CN101616371B - Communication method adopting channelized code, system and device - Google Patents
Communication method adopting channelized code, system and device Download PDFInfo
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- CN101616371B CN101616371B CN2008101292815A CN200810129281A CN101616371B CN 101616371 B CN101616371 B CN 101616371B CN 2008101292815 A CN2008101292815 A CN 2008101292815A CN 200810129281 A CN200810129281 A CN 200810129281A CN 101616371 B CN101616371 B CN 101616371B
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Abstract
The embodiment of the invention discloses a communication method adopting a channelized code, a system and a device. The method comprises the following steps: in a high-speed downward data transmission mode of an unaccompanied high-speed shared control channel, receiving channelized code indication information which indicates to select a channelized code to carry out single-code channel communication under the condition of two or more channelized codes; and using the channelized code indication information for indicating the channelized code to carry out the single-code channel communication according to the channelized code indication information. The embodiment of the invention realizes the flexible use of the channelized code when a single-code channel of the high-speed downward data transmission mode technology of the unaccompanied high-speed shared control channel is adopted to primarily transmit TBS, thereby improving the cell throughput and the capacity gain of the high-speed downward data transmission mode technology of the unaccompanied high-speed shared control channel.
Description
Technical field
The embodiment of the invention relates to communication technical field, particularly a kind of communication means, system and device that adopts channel code.
Background technology
HS-SCCH less operation (High Speed Shared Control Channel less operation, High-Speed Shared Control Channel passes operation less) technology is to be in RRC Cell_DCH (Radio ResourceControl Cell-Dedicated Channel at UE, Radio Resource control cell private channel) state following time, if the bearer context for data transmission between UE and the NodeB (Node B) is at HS-DSCH (High Speed DownlinkShared Channel, high speed descending sharing channel) on, then NodeB transmits transmission block TBS (Transport Block Set for UE for the first time, transport block set) time, need not to follow HS-SCCH (High Speed SharedControl Channel, High-Speed Shared Control Channel), save the power consumption of the descending HS-SCCH of NodeB, reached the purpose that promotes cell capacity.What deserves to be explained is, in the existing protocol, the size of above-mentioned transmission block is not more than the transmission block size (TransportBlock Size) that maximum 4 Transport Block Size index pre-configured among the signaling Continuous Packet Connectivity HS-SCCH less Information point to.
UMTS (Universal Mobile Telecommunications System with conventional architectures, universal mobile telecommunications system) system is an example, HS-SCCH less operation in the existing standard regulation normally uses in the flow process, if NodeB need mail to the first biography condition of HS-SCCH lessoperation that the data of UE satisfy dispatching algorithm, then NodeB according to RNC (Radio Network Controller, radio network controller) consensus TBS and corresponding HS-PDSCH (High Speed Physical DownlinkShared Channel, High-Speed Physical Downlink Shared Channel) channel code carries out transfer of data, wherein when needs list HS-PDSCH channel code transmission TBS, NodeB can only use first channel code of this NodeB distribution.
In realizing process of the present invention, the inventor finds that there is following problem at least in prior art:
Under HS-SCCH less operation pattern, when one or more among the pre-configured 4 kinds of TBS of RNC need adopt single HS-PDSCH channel code transmission, can only use in two continuous channel codes that NodeB distributes first, this restriction is by HS-SCCH less Information (HS-SCCH deliver a letter less breath) element definitions, therefore NodeB is using dispatching algorithm to carry out multi-user TFRC (Transport FormatResource Combination, transmission format resource combination) time, if this moment, first channel code was shared other HS-SCCH less operation user or the non-HS-SCCHless operation user use of this first channel code, then this user can not adopt less (the few biography) mode transfer data, limit the application of HS-SCCH less operation.
In addition, be not assigned under the situation of other less user as other first channel code of less user at second channel code, at this moment second channel code can not be used for other less users and carry out HS-SCCH less operation transmission, be easy to generate the code word fragment, perhaps this second channel code can only be used under non-less pattern, limited the application of HS-SCCH less operation equally.
The problems referred to above can make that all the application of HS-SCCH less operation is limited greatly, thereby are difficult to obtain in actual applications the gain of HS-SCCH less operation technology.
What deserves to be explained is, more than be described with traditional UMTS, but have similar problem equally in the UMTS system of flat framework.
Summary of the invention
The embodiment of the invention provides a kind of communication means, system and device that adopts channel code, follows under the high-speed down data transmission mode of High-Speed Shared Control Channel to be implemented in not have, to the flexible use of channel code.
For achieving the above object, the embodiment of the invention provides a kind of communication means that adopts channel code on the one hand, comprise: follow in nothing under the high-speed down data transmission mode of High-Speed Shared Control Channel, receive channel sign indicating number indication information, which channel code described channel code indication information indication adopts carry out the communication of solid size road under the situation of two or more channel codes;
According to described channel code indication information, use the channel code of described channel code indication information indication to carry out the communication of solid size road.
On the other hand, the embodiment of the invention also provides a kind of control network element, comprising:
The information setting module, be used for following under the high-speed down data transmission mode of High-Speed Shared Control Channel in nothing, the channel code indication information is set, and which channel code described channel code indication information indication adopts carry out the communication of solid size road under the situation of two or more channel codes;
Information sending module is used for the channel code indication information of described information setting module setting is sent to wireless transmitter and/or user equipment (UE).
On the one hand, the embodiment of the invention also provides a kind of wireless transmitter, comprising again:
Information receiving module, be used for following under the high-speed down data transmission mode of High-Speed Shared Control Channel in nothing, receive channel sign indicating number indication information, which channel code described channel code indication information indication adopts carry out the communication of solid size road under the situation of two or more channel codes;
Communication module is used for the channel code indication information according to described information receiving module reception, uses the channel code of described channel code indication information indication to carry out the communication of solid size road.
On the one hand, the embodiment of the invention also provides a kind of user equipment (UE), comprising again:
Receiver module, be used for following under the high-speed down data transmission mode of High-Speed Shared Control Channel in nothing, receive channel sign indicating number indication information, which channel code described channel code indication information indication adopts carry out the communication of solid size road under the situation of two or more channel codes;
Communication module is used for the channel code indication information according to described receiver module reception, uses the channel code of described channel code indication information indication to carry out the communication of solid size road.
On the one hand, the embodiment of the invention also provides a kind of communication system again, comprises control network element and wireless transmitter.
Compared with prior art, the embodiment of the invention has the following advantages: pass through the embodiment of the invention, follow in nothing under the high-speed down data transmission mode of High-Speed Shared Control Channel, the control network element is indicated under the situation of two or more channel codes by the channel code indication information, adopt which channel code to communicate, make the network element that receives this channel code indication information use the channel code of channel code indication information indication to carry out the communication of solid size road according to this channel code indication information.The technical scheme that the embodiment of the invention provides, realized when adopting nothing to follow the high-speed down data transmission mode technology solid size road of High-Speed Shared Control Channel to transmit TBS for the first time, flexible use to the channel code code channel, solved when adopting transmission TBS in solid size road under existing this pattern the problem that the application to channel code limits to some extent, and the code word fragment problems that may cause, improved and used cell throughout and the capacity gain of not having the high-speed down data transmission mode technology of following High-Speed Shared Control Channel.
Description of drawings
In order to be illustrated more clearly in the technical scheme of the embodiment of the invention, the accompanying drawing of required use is done to introduce simply in will describing embodiment below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 adopts the flow chart of the communication means of channel code for the embodiment of the invention;
Fig. 2 adopts the flow chart of the communication means embodiment one of channel code for the present invention;
Fig. 3 is the structure chart of embodiment of the invention control network element;
Fig. 4 is the structure chart of embodiment of the invention wireless transmitter;
Fig. 5 is the structure chart of embodiment of the invention user equipment (UE).
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is a part of embodiment of the present invention, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
The embodiment of the invention is an example with the UMTS system of conventional architectures, a kind of communication means that adopts channel code is provided, pass through the embodiment of the invention, do not have and to follow that one or more can realize the flexible use of channel code among 4 kinds of pre-configured under the high-speed down data transmission mode of High-Speed Shared Control Channel TBS when first transmission needs to adopt the transmission of solid size road.
As shown in Figure 1, for the embodiment of the invention adopts the flow chart of the communication means of channel code, specifically comprise:
Step S101, follow in nothing under the high-speed down data transmission mode of High-Speed Shared Control Channel, receive channel sign indicating number indication information, which channel code this channel code indication information indication adopts carry out the communication of solid size road under the situation of two or more channel codes.
This nothing follows the high-speed down data transmission mode of High-Speed Shared Control Channel to be specifically as follows HS-SCCH less operation pattern.
Step S102 according to described channel code indication information, uses the channel code of described channel code indication information indication to carry out the communication of solid size road.
For wireless transmitter, if channel code indication information indication wireless transmitter is for the first time to UE transmission TBS the time, some channel codes in two or more channel codes that fixing employing wireless transmitter distributes, wireless transmitter is according to described channel code indication information, determine the channel code that for the first time to UE transmission TBS the time, adopts, and utilize the channel code of determining to transmit described TBS;
Perhaps, if channel code indication information indication wireless transmitter is for the first time to UE transmission TBS the time, adopt any channel code in two or more channel codes that described wireless transmitter distributes at random, wireless transmitter is according to described channel code indication information, determine at the channel code that when UE transmits described TBS, adopts for the first time by dispatching algorithm, and utilize the channel code of determining to transmit described TBS.
For UE, when receiving the TBS of wireless transmitter transmission on some channel codes of channel code indication information indication UE in two or more channel codes that wireless transmitter distributes, then UE determines to receive the channel code of TBS according to this channel code indication information, and receives the TBS that described wireless transmitter sends on the channel code of determining;
Perhaps, when receiving the TBS of wireless transmitter transmission on channel code indication information indication UE any channel code in two or more channel codes that wireless transmitter distributes, UE is according to described channel code indication information, the channel code that described wireless transmitter is distributed carries out despreading respectively, determine to receive the channel code of TBS, and on the channel code of determining, receive the TBS that this wireless transmitter sends.
In embodiments of the present invention, wireless transmitter can for the base station for example: NodeB, base station from home and macro base station etc., but the embodiment of the invention is example with NodeB to be described, then the channel code indication information can be by RNC by NBAP (NodeB Application Part, NodeB Application Part) signaling sends to NodeB, sends to UE by RRC message;
Perhaps, this wireless transmitter can be the Transmit-Receive Unit among the E-NodeB (Evolution-NodeB, evolution base station) of flat framework, and then the channel code indication information is sent by the control unit among the E-NodeB of flat framework.
Not having follows the high-speed down data transmission mode of High-Speed Shared Control Channel to be: HS-SCCH lessoperation pattern.
The communication means of above-mentioned employing channel code, the control network element is by the channel code indication information, indication is under the situation of two or more channel codes, adopt which channel code to communicate, make the network element that receives this channel code indication information use the channel code of channel code indication information indication to carry out the communication of solid size road according to this channel code indication information.Particularly, can be only being that to distribute two continuous channel codes at most be that example describes for all HS-SCCHless operation user: under HS-SCCHless operation pattern, the embodiment of the invention has realized that the base station is when using the solid size road for the first time to UE transmission TBS, not only can use first channel code, also can use second channel code, solved when adopting transmission TBS in solid size road under the existing less pattern, the problem that the application of channel code is limited to some extent, and the code word fragment problems that may cause, thereby improved cell throughout and the capacity gain of using HS-SCCH less operation technology, increased the application of HS-SCCH less operation.
In addition, be understandable that there is corresponding relation in the code channel of channel code and channel code.
In the following description of the embodiment of the invention, the channel code indication information that sends to the base station is an example with Continuous Packet Connectivity HS-SCCH less Information (continuous data bag connect HS-SCCH deliver a letter less breath) cell, and the channel code indication information that sends to UE is that example describes with HS-SCCHless Information cell.
The embodiment of the invention one can be by revising the HS-SCCH less Information cell in the RRC message, keeping existing HS-SCCH less operation pattern (following or abbreviation " less pattern ") maximum 4 kinds of possible HS-DSCH (High-Speed Downlink Shared Channel down with HS-SCCH, high-speed downlink shared channel) under the prerequisite of TBS and channel code combination, when base station under the less pattern need use the solid size road to transmit TBS for the first time, RNC adopts this base station by HS-SCCH less Information cell when using the solid size road to transmit TBS for the first time channel code notice UE, determine to receive the channel code of TBS for UE, this channel code can be first channel code, also can be second channel code.
In addition, RNC can be by revising the Continuous Packet ConnectivityHS-SCCH less Information cell of NBAP, inform the definition of NodeB current UE support HS-SCCH lessInformation cell, NodeB can determine to adopt first or second channel code according to Continuous PacketConnectivity HS-SCCH less Information cell when using the solid size road to transmit TBS for the first time when using dispatching algorithm to carry out TFRC (Transport FormatResource Combination, transmission format resource combination).
The definition of the HS-SCCH less Information cell after the embodiment of the invention one is improved is as shown in table 1, indication information in the HS-SCCH less Information cell is newly-increased HS-PDSCH singleCode Index Used IE (High-Speed Physical Downlink Shared Channel single CodeIndex Used Information Element, High-Speed Physical Downlink Shared Channel solid size road makes the index of reference cell), be used for the channel code notice UE that the base station is adopted when using the solid size road to transmit TBS for the first time.
Table 1
| Cell/group name | Whether must Need | Multiple Multi | Type and index | Syntactic description | Version |
| ?CHOICE?HS-SCCH?less?operation | MP | REL-7 | |||
| ?>Continue?HS-SCCH?less?operation | Free of data (no data) | REL-7 | |||
| ?>New?HS-SCCH?less?operation | REL-7 | ||||
| ?>>HS-PDSCH?Code?Index | MP | Integer (1..15) | Index?of?first HS-PDSCH?code | REL-7 | |
| ?>>Transport?Block?Size?List | ?1..<?maxHS-?SCCH?Less?TrBlk＞ | REL-7 | |||
| ?>>>Transport?Block?Size?Index | MP | Integer (1..90) | Index?of?the MAC-hs?transport block?size?as | REL-7 |
| described?in appendix?A?of[15] | |||||
| >>>HS-PDSCH?Second Code?Support | MP | Bolean number | Indicates?whether the?second HS-PDSCH?code?is used?for?this?TB size. If?TRUE，the HS-PDSCH?second code?index?value?is the?value?of?IE “HS-PDSCH?Code Index”incremented by?1. | REL-7 | |
| >>>HS-PDSCH?single Code?Index?Used | OP | Enumerate (First, Second) | This?IE?is?valid while?HS-PDSCH Second?Code Support?is?False. If“First”，the HS-PDSCH?code index?value?is?used for?this?TB?size?only. If“Second”， the?value?of?IE “HS-PDSCH?Code Index”incremented by?1?is?used?for this?TB?size?only. | REL-8 |
The definition of the Continuous Packet Connectivity HS-SCCH lessInformation cell after the embodiment of the invention one is improved is as shown in table 2, indication information in the Continuous Packet Connectivity HS-SCCHless Information cell is newly-increased HS-PDSCH single Code IndexUsed IE, be used to indicate the base station when first transmission TBS, fixing first or the second channel sign indicating number of adopting.
Table 2
| Cell/group name | There is Presence | Scope | Cell type and index | Syntactic description |
| >>Transport?Block Size?List | 1..< maxnoof HS-DSC HTBSsH S-SCCHl ess> | |||
| >>>Transport?Block Size?Index | M | Integer (1..maxnoofHS-DSCHTBSs) | ||
| >>>HS-PDSCH Second?Code?Support | M | Bolean number | True＝The?second HS-PDSCH?code?shall also?be?used； False＝The?second HS-PDSCH?code?shall not?be?used | |
| >>>HS-PDSCH?single Code?Index?Used | OP | Enumerate (First, Second) | this?IE?is?valid?while HS-PDSCH?Second Code?Support?is?False. If?“First”，the |
| ?HS-PDSCH?code?index?value?is?used?for?this?TB?size?only.?If?“Second”，the?value?of?IE“HS-PDSCH?Code?Index”incremented?by?1?is?used?for?this?TB?size?only. |
By the embodiment of the invention one, RNC equilibrium between the user distributes needed channel code when using the solid size road to transmit TBS for the first time, has improved the channel code utilization rate of HS-SCCH less operation, has reduced the probability that the channel code fragment occurs.Such as, when only be that all HS-SCCH lessoperation user is at most during the continuous channel code of two of distribution in the sub-district, the sequence number of these two channel codes represents with x and x+1, and then RNC can be followed successively by user under the HS-SCCH less operation pattern HS-PDSCH channel code when distributing x or x+1 to adopt HS-SCCH less operation pattern to use solid size road transmission TBS as this user.
The embodiment of the invention two is by revising the HS-SCCH less Information element definitions in the RRC message, keeping under the prerequisite of maximum 4 kinds of possible HS-DSCH TBS and channel code combination under the existing HS-SCCH less operation pattern with HS-SCCH, when base station under the less pattern need use the solid size road to transmit TBS for the first time, RNC adopts this base station by HS-SCCH less Information cell when using the solid size road to transmit TBS for the first time channel code notice UE, this channel code can be first channel code, can also be second channel code.And be to adopt dispatching algorithm to determine to use which channel code by NodeB, at this moment UE need carry out despreading respectively to two channel codes, determines to receive the code channel of TBS actually.Revise the Continuous Packet ConnectivityHS-SCCH less Information cell of NBAP simultaneously, informing that the NodeB current UE supports this NodeB to use first or second HS-PDSCH channel code transmission TBS flexibly, but so NodeB flexible allocation HS-PDSCH channel code when using dispatching algorithm to carry out TFRC.
The definition of the embodiment of the invention two improved HS-SCCH less Information cells is as shown in table 3, indication information in the HS-SCCH less Information cell is newly-increased Flexible use ofHS-PDSCH single Code Support IE (Flexible use of HS-PDSCH single CodeSupport Information Element, support to use flexibly HS-PDSCH solid size road cell), be used for the base station when using the solid size road to transmit TBS for the first time, indication UE carries out despreading respectively to two channel codes, determines to receive the channel code of TBS.
Table 3
| Cell/group name | Whether must Need | Multiple Multi | Type and index | Syntactic description | Version |
| ?CHOICE?HS-SCCH?less?operation | MP | REL-7 | |||
| ?>Continue?HS-SCCH?less?operation | Free of data (no data) | REL-7 | |||
| ?>New?HS-SCCH?less?operation | REL-7 | ||||
| ?>>HS-PDSCH?Code?Index | MP | Integer (1..15) | Index?of?first HS-PDSCH?code | REL-7 | |
| ?>>Transport?Block?Size?List | 1..< maxHS -SCCH LessTr Blk> | REL-7 | |||
| ?>>>Transport?Block?Size?Index | MP | Integer (1..90) | Index?of?the MAC-hs?transport block?size?as described?in appendix?A?of[15] | REL-7 | |
| ?>>>HS-PDSCH?Second | MP | Bolean number | Indicates?whether | REL-7 |
| Code?Support | the?second HS-PDSCH?code?is used?for?this?TB size. If?TRUE，the HS-PDSCH?second code?index?value?is the?value?of?IE “HS-PDSCH?Code Index”incremented by?1. | ||||
| >>>Flexible?use?of HS-PDSCH?single?Code Support | OP | Bolean number | This?IE?is?valid while?HS-PDSCH Second?Code Support?is?False. If“Ture”，the HS-PDSCH?code index?value?and?the value?incremented by?1?could?be?used separately?for?this TB?size. | REL-8 |
The definition of the embodiment of the invention two improved Continuous Packet Connectivity HS-SCCH lessInformation cells is as shown in table 4, indication information in the Continuous Packet Connectivity HS-SCCHless Information cell is newly-increased Flexible use of HS-PDSCH singleCode Support IE, be used to indicate NodeB when using the solid size road to transmit TBS for the first time, can adopt first or second channel sign indicating number flexibly by dispatching algorithm.
Table 4
| Cell/group name | There is Presence | Scope | Cell type and index | Syntactic description |
| >>Transport?Block SizeList | 1..<max noofHS- DSCHT BSsHS-S CCHless > | |||
| >>>Transport?Block Size?Index | M | Integer (1..maxnoofHS-DSCHTBSs) | ||
| >>>HS-PDSCH Second?Code?Support | M | Bolean number | True＝The?second HS-PDSCH?code?shall also?be?used False＝The?second HS-PDSCH?code?shall not?be?used | |
| >>>Flexible?use?of HS-PDSCH?single Code?Support | OP | Bolean number | This?IE?is?valid while?HS-PDSCH Second?Code?Support?is False. If?“Ture”，the HS-PDSCH?code?index value?and?the?value incremented?by?1?could be?used?separately?for this?TB?size. |
The communication means of above-mentioned employing channel code, RNC is by configuration HS-SCCH less Information cell and Continuous Packet Connectivity HS-SCCH less Information cell, make NodeB when using the solid size road to transmit TBS for the first time, not only can use first channel code, also can use second channel code, and, determine to receive the channel code of TBS for UE to UE transmission RRC message.Thereby realized when adopting HS-SCCH less operation technology solid size road to transmit TBS for the first time, not only can use first HS-PDSCH channel code that is distributed, also can use second HS-PDSCH channel code, improve cell throughout and the capacity gain of using HS-SCCH less operation technology.
As shown in Figure 2, the flow chart for the present invention adopts the communication means embodiment one of channel code specifically comprises:
Step S201, RNC by NodeB feedback AUDIT RESPONSE (authentication response) or RESOURCE STATUS INDICATION (resource status indication) message in the ContinuousPacket Connectivity HS-SCCH less Capability IE that carries know NodeB support HS-SCCH lessoperation pattern.
Step S202, the HS-SCCH lessHS-DSCH operation support IE of UE by carrying in RRC CONNECTION SETUP COMPLETE (the Radio Resource control connection is set up and finished)-UE radio access capability (user equipment wireless access capability)-Physical channel capability (physical channel ability) message, it supports HS-SCCH less operation pattern to inform RNC.
Step S203, RNC need then at first to determine that UE is under the RRC_Cell DCH state if will be the HS-DSCH radio link configuration HS-SCCH less operation pattern between this NodeB and the UE, no DCH transmission channel configuration between UE and the NodeB.
Step S204, the Continuous Packet Connectivity HS-SCCH less InformationIE that RNC comprises by RADIO LINK SETUP REQUEST message such as (request are set up in wireless connections), notice NodeB will dispose HS-SCCH less operation pattern and relevant parameter with UE for it, comprise the number of maximum 4 kinds of TBS and every kind of required HS-PDSCH channel code of TBS.
The embodiment of the invention is newly-increased HS-PDSCH single Code Index Used IE in Continuous Packet Connectivity HS-SCCH less Information cell, be used to indicate the base station when first transmission TBS, fixing first or the second channel sign indicating number of adopting; Perhaps,
The embodiment of the invention is newly-increased Flexible use of HS-PDSCH single Code Support IE in Continuous Packet Connectivity HS-SCCH less Information cell, be used to indicate NodeB when using the solid size road to transmit TBS for the first time, can adopt first or second channel sign indicating number flexibly by dispatching algorithm.
Step S205, the Continuous Packet Connectivity HS-SCCH lessInformation Response IE that NodeB comprises by message such as RADIO LINK SETUP RESPONSE (wireless connections set up response) is fed back to the channelization code index value under the HS-SCCH less operation pattern of this wireless link distribution, and the agreement regulation is two (may have expansion in the future) to the maximum at present.
Step S206, RNC are notified to UE by the HS-SCCH less Information IE that comprises in the RADIO BEARER SETUP message such as (radio bearer foundation) with the relevant parameter of UE under the HS-SCCH less operation pattern again.
The embodiment of the invention is newly-increased HS-PDSCH singleCode Index Used IE in HS-SCCH less Information cell, is used for the channel code that adopt when using the solid size road to transmit TBS for the first time the base station is notified to UE; Perhaps,
The embodiment of the invention is newly-increased Flexible use ofHS-PDSCH single Code Support IE in HS-SCCH less Information cell, be used for the base station when using the solid size road to transmit TBS for the first time, indication UE carries out despreading respectively to two channel codes, determines to receive the code channel of TBS.
Step S207, be under the RRC Cell_DCH state at UE, and when no DCH transmission channel disposes between UE and the NodeB, after UE receives HS-SCCH less Information IE and has disposed the HS_SCCH_LESS_PARAMS parameter, it is True that UE will be provided with HS_SCCH_LESS_STATUS, enters HS-SCCH less operation mode state.
Step S208, if the data that need mail to UE satisfy the first biography condition of HS-SCCH less operation of dispatching algorithm, then NodeB is according to carrying out transfer of data with consensus TBS and the corresponding HS-PDSCH channel code of RNC, when wherein TBS needs the transmission of solid size road, first channel code that NodeB both can use this NodeB to distribute, second channel code that also can use this NodeB to distribute.
As shown in Figure 3, the structure chart for embodiment of the invention control network element comprises:
When above-mentioned wireless transmitter was NodeB, information setting module 31 can comprise:
First is provided with submodule 311, be used for the channel code indication information is arranged at the NBAP signaling, then information sending module 32, be used for the NBAP signaling that submodule 311 is provided with being set with first, send to described NodeB, indicating this NodeB to determine the channel code that for the first time to UE transmission TBS the time, adopts, and utilize the channel code of determining to transmit described TBS.
Second is provided with submodule 312, be used for the channel code indication information is arranged at RRC message, then information sending module 32, be used for the set RRC message of submodule 312 being set with second, send to described UE, indicating this UE determine to receive the channel code of described TBS, and on the channel code of determining, receive the TBS that described NodeB sends according to the channel code indication information.
In addition, when being applied in flat framework, wireless transmitter can be the Transmit-Receive Unit among the E-NodeB of flat framework (being similar to the NodeB entity in the conventional architectures), and the channel code indication information is sent by the control unit among the E-NodeB in the flat framework (being similar to the RNC entity in the conventional architectures).
What deserves to be explained is, for working as wireless transmitter is the situation of the Transmit-Receive Unit among the E-NodeB, because this moment, RNC entity and NodeB entity were merged into E-NodeB, the then above-mentioned NBAP signaling of between RNC and NodeB, transmitting etc., it all is the internal transmission signal of E-NodeB, design according to concrete production firm, both can adopt above-mentioned NBAP signaling transmission channel sign indicating number indication information between the internal control unit of E-NodeB and Transmit-Receive Unit, also can adopt transformat transmission channel sign indicating number indication information between control unit and Transmit-Receive Unit of the inner definition of E-NodeB.
Above-mentioned control network element, information sending module 32 sends the channel code indication information that information setting module 31 is provided with to wireless transmitter and/or UE, indication wireless transmitter and/or UE are when carrying out the communication of solid size road, not only first channel code can be used, also other channel codes can be used.
As shown in Figure 4, the structure chart for embodiment of the invention wireless transmitter comprises:
When wireless transmitter was NodeB, communication module 42 can comprise:
The first communicator module 421, be used for indicating this wireless transmitter the time for the first time to UE transmission TBS at the channel code indication information, during the fixing some code channel that adopts in two or more channel codes that described wireless transmitter distributes, determine the channel code that for the first time to UE transmission TBS the time, adopts according to described channel code indication information, and utilize the channel code of determining to transmit this TBS.
What deserves to be explained is that when wireless transmitter was NodeB, the channel code indication information sent to described UE by radio network controller (RNC) by RRC message; When wireless transmitter is a Transmit-Receive Unit among the E-NodeB in the flat framework, the channel code indication information is sent by the control unit among the E-NodeB in the flat framework.
Above-mentioned wireless transmitter, information receiving module 41 receive channel sign indicating number indication informations, this channel code indication information indication wireless transmitter is under the situation of two or more channel codes, adopt which channel code to communicate, communication module 42 uses the channel code of this channel code indication information indication to carry out the communication of solid size road according to the channel code indication information that information receiving module 41 receives.Particularly, can be only being that to distribute two continuous channel codes at most be that example describes for all HS-SCCH less operation user: the embodiment of the invention have realized when adopting HS-SCCH less operation technology solid size road to transmit TBS for the first time, first HS-PDSCH channel code that not only can use this wireless transmitter to distribute, also can use second HS-PDSCH channel code, improve cell throughout and the capacity gain of using HS-SCCH lessoperation technology.
As shown in Figure 5, the structure chart for embodiment of the invention user equipment (UE) comprises:
Wherein, communication module 52 can comprise: the first communicator module 521, be used for following under the high-speed down data transmission mode of High-Speed Shared Control Channel in nothing, when receiving the TBS of wireless transmitter transmission on some code channels of channel code indication information indication UE in two or more channel codes that wireless transmitter distributes, determine to receive the channel code of TBS according to this channel code indication information, and on the channel code of determining, receive the TBS that described wireless transmitter sends.
Above-mentioned user equipment (UE), receiver module 51 receive channel sign indicating number indication informations, communication module 52 uses the channel code of this channel code indication information indication to carry out the communication of solid size road according to the channel code indication information that receiver module 51 receives.Particularly, can be only being that to distribute two continuous channel codes at most be that example describes for all HS-SCCH less operation user, the embodiment of the invention has realized that wireless transmitter is when using the solid size road to transmit TBS for the first time, can use first channel code or second channel code, UE can receive this TBS on corresponding channel code, solved and adopted the code word fragment problems that may cause when using solid size road transmission TBS under the existing less pattern, improved cell throughout and the capacity gain of using HS-SCCH less operation technology.
The embodiment of the invention also provides a kind of communication system, comprises aforesaid control network element and wireless transmitter.Perhaps, this communication system can comprise aforesaid control network element and UE, or aforesaid wireless transmitter and UE, and aforesaid control network element, wireless transmitter and UE.
Through the above description of the embodiments, those skilled in the art can be well understood to the present invention and can realize by hardware, also can realize by the mode that software adds necessary general hardware platform.Based on such understanding, technical scheme of the present invention can embody with the form of software product, it (can be CD-ROM that this software product can be stored in a non-volatile memory medium, USB flash disk, portable hard drive etc.) in, comprise some instructions with so that computer equipment (can be personal computer, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.
It will be appreciated by those skilled in the art that accompanying drawing is the schematic diagram of a preferred embodiment, module in the accompanying drawing or flow process might not be that enforcement the present invention is necessary.
It will be appreciated by those skilled in the art that the module in the device among the embodiment can be distributed in the device of embodiment according to the embodiment description, also can carry out respective change and be arranged in the one or more devices that are different from present embodiment.The module of the foregoing description can be merged into a module, also can further split into a plurality of submodules.
The invention described above embodiment sequence number is not represented the quality of embodiment just to description.
More than disclosed only be several specific embodiment of the present invention, still, the present invention is not limited thereto, any those skilled in the art can think variation all should fall into protection scope of the present invention.
Claims (18)
1. a communication means that adopts channel code is characterized in that, comprising:
Follow in nothing under the high-speed down data transmission mode of High-Speed Shared Control Channel, receive channel sign indicating number indication information, which channel code described channel code indication information indication adopts carry out the communication of solid size road under the situation of two or more channel codes;
According to described channel code indication information, use the channel code of described channel code indication information indication to carry out the communication of solid size road.
2. adopt the communication means of channel code according to claim 1, it is characterized in that, described receive channel sign indicating number indication information, which channel code described channel code indication information indication is adopted carry out the communication of solid size road and is comprised under the situation of two or more channel codes:
Wireless transmitter receive channel sign indicating number indication information, described channel code indication information indicates described wireless transmitter for the first time to user equipment (UE) transmission transmission block the time, the some channel codes in two or more channel codes that the described wireless transmitter of fixing employing distributes;
Described according to the channel code indication information, the channel code that uses described channel code indication information to indicate carries out the communication of solid size road and comprises:
Wireless transmitter is according to described channel code indication information, determines the channel code that adopts for the first time to UE transmission transmission block the time, and utilizes the channel code of determining to transmit described transmission block.
3. adopt the communication means of channel code according to claim 1, it is characterized in that, described receive channel sign indicating number indication information, which channel code described channel code indication information indication is adopted carry out the communication of solid size road and is comprised under the situation of two or more channel codes:
Wireless transmitter receive channel sign indicating number indication information, described channel code indication information indicates described wireless transmitter for the first time to user equipment (UE) transmission transmission block the time, adopts any channel code in two or more channel codes that described wireless transmitter distributes at random;
Described according to the channel code indication information, the channel code that uses described channel code indication information to indicate carries out the communication of solid size road and comprises:
Wireless transmitter is determined at the channel code that adopts when UE transmits described transmission block for the first time by dispatching algorithm according to described channel code indication information, and is utilized the channel code of determining to transmit described transmission block.
4. as the communication means of employing channel code as described in claim 2 or 3, it is characterized in that, described wireless transmitter is NodeB, and described channel code indication information sends to described NodeB by radio network controller (RNC) by NodeB Application Part NBAP signaling; Perhaps,
Described wireless transmitter is the Transmit-Receive Unit among the E-NodeB of flat framework, and described channel code indication information is sent by the control unit among the E-NodeB in the flat framework.
5. adopt the communication means of channel code according to claim 1, it is characterized in that, described receive channel sign indicating number indication information, which channel code described channel code indication information indication is adopted carry out the communication of solid size road and is comprised under the situation of two or more channel codes:
UE receive channel sign indicating number indication information, described channel code indication information are indicated on some channel codes of described UE in two or more channel codes that wireless transmitter distributes and are received the transmission block that wireless transmitter sends;
Described according to the channel code indication information, the channel code that uses described channel code indication information to indicate carries out the communication of solid size road and comprises:
Described UE determines to receive the channel code of described transmission block according to described channel code indication information, and receives the transmission block that described wireless transmitter sends on the channel code of determining.
6. adopt the communication means of channel code according to claim 1, it is characterized in that, described receive channel sign indicating number indication information, which channel code described channel code indication information indication is adopted carry out the communication of solid size road and is comprised under the situation of two or more channel codes:
UE receive channel sign indicating number indication information, described channel code indication information are indicated on described UE any channel code in two or more channel codes that wireless transmitter distributes and are received the transmission block that wireless transmitter sends;
Described according to the channel code indication information, the channel code that uses described channel code indication information to indicate carries out the communication of solid size road and comprises:
Described UE is according to described channel code indication information, and the channel code that described wireless transmitter is distributed carries out despreading respectively, determines to receive the channel code of described transmission block, and receives the transmission block that described wireless transmitter sends on the channel code of determining.
7. as the communication means of employing channel code as described in claim 5 or 6, it is characterized in that described wireless transmitter is NodeB, described channel code indication information sends to described UE by radio network controller (RNC) by RRC message; Or
Described wireless transmitter is the Transmit-Receive Unit among the E-NodeB in the flat framework, and described channel code indication information is sent by the control unit among the E-NodeB in the flat framework.
8. as the communication means of claim 1,2,3,5 or 6 employing channel code as described in each, it is characterized in that described nothing follows the high-speed down data transmission mode of High-Speed Shared Control Channel to be: High-Speed Shared Control Channel passes operation HS-SCCH less operation pattern less.
9. a control network element is characterized in that, comprising:
The information setting module, be used for following under the high-speed down data transmission mode of High-Speed Shared Control Channel in nothing, the channel code indication information is set, and which channel code described channel code indication information indication adopts carry out the communication of solid size road under the situation of two or more channel codes;
Information sending module is used for the channel code indication information of described information setting module setting is sent to wireless transmitter and/or user equipment (UE).
10. control network element as claimed in claim 9 is characterized in that, described wireless transmitter is NodeB;
Described information setting module comprises:
First is provided with submodule, is used for described channel code indication information is arranged at NodeB Application Part NBAP signaling;
Described information sending module, be used for the NodeB Application Part NBAP signaling that submodule is provided with being set with described first, send to described NodeB, determine the channel code that for the first time to UE transmission transmission block the time, adopts to indicate described NodeB, and utilize the channel code of determining to transmit described transmission block.
11. control network element as claimed in claim 9 is characterized in that, described wireless transmitter is NodeB;
Described information setting module comprises:
Second is provided with submodule, is used for described channel code indication information is arranged at RRC message;
Described information sending module, be used for the RRC message that submodule is provided with being set with described second, send to described UE, indicating described UE determine to receive the channel code of described transmission block, and on the channel code of determining, receive the transmission block that described NodeB sends according to described channel code indication information.
12. a wireless transmitter is characterized in that, comprising:
Information receiving module, be used for following under the high-speed down data transmission mode of High-Speed Shared Control Channel in nothing, receive channel sign indicating number indication information, which channel code described channel code indication information indication adopts carry out the communication of solid size road under the situation of two or more channel codes;
Communication module is used for the channel code indication information according to described information receiving module reception, uses the channel code of described channel code indication information indication to carry out the communication of solid size road.
13., it is characterized in that described wireless transmitter is NodeB as wireless transmitter as described in the claim 12;
Described communication module comprises:
The first communicator module, be used for indicating described wireless transmitter the time for the first time to user equipment (UE) transmission transmission block at described channel code indication information, during the fixing some channel code that adopts in two or more channel codes that described wireless transmitter distributes, determine the channel code that for the first time to UE transmission transmission block the time, adopts according to described channel code indication information, and utilize the channel code of determining to transmit described transmission block.
14., it is characterized in that described wireless transmitter is NodeB as wireless transmitter as described in the claim 12;
Described communication module comprises:
The second communication submodule, be used for indicating described wireless transmitter the time for the first time to user equipment (UE) transmission transmission block at described channel code indication information, when adopting any channel code in two or more channel codes that described wireless transmitter distributes at random, according to described channel code indication information, determine the channel code that for the first time to user equipment (UE) transmission transmission block the time, adopts by dispatching algorithm, and utilize the channel code of determining to transmit described transmission block.
15. a user equipment (UE) is characterized in that, comprising:
Receiver module, be used for following under the high-speed down data transmission mode of High-Speed Shared Control Channel in nothing, receive channel sign indicating number indication information, which channel code described channel code indication information indication adopts carry out the communication of solid size road under the situation of two or more channel codes;
Communication module is used for the channel code indication information according to described receiver module reception, uses the channel code of described channel code indication information indication to carry out the communication of solid size road.
16., it is characterized in that described communication module comprises as UE as described in the claim 15:
The first communicator module, be used for following under the high-speed down data transmission mode of High-Speed Shared Control Channel in nothing, when described channel code indication information is indicated the transmission block that receives the wireless transmitter transmission on some channel codes of described UE in two or more channel codes that wireless transmitter distributes, according to described channel code indication information, determine to receive the channel code of described transmission block, and on the channel code of determining, receive the transmission block that described wireless transmitter sends.
17., it is characterized in that described communication module comprises as UE as described in the claim 15:
The second communication submodule, be used for following under the high-speed down data transmission mode of High-Speed Shared Control Channel in nothing, when described channel code indication information is indicated the transmission block that receives the wireless transmitter transmission on described UE any channel code in two or more channel codes that wireless transmitter distributes, according to described channel code indication information, the channel code that described wireless transmitter is distributed carries out despreading respectively, determine to receive the channel code of described transmission block, and on the channel code of determining, receive the transmission block that described wireless transmitter sends.
18. a communication system is characterized in that, comprises any described control network element of claim 9 to 11 and any described wireless transmitter of claim 12 to 14.
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| CN103974441B (en) * | 2013-01-31 | 2018-01-16 | 华为技术有限公司 | A kind of dispatching method and device |
| CN104426633B (en) * | 2013-09-10 | 2017-12-15 | 华为技术有限公司 | Transmission method, user equipment and the network side equipment of ascending control information |
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| CN1430361A (en) * | 2001-12-30 | 2003-07-16 | 华为技术有限公司 | Data transmission control method of downgoing high speed shared channel in high speed data insertion system |
| CN101193388A (en) * | 2006-11-30 | 2008-06-04 | 华硕电脑股份有限公司 | Method of enhancing continuous packet connectivity in a wireless communications system and related apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1430361A (en) * | 2001-12-30 | 2003-07-16 | 华为技术有限公司 | Data transmission control method of downgoing high speed shared channel in high speed data insertion system |
| CN101193388A (en) * | 2006-11-30 | 2008-06-04 | 华硕电脑股份有限公司 | Method of enhancing continuous packet connectivity in a wireless communications system and related apparatus |
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