CN103096471A - Notification method and system for forming carrier wave resource information - Google Patents
Notification method and system for forming carrier wave resource information Download PDFInfo
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- CN103096471A CN103096471A CN2011103416585A CN201110341658A CN103096471A CN 103096471 A CN103096471 A CN 103096471A CN 2011103416585 A CN2011103416585 A CN 2011103416585A CN 201110341658 A CN201110341658 A CN 201110341658A CN 103096471 A CN103096471 A CN 103096471A
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Abstract
The invention discloses a notification method and a system of communication center (CC) resource information, wherein the notification method of the CC resource information comprises: DENB controls element MAC, CE to notice the CC resource information to radio navigation (RN) through media access control, wherein the CC resource information comprises a RN, security control center (SCC) resource activation/ deactivation instruction, or the CC resource information comprises the RN, SCC resource activation/deactivation instruction and a use condition of the CC resources of the DENB. The interference problem caused by partial or total registration of the CC resources of the DENB and the RN is avoided or inhabited, and therefore high-efficiency CC resource scheduling is achieved, technical effects of improving system performance, handling capacity and resource utilization rate are achieved.
Description
Technical field
The present invention relates to the communications field, in particular to Notification Method and the system of a kind of component carrier (Component Carrier is referred to as CC) resource information.
Background technology
development along with Mobile Communication Industry, and to the continuous growth of mobile data services demand, speed and service quality (the Quality of Service of people to mobile communication, referred to as Qos) requirement also more and more higher, so before 3G (Third Generation) Moblie (3G) does not also have extensive commercialization, just begun the research-and-development activity to next generation mobile communication system, wherein, relatively be typically Long Term Evolution (the Long Term Evolution that third generation partner program (3GPP) starts, referred to as LTE) project, the available maximum spectrum bandwidth of LTE system is 20MHz (megahertz).Along with the further evolution of network, LTE-A can provide the spectral bandwidth up to 100MHz as the evolution system of LTE, supports more flexible higher-quality communication, simultaneously the LTE system is possessed good backwards compatibility.In the LTE-A system, a plurality of component carriers (Component Carrier is arranged, referred to as CC) resource, a LTE terminal can only be operated on the CC resource of some backward compatibility, and the stronger LTE-A terminal of ability can be transmitted on a plurality of CC resources simultaneously.
The LTE-A system can with frequency spectrum be dispersed in 450MHz on the frequency range of 3600MHz, and exist each other 200MHz to the distance of 1000MHz, consider different operators building network respectively, the bandwidth of every section frequency spectrum all is difficult to reach the system bandwidth requirement of 100MHz separately.Therefore, 3GPP LTE-A system has introduced carrier aggregation (Carrier Aggregation,, referred to as CA) technology, by polymerization, continuous or discrete LTE carrier extend on a plurality of frequency domains is become the system carrier of LTE-A, thereby the maximum transmission bandwidth of system can be expanded to 100MHz.
Introduced the CA technology in the LTE-A system, allow for each evolved base station (enhanced NodeB, referred to as eNB) a plurality of CC resources of configuration, a plurality of CC resources that configure are used in the eNB polymerization, dispatching each CC resource is user terminal in the residential quarter (User Equipment is referred to as UE) service.The available CC resource of eNB is by network side configuration indication, as by operational administrative and safeguard (Operation Administration and Maintenance, referred to as OAM) the manager CC resource of distributing to eNB indication, eNB uses the CC resource that configures to the UE flexible dispatching, and begin/stop at acceptance service on corresponding CC resource by media access control (Medium Access Control is referred to as MAC) layer activation/deactivation signaling indication UE.
MAC layer in LTE and LTE-A system, data between eNB and UE are with MAC SDU (Service Data Unit, service data unit) be unit and media access control layer control element (Medium Access Control Layer Control Element, referred to as MAC CE) be packaged into MAC PDU (Protocol Data Unit by certain rule together, protocol Data Unit), then MAC PDU being passed to lower floor is further processed and sends.
The form of the MAC PDU of LTE system is as shown in Figure 1: be divided on the whole MAC PDU head (Header) and MAC PDU pay(useful) load (Payload) two parts, in a MAC PDU, head part is accepted thereafter effective loading section front.Comprise a plurality of MAC PDU heads (Subheader) in MAC PDU head, pay(useful) load partly comprises several MAC SDU and MAC CE, also may comprise a certain amount of byte of padding Padding that introduces according to the length legislations of MAC PDU, in pay(useful) load, MAC CE is front, being MAC SDU afterwards, is possible Padding (in figure, " opt " means optional) at last.A MAC SDU, MAC CE or Padding in the corresponding pay(useful) load of each MAC PDU head difference, the relevant information of indicating corresponding MAC SDU or MAC CE, or indication Padding.Each MAC PDU head in MAC PDU head put in order with pay(useful) load in MAC CE, MAC SDU and Padding put in order corresponding one by one.
MAC PDU head is divided into two classes, is divided into the sub-head that is used to indicate MAC SDU, and form and is used to indicate the sub-head of MAC CE or Padding as shown in Figures 2 and 3, and form as shown in Figure 4.The form of son shown in Fig. 2-4 form take 1 byte as delegation represent, the son head that is used for MAC SDU can take 2 bytes or 3 bytes, and the son head that is used for MAC CE or Padding takies 1 byte.Wherein the implication of each bit is:
The R information bit: length is the reservation position of 1 bit, without the indication implication;
The E information bit: length is 1 bit, and being used to indicate described MAC PDU head next is another MAC PDU head afterwards, or, the beginning of indication pay(useful) load;
The LCID information bit: length is 5 bits, is used to indicate the association attributes of this son corresponding MAC SDU or MAC CE, or indication Padding;
The F information bit: length is 1 bit, and being used to indicate L information bit length is 7bit or 15bit;
The L information bit: length is 7 bits (as shown in Figure 2) or 15 bits (as shown in Figure 3), is used to indicate the message length of corresponding MAC SDU.
The son head that is used for MAC SDU can be expressed as the sub-head of R/R/E/LCID/F/L, and the son head that is used for MAC CE or Padding can be expressed as the sub-head of R/R/E/LCID.Because the length of MAC CE information is fixed, therefore do not need the L information bit of indicating length in the corresponding son head of MAC CE, further, do not need to indicate the F indicating bit of L information bit length yet.
The form of above-mentioned MAC PDU is used for eNB and encapsulates in the processing of MAC layer to data and the control information of relevant MAC layer between UE in the LTE system, eNB is packaged into MAC PDU with data and the relevant MAC control information of each UE, pass to and send to again UE after lower floor further processes, data and relevant MAC control information that same UE also is transferred to preparation eNB are packaged into MAC PDU, pass to send to eNB after lower floor further processes again.
Main component carrier PCC (Primary CC) and secondary component carrier SCC (Secondary CC) that eNB distributes to the UE indication of serving by high-level signaling, and according to factors such as the demand data of UE and CC channel conditions, the SCC activation/deactivation that scheduling UE configures, thereby satisfy the demand of UE, and reach the effect that efficiently utilizes the CC resource.ENB is indicated as the SCC of state of activation by the activation/deactivation of MAC signaling to UE indication SCC, shows that UE accepts the service of eNB on this SCC, is indicated as the SCC of deactivation status, shows that UE does not accept the eNB service on this SCC.Concrete, the MAC CE form of indication SCC activation/deactivation as shown in Figure 5, length is a byte, wherein, front 7 bit SCC indicating bits adopt the bitmap modes, the activation/deactivation of the corresponding SCC of indication, last 1 bit is for keeping the position.SCC indicating bit Ci represents the indication to SCC Index i (index), when Ci is " 1 ", activates corresponding SCC, when Ci is " 0 ", and the SCC that deexcitation is corresponding.PDU form of the indication UE SCC activation/deactivation corresponding MAC of MAC CE is an above-mentioned R/R/E/LCID form, and wherein, LCID information bit value is " 11011 ".ENB indicates UE SCC activation/deactivation MAC CE by comprise corresponding sub-head in issuing the descending MACPDU of UE, thereby makes the UE acquisition to the status indication information of SCC.
Introduced relay station (Relay Node in the LTE-A system, referred to as RN), being used for Strengthens network covers, improve throughput of system etc., in the network of having disposed RN, as shown in Figure 6, the residential quarter of service that eNB covers is called macrocell, eNB and macrocell user (Macro User Equipment, referred to as M-UE) between link be called the link that direct transfers (Direct Link), link between eNB and RN is called back haul link (Backhaul Link) or repeated link, also referred to as the Un interface; The residential quarter of service that RN covers is called the RN residential quarter, RN and relay domain user (Relay User Equipment, referred to as R-UE) between link be called access link (Access Link), the home base station DeNB (Donor eNB) that provides the base station of service to be called this relay station for relay station on back haul link.
The CA technology is not applied to the relay station scene in the LTE-A system, namely RN does not support the CA technology, so RN can not obtain corresponding CC resource distribution, can only use unique carrier wave to provide service as R-UE.In order to reach higher throughput of system, improve user's impression, more the CA technology may be combined with relaying technique in highest version in the LTE system, make RN also support to use the CA technology, in the relay network system of supporting the CA technology, be that DeNB and RN configure respectively operable CC resource collection separately by network side, according to the CC resource that configures, DeNB is that M-UE and RN (back haul link transmission) provide service in the CC resource of Direct Link and/or the configuration of Backhaul Link dispatching office, and all CC resources that configure are called DeNB CC resource.RN provides service in the CC resource of Access Link dispatching office configuration for R-UE, and all CC resources that configure are called RN CC resource.And DeNB and RN are independently to the scheduling of user in residential quarter separately, that is to say the current CC resource of dispatching use of DeNB, and the current CC resource of dispatching use of RN, and DeNB and RN can't obtain mutually.In relay network system, RN has dual " identity ", and RN is similar to M-UE on the one hand, accepts the dispatch service of DeNB at Un, and DeNB can be the service of RN allocating multiple carrier; On the other hand, RN need to provide service to R-UE as " eNB " of RN residential quarter, and the RN CC resource service of RN dispatching office configuration is in R-UE.so namely bring a problem: on the one hand, DeNB need to indicate the scheduling configuration to the activation/deactivation of the Un SCC resource of RN, can adopt the mode same with dispatching indication M-UE to realize, but then, the CC resource of DeNB dispatching office configuration provides service for M-UE and RN, the CC resource of RN dispatching office configuration provides service for R-UE, and DeNB and RN are independently to the scheduling of user in residential quarter separately, can't realize the intercommunication of CC resource information between DeNB and RN, the CC resource part that configures as DeNB and RN or when all overlapping, independently scheduling meeting brings obvious interference problem separately, cause systematic function to descend, and resource utilization reduces.
For above-mentioned problem, effective solution is proposed not yet at present.
Summary of the invention
The invention provides a kind of Notification Method and system of component carrier resource information, carry out the indication problem of RN SCC resource active/deexcitation and DeNB CC resource operating position to RN to solve at least DeNB.
According to an aspect of the present invention, a kind of Notification Method of CC resource information is provided, comprise: DeNB notifies the CC resource information to RN by media access control layer control element MAC CE, wherein, described CC resource information comprises: RN SCC resource active/deexcitation indication, perhaps, the CC resource information comprises: the CC resource operating position of RN SCC resource active/deexcitation indication and DeNB.
Further, DeNB CC resource operating position comprises: current service state or the idle condition of being in of each CC resource in all available CC resources of DeNB.
Further, the CC resource is current to be in service state and to refer to that current being scheduled of CC resource serve user terminal, the CC resource is current to be in idle condition and to refer to that current not being scheduled of CC resource serve user terminal, and wherein, user terminal comprises macrocell user M-UE and/or RN.
Further, the length of MAC CE is a byte or two bytes or three bytes, and wherein, front 7 bits of first byte in MAC CE are SCC indication information position, are used to indicate RN SCC resource active/deactivation status information; Last 1 bit of first byte is the form indicating bit, is used to indicate whether comprise the information that is used to indicate DeNBCC resource operating position in MAC CE; When not comprising the information that is used to indicate DeNB CC resource operating position in form indicating bit indication MAC CE, MAC CE includes only first byte; When comprising the information that is used to indicate DeNB CC resource operating position in form indicating bit indication MAC CE, MAC CE comprises two bytes or three bytes of first byte, wherein, when the length of MAC CE is two bytes, the some or all of bit of second byte of MAC CE is used to indicate DeNB CC resource operating position, when the length of MAC CE was three bytes, second byte of MAC CE and the some or all of bit of the 3rd byte were used to indicate DeNB CC resource operating position.
Further, the form indicating bit is 1 o'clock, comprises the information that is used to indicate DeNB CC resource operating position in expression MAC CE; The form indicating bit is 0 o'clock, does not comprise the information that is used to indicate DeNB CC resource operating position in expression MAC CE; Perhaps, the form indicating bit is 0 o'clock, comprises the information that is used to indicate DeNB CC resource operating position in expression MAC CE; The form indicating bit is 1 o'clock, does not comprise the information that is used to indicate DeNB CC resource operating position in expression MAC CE.
Further, when the length of MAC CE was two bytes, second byte of MAC CE comprised: the indication information position of m bit and the reservation position of n bit, wherein, the indication information position of m bit is used to indicate DeNB CC resource operating position, 1≤m≤8,0≤n≤7, and m+n=8; When the length of MAC CE was three bytes, second byte and the 3rd byte of MAC CE comprised: the indication information position of m bit and the reservation position of n bit, wherein, the indication information position of m bit is used to indicate DeNB CC resource operating position, 9≤m≤16,0≤n≤7, and m+n=16.
Further, the indication information position of the m bit in MAC CE uses the mode of bitmap to indicate DeNB CC resource operating position, and wherein, the corresponding CC resource of each bit indication in the indication information position of m bit is in service state or idle condition.
Further, the indication information position is to represent that the CC resource corresponding with this indication information position was in service state at 1 o'clock, and the indication information position is to represent that the CC resource corresponding with this indication information position was in idle condition at 0 o'clock; Perhaps, the indication information position is to represent that the CC resource corresponding with this indication information position was in idle condition at 1 o'clock, and the indication information position is to represent that the CC resource corresponding with this indication information position was in service state at 0 o'clock.
Further, the one-to-one relationship between the CC resource of each indication information position and corresponding indication is notified RN by DeNB by high-level signaling.
Further, keep the position without the indication implication
Further, the MAC PDU head that is used to indicate MAC CE comprises following structure: the length of MAC PDU head is a byte, comprises R, R, E and LCID information bit, and wherein, the R information bit: length is the reservation position of 1 bit, without the indication implication; The E information bit: length is 1 bit, and being used to indicate MAC PDU head next is another MAC PDU head afterwards, or, the beginning of indication pay(useful) load; The LCID information bit: length is 5 bits, is used to indicate PDU corresponding MAC CE of MAC and is the MAC CE of indication CC resource information.
Further, the length of MAC CE is a byte or two bytes or three bytes, wherein, and when the length of MAC CE is a byte, front 7 bits in MAC CE are SCC indication information position, are used to indicate RN SCC resource active/deactivation status information; Last 1 bit is for keeping position R, without the indication implication; When the length of MAC CE was two bytes, front 7 bits of first byte in MAC CE were SCC indication information position, are used to indicate RN SCC resource active/deactivation status information; Last 1 bit of first byte in MAC CE is for keeping the position, without the indication implication; Second byte in MAC CE comprises: the indication information position of m bit is used to indicate DeNB CC resource operating position; The reservation position of n bit, without the indication implication, wherein, 1≤m≤8,0≤n≤7, and m+n=8; When the length of MAC CE was three bytes, front 7 bits of first byte in MAC CE were SCC indication information position, are used to indicate RNSCC resource active/deactivation status information; Last 1 bit of first byte in MAC CE is for keeping the position, without the indication implication; Second byte and the 3rd byte in MAC CE comprise: the indication information position of m bit is used to indicate DeNBCC resource operating position; The reservation position of n bit, without the indication implication, wherein, 9≤m≤16,0≤n≤7, and m+n=16.
Further, the medium access control layer protocol data cell MAC PDU head that is used to indicate MAC CE comprises following structure: the length of MAC PDU head is a byte, comprise F, R, E and LCID information bit, perhaps, comprise R, F, E and LCID information bit, wherein, the R information bit: length is the reservation position of 1 bit, without the indication implication; The E information bit: length is 1 bit, and being used to indicate MAC PDU head next is another MAC PDU head afterwards, or, the beginning of indication pay(useful) load; The LCID information bit: length is 5 bits, is used to indicate PDU corresponding MAC CE of MAC and is the MAC CE of indication CC resource information; The F information bit: length is the form indicating bit of 1 bit, is used to indicate in MAC CE corresponding to MAC PDU head whether comprise the information that is used to indicate DeNB CC resource operating position; When not comprising the information that is used to indicate DeNB CC resource operating position in MAC CE corresponding to indication MAC PDU head, the length of the MAC CE that MAC PDU head is corresponding is a byte; When comprising the information that is used to indicate DeNB CC resource operating position in MAC CE corresponding to indication MAC PDU head, the length of the MAC CE that MAC PDU head is corresponding is two bytes or three bytes, wherein, second byte of the MAC CE that MAC PDU head is corresponding and the some or all of bit of the 3rd byte are used to indicate DeNB CC resource operating position.
Further, the form indicating bit is 1 o'clock, comprises the information of the CC resource operating position that is used to indicate DeNB in the MAC CE of expression MAC PDU head correspondence; The form indicating bit is 0 o'clock, does not comprise the information of the CC resource operating position that is used to indicate DeNB in the MAC CE of expression MAC PDU head correspondence; Perhaps, the form indicating bit is 0 o'clock, comprises the information of the CC resource operating position that is used to indicate DeNB in the MAC CE of expression MAC PDU head correspondence; The form indicating bit is 1 o'clock, does not comprise the information of the CC resource operating position that is used to indicate DeNB in the MAC CE of expression MAC PDU head correspondence.
Further, the LCID information bit in MAC PDU head is any one value between " 01011 " to " 11011 ".
Further, the LCID information bit in MAC PDU head is " 11011 ".
Further, when MAC CE comprised the information that is used to indicate DeNB CC resource operating position, the length of MAC CE was two bytes or three bytes, and wherein, the length of MAC CE is fixed by system, perhaps, determined according to the resource quantity of DeNB CC resource.
Further, DeNB notifies the CC resource information to after RN by media access control layer control element MAC CE, and the Notification Method of CC resource information also comprises: RN obtains the CC resource information from MAC CE; When the CC resource information comprised RN SCC resource active/deexcitation indication and DeNB CC resource operating position, RN carried out coordinated scheduling according to DeNB CC resource operating position to RN CC resource.
According to a further aspect in the invention, a kind of reporting system of CC resource information is provided, comprise: DeNB and RN, wherein, DeNB comprises: notification module is used for by MAC CE, the CC resource information being notified to RN, wherein, the CC resource information comprises: RN SCC resource active/deexcitation indication, and perhaps, the CC resource information comprises: RN SCC resource active/deexcitation indication and DeNB CC resource operating position; RN comprises: acquisition module is used for obtaining the CC resource information from MAC CE; Scheduler module is used for according to DeNB CC resource operating position, RN CC resource being carried out coordinated scheduling when the CC resource information comprises RN SCC resource active/deexcitation indication and DeNB CC resource operating position.
In the present invention, DeNB notifies the CC resource information to RN by MAC CE, and wherein, the CC resource information comprises: RN SCC resource active/deexcitation indication, perhaps, the CC resource information comprises: RN SCC resource active/deexcitation indication and DeNB CC resource operating position.By indicate DeNB CC resource operating position information to RN, solved due to the CC resource part of DeNB and RN configuration or all overlapped the interference problem that causes, realize efficient CC scheduling of resource, avoid or suppressed interference, having reached the technique effect that improves systematic function, throughput and resource utilization.Further, by adopting the operating position of MAC CE notice DeNB CC resource, can strengthen the real-time of communication, save the signal resource expense.
Description of drawings
Accompanying drawing described herein is used to provide a further understanding of the present invention, consists of the application's a part, and illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not consist of improper restriction of the present invention.In the accompanying drawings:
Fig. 1 is a kind of preferred structure schematic diagram according to the LTE MAC PDU of the system structure in correlation technique;
Fig. 2 be according in the MAC PDU of the LTE system in correlation technique corresponding to a kind of preferred structure schematic diagram of the sub-header structure of MAC SDU;
Fig. 3 be according in the MAC PDU of the LTE system in correlation technique corresponding to the another kind of preferred structure schematic diagram of the sub-header structure of MAC SDU;
Fig. 4 be according in the MAC PDU of the LTE system in correlation technique corresponding to a kind of preferred structure schematic diagram of the sub-header structure of MAC CE or Padding;
Fig. 5 is a kind of preferred structure schematic diagram according to the MAC CE structure that is used to indicate the SCC activation/deactivation of the LTE-A system in correlation technique;
Fig. 6 is preferred structure chart a kind of according to the relay network system of the embodiment of the present invention;
Fig. 7 is a kind of preferred flow chart according to the Notification Method of the CC resource information of the embodiment of the present invention;
Fig. 8 is a kind of preferred structural representation according to the MAC CE structure of the embodiment of the present invention;
Fig. 9 is the another kind of preferred structural representation according to the MAC CE structure of the embodiment of the present invention;
Figure 10 is another the preferred structural representation according to the MAC CE structure of the embodiment of the present invention;
Figure 11 is a kind of preferred structural representation according to the MAC PDU header structure of the embodiment of the present invention;
Figure 12 is the another kind of preferred structural representation according to the MAC PDU header structure of the embodiment of the present invention;
Figure 13 is another the preferred structural representation according to the MAC CE structure of the embodiment of the present invention;
Figure 14 is another the preferred structural representation according to the MAC CE structure of the embodiment of the present invention;
Figure 15 is another the preferred structural representation according to the MAC CE structure of the embodiment of the present invention;
Figure 16 is according to the son head of the MAC PDU of the embodiment of the present invention and a kind of preferred schematic diagram of MAC CE corresponding relation;
Figure 17 is another the preferred structural representation according to the MAC CE structure of the embodiment of the present invention;
Figure 18 is according to the son head of the MAC PDU of the embodiment of the present invention and the another kind of preferred schematic diagram of MAC CE corresponding relation;
Figure 19 is a kind of preferred structured flowchart according to the reporting system of the CC resource information of the embodiment of the present invention.
Embodiment
Hereinafter also describe in conjunction with the embodiments the present invention in detail with reference to accompanying drawing.Need to prove, in the situation that do not conflict, embodiment and the feature in embodiment in the application can make up mutually.
Embodiment 1
Based on system shown in Figure 6, the invention provides a kind of Notification Method of preferred CC resource information, as shown in Figure 7, the method comprises:
S702:DeNB notifies the CC resource information to RN by MAC CE, and wherein, the CC resource information comprises: RN SCC resource active/deexcitation indication, perhaps, the CC resource information comprises: RN SCC resource active/deexcitation indication and DeNB CC resource operating position.Preferably, DeNB CC resource operating position comprises: current service state or the idle condition of being in of each CC resource in all available CC resources of DeNB.
S704: when the CC resource information comprised RN SCC resource active/deexcitation indication and DeNB CC resource operating position, RN carried out coordinated scheduling according to DeNB CC resource operating position to RN CC resource.
in above preferred embodiment, DeNB notifies to RN by the CC resource information that MAC CE will comprise RN SCC resource active/deexcitation indication, RN can obtain according to the indication of MAC CE DeNB to the activation/deactivation configuration of Un SCC resource, DeNB can indicate DeNB CC resource operating position information to RN simultaneously, RN comes coordinated scheduling to use the CC resource of self according to DeNB CC resource operating position, avoid or suppress DeNB and RN CC resource part or all overlap and the interference problem that causes, realize efficient CC scheduling of resource, reached the raising systematic function, the technique effect of throughput and resource utilization.Further, notify above-mentioned CC resource information by adopting MAC CE, can strengthen the real-time of communication, saved the signal resource expense.
Preferably, to RN notice CC resource information, wherein, the CC resource information specifically comprises two classes to DeNB by MAC layer signaling, Un CC resource active/deexcitation indication and DeNB CC resource operating position.Wherein, Un CC activation/deactivation is indicated and is referred to, in the Un SCC resource of configuration to RN, DeNB indicates each SCC to be set to state of activation or is set to deactivation status to RN.RN is in the service that is set to accept on the SCC of state of activation DeNB, in the service that is set to not accept on the SCC of deactivation status DeNB.
The operating position of DeNB CC resource refers to, in all available CC resources of DeNB, comprises for M-UE and current service state or the idle condition of being in of each CC resource of all CC resources that be used for Un.The CC resource is in service state and refers to that current being scheduled of this CC resource serve user terminal, and described CC resource is in idle condition and refers to that current not being scheduled of this CC resource serve user terminal, and the user terminal here comprises M-UE and/or RN.DeNB notifies the CC resource information to RN by MAC CE, RN is after receiving the MAC PDU that comprises this MAC CE, according to MAC PDU structure, according to the indication of MAC PDU head, acquisition comprises the MAC CE of CC resource information, and obtains the relevant information of CC resource according to the indication of MAC CE.
Because DeNB need to send above-mentioned two kinds of information with the CC resource dependency to RN by MAC CE, yet these two kinds of information are not needing to send to simultaneously RN sometimes.For example, at some constantly, DeNB may only need to the indication of RN indication Un CC activation/deactivation, and at other constantly, DeNB may need to send the indication of Un CC activation/deactivation and DeNB CC resource operating position to RN simultaneously.In view of above reason, consider simultaneously the expense of signaling, in order farthest effectively to utilize MAC layer signaling, the present invention adopts and in MAC CE, indicating bit is set, perhaps in the corresponding MAC PDU head of indication MAC CE, indicating bit is set, thereby realize to whether comprising the differentiation indication of DeNB CC resource operating position in MAC CE the information category that RN is comprised can clearly distinguish this MACCE in the MAC CE that receives the CC resource information that DeNB sends in.The below is described with regard to these two kinds of methods respectively:
1) method one
Form indicating bit F is set in MAC CE, is used to indicate and only comprises Un CC activation/deactivation information in this MAC CE, or comprise simultaneously the indication of Un CC activation/deactivation and DeNB CC operating position.
Accordingly, the structure of MAC PDU head is:
The length of MAC PDU head is a byte, and structure is R/R/E/LCID, wherein,
The R information bit: length is the reservation position of 1 bit, without the indication implication;
The E information bit: length is 1 bit, and being used to indicate described MAC PDU head next is another MAC PDU head afterwards, or, the beginning of indication pay(useful) load;
The LCID information bit: length is 5 bits, and being used to indicate PDU corresponding MAC CE of described MAC is the MAC CE of described indication CC resource information.
Wherein, 5 bit information positions of the LCID information bit in MAC PDU head are any one value between " 01011 " to " 11011 ".Preferably, the LCID information bit is " 11011 ".
Accordingly, MAC CE structure is:
MAC CE length is a byte or two bytes or three bytes, namely contains 8 or 16 or 24 bits, respectively as Fig. 8, and shown in 9,10, wherein,
Front 7 bit Ci of first byte in MAC CE are SCC indication information position, are used to indicate RN SCC resource active/deactivation status information; Last 1 bit of described first byte is form indicating bit F, is used to indicate whether comprise the information that is used to indicate DeNB CC resource operating position in described MAC CE;
As shown in Figure 8, when not comprising the information that is used to indicate DeNB CC resource operating position in the described MAC CE of described form indicating bit indication, described MAC CE includes only described first byte;
when comprising the information that is used to indicate DeNB CC resource operating position in the described MAC CE of described form indicating bit indication, described MAC CE comprises two bytes or three bytes of described first byte, wherein, when the length of described MAC CE is two bytes, the some or all of bit of second byte of described MAC CE is used to indicate DeNB CC resource operating position, when the length of described MAC CE is three bytes, second byte of described MAC CE and the some or all of bit of the 3rd byte are used to indicate DeNB CC resource operating position.
Described form indicating bit is 1 o'clock, represents to comprise in described MAC CE the information that is used to indicate DeNB CC resource operating position; Described form indicating bit is 0 o'clock, represents not comprise in described MAC CE the information that is used to indicate DeNB CC resource operating position; Perhaps, described form indicating bit is 0 o'clock, represents to comprise in described MAC CE the information that is used to indicate DeNB CC resource operating position; Described form indicating bit is 1 o'clock, represents not comprise in described MAC CE the information that is used to indicate DeNB CC resource operating position.
As shown in Figure 9, when described MAC CE length is two bytes, second byte of described MAC CE comprises: the indication information position CCi of m bit and the reservation position R of n bit, wherein, the indication information position of described m bit is used to indicate DeNBCC resource operating position, 1≤m≤8,0≤n≤7, and m+n=8; Keep the position without the indication implication, but can give over to follow-up extend information indication.
As shown in figure 10, when described MAC CE length is three bytes, second byte and the 3rd byte of described MAC CE comprise: the indication information position CCi of m bit and the reservation position R of n bit, wherein, the indication information position of described m bit is used to indicate DeNB CC resource operating position, 9≤m≤16,0≤n≤7, and m+n=16 keeps the position without the indication implication, but can give over to follow-up extend information indication.
The mode of the indication information position use bitmap of the m bit in MAC CE is indicated DeNB CC resource operating position, and wherein, the corresponding CC resource of each indication information position indication is in service state or idle condition.The indication information position is to represent that the CC resource corresponding with this indication information position was in service state at 1 o'clock, and the indication information position is to represent that the CC resource corresponding with this indication information position was in idle condition at 0 o'clock; Perhaps, the indication information position is to represent that the CC resource corresponding with this indication information position was in idle condition at 1 o'clock, and the indication information position is to represent that the CC resource corresponding with this indication information position was in service state at 0 o'clock.
Preferably, the one-to-one relationship between the CC resource of each indication information position and corresponding indication is notified RN by DeNB by high-level signaling.
2) method two
In MAC PDU head, indicating bit F is set, is used to indicate in MAC CE corresponding to this MAC PDU head and comprises the indication of Un CC activation/deactivation, or comprise Un CC activation/deactivation and indicate and DeNB CC operating position information.
Accordingly, the structure of MAC PDU head is:
The length of MAC PDU head is a byte, and 8 bits are respectively R/F/E/LCID, or F/R/E/LCID, as shown in Figure 11-12, wherein,
The R information bit: length is the reservation position of 1 bit, without the indication implication;
The E information bit: length is 1 bit, and being used to indicate described MAC PDU head next is another MAC PDU head afterwards, or, the beginning of indication pay(useful) load;
The LCID information bit: length is 5 bits, and being used to indicate PDU corresponding MAC CE of described MAC is the MAC CE of described indication CC resource information;
The F information bit: length is the form indicating bit of 1 bit, is used to indicate in MAC CE corresponding to described MAC PDU head whether comprise the information that is used to indicate DeNB CC resource operating position; When not comprising the information that is used to indicate DeNB CC resource operating position in MACCE corresponding to the described MAC PDU head of indication, the length of the MAC CE that described MAC PDU head is corresponding is a byte; When comprising the information that is used to indicate DeNB CC resource operating position in MAC CE corresponding to the described MAC PDU head of indication, the length of the MAC CE that described MAC PDU head is corresponding is two bytes or three bytes, wherein, second byte of the MAC CE that described MAC PDU head is corresponding and the some or all of bit of the 3rd byte are used to indicate DeNB CC resource operating position.
Further, the form indicating bit is 1 o'clock, represents to comprise in MAC CE corresponding to described MAC PDU head the information of the CC resource operating position that is used to indicate DeNB; Described form indicating bit is 0 o'clock, represents not comprise in MAC CE corresponding to described MAC PDU head the information of the CC resource operating position that is used to indicate DeNB; Perhaps, described form indicating bit is 0 o'clock, represents to comprise in MAC CE corresponding to described MAC PDU head the information of the CC resource operating position that is used to indicate DeNB; Described form indicating bit is 1 o'clock, represents not comprise in MAC CE corresponding to described MAC PDU head the information of the CC resource operating position that is used to indicate DeNB.
Further, the LCID information bit in MAC PDU head is any one value between " 01011 " to " 11011 ".Preferably, the LCID information bit in MAC PDU head is " 11011 ".
Accordingly, MAC CE structure is:
MAC CE length is a byte or two bytes or three bytes, namely contains 8 or 16 or the 24bit position, as shown in Figure 13-15, wherein,
As shown in figure 13, when the length of described MAC CE was a byte, front 7 bit Ci of first byte in described MAC CE were SCC indication information position, are used to indicate RN SCC resource active/deactivation status information; Last 1 bit is for keeping position R, without the indication implication;
As shown in figure 14, when the length of described MAC CE was two bytes, front 7 bit Ci of first byte in described MAC CE were SCC indication information position, are used to indicate RN SCC resource active/deactivation status information; Last 1 bit of first byte in described MAC CE is for keeping position R, without the indication implication; Second byte in described MAC CE comprises: the indication information position CCi of m bit is used to indicate DeNB CC resource operating position; The reservation position of n bit, without the indication implication, wherein, 1≤m≤8,0≤n≤7, and m+n=8;
As shown in figure 15, when the length of described MAC CE was three bytes, front 7 bit Ci of first byte in described MAC CE were SCC indication information position, are used to indicate RN SCC resource active/deactivation status information; Last 1 bit of first byte in described MAC CE is for keeping position R, without the indication implication; Second byte and the 3rd byte in described MAC CE comprise: the indication information position CCi of m bit is used to indicate DeNB CC resource operating position; The reservation position of n bit, without the indication implication, wherein, 9≤m≤16,0≤n≤7, and m+n=16.
In each preferred embodiment of the present invention, when described MAC CE comprises the information that is used to indicate DeNB CC resource operating position, the length of described MAC CE is two bytes or three bytes, wherein, the length of described MAC CE is fixed by system, perhaps, determine according to the resource quantity of described DeNB CC resource.For example, when DeNB CC number of resources is not more than 8, MAC CE adopts the MAC CE structure of two bytes, part or all of bit in second byte in MAC CE is used to indicate DeNB CC resource operating position, when DeNB CC number of resources greater than 8 the time, MAC CE adopts the MACCE structure of three bytes, and the part or all of bit in second in MAC CE and the 3rd byte is used to indicate DeNB CC resource operating position.
By said method one and method two, thereby can find out by arrange in MAC PDU head or MAC CE indicating bit reach can determine this MAC CE after RN receives the MAC CE that DeNB sends in the information type of CC resource information, improved resource utilization ratio and systematic function.
Based on the system and method for embodiment 1, further illustrate technical scheme of the present invention below in conjunction with accompanying drawing and specific embodiment.But it should be noted that these preferred embodiments just limit the present invention improperly in order better to describe the present invention, not consist of.
Embodiment 2
This preferred embodiment is so that form indicating bit F to be set in MAC CE, and the SCC activation/deactivation that only is included as the RN configuration in MAC CE is designated as example and describes.
On certain Un descending sub frame, DeNB sends MAC PDU to RN, wherein comprises the MAC CE that is used to indicate the CC resource information, as shown in figure 16, indicates the position of this MAC CE in MAC PDU pay(useful) load by MAC PDU the position in MAC PDU head.
DeNB indicates the position of this MAC CE in MAC PDU pay(useful) load with MAC PDU header structure shown in Figure 4, wherein, suppose, the value of 5 bits of the LCID information bit of MAC PDU head is " 11011 ", represents that MAC CE corresponding to this MAC PDU head is the MAC CE of indication CC resource information.In the head part of MAC PDU, the LCID information bit of second MACPDU head is " 11011 ", namely indicating second MAC CE corresponding to MAC PDU head is the MAC CE of indication CC resource information, can infer that in the pay(useful) load part of MAC PDU, second MAC CE is for indicating the MAC CE of CC resource information.
Suppose that DeNB only indicates the SCC activation/deactivation information of RN in this MAC CE, corresponding MAC CE length is a byte, form as shown in Figure 8, wherein, form indicating bit F is " 0 ", represent not comprise in this MAC CE DeNBCC resource operating position, this MAC CE length is a byte, and front 7 bits are the indication of RN SCC activation/deactivation.
After receiving at RN the CC resource information that is sent by MAC CE by DeNB, RN obtains corresponding MAC CE according to the structure of MAC PDU and the indication of son head, at this moment, in MAC CE, the F position of first byte is " 0 ", RN can judge that the MAC CE that obtains only comprises the indication of RN SCC activation/deactivation, and the length of MAC CE is a byte, and then, RN obtains the indication of RN SCC activation/deactivation according to each SCC indication information position Ci.
Embodiment 3
This preferred embodiment is so that form indicating bit F to be set in MAC CE, and comprising RN SCC resource active/deexcitation indication and DeNB CC resource operating position in MAC CE is that example describes.
On certain Un descending sub frame, DeNB sends MAC PDU to RN, wherein comprises the MAC CE that is used to indicate the CC resource information, as shown in figure 16, indicates the position of this MAC CE in MAC PDU pay(useful) load by MAC PDU the position in MAC PDU head.
DeNB indicates the position of this MAC CE in MAC PDU pay(useful) load with MAC PDU header structure shown in Figure 4, wherein, suppose, the value of 5 bits of the LCID information bit of MAC PDU head is " 11010 ", represents that MAC CE corresponding to this MAC PDU head is the MAC CE of indication CC resource information.In the head part of MAC PDU, the LCID information bit of second MACPDU head is " 11010 ", namely indicating second MAC CE corresponding to MAC PDU head is the MAC CE of indication CC resource information, can infer that in the pay(useful) load part of MAC PDU, second MAC CE is for indicating the MAC CE of CC resource information.
Suppose that DeNB is in the indication of this MAC CE indicating RN SCC activation/deactivation and DeNB CC resource operating position information, and when system fixedly comprises above-mentioned two category information, MAC CE length is three bytes, the length of corresponding MAC CE is three bytes, form as shown in figure 10, wherein, form indicating bit F is " 1 ", represents also to comprise in this MAC CE DeNBCC resource operating position.SCC indication information position indication RN SCC activation/deactivation information in the first byte, the partial bit position indication DeNB CC operating position in second and third byte.
after receiving at RN the CC resource information that is sent by MAC CE by DeNB, RN obtains corresponding MAC CE according to the structure of MAC PDU and the indication of son head, at this moment, in MAC CE, the F position of the first byte is " 1 ", RN can judge that the MAC CE that obtains also comprises DeNB CC operating position, and stipulate according to system, the length of this MAC CE is three bytes, then, RN is according to MAC CE structure, in first byte, obtain the indication of RN SCC activation/deactivation according to each SCC indication information position Ci, in second and the 3rd byte, obtain DeNB CC operating position according to each indication information position CCi.
Embodiment 4
This preferred embodiment is so that form indicating bit F to be set in MAC CE, and comprising RN SCC resource active/deexcitation indication and DeNB CC resource operating position in MAC CE is that example describes.
On certain Un descending sub frame, DeNB sends MAC PDU to RN, wherein comprises the MAC CE that is used to indicate the CC resource information, as shown in figure 16, indicates the position of this MAC CE in MAC PDU pay(useful) load by MAC PDU the position in MAC PDU head.
DeNB indicates the position of this MAC CE in MAC PDU pay(useful) load with MAC PDU header structure shown in Figure 4, wherein, suppose, the value of 5 bits of the LCID information bit of MAC PDU head is " 11010 ", represents that MAC CE corresponding to this MAC PDU head is the MAC CE of indication CC resource information.In the head part of MAC PDU, the LCID information bit of second MACPDU head is " 11010 ", namely indicate the MAC CE of second MAC PDU head indication to be the MAC CE of indication CC resource information, can infer that in the pay(useful) load part of MAC PDU, second MAC CE is for indicating the MAC CE of CC resource information.
DeNB is shown the indication of RN SCC activation/deactivation and DeNB CC resource operating position information at this MAC CE middle finger, and DeNB notifies DeNB CC index by high-level signaling to RN, RN can obtain the CC resource quantity of DeNB and the index number of each CC resource from DeNB CC index, when comprising DeNB CC resource operating position in the MAC CE of indication CC resource information, RN can determine that the length of corresponding MAC CE is two bytes or three bytes, and determines the CC index of each indication information position correspondence.Preferably, suppose that DeNB is 8 to the DeNB CC resource quantity of RN notice, corresponding MAC CE length is two bytes, and form as shown in figure 17.Wherein, form indicating bit F is " 1 ", represents also to comprise in this MAC CE DeNB CC resource operating position.So, the SCC indication information position indication RN SCC activation/deactivation information in first byte of this MAC CE, the whole bit indication DeNB CC operating positions in the second byte.
after receiving at RN the CC resource information that is sent by MAC CE by DeNB, RN obtains corresponding MAC CE according to the structure of MAC PDU and the indication of son head, at this moment, in MAC CE, the F position of the first byte is " 1 ", RN can judge that the MAC CE that obtains also comprises DeNB CC operating position, and RN knows that the CC resource quantity of DeNB is 8, so can judge that the length of MAC CE is two bytes, RN is according to MAC CE structure, in first byte, obtain the indication of RN SCC activation/deactivation according to each SCC indication information position Ci, in second byte, obtain DeNB CC operating position according to each indication information position CCi.Preferably, RN is according to the indication of DeNB high-level signaling, in this MAC CE, 8 bit indication information positions of second byte correspond respectively to the DeNB CC resource that call number is respectively 1-8, CCi corresponds respectively to each CC resource index number, corresponding CCi set represents the current service state that is in of CC Index i, reset represents the current idle condition that is in of CC Index i, RN according to the indication of MAC CE, obtains current service state or the idle condition of being in of each CC resource in all available CC resources of DeNB.
This preferred embodiment is in MAC PDU head, form indicating bit F being set, and only comprises RN SCC resource active/deexcitation in MAC CE and is designated as example and describes.
On certain Un descending sub frame, DeNB sends MAC PDU to RN, wherein comprises the MAC CE that is used to indicate the CC resource information, as shown in figure 18, indicates the position of this MAC CE in MAC PDU pay(useful) load by MAC PDU the position in MAC PDU head.
DeNB indicates position and the relevant information of this MAC CE in MAC PDU with MAC PDU header structure shown in Figure 11, wherein, the value of 5 bits of the LCID information bit of MAC PDU head is " 11011 ", represent whether MAC CE corresponding to this MAC PDU head is the MAC CE of indication CC resource information, comprise the information of DeNB CC resource operating position in the corresponding MAC CE of F indicating bit indication.In the head part of MAC PDU, the LCID information bit of first MAC PDU head is " 11011 ", namely indicate the corresponding MAC CE of this MAC PDU head to be the MAC CE of indication CC resource information, can infer that in the pay(useful) load part of MAC PDU, first MAC CE is the MACCE of indication CC resource information.
Suppose that DeNB only indicates the indication of RN SCC activation/deactivation in this MAC CE, the F position in corresponding MAC PDU is " 0 ", the length of corresponding MAC CE is a byte, form as shown in figure 13, wherein, front 7 bits are SCC indication information position, and corresponding indication SCC Index i is in and activates or deactivation status.
After receiving at RN the CC resource information that is sent by MAC CE by DeNB, RN obtains corresponding MAC CE according to the structure of MAC PDU and the indication of son head, at this moment, F indicating bit in MAC PDU head is " 0 ", RN can judge that the MAC CE that obtains only comprises the indication of RN SCC activation/deactivation, and MAC CE length is a byte, and then, RN obtains to indicate for the SCC activation/deactivation of RN configuration according to each SCC indication information position Ci.
This preferred embodiment is in MAC PDU head, form indicating bit F being set, and comprising RN SCC resource active/deexcitation indication and DeNB CC resource operating position in MAC CE is that example describes.
On certain Un descending sub frame, DeNB sends MAC PDU to RN, wherein comprises the MAC CE that is used to indicate the CC resource information, as shown in figure 18, indicates the position of this MAC CE in MAC PDU pay(useful) load by MAC PDU the position in MAC PDU head.
DeNB indicates position and the relevant information of this MAC CE in MAC PDU with MAC PDU header structure shown in Figure 11, wherein, the value of 5 bits of the LCID information bit of MAC PDU head is " 11011 ", represent whether MAC CE corresponding to this MAC PDU head is the MAC CE of indication CC resource information, comprise the information of DeNB CC resource operating position in the corresponding MAC CE of F indicating bit indication.In the head part of MAC PDU, the LCID information bit of first MAC PDU head is " 11011 ", namely indicate the corresponding MAC CE of this MAC PDU head to be the MAC CE of indication CC resource information, can infer that in the pay(useful) load part of MAC PDU, first MAC CE is the MACCE of indication CC resource information.
Suppose that DeNB is in the indication of this MAC CE indicating RN SCC activation/deactivation and DeNB CC resource operating position, the F position in corresponding MAC PDU is " 1 ", and when system fixedly comprises this information, the length of MAC CE is three bytes, the length of corresponding MAC CE is three bytes, form as shown in figure 15, wherein, SCC indication information position indication RN SCC activation/deactivation information in first byte, the partial bit position of second and the 3rd byte is used to indicate DeNB CC operating position.
after receiving at RN the CC resource information that is sent by MAC CE by DeNB, RN obtains corresponding MAC CE according to the structure of MAC PDU and the indication of son head, at this moment, F position in MAC PDU head is " 1 ", stipulate according to system, this this MAC CE length be three bytes, RN is according to the structure of MAC CE, in first byte, obtain the indication of RN SCC activation/deactivation according to each SCC indication information position Ci, in second and the 3rd byte, according to current service state or the idle condition of being in of each CC resource in all available CC resources of each indication information position CCi acquisition DeNB.
Embodiment 7
This preferred embodiment is in MAC PDU head, form indicating bit F being set, and comprising RN SCC resource active/deexcitation indication and DeNB CC resource operating position in MAC CE is that example describes.
On certain Un descending sub frame, DeNB sends MAC PDU to RN, wherein comprises the MAC CE that is used to indicate the CC resource information, as shown in figure 18, indicates the position of this MAC CE in MAC PDU pay(useful) load by MAC PDU the position in MAC PDU head.
DeNB indicates position and the relevant information of this MAC CE in MAC PDU with MAC PDU header structure shown in Figure 11, wherein, the value of 5 bits of the LCID information bit of MAC PDU head is " 11011 ", represent whether MAC CE corresponding to this MAC PDU head is the MAC CE of indication CC resource information, comprise the information of DeNB CC resource operating position in the corresponding MAC CE of F indicating bit indication.In the head part of MAC PDU, the LCID information bit of first MAC PDU head is " 11011 ", namely indicate MAC CE corresponding to this MAC PDU head to be the MAC CE of indication CC resource information, can infer that in the pay(useful) load part of MAC PDU, first MAC CE is the MACCE of indication CC resource information.
suppose that DeNB is in the information of the indication of this MAC CE indicating RN SCC activation/deactivation and DeNB CC resource operating position, the F position in corresponding MAC PDU is " 1 ", and DeNB notifies the DeNBCC index by high-level signaling to RN, RN can obtain the CC resource quantity of DeNB and the index number of each CC resource from DeNB CC index, when comprising the information of DeNB CC resource operating position in the MAC CE of indication CC resource information, RN can determine that corresponding MAC CE is two bytes or three bytes, and determine the CC index of each indication information position correspondence.Preferably, suppose that DeNB is 7 to the DeNB CC resource quantity of RN notice, corresponding MAC CE length is two bytes, form as shown in figure 14, wherein, front 7 bit indication information position indication DeNB CC operating positions in front 7 bit SCC indication information position indication RN SCC activation/deactivation information in the first byte, second byte.
after receiving at RN the CC resource information that is sent by MAC CE by DeNB, RN obtains corresponding MAC CE according to the structure of MAC PDU and the indication of son head, and be " 1 " according to the F position in MAC PDU head, obtain this MAC CE and also comprise DeNB CC operating position, because it is 7 that RN knows the resource quantity of DeNB CC, so can judge the length of corresponding MAC CE is two bytes, RN is according to MAC CE structure, in first byte, obtain the corresponding activation/deactivation indication of Un SCC Index i according to each SCC indication information position Ci, in second byte, according to current service state or the idle condition of being in of each CC resource in all available CC resources of each indication information position CCi acquisition DeNB.Preferably, RN is according to the indication of DeNB high-level signaling, the front 7 bit indication information position CCi of second byte correspond respectively to the DeNB CC of call number 1-7 in this MAC CE, corresponding CCi set represents the current service state that is in of CC Index i, reset represents the current idle condition that is in of CC Index i, RN according to the indication of MAC CE, obtains current service state or the idle condition of being in of each CC resource in all available CC resources of DeNB.
Embodiment 8
Based on above embodiment, the present invention also provides a kind of reporting system of preferred CC resource information, as shown in figure 19, the reporting system 190 of this CC resource information comprises: DeNB 1902 and RN 1904, wherein, DeNB1902 comprises: notification module 19022, be used for by MAC CE, the CC resource information being notified to described RN 1904, wherein, described CC resource information comprises: RN SCC resource active/deexcitation indication, perhaps, described CC resource information comprises: RN SCC resource active/deexcitation indication and DeNB CC resource operating position; RN 1904 comprises: acquisition module 19042 is used for obtaining described CC resource information from described MAC CE; Scheduler module 19044 is used for according to described DeNB CC resource operating position, RN CC resource being carried out coordinated scheduling when the CC resource information comprises RN SCC resource active/deexcitation indication and DeNB CC resource operating position.
in above preferred embodiment, DeNB will comprise RN SCC resource active/deexcitation indication by MAC CE, perhaps the information of RN SCC resource active/deexcitation indication and DeNB CC operating position is notified to RN, like this, RN can carry out the activation/deactivation configuration to the SCC resource of self according to above-mentioned CC resource information, come simultaneously the CC resource of coordinated scheduling self according to the DeNBCC resource operating position in the CC resource information, thereby avoid or suppressed due to the CC resource part of DeNB and RN configuration or all overlapped the interference problem that causes, in order to realize efficient CC scheduling of resource, reached the raising systematic function, the technique effect of throughput and resource utilization.Further, by adopting the operating position of MAC CE notice current C C resource, can strengthen the real-time of communication, save the signal resource expense.
Preferably, the structure of the MAC CE in the present embodiment and indicating mode and corresponding structure and the value of MAC PDU can be as described in above-mentioned embodiment, do not repeat them here.
obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with general calculation element, they can concentrate on single calculation element, perhaps be distributed on the network that a plurality of calculation elements form, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in storage device and be carried out by calculation element, and in some cases, can carry out step shown or that describe with the order that is different from herein, perhaps they are made into respectively each integrated circuit modules, perhaps a plurality of modules in them or step being made into the single integrated circuit module realizes.Like this, the present invention is not restricted to any specific hardware and software combination.
The above is only the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (19)
1. the Notification Method of a component carrier CC resource information, is characterized in that, comprising:
Ownership evolved base station DeNB notifies the CC resource information to RN by media access control layer control element MAC CE, wherein, described CC resource information comprises: the secondary component carrier SCC of relay station RN resource active/deexcitation indication, perhaps, described CC resource information comprises: RN SCC resource active/deexcitation indication and DeNB CC resource operating position.
2. method according to claim 1, is characterized in that, described DeNB CC resource operating position comprises: current service state or the idle condition of being in of each described CC resource in all available CC resources of described DeNB.
3. method according to claim 2, it is characterized in that, described CC resource is current to be in service state and to refer to that current being scheduled of described CC resource serve user terminal, described CC resource is current to be in idle condition and to refer to that current not being scheduled of described CC resource serve user terminal, wherein, described user terminal comprises macrocell user M-UE and/or RN.
4. method according to claim 1, is characterized in that, the length of described MAC CE is a byte or two bytes or three bytes, wherein,
Front 7 bits of first byte in described MAC CE are SCC indication information position, are used to indicate RN SCC resource active/deactivation status information; Last 1 bit of described first byte is the form indicating bit, is used to indicate whether comprise the information that is used to indicate DeNB CC resource operating position in described MAC CE;
When not comprising the information that is used to indicate DeNB CC resource operating position in the described MAC CE of described form indicating bit indication, described MAC CE includes only described first byte;
when comprising the information that is used to indicate DeNB CC resource operating position in the described MAC CE of described form indicating bit indication, described MAC CE comprises two bytes or three bytes of described first byte, wherein, when the length of described MAC CE is two bytes, the some or all of bit of second byte of described MAC CE is used to indicate DeNB CC resource operating position, when the length of described MAC CE is three bytes, second byte of described MAC CE and the some or all of bit of the 3rd byte are used to indicate DeNB CC resource operating position.
5. method according to claim 4, is characterized in that, described form indicating bit is 1 o'clock, represents to comprise in described MAC CE the information that is used to indicate DeNB CC resource operating position; Described form indicating bit is 0 o'clock, represents not comprise in described MACCE the information that is used to indicate DeNB CC resource operating position; Perhaps, described form indicating bit is 0 o'clock, represents to comprise in described MAC CE the information that is used to indicate DeNB CC resource operating position; Described form indicating bit is 1 o'clock, represents not comprise in described MAC CE the information that is used to indicate DeNB CC resource operating position.
6. method according to claim 4, is characterized in that,
When the length of described MAC CE was two bytes, second byte of described MAC CE comprised: the indication information position of m bit and the reservation position of n bit, wherein, the indication information position of described m bit is used to indicate DeNB CC resource operating position, 1≤m≤8,0≤n≤7, and m+n=8;
When the length of described MAC CE is three bytes, second byte and the 3rd byte of described MAC CE comprise: the indication information position of m bit and the reservation position of n bit, wherein, the indication information position of described m bit is used to indicate DeNB CC resource operating position, 9≤m≤16,0≤n≤7, and m+n=16.
7. method according to claim 6, it is characterized in that, the mode of the indication information position use bitmap of the m bit in described MAC CE is indicated described DeNB CC resource operating position, wherein, the corresponding CC resource of each bit indication in the indication information position of described m bit is in service state or idle condition.
8. method according to claim 7, it is characterized in that, described indication information position is to represent that the described CC resource corresponding with this indication information position was in service state at 1 o'clock, and described indication information position is to represent that the described CC resource corresponding with this indication information position was in idle condition at 0 o'clock; Perhaps, described indication information position is to represent that the described CC resource corresponding with this indication information position was in idle condition at 1 o'clock, and described indication information position is to represent that the described CC resource corresponding with this indication information position was in service state at 0 o'clock.
9. method according to claim 6, is characterized in that, the one-to-one relationship between the CC resource of each described indication information position and corresponding indication is notified described RN by described DeNB by high-level signaling.
10. method according to claim 6, is characterized in that, described reservation position nothing indication implication.
11. method according to claim 4 is characterized in that, the MAC PDU head that is used to indicate described MAC CE comprises following structure:
The length of described MAC PDU head is a byte, comprises R, R, E and LCID information bit, wherein,
The R information bit: length is the reservation position of 1 bit, without the indication implication;
The E information bit: length is 1 bit, and being used to indicate described MAC PDU head next is the sub-head of another MACPDU afterwards, or, the beginning of indication pay(useful) load;
The LCID information bit: length is 5 bits, and being used to indicate PDU corresponding MAC CE of described MAC is the MAC CE of described indication CC resource information.
12. method according to claim 1 is characterized in that, the length of described MAC CE is a byte or two bytes or three bytes, wherein,
When the length of described MAC CE was a byte, front 7 bits in described MAC CE were SCC indication information position, are used to indicate RN SCC resource active/deactivation status information; Last 1 bit is for keeping position R, without the indication implication;
When the length of described MAC CE was two bytes, front 7 bits of first byte in described MAC CE were SCC indication information position, are used to indicate RN SCC resource active/deactivation status information; Last 1 bit of first byte in described MAC CE is for keeping the position, without the indication implication; Second byte in described MAC CE comprises: the indication information position of m bit is used to indicate DeNB CC resource operating position; The reservation position of n bit, without the indication implication, wherein, 1≤m≤8,0≤n≤7, and m+n=8;
When the length of described MAC CE was three bytes, front 7 bits of first byte in described MAC CE were SCC indication information position, are used to indicate RN SCC resource active/deactivation status information; Last 1 bit of first byte in described MAC CE is for keeping the position, without the indication implication; Second byte and the 3rd byte in described MAC CE comprise: the indication information position of m bit is used to indicate DeNB CC resource operating position; The reservation position of n bit, without the indication implication, wherein, 9≤m≤16,0≤n≤7, and m+n=16.
13. method according to claim 12 is characterized in that, the medium access control layer protocol data cell MAC PDU head that is used to indicate described MAC CE comprises following structure:
The length of described MAC PDU head is a byte, comprises F, R, E and LCID information bit, perhaps, comprises R, F, E and LCID information bit, wherein,
The R information bit: length is the reservation position of 1 bit, without the indication implication;
The E information bit: length is 1 bit, and being used to indicate described MAC PDU head next is the sub-head of another MACPDU afterwards, or, the beginning of indication pay(useful) load;
The LCID information bit: length is 5 bits, and being used to indicate PDU corresponding MAC CE of described MAC is the MAC CE of described indication CC resource information;
The F information bit: length is the form indicating bit of 1 bit, is used to indicate in MAC CE corresponding to described MAC PDU head whether comprise the information that is used to indicate DeNB CC resource operating position; When not comprising the information that is used to indicate DeNB CC resource operating position in MAC CE corresponding to the described MAC PDU head of indication, the length of the MAC CE that described MAC PDU head is corresponding is a byte; When comprising the information that is used to indicate DeNB CC resource operating position in MAC CE corresponding to the described MAC PDU head of indication, the length of the MAC CE that described MAC PDU head is corresponding is two bytes or three bytes, wherein, second byte of the MAC CE that described MAC PDU head is corresponding and the some or all of bit of the 3rd byte are used to indicate DeNB CC resource operating position.
14. method according to claim 13 is characterized in that, described form indicating bit is 1 o'clock, represents to comprise in MAC CE corresponding to described MAC PDU head the information of the CC resource operating position that is used to indicate DeNB; Described form indicating bit is 0 o'clock, represents not comprise in MAC CE corresponding to described MAC PDU head the information of the CC resource operating position that is used to indicate DeNB; Perhaps, described form indicating bit is 0 o'clock, represents to comprise in MACCE corresponding to described MAC PDU head the information of the CC resource operating position that is used to indicate DeNB; Described form indicating bit is 1 o'clock, represents not comprise in MAC CE corresponding to described MAC PDU head the information of the CC resource operating position that is used to indicate DeNB.
15. according to claim 11 or 13 described methods is characterized in that, the LCID information bit in described MAC PDU head is any one value between " 01011 " to " 11011 ".
16. method according to claim 15 is characterized in that, the LCID information bit in described MAC PDU head is " 11011 ".
17. according to claim 4 or 12 described methods, it is characterized in that, when described MAC CE comprises the information that is used to indicate DeNBCC resource operating position, the length of described MAC CE is two bytes or three bytes, wherein, the length of described MAC CE is fixed by system, perhaps, determines according to the resource quantity of described DeNB CC resource.
18. method according to claim 1 is characterized in that, DeNB notifies the CC resource information to after RN by media access control layer control element MAC CE, also comprises:
Described RN obtains described CC resource information from described MAC CE;
When described CC resource information comprised RN SCC resource active/deexcitation indication and DeNB CC resource operating position, described RN carried out coordinated scheduling according to described DeNB CC resource operating position to RN CC resource.
19. the reporting system of a CC resource information is characterized in that, comprising: DeNB and RN, wherein,
Described DeNB comprises:
Notification module, be used for by MAC CE, the CC resource information being notified to described RN, wherein, described CC resource information comprises: RN SCC resource active/deexcitation indication, perhaps, described CC resource information comprises: RN SCC resource active/deexcitation indication and DeNB CC resource operating position;
Described RN comprises:
Acquisition module is used for obtaining described CC resource information from described MAC CE;
Scheduler module is used for according to described DeNB CC resource operating position, RN CC resource being carried out coordinated scheduling when described CC resource information comprises RN SCC resource active/deexcitation indication and DeNBCC resource operating position.
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CN106304248A (en) * | 2015-05-15 | 2017-01-04 | 上海贝尔股份有限公司 | The method and apparatus that activation/deactivation medium education control unit is set |
CN106304281A (en) * | 2015-05-14 | 2017-01-04 | 普天信息技术有限公司 | The activation of a kind of secondary cell and anti-activating method and system |
CN107211015A (en) * | 2015-01-16 | 2017-09-26 | 三星电子株式会社 | Control information transmission method and device in wireless communication system |
WO2018090317A1 (en) * | 2016-11-18 | 2018-05-24 | 华为技术有限公司 | Resource scheduling method, and relevant device and system |
CN108282313A (en) * | 2017-01-06 | 2018-07-13 | 中兴通讯股份有限公司 | The processing method and processing device of resource pool |
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Cited By (6)
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CN107211015A (en) * | 2015-01-16 | 2017-09-26 | 三星电子株式会社 | Control information transmission method and device in wireless communication system |
CN106304281A (en) * | 2015-05-14 | 2017-01-04 | 普天信息技术有限公司 | The activation of a kind of secondary cell and anti-activating method and system |
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CN106304248A (en) * | 2015-05-15 | 2017-01-04 | 上海贝尔股份有限公司 | The method and apparatus that activation/deactivation medium education control unit is set |
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CN108282313A (en) * | 2017-01-06 | 2018-07-13 | 中兴通讯股份有限公司 | The processing method and processing device of resource pool |
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