CN102291729A - Excitation and deexcitation component carrier wave - Google Patents
Excitation and deexcitation component carrier wave Download PDFInfo
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- CN102291729A CN102291729A CN2010102053058A CN201010205305A CN102291729A CN 102291729 A CN102291729 A CN 102291729A CN 2010102053058 A CN2010102053058 A CN 2010102053058A CN 201010205305 A CN201010205305 A CN 201010205305A CN 102291729 A CN102291729 A CN 102291729A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention provides a technical scheme for transmitting upstream and/or downstream component carrier wave excitation/deexcitation commands by using measurement and control (MAC) signaling. Firstly, a base station distributes one locale identifier (LCID) for at least one upstream component carrier wave excitation and deexcitation control command, then, the base station uses the distributed LCID as a part of the head of the measurement and control cell (MAC CE) and uses bit map information for mapping the excitation and deexcitation information of the upstream component carrier waves as a part of the content of the MAC CE, and the MAC CE is generated for carrying the excitation and deexcitation control commands.
Description
Technical field
The present invention relates to that component carrier in the LTE-A cordless communication network activates and the transmission of deexcitation control command.
Background technology
In LTE-A, the bandwidth of wireless communication system can reach to 100M to satisfy the high speed data transfers requirement.In order to keep backwards compatibility with LTE, the 100M bandwidth of LTE-A is divided into a plurality of component carriers, and wherein the maximum bandwidth of each component carrier can reach to 20MHz.
Owing to there are a plurality of carrier waves, even certain upstream components carrier wave is not dispatched in the base station, user terminal still can periodically send uplink detection reference signal (SRS) on this component carrier, can bring unnecessary energy waste to user terminal like this.
In LTE-A, user terminal closes or opens the radio-frequency front-end of certain upstream components carrier wave correspondence voluntarily according to the uplink scheduling of base station, also be, if on the one-component carrier wave, transfer of data is arranged, then activate this component carrier, after transmission is finished, this component carrier of deexcitation then.Because a plurality of component carriers are shared a radio-frequency front-end, and in the process of opening and closing radio-frequency front-end, can not carry out transfer of data, can influence the transmission of other upstream components carrier wave like this.
The discussion situation present according to 3GPP, in order to make user terminal energy-conservation, the activation of down link component carrier or the notion of deexcitation are reached common understanding.But particularly, how the base station sends control signaling to not clearly definition of user terminal.
Summary of the invention
The present invention proposes a kind of MAC of utilization control signaling and transmit the technical scheme up and/or order of downlink component carrier activation.
According to a specific embodiment of the present invention, a kind of method that is used to transmit at least one upstream components carrier wave activation and deexcitation control command in the base station of multi-carrier wireless communication network is provided, has may further comprise the steps: be that described at least one upstream components carrier wave activates and the deexcitation control command is distributed a LCID; With the LCID of described distribution a part as the head of MAC CE, shine upon the activation of described upstream components carrier wave and deexcitation information as the part of MAC CE content with message bit pattern, generate a MAC CE and carry described activation and deexcitation control command.
In one embodiment, said method also is used to transmit at least one downlink component carrier and activates and the deexcitation control command, and described upstream components carrier wave activates with the deexcitation control command and transmits in different MACCE respectively with described downlink component carrier activation and deexcitation control command, perhaps transmits in same MAC CE.
According to another specific embodiment of the present invention, a kind of device that is used to transmit upstream components carrier wave activation at least and deexcitation control command in the base station of multi-carrier wireless communication network is provided, comprise: distributor is used to the described carrier wave of upstream components at least activation and deexcitation control command to distribute at least one LCID; Generating apparatus, be used for the part as the head of MAC CE with the LCID of described distribution, shine upon the activation of the described carrier wave of upstream components at least and deexcitation information as the part of MAC CE content with message bit pattern, generate at least one MAC CE and carry described activation and deexcitation control command.
According to one embodiment of present invention, a kind of method that is used for deexcitation upstream components carrier wave in the user terminal of multi-carrier wireless communication network is provided, has may further comprise the steps: received deexcitation control command from least one upstream components carrier wave of indication deexcitation of base station; Carry out the deexcitation of described at least one upstream components carrier wave.
According to one embodiment of present invention, a kind of deexcitation device that is used for deexcitation upstream components carrier wave in the user terminal of multi-carrier wireless communication network is provided, comprise: receiving system is used to receive the deexcitation control command from least one upstream components carrier wave of indication deexcitation of base station; Final controlling element is used to carry out the deexcitation of described at least one upstream components carrier wave.
By method and apparatus of the present invention,, provide an effective solution in particular for the transmission together of activation of up-downgoing component carrier and deexcitation order for the upstream components carrier wave activates and the deexcitation command transfer provides an effective solution.Be in when user terminal under the situation of low load, this situation is learnt by the buffer status report (BSR) of user terminal in the base station, the base station can send the upstream components carrier wave deexcitation control command expressed with some component carriers of indicating user terminal deexcitation to save energy consumption.In addition on the one hand, when user terminal relatively poor in the up channel condition of certain component carrier, thereby obtain under the less situation of gain in the uplink on this component carrier, the base station is learnt this situation by measuring from the upward signal of user terminal, the base station can send the upstream components carrier wave deexcitation control command expressed with this component carrier of indicating user terminal deexcitation to save energy consumption.Otherwise heavier when the user terminal load, the base station can send the activation control command, and indicating user terminal activates the component carrier of front deexcitation.When user terminal in the up channel condition on certain component carrier preferably under the situation, the base station can send the activation control command, indicating user terminal activates this component carrier of front deexcitation.
Description of drawings
By reading the following detailed description of non-limiting example being done with reference to accompanying drawing, it is more obvious that other features, objects and advantages of the present invention will become.
Fig. 1 is the application scenarios schematic diagram according to the multi-carrier wireless communication network of a specific embodiment of the present invention;
Fig. 2 is the method flow diagram that is used to transmit upstream components carrier wave activation at least and deexcitation control command in the base station of multi-carrier wireless communication network according to a specific embodiment of the present invention;
Fig. 3 is the MAC CE schematic diagram that is used to carry activation of upstream components carrier wave and deexcitation control command according to a specific embodiment of the present invention;
Fig. 4 is two the MAC CE schematic diagrames that are used for difference bearing downlink and activation of upstream components carrier wave and deexcitation control command according to a specific embodiment of the present invention;
Fig. 5 (a) and 5 (b) are respectively two the MAC CE schematic diagrames that are used to carry row and activation of upstream components carrier wave and deexcitation control command according to a specific embodiment of the present invention;
Fig. 6 (a), 6 (b) and 6 (c) be respectively according to a specific embodiment of the present invention be used for bearing downlink, up, descending and upstream components carrier wave activates and three MAC CE schematic diagrames of deexcitation control command;
Fig. 7 (a), 7 (b) and 7 (c) be respectively according to a specific embodiment of the present invention be used for bearing downlink, up, descending and upstream components carrier wave activates and three MAC CE schematic diagrames of deexcitation control command;
Fig. 8 (a), 8 (b) and 8 (c) be respectively according to a specific embodiment of the present invention be used for bearing downlink, up, descending and upstream components carrier wave activates and three MAC CE schematic diagrames of deexcitation control command;
Fig. 9 (a) and Fig. 9 (b) are respectively the MAC CE schematic diagram that bearing downlink and the activation of upstream components carrier wave and deexcitation control command transmit together that is used for according to a specific embodiment of the present invention;
Figure 10 is for being used for the method flow diagram of deexcitation upstream components carrier wave in the user terminal of multi-carrier wireless communication network according to a specific embodiment of the present invention;
Figure 11 is the structured flowchart according to the device 110 that is used to transmit upstream components carrier wave activation at least and deexcitation control command in the base station of multi-carrier wireless communication network of a specific embodiment of the present invention;
Figure 12 is for being used for the structured flowchart of the deexcitation device 120 of deexcitation upstream components carrier wave in the user terminal of multi-carrier wireless communication network according to a specific embodiment of the present invention;
Wherein, same or analogous Reference numeral is represented same or analogous steps characteristic or device (module).
Embodiment
Below in conjunction with accompanying drawing specific embodiments of the invention are elaborated.
Fig. 1 shows the application scenarios schematic diagram according to the multi-carrier wireless communication network 100 of a specific embodiment of the present invention.Those of ordinary skill in the art will be understood that for brevity the cordless communication network 100 among Fig. 1 only shows base station 110 and user terminal 120, and actual cordless communication network comprises a plurality of base stations, and each base station has a plurality of user terminals under its command.
Fig. 2 shows the method flow diagram that is used to transmit at least one upstream components carrier wave activation and deexcitation control command in the base station of multi-carrier wireless communication network according to a specific embodiment of the present invention, below in conjunction with Fig. 1, the method flow that is arranged in base station 110 is elaborated.
At first, in step S201, base station 110 is that at least one upstream components carrier wave activates and the deexcitation control command is distributed a LCID (Logic channel identification, Logic Channel Identifier).
Then, in step S202, base station 110 is with the LCID that the distributed part as the head of MAC CE, shine upon the activation of above-mentioned upstream components carrier wave and deexcitation information as the part of MAC CE content with message bit pattern, generate a MAC CE and carry described activation and deexcitation control command.
At last, in step S203, described activation and deexcitation control command with MAC CE carrying that base station 110 will generate send to user terminal 120.
Alternatively, the flow process shown in Fig. 2 can also be used for the activation and the transmission of deexcitation control command of at least one downlink component carrier.Hereinafter will be described in detail this., for the situation that the upstream components carrier wave activates and the deexcitation control command is transmitted is only arranged, Fig. 3 shows the structural representation of the MAC CE that obtains according to flow process shown in Figure 2.
MAC CE shown in Figure 3 comprises MAC CE head and MAC CE content, respectively is 1 byte, and they form a MAC CE jointly.Wherein, for present LTE-A multi-carrier wireless communication network, no matter it is up or descending, all have only 5 component carriers, therefore, back 5 bits in the MAC CE content constitute the activation information that a BITMAP is used for representing 5 component carriers, constitute, for example first bit value " 0 " is represented first component carrier deexcitation, and value " 1 " represents that first component carrier activates.R among the figure represents reservation bit, and E represents extended bit, indication be the situation of MAC CE subsequent data blocks, in 3GPP TS36.321, define, do not repeat them here.
Those of ordinary skill in the art will be understood that the length of BITMAP depends on that needs activate and the number of the component carrier of deexcitation, if having only a upstream components carrier wave need activate or deexcitation, then BITMAP has only a bit.Under the situation of a plurality of component carriers activation and deexcitation, the order of the component carrier of each bit representative of BITMAP can realize reserving in advance, also can be by base station 110 informing user terminals 120.For downlink component carrier also is like this.The ground that is without loss of generality hereinafter all has 5 needs to activate with up and downlink component carrier and deexcitation is that example describes, and the length that also is BITMAP is 5 bits.
Activate and the deexcitation control command activates with downlink component carrier and the deexcitation control command all needs the situation transmitted for the upstream components carrier wave, two kinds of transmission meanss are arranged: a kind of is that the activation of upstream components carrier wave is carried with different MAC CE respectively with downlink component carrier activation and deexcitation control command with the deexcitation control command and transmitted; Another kind is that the uplink and downlink component carrier activates and the deexcitation control command is transmitted with same MAC CE carrying.Below respectively these two kinds of situations are elaborated.
1. the activation of upstream components carrier wave is carried with different MAC CE respectively with downlink component carrier activation and deexcitation control command with the deexcitation control command and is transmitted
This can be divided into two kinds of situations again, a kind of is that base station 110 is distributed a LCID for up respectively with downlink component carrier activation and deexcitation control command, and a kind of is that base station 110 is activated for up and downlink component carrier and the deexcitation control command is distributed a common LCID.
Fig. 4 shows base station 110 and is situation up and that downlink component carrier activates and the deexcitation control command is distributed a LCID respectively.Wherein, LCID1 is used for downlink component carrier and activates and the deexcitation control command, and LCID2 is used for the upstream components carrier wave and activates and the deexcitation control command.That message bit pattern BITMAP1, BITMAP2 represent respectively is descending, the activation and the deexcitation information of upstream components carrier wave.
Fig. 5 (a) and (b) show base station 110 and activate with downlink component carrier and the situation of a common LCID of deexcitation control command distribution for up, base station 110 is with the public LCID that the distributed part as the head of MAC CE, come the activation of mapping uplink or downlink component carrier and deexcitation information a part with message bit pattern BITMAP as MAC CE content, generate a MAC CE and carry upstream or downstream activation and deexcitation control command, what wherein, utilize that reservation bit among the MAC CE identifies this MAC CE carrying is that the upstream components carrier wave activates and deexcitation control command or downlink component carrier activation and deexcitation control command.This sign bit I is arranged in MAC CE head, shown in Fig. 5 (a), also can be to be arranged in MAC CE content, and shown in Fig. 5 (b), wherein this sign bit I value " 1 " expression is up, and value " 0 " sign is descending, and vice versa.
2. activation of uplink and downlink component carrier and deexcitation control command are transmitted with same MACCE carrying
This situation is divided into base station 110 again and activates for up and/or downlink component carrier and situation that LCID still is a plurality of LCID of deexcitation control command distribution.
2.1 base station 110 is up and/or downlink component carrier activates and the deexcitation control command is distributed a public LCID
Above-mentioned at least two reservation bits can be arranged in first of MAC CE head or at least one MAC CE content, and two bits at least two reservation bits are respectively applied for this MAC CE of indication and whether have corresponding MAC CE content and carry that the upstream components carrier wave activates and deexcitation control information and downlink component carrier activation and deexcitation control information.Certainly, two bits can also have another implication: what bit was used to indicate this first MAC CE content indication is activation and deexcitation information or the activation of downlink component carrier and the deexcitation information of upstream components carrier wave, whether another bit also has second MAC CE content after being used to indicate this first MAC CE content, and these two MAC CE contents are indicated the activation and the deexcitation information of uplink and downlink component carrier respectively.
Fig. 6 (a) is when Fig. 6 (c) shows two bit-identify bits and is arranged in MAC CE head, the MAC CE schematic diagram that generates, wherein, sign bit I1 value is carried activation of upstream components carrier wave and deexcitation control information for " 1 " expression has a MAC CE content, and sign bit I2 value comes the bearing downlink component carrier to activate and the deexcitation control information for " 1 " expression has a MAC CE content.
In Fig. 6 (a), sign bit I1I2 value " 01 " represents that only downlink component carrier activates and the deexcitation command transfer, in Fig. 6 (b), sign bit I1I2 value " 10 " represents that only the upstream components carrier wave activates and the deexcitation command transfer, in Fig. 6 (c), the situation that sign bit I1I2 value " 11 " expression uplink and downlink component carrier activates and the deexcitation order is transmitted together, and back 5 bits in the MAC CE content in first byte represent that downlink component carrier activates and deexcitation information BITMAP1, and back 5 bits in second byte are represented activation of upstream components carrier wave and deexcitation information BITMAP2.Certainly, also definable upstream components carrier wave activate and deexcitation information preceding, downlink component carrier activation and deexcitation information after.
Fig. 6 (a) is to example just shown in Fig. 6 (c), as indicated above, sign bit I1I2 wherein can also have another kind of definition: first byte that first bit I1 sign is used for identifying in the MAC CE content is descending or the activation of upstream components carrier wave and deexcitation information, and whether second bit I2 sign MAC CE content has second byte.
According to another embodiment of the invention, sign bit I1I2 also can be arranged in first byte of MAC CE content, as Fig. 7 (a) to shown in Fig. 7 (c).Wherein, first byte that first bit I1 sign is used for identifying in the MAC CE content is descending or the activation of upstream components carrier wave and deexcitation information, and whether second bit I2 sign MAC CE content has second byte.In Fig. 7, the I1 value represents that for " 1 " first byte is the activation and the deexcitation information of downlink component carrier, and the I1 value represents that for " 0 " first byte is the activation and the deexcitation information of upstream components carrier wave.Fig. 7 (a) expression only has the situation of downlink component carrier activation and deexcitation command transfer, Fig. 7 (b) expression only has the situation of activation of upstream components carrier wave and deexcitation command transfer, the situation that Fig. 7 (c) expression is descending and the upstream components carrier wave activates and the deexcitation order is transmitted together.Certainly, the sign bit I1I2 that is arranged in first byte of MAC CE content can also have as Fig. 6 (a) to the implication shown in 6 (c), does not repeat them here.
According to another embodiment of the invention, what can also add in the MAC CE that generates that an extra byte F/L identifies this MAC CE carrying is that the upstream components carrier wave activates and the deexcitation control command, still downlink component carrier activates and the deexcitation control command, or the upstream components carrier wave activates and deexcitation control command and downlink component carrier activation and deexcitation control command.According to the mac frame organization definition, wherein the F bit is represented type, can utilize two bits in 7 remaining bits to identify above-mentioned three kinds of situations, the implication of these two sign bits can as Fig. 6 (a) to 6 (c) or Fig. 7 (a) to as shown in 6 (c).Fig. 8 (a) shows this a kind of situation to Fig. 8 (c), at figure (a) to Fig. 8 (c), the implication of sign bit I1I2 as Fig. 7 (a) to shown in Fig. 7 (c).Certainly, this sign bit I1I2 also can have other multiple implication to identify above-mentioned three kinds of situations, activate and the deexcitation command transfer as " 00 " sign upstream components carrier wave, " 01 " sign downlink component carrier activates and the deexcitation command transfer, " 10 " sign uplink and downlink component carrier activates and the deexcitation order is transmitted together, enumerates no longer one by one at this.In the byte of adding, except that two used bits, remaining bit is a reservation bit, for future use.
2.1 base station 110 activates for up and/or downlink component carrier and the deexcitation control command is distributed a plurality of LCID
In one embodiment, base station 110 is activated for the upstream components carrier wave and the deexcitation control command activates with downlink component carrier and deexcitation control command when transmitting, different LCID when distributing to transmit separately with the activation of upstream components carrier wave and deexcitation control command or downlink component carrier activation and deexcitation control command.Wherein, the transmission of the activation of uplink and downlink component carrier and deexcitation control command can be divided into two kinds of situations again: share a LCID or with two different LCID.For transmission situation up and downlink component carrier activation and the shared LCID of deexcitation control command, can be referring to situation shown in Figure 4.Activate with downlink component carrier and two situations that different LCID transmits respectively of deexcitation control command use for up, can be referring to the situation shown in Fig. 5 (a) and Fig. 5 (b).
The uplink and downlink component carrier activate and the situation of deexcitation control command when transmitting together under, base station 110 is with the head part of above-mentioned different LCID as MAC CE, shine upon the activation of downlink component carrier and deexcitation information a part with message bit pattern BITMAP1 as a MAC CE content, come the activation of mapping uplink component carrier and deexcitation information a part with message bit pattern BITMAP2 as another MAC CE content, generate a MAC CE and carry described uplink and downlink component carrier activation and deexcitation control command, wherein, utilize among the MAC CE of this generation a reservation bit to identify the order of described two MAC CE contents, this reservation bit is referred to as to identify bit I1.Fig. 9 (a) shows the schematic diagram of a such MAC CE, and in Fig. 9 (a), reservation bit I1 is arranged in MAC CE head, and downlink component carrier activation of value " 1 " sign and deexcitation information are formerly.Certainly, this reservation bit I1 also can be arranged in any of two MAC CE contents.Those of ordinary skill in the art will be understood that also can two MACCE contents of predetermined fixed order, and need not to identify with sign bit I1.
The situation of above-mentioned introduction all is that MAC CE length is variable situation, in one embodiment, the length of MAC CE is changeless, upstream components carrier wave and downlink component carrier deexcitation control command have wherein been comprised simultaneously, also promptly, activation of upstream components carrier wave and deexcitation control command and the activation of described downlink component carrier and deexcitation control command are transmitted in same MAC CE simultaneously.Under this situation, up-link carrier activates and the deexcitation control command activates with described downlink component carrier and the transmission of deexcitation control command distributes one LCID; Then, base station 120 is to distribute the head part of LCID as MAC CE, shine upon the activation of downlink component carrier and deexcitation information a part with message bit pattern BITMAP1 as a MAC CE content, come the activation of mapping uplink component carrier and deexcitation information a part with message bit pattern BITMAP2 as another MAC CE content, generate a MAC CE and carry activation of uplink and downlink component carrier and deexcitation control command, shown in Fig. 9 (b).In Fig. 9 (b), the order of descending and up MAC CE content is fixing, and certainly, those skilled in the art will be understood that the order that also can identify them with a sign bit.
Figure 10 shows the method flow diagram that is used for deexcitation upstream components carrier wave according to a specific embodiment of the present invention in the user terminal of multi-carrier wireless communication network.Below be example with application scenarios shown in Figure 1, the process of user terminal 120 being carried out the deexcitations of upstream components carrier wave is elaborated.
At first, in step S 101, the deexcitation control command that user terminal 120 receives from least one upstream components carrier wave of indication deexcitation of base station 110.Those of ordinary skill in the art will be understood that this deexcitation control command promptly can utilize the form shown in Fig. 2 to Fig. 9 (a) to transmit, and also can other form transmit.
Then, in step S 102, user terminal 120 is carried out the deexcitation of at least one upstream components carrier wave.
Alternatively, in user terminal 120, can also distribute a timer for each component carrier, when determining on a upstream components carrier wave, to have new upstream data to transmit, start or restart the timer of this upstream components carrier wave, if the timer of this upstream components carrier wave overflows, perhaps receive deexcitation control command from this upstream components carrier wave of this deexcitation of indication of base station 110, then carry out the deexcitation of this upstream components carrier wave.
In one embodiment, receive the resource transmission assignment commands on a upstream components carrier wave (UL Grant), determine that then user terminal 120 has new upstream data to transmit on this upstream components carrier wave from base station 120 as user terminal 120.Retransmit for non-self-adapting, then user terminal 120 receive be received in the Indication message of the data that send on the one-component carrier wave from base station 110 misdirections after, determine and will retransmit that then determining has new upstream data to transmit on this upstream components carrier wave.
Figure 11 show according to a specific embodiment of the present invention in the base station of multi-carrier wireless communication network, be used to transmit that at least one upstream components carrier wave activates and the structured flowchart of the device 110 of deexcitation control command.In Figure 11, device 110 comprises distributor 111, generating apparatus 112 and dispensing device 113.Below in conjunction with Fig. 1, the course of work of the device 110 that is arranged in base station 110 is elaborated.
At first, distributor 111 is that at least one upstream components carrier wave activates and the deexcitation control command is distributed a LCID (Logic channel identification, Logic Channel Identifier).
Then, generating apparatus 112 is with the LCID that the distributed part as the head of MAC CE, shine upon the activation of above-mentioned at least one upstream components carrier wave and deexcitation information as the part of MAC CE content with message bit pattern, generate a MAC CE and carry described activation and deexcitation control command.
The above-mentioned course of work equally also is to be applicable to the activation of at least one downlink component carrier and the transmission of deexcitation control command.For the situation that the upstream components carrier wave activates and the deexcitation control command is transmitted is only arranged, Fig. 3 shows the structural representation of the MAC CE of a carrying upstream components carrier wave activation and the transmission of deexcitation control command.
Activate and the deexcitation control command activates with downlink component carrier and the deexcitation control command all needs the situation transmitted for the upstream components carrier wave, two kinds of transmission meanss are arranged: a kind of is that the activation of upstream components carrier wave is carried with different MAC CE respectively with downlink component carrier activation and deexcitation control command with the deexcitation control command and transmitted; Another kind is that the uplink and downlink component carrier activates and the deexcitation control command is transmitted with same MAC CE carrying.Below respectively these two kinds of situations are elaborated.
1. the activation of upstream components carrier wave is carried with different MAC CE respectively with downlink component carrier activation and deexcitation control command with the deexcitation control command and is transmitted
This can be divided into two kinds of situations again, a kind of is that distributor 111 distributes a LCID for up respectively with downlink component carrier activation and deexcitation control command, and a kind of is that distributor 111 activates for up and downlink component carrier and the deexcitation control command is distributed a common LCID.
Fig. 4 shows distributor 111 and is situation up and that downlink component carrier activates and the deexcitation control command is distributed a LCID respectively.Wherein, LCID 1 is used for downlink component carrier and activates and the deexcitation control command, and LCID2 is used for the upstream components carrier wave and activates and the deexcitation control command.That message bit pattern BITMAP1, BITMAP2 represent respectively is descending, the activation and the deexcitation information of upstream components carrier wave.
Generating apparatus 112 is distributed to the part of the LCID of described upstream components carrier wave activation and deexcitation control command as MAC CE head with distributor 111, shine upon the activation of described upstream components carrier wave and deexcitation information a part with message bit pattern, generate a MAC CE and carry the upstream components carrier wave and activate and the deexcitation control command as MAC CE content.Generating apparatus 101 with distribute to downlink component carrier and activate and the LCID of deexcitation control command as the part of the head of MAC CE, shine upon the activation of described downlink component carrier and deexcitation information as the part of MAC CE content with message bit pattern, generate another MAC CE and come described activation of bearing downlink component carrier and deexcitation control command.
Fig. 5 (a) and (b) show distributor 111 and activate with downlink component carrier and the situation of a common LCID of deexcitation control command distribution for up, the public LCID that generating apparatus 112 is distributed with distributor 111 is as the part of the head of MAC CE, come the activation of mapping uplink or downlink component carrier and deexcitation information a part with message bit pattern BITMAP as MAC CE content, generate a MAC CE and carry upstream or downstream activation and deexcitation control command, what wherein, utilize that reservation bit among the MAC CE identifies this MAC CE carrying is that the upstream components carrier wave activates and deexcitation control command or downlink component carrier activation and deexcitation control command.This sign bit I is arranged in the MACCE head, shown in Fig. 5 (a), also can be to be arranged in MAC CE content, and shown in Fig. 5 (b), wherein this sign bit I value " 1 " expression is up, and value " 0 " sign is descending, and vice versa.
2. activation of uplink and downlink component carrier and deexcitation control command are transmitted with same MACCE carrying
This situation is divided into distributor 111 again and activates for up and/or downlink component carrier and situation that LCID still is a plurality of LCID of deexcitation control command distribution.
2.1 distributor 111 is up and/or downlink component carrier activates and the deexcitation control command is distributed a public LCID
The public LCID that generating apparatus 112 is distributed with distributor 111 is as the head part of MAC CE, come the activation of mapping uplink and/or downlink component carrier and deexcitation information a part with message bit pattern as at least one MAC CE content, generate a MAC CE and carry described activation and deexcitation control command, wherein, what utilize that at least two reservation bits among the MAC CE identify this MAC CE carrying is that the upstream components carrier wave activates and the deexcitation control command, still downlink component carrier activates and the deexcitation control command, or the upstream components carrier wave activates and deexcitation control command and downlink component carrier activation and deexcitation control command.
Above-mentioned at least two reservation bits can be arranged in first of MAC CE head or at least one MAC CE content, and two bits at least two reservation bits are respectively applied for this MAC CE of indication and whether have corresponding MAC CE content and carry that the upstream components carrier wave activates and deexcitation control information and downlink component carrier activation and deexcitation control information.Certainly, two bits can also have another implication: what bit was used to indicate this first MAC CE content indication is activation and deexcitation information or the activation of downlink component carrier and the deexcitation information of upstream components carrier wave, whether another bit also has second MAC CE content after being used to indicate this first MAC CE content, and these two MAC CE contents are indicated the activation and the deexcitation information of uplink and downlink component carrier respectively.
Fig. 6 (a) is when Fig. 6 (c) shows two bit-identify bits and is arranged in MAC CE head, the MAC CE schematic diagram that generates, wherein, sign bit I1 value is carried activation of upstream components carrier wave and deexcitation control information for " 1 " expression has a MAC CE content, and sign bit I2 value comes the bearing downlink component carrier to activate and the deexcitation control information for " 1 " expression has a MAC CE content.
In Fig. 6 (a), sign bit I1I2 value " 01 " expression downlink component carrier activates and the deexcitation command transfer, in Fig. 6 (b), sign bit I1I2 value " 10 " expression upstream components carrier wave activates and the deexcitation command transfer, in Fig. 6 (c), the situation that sign bit I1I2 value " 11 " expression uplink and downlink component carrier activates and the deexcitation order is transmitted together, and back 5 bits in the MAC CE content in first byte represent that downlink component carrier activates and deexcitation information BITMAP1, and back 5 bits in second byte are represented activation of upstream components carrier wave and deexcitation information BITMAP2.Certainly, also definable upstream components carrier wave activate and deexcitation information preceding, downlink component carrier activation and deexcitation information after.
Fig. 6 (a) is to example just shown in Fig. 6 (c), as indicated above, sign bit I1I2 wherein can also have another kind of definition: first byte that first bit I1 sign is used for identifying in the MAC CE content is descending or the activation of upstream components carrier wave and deexcitation information, and whether second bit I2 sign MAC CE content has second byte.
According to another embodiment of the invention, sign bit I1I2 also can be arranged in first byte of MAC CE content, as Fig. 7 (a) to shown in Fig. 7 (c).Wherein, first byte that first bit I1 sign is used for identifying in the MAC CE content is descending or the activation of upstream components carrier wave and deexcitation information, and whether second bit I2 sign MAC CE content has second byte.In Fig. 7, the I1 value represents that for " 1 " first byte is the activation and the deexcitation information of downlink component carrier, and the I1 value represents that for " 0 " first byte is the activation and the deexcitation information of upstream components carrier wave.Fig. 7 (a) expression only has the situation of downlink component carrier activation and deexcitation command transfer, Fig. 7 (b) expression only has the situation of activation of upstream components carrier wave and deexcitation command transfer, the situation that Fig. 7 (c) expression is descending and the upstream components carrier wave activates and the deexcitation order is transmitted together.Certainly, the sign bit I1I2 that is arranged in first byte of MAC CE content can also have as Fig. 6 (a) to the implication shown in 6 (c), does not repeat them here.
According to another embodiment of the invention, what generating apparatus 112 can add in the MACCE that generates that an extra byte F/L identifies this MAC CE carrying is that the upstream components carrier wave activates and the deexcitation control command, still downlink component carrier activates and the deexcitation control command, or the upstream components carrier wave activates and deexcitation control command and downlink component carrier activation and deexcitation control command.According to the mac frame organization definition, wherein the F bit is represented type, can utilize two bits in 7 remaining bits to identify above-mentioned three kinds of situations, the implication of these two sign bits can as Fig. 6 (a) to 6 (c) or Fig. 7 (a) to as shown in 6 (c).Fig. 8 (a) shows this a kind of situation to Fig. 8 (c), at figure (a) to Fig. 8 (c), the implication of sign bit I1I2 as Fig. 7 (a) to shown in Fig. 7 (c).Certainly, this sign bit I1I2 also can have other multiple implication to identify above-mentioned three kinds of situations, activate and the deexcitation command transfer as " 00 " sign upstream components carrier wave, " 01 " sign downlink component carrier activates and the deexcitation command transfer, " 10 " uplink and downlink component carrier activates and the deexcitation order is transmitted together, enumerates no longer one by one at this.
2.1 distributor 111 activates for up and/or downlink component carrier and the deexcitation control command is distributed a plurality of LCID
In one embodiment, distributor 111 activates for the upstream components carrier wave and the deexcitation control command activates with downlink component carrier and deexcitation control command when transmitting, different LCID when distributing to transmit separately with the activation of upstream components carrier wave and deexcitation control command or downlink component carrier activation and deexcitation control command.Wherein, the transmission of the activation of uplink and downlink component carrier and deexcitation control command can be divided into two kinds of situations again: share a LCID or with two different LCID.For transmission situation up and downlink component carrier activation and the shared LCID of deexcitation control command, can be referring to situation shown in Figure 4.Activate with downlink component carrier and two situations that different LCID transmits respectively of deexcitation control command use for up, can be referring to the situation shown in Fig. 5 (a) and Fig. 5 (b).
The uplink and downlink component carrier activate and the situation of deexcitation control command when transmitting together under, generating apparatus 112 is with the head part of above-mentioned different LCID as MAC CE, shine upon the activation of downlink component carrier and deexcitation information a part with message bit pattern BITMAP1 as a MAC CE content, come the activation of mapping uplink component carrier and deexcitation information a part with message bit pattern BITMAP2 as another MAC CE content, generate a MAC CE and carry described uplink and downlink component carrier activation and deexcitation control command, wherein, utilize among the MAC CE of this generation a reservation bit to identify the order of described two MAC CE contents, this reservation bit is referred to as to identify bit I.Fig. 9 (a) shows the schematic diagram of a such MAC CE, and in Fig. 9 (a), reservation bit I is arranged in MAC CE head, and downlink component carrier activation of value " 1 " sign and deexcitation information are formerly.Certainly, this reservation bit I also can be arranged in any of two MAC CE contents.
Figure 12 shows the structured flowchart that is used for the deexcitation device 120 of deexcitation upstream components carrier wave according to a specific embodiment of the present invention in the user terminal of multi-carrier wireless communication network.In Figure 12, deexcitation device 120 comprises receiving system 121, final controlling element 122 and startup or rebooting device 123.Wherein, startup or rebooting device 123 are option means.Below be example with application scenarios shown in Figure 1, the process of the execution upstream components carrier wave deexcitation of the deexcitation device 120 that is arranged in user terminal 120 is elaborated.
At first, receiving system 121 receptions are from the deexcitation control command of at least one upstream components carrier wave of indication deexcitation of base station 110.Those of ordinary skill in the art will be understood that this deexcitation control command promptly can utilize the form shown in Fig. 2 to Fig. 9 (a) to transmit, and also can other form transmit.
Then, final controlling element 122 is carried out the deexcitation of at least one upstream components carrier wave.
Alternatively, in user terminal 120, can also distribute a timer for each component carrier, when determining on a upstream components carrier wave, to have new upstream data to transmit, startup or rebooting device 123 start or restart the timer of this upstream components carrier wave, if the timer of this upstream components carrier wave overflows, perhaps receiving system 121 receives the deexcitation control command from this upstream components carrier wave of this deexcitation of indication of base station 110, and then final controlling element 122 is carried out the deexcitation of this upstream components carrier wave.
In one embodiment, receive the resource transmission assignment commands on a upstream components carrier wave, determine that then user terminal 120 has new upstream data to transmit on this upstream components carrier wave from base station 120 as receiving system 121.Retransmit for non-self-adapting, receiving system 121 receive be received in the Indication message of the data that send on the one-component carrier wave from base station 110 misdirections after, determine and will retransmit that then determining has new upstream data to transmit on this upstream components carrier wave.
Need to prove that the foregoing description only is exemplary, but not limitation of the present invention.The value of sign bit I1 or I1I2 also can change arbitrarily, and the position of message bit pattern is not limit yet, and to reach identification or differentiation uplink and downlink component carrier activation and deexcitation control command and gets final product.
Any technical scheme that does not deviate from spirit of the present invention all should fall within protection scope of the present invention.In addition, any Reference numeral in the claim should be considered as limit related claim; " comprise " that a speech do not get rid of device unlisted in other claim or the specification or step; " one " before the device does not get rid of the existence of a plurality of such devices; In comprising the equipment of multiple arrangement, the one or more function in this multiple arrangement can be realized by same hardware or software module; Words such as " first ", " second ", " the 3rd " only are used for representing title, and do not represent any specific order.
More than specific embodiments of the invention are described.It will be appreciated that the present invention is not limited to above-mentioned specific implementations, those skilled in the art can make various distortion or modification within the scope of the appended claims.
Claims (15)
1. one kind is used in the base station of multi-carrier wireless communication network to transmit that at least one upstream components carrier wave activates and the method for deexcitation control command, may further comprise the steps:
-be that described at least one upstream components carrier wave activates and the deexcitation control command is distributed a LCID;
-with the LCID of described distribution a part as the head of MAC CE, shine upon the activation of described upstream components carrier wave and deexcitation information as the part of MAC CE content with message bit pattern, generate a MAC CE and carry described activation and deexcitation control command;
-activation and the deexcitation control command of carrying with MAC CE of described generation sent to user terminal.
2. method according to claim 1, wherein, described method also is used to transmit at least one downlink component carrier and activates and the deexcitation control command, and described upstream components carrier wave activates with the deexcitation control command and transmits in different MAC CE respectively with described downlink component carrier activation and deexcitation control command, and described allocation step may further comprise the steps:
-be that described upstream components carrier wave activates and the deexcitation control command, distribute a LCID respectively with described downlink component carrier activation and deexcitation control command;
Wherein, described generation step may further comprise the steps:
-with distribute to that described upstream components carrier wave activates and the LCID of deexcitation control command as the part of MAC CE head, shine upon the activation of described upstream components carrier wave and deexcitation information a part with message bit pattern, generate a MAC CE and carry described upstream components carrier wave and activate and the deexcitation control command as MAC CE content; And with distribute to that described downlink component carrier activates and the LCID of deexcitation control command as the part of the head of MAC CE, shine upon the activation of described downlink component carrier and deexcitation information as the part of MAC CE content with message bit pattern, generate another MAC CE and come described activation of bearing downlink component carrier and deexcitation control command.
3. method according to claim 1, wherein, described method also is used to transmit at least one downlink component carrier and activates and the deexcitation control command, and described upstream components carrier wave activates with the deexcitation control command and transmits in different MAC CE respectively with described downlink component carrier activation and deexcitation control command, and described allocation step may further comprise the steps:
-be that described upstream components carrier wave activates and the deexcitation control command, activate with described downlink component carrier and public LCID of deexcitation control command distribution;
Wherein, described generation step may further comprise the steps:
-with the part of described public LCID as the head of MAC CE, shine upon the activation of described upstream or downstream component carrier and deexcitation information a part with message bit pattern as MAC CE content, generate a MAC CE and carry described activation and deexcitation control command, what wherein, utilize that reservation bit among the described MAC CE identifies this MAC CE carrying is that the upstream components carrier wave activates and deexcitation control command or downlink component carrier activation and deexcitation control command.
4. method according to claim 1, wherein, described method also is used to transmit at least one downlink component carrier and activates and the deexcitation control command, and described upstream components carrier wave activation and deexcitation control command and the activation of described downlink component carrier and deexcitation control command are transmitted in same MAC CE, and described allocation step may further comprise the steps:
-be that described upstream components carrier wave activates and deexcitation control command and the activation of described downlink component carrier and public LCID of deexcitation control command distribution;
Wherein, described generation step may further comprise the steps:
-with the head part of described public LCID as MAC CE, shine upon the activation of described up and/or downlink component carrier and deexcitation information a part with message bit pattern as at least one MAC CE content, generate a MAC CE and carry described activation and deexcitation control command, wherein, what utilize that at least two reservation bits among the described MAC CE identify this MAC CE carrying is that the upstream components carrier wave activates and the deexcitation control command, still downlink component carrier activates and the deexcitation control command, or the upstream components carrier wave activates and deexcitation control command and downlink component carrier activation and deexcitation control command.
5. method according to claim 4, wherein, described at least two reservation bits are arranged in first of described MAC CE head or described at least one MAC CE content, and two bits of described at least two reservation bits are respectively applied for this MAC CE of indication and whether have corresponding MAC CE content and carry that the upstream components carrier wave activates and deexcitation control information and downlink component carrier activation and deexcitation control information.
6. method according to claim 4, wherein, described at least two reservation bits are arranged in first of described MAC CE head or described at least one MAC CE content, and what bit was used to indicate this first MACCE content indication in described at least two reservation bits is activation and deexcitation information or the activation of downlink component carrier and the deexcitation information of upstream components carrier wave, whether another bit also has second MAC CE content after being used to indicate this first MAC CE content, and these two MAC CE contents are indicated the activation and the deexcitation information of uplink and downlink component carrier respectively.
7. method according to claim 1, wherein, described method also is used to transmit at least one downlink component carrier and activates and the deexcitation control command, and described upstream components carrier wave activation and deexcitation control command and the activation of described downlink component carrier and deexcitation control command are transmitted in same MAC CE, and described allocation step may further comprise the steps:
-for described upstream components carrier wave activates and the deexcitation control command activates with described downlink component carrier and deexcitation control command when transmitting, different LCID when distributing to transmit separately with described upstream components carrier wave activation and deexcitation control command or the activation of described downlink component carrier and deexcitation control command;
Wherein, described generation step may further comprise the steps:
-with the head part of described different LCID as MAC CE, shine upon the activation of described upstream components carrier wave and deexcitation information a part with message bit pattern as a MAC CE content, shine upon the activation of described downlink component carrier and deexcitation information a part with message bit pattern, generate a MAC CE and carry described uplink and downlink component carrier and activate and the deexcitation control command as another MAC CE content.
8. method according to claim 7 wherein, utilizes among the MAC CE of described generation a reservation bit to identify the order of described two MAC CE contents.
9. method according to claim 1, wherein, described method also is used to transmit at least one downlink component carrier and activates and the deexcitation control command, and described upstream components carrier wave activation and deexcitation control command and the activation of described downlink component carrier and deexcitation control command are transmitted in same MAC CE, and described allocation step may further comprise the steps:
-be that described upstream components carrier wave activates and deexcitation control command and the activation of described downlink component carrier and public LCID of deexcitation control command distribution;
Wherein, described generation step may further comprise the steps:
-with the head part of described public LCID as MAC CE, shine upon the activation of described up and/or downlink component carrier and deexcitation information a part with message bit pattern as at least one MAC CE content, generate a MAC CE and carry described activation and deexcitation control command, wherein, what an extra byte of adding identified this MAC CE carrying in the described MAC CE of this generation is that the upstream components carrier wave activates and the deexcitation control command, still downlink component carrier activates and the deexcitation control command, or the upstream components carrier wave activates and deexcitation control command and downlink component carrier activation and deexcitation control command.
10. method according to claim 1, wherein, described method also is used to transmit at least one downlink component carrier and activates and the deexcitation control command, and described upstream components carrier wave activation and deexcitation control command and the activation of described downlink component carrier and deexcitation control command are transmitted in same MAC CE simultaneously, and described allocation step may further comprise the steps:
-be that described upstream components carrier wave activates and the deexcitation control command activates with described downlink component carrier and the transmission of deexcitation control command distributes a LCID;
Wherein, described generation step may further comprise the steps:
-with the LCID of described distribution a head part as MAC CE, shine upon the activation of described upstream components carrier wave and deexcitation information a part with message bit pattern as a MAC CE content, shine upon the activation of described downlink component carrier and deexcitation information a part with message bit pattern, generate a MAC CE and carry described uplink and downlink component carrier and activate and the deexcitation control command as another MAC CE content.
11. one kind is used to transmit in the base station of multi-carrier wireless communication network, and at least one upstream components carrier wave activates and the device of deexcitation control command, comprising:
Distributor is used to described at least one upstream components carrier wave to activate and the deexcitation control command is distributed a LCID;
Generating apparatus, be used for the part as the head of MAC CE with the LCID of described distribution, shine upon the activation of the described carrier wave of upstream components at least and deexcitation information as the part of MAC CE content with message bit pattern, generate a MAC CE and carry described activation and deexcitation control command;
Dispensing device is used for the activation and the deexcitation control command of carrying with MAC CE of described generation are sent to user terminal.
12. a method that is used for deexcitation upstream components carrier wave in the user terminal of multi-carrier wireless communication network may further comprise the steps:
-reception is from the deexcitation control command of at least one upstream components carrier wave of indication deexcitation of base station;
The deexcitation of described at least one the upstream components carrier wave of-execution.
13. method according to claim 12, wherein, each upstream components carrier wave has a timer, and described method is further comprising the steps of:
-when determining on a upstream components carrier wave, to have new upstream data to transmit, start or restart the timer of this upstream components carrier wave;
The timer of the described upstream components carrier wave of-Ruo overflows, and perhaps receives the deexcitation control command from this upstream components carrier wave of this deexcitation of indication of described base station, then carries out the deexcitation of described upstream components carrier wave.
14. method according to claim 13 wherein, describedly determines that having new upstream data to transmit may further comprise the steps on a upstream components carrier wave:
-receive the resource transmission assignment commands on described upstream components carrier wave from described base station; Perhaps
-retransmit for non-self-adapting, allowing to receive the Indication message that is received in the data that send on the described component carrier from the misdirection of base station under the situation that retransmits.
15. a deexcitation device that is used for deexcitation upstream components carrier wave in the user terminal of multi-carrier wireless communication network comprises:
Receiving system is used to receive the deexcitation control command from least one upstream components carrier wave of indication deexcitation of base station;
Final controlling element is used to carry out the deexcitation of described at least one upstream components carrier wave.
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| CN105991215A (en) * | 2015-01-30 | 2016-10-05 | 上海贝尔股份有限公司 | Method and device for indicating carrier and carrier state in wireless communication network |
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| CN109547175A (en) * | 2017-08-11 | 2019-03-29 | 电信科学技术研究院 | A kind of bearing mapping method, device, base station and terminal |
| CN109699084A (en) * | 2017-10-20 | 2019-04-30 | 维沃移动通信有限公司 | Information transferring method, terminal and the network equipment under unauthorized frequency range |
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| CN103634910A (en) * | 2012-08-29 | 2014-03-12 | 中兴通讯股份有限公司 | Method and device of deleting component carrier wave |
| CN103634910B (en) * | 2012-08-29 | 2019-03-01 | 中兴通讯股份有限公司 | Delete the method and device of component carrier |
| CN103857041A (en) * | 2012-11-30 | 2014-06-11 | 华为技术有限公司 | Information receiving method, information sending method, base station and user equipment |
| CN105991215A (en) * | 2015-01-30 | 2016-10-05 | 上海贝尔股份有限公司 | Method and device for indicating carrier and carrier state in wireless communication network |
| CN105991215B (en) * | 2015-01-30 | 2019-07-02 | 上海诺基亚贝尔股份有限公司 | The method and apparatus of carrier wave and Carrier State are used to indicate in cordless communication network |
| CN106301732A (en) * | 2015-06-26 | 2017-01-04 | 北京信威通信技术股份有限公司 | A kind of method of carrier activation deexcitation |
| CN106301732B (en) * | 2015-06-26 | 2019-04-05 | 北京信威通信技术股份有限公司 | A kind of deactivated method of carrier activation |
| CN109547175A (en) * | 2017-08-11 | 2019-03-29 | 电信科学技术研究院 | A kind of bearing mapping method, device, base station and terminal |
| CN109547175B (en) * | 2017-08-11 | 2020-10-30 | 电信科学技术研究院 | Bearer mapping method, device, base station and terminal |
| CN109699084A (en) * | 2017-10-20 | 2019-04-30 | 维沃移动通信有限公司 | Information transferring method, terminal and the network equipment under unauthorized frequency range |
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