CN101640563B - Method, device and system for realizing dispatching of relays - Google Patents
Method, device and system for realizing dispatching of relays Download PDFInfo
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Abstract
The invention provides a method for realizing dispatching of relays, which comprises the following steps: distributing dispatching marks having the same length with a terminal to the relays; and dispatching the relays by using the dispatching marks. The invention also provides a device and a system for realizing the dispatching of the relays. The method, the device and the system can realize reasonable dispatching of the relays and reasonable distribution of resources by distributing the dispatching marks having the same length with the terminal to the relays and then dispatching the relays by using the dispatching marks which are distributed for the relays, can realize the reasonable dispatching for the relays based on reducing the modification of the prior standards by using a control channel structure of the prior standards, and can effectively reduce the complexity of base station processing under the condition that the relays and the terminal use the same control channel structure.
Description
Technical field
The present invention relates to the mobile communication technology field, relate in particular to a kind of methods, devices and systems of realizing dispatching of relays.
Background technology
In existing network system based on shared channel, for example LTE (Long Term Evolution) and HSPA (HighSpeed Packet Access, the high-speed packet access) in, the resource of a plurality of user's shared service channels, at a time, use the particular user of resource to be indicated by the terminal iidentification that carries on the control channel; In a cellular cell, among the user who is accepting to serve, different user is assigned with different terminal iidentifications, thereby can not produce ambiguity when dispatched users; In the LTE system, this sign is called C-RNTI (Cell Radio Network Temporary Identifier/Identity, Cell-RNTI), and in order to distinguish abundant user, C-RNTI length is generally 16bit, namely can support in theory 65536 users.
In the mobile communication system in future, for example in the enhancing technology of LTE, system will provide higher peak data rate and cell throughout, also need larger bandwidth simultaneously; And the unassigned bandwidth below the present 2G Hz seldom, and the part or all of bandwidth that the B3G system needs can only be on higher frequency range, and for example 3G Hz is above seeks; But frequency range is higher, and it is faster that radio wave propagation is decayed, and transmission range is shorter, under the therefore same overlay area, guarantee continuous covering, just needs more base station; But because the base station has higher cost usually, this can increase the cost of arranging net undoubtedly.
In order to solve the Cost Problems of arranging net, as shown in Figure 1, each manufacturer and standardization body begin one's study relaying (relay) are incorporated in the cellular system, to increase coverage; Wherein, BS represents the base station, and RS represents relaying.Relay only realizes simple data processing function usually, so cost is lower than the base station, reasonably uses RS to arrange net, and can reach the purpose that reduces the cost of arranging net.
Simultaneously, after introducing via node, the terminal under relaying covers will provide service by relaying.Send to relaying in the down direction data by the base station, send to terminal by relaying again; At up direction, the data that terminal sends are at first by relay reception, again by relay forwarding to the base station; But owing to using wave point communication between relaying and the base station, how this just relate to the problem of rational management relaying; Consider that the relaying number of administering a base station is less, a kind of common method is design relaying specific identity RS-RNTI, be used for dispatching of relays, for example suppose at most 16 relayings of administration of each base station, then can use the RS-RNTI of 4bit, and use the row scheduling of going on of the control channel centering of relaying special use; Yet, carry the signaling consumption that RS-RNTI produces although do so effectively to reduce, for the sign of relay distribution special use it is dispatched, can't utilize existing control channel structure, increased implementation complexity and management difficulty, the modification to existing standard is also larger simultaneously.
Summary of the invention
In view of this, the problem that the present invention solves provides a kind of methods, devices and systems of realizing dispatching of relays, can realize on the basis that minimizing is revised existing standard the rational management to relaying, has reduced the complexity that process the base station.
For addressing the above problem, technical scheme provided by the invention is as follows:
A kind of method that realizes dispatching of relays may further comprise the steps:
Scheduling identification for relay distribution and terminal equal length;
Utilize the go on row scheduling of described scheduling identification centering.
Preferably, by following steps be the scheduling identification of relay distribution and terminal equal length:
Original Cell Radio Network Temporary Identifier/Identity, Cell-RNTI of distributing to terminal is divided into some set, and wherein described relaying is kept in part set;
From the described set of reserving for relaying, select unappropriated Cell Radio Network Temporary Identifier/Identity, Cell-RNTI to distribute to described relaying.
Preferably, by following steps be the scheduling identification of relay distribution and terminal equal length:
Judge whether the Cell Radio Network Temporary Identifier/Identity, Cell-RNTI in the Cell Radio Network Temporary Identifier/Identity, Cell-RNTI resource pool has been assigned to relaying or terminal;
When relay access system is arranged, from described resource pool, select a unappropriated Cell Radio Network Temporary Identifier/Identity, Cell-RNTI to distribute to described relaying.
Preferably, in described Cell Radio Network Temporary Identifier/Identity, Cell-RNTI, add and whether show occupied internal indicator;
Judge according to this described internal indicator whether described Cell Radio Network Temporary Identifier/Identity, Cell-RNTI is occupied.
Preferably, described centering is gone on to go to dispatch and be may further comprise the steps at least:
Carry described for the scheduling identification of relay distribution at control channel;
When control information is sent to described relaying, the scheduling identification of described relaying and the redundancy check of control channel are carried out XOR, more described control channel is encoded.
Preferably, adopt the control channel of control information length identical with terminal during dispatching of relays; The coded system of described control channel is identical with terminal.
A kind of method that realizes dispatching of relays may further comprise the steps:
Obtain base station assigns and the scheduling identification terminal equal length;
Monitoring control channel, and judge whether to be scheduled according to described scheduling identification;
If be scheduled then read control information and carry out subsequent operation.
Preferably, the described scheduling identification that obtains comprises:
Obtain the unappropriated Cell Radio Network Temporary Identifier/Identity, Cell-RNTI that the base station is selected and distributed from the Cell Radio Network Temporary Identifier/Identity, Cell-RNTI set of reserving; Perhaps, obtain distribution is selected in the base station from the Cell Radio Network Temporary Identifier/Identity, Cell-RNTI resource pool unappropriated Cell Radio Network Temporary Identifier/Identity, Cell-RNTI.
Preferably, judge whether to be scheduled by following steps:
Xor operation is partly carried out in the redundancy check of described scheduling identification and control channel;
Carry out redundancy check, if verification is correct, then determine to be scheduled; Otherwise determine not to be scheduled.
Preferably, the method also comprises:
When reading control information or after finishing read operation, feedback is carried out and is continued monitoring control channel.
Preferably, the method also comprises:
If determine not to be scheduled, then directly return the continuation monitoring control channel.
A kind of base station comprises: allocation units and scheduling unit; Wherein,
Described allocation units are used for: be the scheduling identification of relay distribution and terminal equal length;
Described scheduling unit is used for: utilize the go on row scheduling of described scheduling identification centering.
Preferably, described allocation units comprise: reserve unit and the first selected cell; Wherein,
Described reservation unit is used for: original Cell Radio Network Temporary Identifier/Identity, Cell-RNTI of distributing to terminal is divided into some set, and wherein described relaying is kept in part set;
Described the first selected cell is used for: the set of reserving from described reservation unit selects unappropriated Cell Radio Network Temporary Identifier/Identity, Cell-RNTI to distribute to described relaying.
Preferably, described allocation units comprise: identifying unit and the second selected cell; Wherein,
Described identifying unit is used for: whether the Cell Radio Network Temporary Identifier/Identity, Cell-RNTI of judging the Cell Radio Network Temporary Identifier/Identity, Cell-RNTI resource pool has been assigned to relaying or terminal, and notifies described the second selected cell;
Described the second selected cell is used for: when relay access system is arranged, select a unappropriated Cell Radio Network Temporary Identifier/Identity, Cell-RNTI to distribute to described relaying from described resource pool.
Preferably, described scheduling unit comprises at least: adding device and coding unit; Wherein,
Described adding device is used for: add the described scheduling identification of relay distribution that is at control channel;
Described coding unit is used for: when control information is sent to described relaying, the scheduling identification of described relaying and the redundancy check of control channel are carried out XOR, more described control channel is encoded.
A kind of relaying comprises: acquiring unit, monitoring unit, judging unit and reading unit; Wherein,
Described acquiring unit is used for: obtain base station assigns and the scheduling identification terminal equal length;
Described monitoring unit is used for: monitoring control channel;
Described judging unit is used for: judge whether to be scheduled according to described scheduling identification, and notify described reading unit with judged result;
Described reading unit is used for: the result according to described monitoring unit notice, read control information and carry out subsequent operation when determining to be scheduled.
Preferably, described judging unit comprises: XOR unit and verification unit; Wherein,
Described XOR unit is used for: xor operation is partly carried out in the redundancy check of described scheduling identification and control channel;
Described verification unit is used for: carry out redundancy check, if verification is correct, then determine to be scheduled, otherwise determine not to be scheduled.
A kind of mobile communication system comprises base station, relaying and terminal:
Described base station links to each other with relaying with described terminal respectively, is the scheduling identification of relay distribution and terminal equal length, and utilizes the go on row scheduling of described scheduling identification centering;
Described relaying obtains base station assigns and the scheduling identification terminal equal length, and determines that according to described scheduling identification reading control information when being scheduled carries out subsequent operation.
Can find out, adopt method of the present invention, Apparatus and system, by being the sign of relay distribution and terminal equal length, recycle this for the go on row scheduling of the scheduling identification centering of relay distribution, can realize the rational management of relaying and the reasonable distribution of resource; And, utilize the control channel structure of existing standard, can realize rational management to relaying to the basis of the modification of existing standard reducing; Use in the situation of identical control channel structure with terminal at relaying, can effectively reduce the complexity that process the base station.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the schematic diagram of using relaying in the mobile communication system;
Fig. 2 is the method flow schematic diagram of the embodiment of the invention 1;
Fig. 3 is LTE control channel form schematic diagram;
Fig. 4 is the method flow schematic diagram of the embodiment of the invention 2.
Embodiment
Basic thought of the present invention is the sign into relay distribution and terminal equal length, namely from the sign of dispatch terminal, be the C-RNTI of allocation schedule relaying in the C-RNTI resource pool, recycle this and be the go on row scheduling of the scheduling identification centering of relay distribution, realize the reasonable distribution of resource; So can utilize the control channel structure of existing standard, can reduce the modification to existing standard; And use in the situation of identical control channel structure with terminal at relaying, can effectively reduce the complexity that process the base station.
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 the present invention's part embodiment, 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 obtains under the creative work prerequisite.
The embodiment of the invention 1 provides a kind of method that realizes dispatching of relays, and as shown in Figure 2, the method comprises:
Step 201: be the scheduling identification of relay distribution and terminal equal length;
In the present embodiment, described scheduling identification is C-RNTI, certainly also can be other modes, repeats no more herein; Wherein, carry this sign control channel basic format as shown in Figure 3: control channel comprises two parts, control information and redundancy check (CRC); Control information mainly comprises the contents such as data block size of resource indication, code modulation mode, transmission; Whether CRC is mainly used in the relay decision control channel and decodes correctly, if decoding is correct, relaying just can read control information wherein;
Concrete the present embodiment comes to be the relay distribution scheduling identification by following dual mode, but is not limited to this:
1, at first original C-RNTI that distributes to terminal is divided into some set, part set is used for distributing to terminal, and another part set is used for distributing to relaying; When the relaying connecting system, from the C-RNTI set of reserving for relaying, select unappropriated C-RNTI to distribute to described relaying; Wherein, preferably can be divided into two groups of set, one group is used for distributing to terminal, and one group is used to relaying to reserve;
2, do not reserve C-RNTI for relaying specially, but when relay access system is arranged, from the C-RNTI resource pool, select a unappropriated C-RNTI to distribute to relaying.But at first must adopt extra measure to know whether certain C-RNTI is occupied, relaying or terminal when occupied, have been distributed to, relaying or terminal have been distributed in the internal indicator differentiation of for example using the internal indicator differentiation of many bits whether occupied, using 1 bit, certainly, those skilled in the art should easily understand, whether also can adopt other modes to distinguish C-RNTI occupied, this paper repeats no more.
Step 202: utilize the go on row scheduling of described scheduling identification centering;
Concrete which kind of dispatching algorithm that adopts belongs to the base station problem of implementation, the embodiment of the invention does not limit its mode that adopts, for example it can adopt existing mode to realize: when dispatching of relays is determined in the base station, corresponding control information at first is set, carry scheduling identification into relay distribution at control channel, and with control channel content (comprising at least control information) when sending to certain user, the scheduling identification of this relaying and the CRC of control channel are carried out XOR, and then control channel encoded, so that relaying is finished subsequent decoding, can read control information wherein after the operations such as verification;
In addition, the embodiment of the invention does not limit the control channel that relaying and terminal are used identical control information length; Certainly, also can be different to the coded system of control channel; Do not repeat them here.
The embodiment of the invention 2 also provides a kind of method that realizes dispatching of relays, and as shown in Figure 4, the method comprises:
Step 401: obtain base station assigns and the scheduling identification terminal equal length;
Wherein, when connecting system, can obtain the unappropriated C-RNTI that the base station is selected and distributed from the C-RNTI set of reserving; Also can obtain the unappropriated C-RNTI that the base station is selected and distributed from the C-RNTI resource pool; Can certainly obtain the scheduling identification that other modes are distributed, repeat no more.
Step 402: monitoring control channel, and judge whether to be scheduled according to described scheduling identification;
Continuous or cycle monitoring control channel at first carries out decode operation to control channel when the so-called monitoring control channel in the present embodiment refers to receive control channel according to the indication of network; Judge whether to be scheduled according to described scheduling identification again behind the decode operation; The present embodiment has proposed following determination methods, but is not limited to this:
At first the CRC with described scheduling identification and control channel partly carries out xor operation, and then carries out CRC check, if verification is correct, thinks that then the transmission object of this control channel is this user, can determine to be scheduled; Otherwise think and be not scheduled;
Step 403: if be scheduled then read control information and carry out subsequent operation.
If CRC check is correct in above-mentioned steps, then determine to be scheduled and to read control information, then carry out subsequent operation according to the indication of control information: for example, if it has been carried out descending scheduling, then at the downlink resource receive data of appointment; If it has been carried out uplink scheduling, then the ascending resource in appointment sends data;
Should be noted that the time, when finishing or carrying out this step, can return simultaneously step 402 and continue monitoring control channel; In addition, if determine not to be scheduled, then directly return the continuation monitoring control channel.
Can find out, adopt the method for the embodiment of the invention, by be the sign of relay distribution and terminal equal length, recycle this for the scheduling identification centering of relay distribution capable scheduling of going on, can realize the reasonable distribution of resource; And can utilize the control channel structure of existing standard, can realize rational management to relaying to the basis of the modification of existing standard reducing; And use in the situation of identical control channel structure with terminal at relaying, can effectively reduce the complexity that process the base station.
Based on above-mentioned thought, the embodiment of the invention 3 has proposed again a kind of base station, comprising: allocation units and scheduling unit; Wherein,
Described allocation units are used for: be the scheduling identification of relay distribution and terminal equal length;
Described scheduling unit is used for: utilize the go on row scheduling of described scheduling identification centering.
Preferably, described allocation units comprise: reserve unit and the first selected cell; Wherein,
Described reservation unit is used for: original Cell Radio Network Temporary Identifier/Identity, Cell-RNTI of distributing to terminal is divided into some set, and wherein described relaying is kept in part set;
Described the first selected cell is used for: the set of reserving from described reservation unit selects unappropriated Cell Radio Network Temporary Identifier/Identity, Cell-RNTI to distribute to described relaying.
Preferably, described allocation units comprise: identifying unit and the second selected cell; Wherein,
Described identifying unit is used for: whether the Cell Radio Network Temporary Identifier/Identity, Cell-RNTI of judging the Cell Radio Network Temporary Identifier/Identity, Cell-RNTI resource pool has been assigned to relaying or terminal, and notifies described the second selected cell;
Described the second selected cell is used for: when relay access system is arranged, select a unappropriated Cell Radio Network Temporary Identifier/Identity, Cell-RNTI to distribute to described relaying from described resource pool.
In addition, described scheduling unit comprises at least: adding device and coding unit; Wherein,
Described adding device is used for: add the described scheduling identification of relay distribution that is at control channel;
Described coding unit is used for: when control information is sent to described relaying, the scheduling identification of described relaying and the redundancy check of control channel are carried out XOR, more described control channel is encoded.
Based on above-mentioned thought, the embodiment of the invention 4 proposes again a kind of relaying, comprising: acquiring unit, monitoring unit, judging unit and reading unit; Wherein,
Described acquiring unit is used for: obtain base station assigns and the scheduling identification terminal equal length;
Described monitoring unit is used for: monitoring control channel;
Described judging unit is used for: judge whether to be scheduled according to described scheduling identification, and notify described reading unit with judged result;
Described reading unit is used for: the result according to described monitoring unit notice, read control information and carry out subsequent operation when determining to be scheduled.
Preferably, described judging unit comprises: XOR unit and verification unit; Wherein,
Described XOR unit is used for: xor operation is partly carried out in the redundancy check of described scheduling identification and control channel;
Described verification unit is used for: carry out redundancy check, if verification is correct, then determine to be scheduled, otherwise determine not to be scheduled.
In addition; can also obtain a kind of system from the thought of the embodiment of the invention; this system comprises disclosed device in above-described embodiment, and namely any system that can realize the above embodiment of the present invention apparatus function that comprises also all should be included within protection scope of the present invention.
It will be understood by those skilled in the art that and to represent information, message and signal with many different techniques and in the technology any one.For example, the message of mentioning in the above-mentioned explanation, information can be expressed as voltage, electric current, electromagnetic wave, magnetic field or magnetic particle, light field or above combination in any.
The professional can also further should be able to recognize, unit and the algorithm steps of each example of describing in conjunction with embodiment disclosed herein, can realize with electronic hardware, computer software or the combination of the two, for the interchangeability of hardware and software clearly is described, composition and the step of each example described in general manner according to function in the above description.These functions are carried out with hardware or software mode actually, depend on application-specific and the design constraint of technical scheme.The professional and technical personnel can specifically should be used for realizing described function with distinct methods to each, but this realization should not thought and exceeds scope of the present invention.
The method of describing in conjunction with embodiment disclosed herein or the step of algorithm can directly use the software module of hardware, processor execution, and perhaps the combination of the two is implemented.Software module can place the storage medium of any other form known in random asccess memory (RAM), internal memory, read-only memory (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or the technical field.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from the spirit or scope of the present invention, in other embodiments realization.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
The above only is preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Above-described embodiment of the present invention does not consist of the restriction to protection range of the present invention.Any modification of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., all should be included within the claim protection range of the present invention.
Claims (18)
1. a method that realizes dispatching of relays is characterized in that, may further comprise the steps:
Be the scheduling identification of relay distribution and terminal equal length, described scheduling identification is Cell Radio Network Temporary Identifier/Identity, Cell-RNTI C-RNTI;
Utilize the go on row scheduling of described scheduling identification centering.
2. method according to claim 1 is characterized in that, is the scheduling identification of relay distribution and terminal equal length by following steps:
Original Cell Radio Network Temporary Identifier/Identity, Cell-RNTI of distributing to terminal is divided into some set, and wherein described relaying is kept in part set;
From the described set of reserving for relaying, select unappropriated Cell Radio Network Temporary Identifier/Identity, Cell-RNTI to distribute to described relaying.
3. method according to claim 1 is characterized in that, is the scheduling identification of relay distribution and terminal equal length by following steps:
Judge whether the Cell Radio Network Temporary Identifier/Identity, Cell-RNTI in the Cell Radio Network Temporary Identifier/Identity, Cell-RNTI resource pool has been assigned to relaying or terminal;
When relay access system is arranged, from described resource pool, select a unappropriated Cell Radio Network Temporary Identifier/Identity, Cell-RNTI to distribute to described relaying.
4. method according to claim 3 is characterized in that:
In described Cell Radio Network Temporary Identifier/Identity, Cell-RNTI, add and whether show occupied internal indicator;
Judge according to described internal indicator whether described Cell Radio Network Temporary Identifier/Identity, Cell-RNTI is occupied.
5. method according to claim 1 is characterized in that, described centering is gone on to go to dispatch and be may further comprise the steps at least:
Carry described for the scheduling identification of relay distribution at control channel;
When control information is sent to described relaying, the scheduling identification of described relaying and the redundancy check of control channel are carried out XOR, more described control channel is encoded.
6. method according to claim 5 is characterized in that:
The length of the control information of the control channel that adopts during dispatching of relays is identical with the terminal control message length; The coded system of described control channel is identical with terminal.
7. a method that realizes dispatching of relays is characterized in that, may further comprise the steps:
Obtain base station assigns and the scheduling identification terminal equal length, described scheduling identification is Cell Radio Network Temporary Identifier/Identity, Cell-RNTI C-RNTI;
Monitoring control channel, and judge whether to be scheduled according to described scheduling identification;
If be scheduled then read control information and carry out subsequent operation.
8. method according to claim 7 is characterized in that, the described scheduling identification that obtains comprises:
Obtain the unappropriated Cell Radio Network Temporary Identifier/Identity, Cell-RNTI that the base station is selected and distributed from the Cell Radio Network Temporary Identifier/Identity, Cell-RNTI set of reserving; Perhaps, obtain distribution is selected in the base station from the Cell Radio Network Temporary Identifier/Identity, Cell-RNTI resource pool unappropriated Cell Radio Network Temporary Identifier/Identity, Cell-RNTI.
9. method according to claim 7 is characterized in that, judges whether to be scheduled by following steps:
Xor operation is partly carried out in the redundancy check of described scheduling identification and control channel;
Carry out redundancy check, if verification is correct, then determine to be scheduled; Otherwise determine not to be scheduled.
10. according to claim 7 to the described method of 9 any one, it is characterized in that, the method also comprises:
When reading control information or after finishing read operation, feedback is carried out and is continued monitoring control channel.
11. to the described method of 9 any one, it is characterized in that according to claim 7, the method also comprises:
If determine not to be scheduled, then directly return the continuation monitoring control channel.
12. a base station is characterized in that, comprising: allocation units and scheduling unit; Wherein,
Described allocation units are used for: be the scheduling identification of relay distribution and terminal equal length, described scheduling identification is Cell Radio Network Temporary Identifier/Identity, Cell-RNTI C-RNTI;
Described scheduling unit is used for: utilize the go on row scheduling of described scheduling identification centering.
13. base station according to claim 12 is characterized in that, described allocation units comprise: reserve unit and the first selected cell; Wherein,
Described reservation unit is used for: original Cell Radio Network Temporary Identifier/Identity, Cell-RNTI of distributing to terminal is divided into some set, and wherein described relaying is kept in part set;
Described the first selected cell is used for: the set of reserving from described reservation unit selects unappropriated Cell Radio Network Temporary Identifier/Identity, Cell-RNTI to distribute to described relaying.
14. base station according to claim 12 is characterized in that, described allocation units comprise: identifying unit and the second selected cell; Wherein,
Described identifying unit is used for: whether the Cell Radio Network Temporary Identifier/Identity, Cell-RNTI of judging the Cell Radio Network Temporary Identifier/Identity, Cell-RNTI resource pool has been assigned to relaying or terminal, and notifies described the second selected cell;
Described the second selected cell is used for: when relay access system is arranged, select a unappropriated Cell Radio Network Temporary Identifier/Identity, Cell-RNTI to distribute to described relaying from described resource pool.
15. base station according to claim 12 is characterized in that, described scheduling unit comprises at least: adding device and coding unit; Wherein,
Described adding device is used for: add the described scheduling identification of relay distribution that is at control channel;
Described coding unit is used for: when control information is sent to described relaying, the scheduling identification of described relaying and the redundancy check of control channel are carried out XOR, more described control channel is encoded.
16. a relaying is characterized in that, comprising: acquiring unit, monitoring unit, judging unit and reading unit; Wherein,
Described acquiring unit is used for: obtain base station assigns and the scheduling identification terminal equal length, described scheduling identification is Cell Radio Network Temporary Identifier/Identity, Cell-RNTI C-RNTI;
Described monitoring unit is used for: monitoring control channel;
Described judging unit is used for: judge whether to be scheduled according to described scheduling identification, and notify described reading unit with judged result;
Described reading unit is used for: the result according to described monitoring unit notice, read control information and carry out subsequent operation when determining to be scheduled.
17. relaying according to claim 16 is characterized in that, described judging unit comprises: XOR unit and verification unit; Wherein,
Described XOR unit is used for: xor operation is partly carried out in the redundancy check of described scheduling identification and control channel;
Described verification unit is used for: carry out redundancy check, if verification is correct, then determine to be scheduled, otherwise determine not to be scheduled.
18. a mobile communication system comprises base station, relaying and terminal, it is characterized in that:
Described base station links to each other with described relaying, described relaying links to each other with described terminal again, is the scheduling identification of relay distribution and terminal equal length, and utilizes the go on row scheduling of described scheduling identification centering, and described scheduling identification is Cell Radio Network Temporary Identifier/Identity, Cell-RNTI C-RNTI;
Described relaying obtains base station assigns and the scheduling identification terminal equal length, and determines that according to described scheduling identification reading control information when being scheduled carries out subsequent operation.
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| CN101170798A (en) * | 2006-10-26 | 2008-04-30 | 中兴通讯股份有限公司 | Method for reducing information load of packet service control channel |
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| CN101155393A (en) * | 2006-09-28 | 2008-04-02 | 上海无线通信研究中心 | Ascending scheduling communication method for evolving general land wireless access system |
| CN101170798A (en) * | 2006-10-26 | 2008-04-30 | 中兴通讯股份有限公司 | Method for reducing information load of packet service control channel |
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