blocks in the block diagrams may not occur in the order noted. For example, two steps, or two blocks, shown in succession may be executed substantially concurrently or the blocks may be executed in the reverse order.
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Claims (18)
- 一种终端,其特征在于,包括:检测单元,用于检测第一通道的逻辑信道是否包括第一待传输数据,第二通道的逻辑信道是否包括第二待传输数据;第一选择单元,用于若检测到所述第一通道的逻辑信道不包括所述第一待传输数据,且所述第二待传输数据的长度小于所述第二通道传输数据的预设阈值,则选择所述第二通道传输第二待传输数据;所述第二待传输数据包括:非连续传输且长度小于预设预设阈值的应用数据。
- 如权利要求1所述的终端,其特征在于,所述第一选择单元,包括:第一选择模块,用于若所述第二通道为一个,且第二待传输数据的长度小于所述第二通道传输数据预设阈值,则选择所述第二通道传输所述第二待传输数据。
- 如权利要求1所述的终端,其特征在于,所述第一选择单元,还包括:第二选择模块,用于若所述第二通道为至少两个,且各个所述第二通道的第二待传输数据的总长度均小于第二通道传输数据的预设阈值时,则选择所述第二通道传输所述第二待传输数据。
- 如权利要求1所述的终端,其特征在于,所述第一选择单元,还包括:第三选择模块,用于若所述第二通道为至少两个,且各个所述第二通道的第二待传输数据的总长度大于或者等于第二通道传输数据预设阈值时,则选择所述第一通道传输所述第二待传输数据。
- 如权利要求4所述的终端,其特征在于,还包括:将所述第二待传输数据映射到所述第一通道进行传输。
- 如权利要求1所述的终端,其特征在于,还包括:第二选择单元,用于若所述第一通道的逻辑信道包括第一待传输数据,选择所述第一通道传输所述第一待传输数据。
- 如权利要求3所述的终端,其特征在于,还包括:所述至少两个第二通道的逻辑信道的第二待传输数据映射到同一个第二通道的传输信道进行传输。
- 如权利要求1所述的终端,其特征在于,还包括:反馈单元,用于接收基站反馈的传输结果,通过所述第二通道传输所述反馈的传输结果。
- 如权利要求1所述的终端,其特征在于,所述非连续传输且长度小于预设阈值的应用数据包括非连续传输且长度小于预设预设阈值的应用信令和/或非连续传输且长度小于预设阈值的分组。
- 一种数据传输方法,其特征在于,包括:处于空闲状态的终端检测第一通道的逻辑信道是否包括第一待传输数据,第二通道的逻辑信道是否包括第二待传输数据;若检测到所述第一通道的逻辑信道不包括所述第一待传输数据,且所述第二待传输数据的长度小于所述第二通道传输数据的预设阈值,则选择所述第二通道传输第二待传输数据;所述第二待传输数据包括:非连续传输且长度小于预设阈值的应用数据。
- 如权利要求10所述的方法,其特征在于,还包括:若所述第二通道为一个,且第二待传输数据的长度小于所述第二通道传输数据预设阈值,则选择所述第二通道传输所述第二待传输数据。
- 如权利要求10所述的方法,其特征在于,还包括:若所述第二通道为至少两个,且各个所述第二通道的第二待传输数据的总长度均小于第二通道传输数据的预设阈值时,则选择所述第二通道传输所述第二待传输数据。
- 如权利要求10所述的方法,其特征在于,还包括:若所述第二通道为至少两个,且各个所述第二通道的第二待传输数据的总长度大于或者等于第二通道传输数据预设阈值时,则选择所述第一通道传输所述第二待传输数据。
- 如权利要求13所述的方法,其特征在于,还包括:将所述第二待传输数据映射到所述第一通道进行传输。
- 如权利要求10所述的方法,其特征在于,还包括:若所述第一通道的逻辑信道包括第一待传输数据,选择所述第一通道传输所述第一待传输数据。
- 如权利要求12所述的方法,其特征在于,还包括:所述至少两个第二通道的逻辑信道的第二待传输数据映射到同一个第二通道的传输信道进行传输。
- 如权利要求10所述的方法,其特征在于,所述选择所述第二通道传输第二待传输数据之后,还包括:接收基站反馈的传输结果,通过所述第二通道传输所述反馈的传输结果。
- 如权利要求10所述的方法,其特征在于,所述非连续传输且长度小于预设阈值的应用数据包括非连续传输且长度小于预设阈值的应用信令和/或非连续传输且长度小于预设阈值的分组。
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CN201480081187.0A CN106576375B (zh) | 2014-09-30 | 2014-09-30 | 一种数据传输方法及终端 |
KR1020177009067A KR101969002B1 (ko) | 2014-09-30 | 2014-09-30 | 데이터 전송 방법 및 단말 |
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CN106576375B (zh) | 2020-09-08 |
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US10098177B2 (en) | 2018-10-09 |
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