CN101483924A - Method, apparatus and communication system for information sending, processing in stochastic access process - Google Patents
Method, apparatus and communication system for information sending, processing in stochastic access process Download PDFInfo
- Publication number
- CN101483924A CN101483924A CNA2008100651524A CN200810065152A CN101483924A CN 101483924 A CN101483924 A CN 101483924A CN A2008100651524 A CNA2008100651524 A CN A2008100651524A CN 200810065152 A CN200810065152 A CN 200810065152A CN 101483924 A CN101483924 A CN 101483924A
- Authority
- CN
- China
- Prior art keywords
- rnti
- mac
- header structure
- mac header
- random access
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a method for sending information in random access process which includes: bearing C-RNTI by MAC control unit, or bearing C-RNTI in MAC head structure; sending the C-RNTI. The invention also discloses a terminal which includes a configuration unit for configurating C-RNTI bore by MAC control unit or C-RNTI bore by MAC head structure; a sending unit for sending C-RNTI configurated by the configurating unit. The invention also discloses a method for treating information in a random access process, a network side device and a communication system. C-RNTI is bore by the MAC control unit or MAC head structure that can definitude C-RNTI concrete representation and utilize existing mechanism MAC control unit for bearing C-RNTI, solve problem of distinguishing UE in MAC layer simply and conveniently, and has little change to existing system.
Description
Technical field
The present invention relates to wireless communication technology field, relate in particular to transmission, processing method, device and the communication system of information in a kind of random access procedure.
Background technology
In wireless access system, (User Equipment EU) is linked into and needs random access procedure in the network terminal, and (Radom Access Channel RACH) is linked in the network by Random Access Channel.(Long Term Evolution LTE) in the system, has following several situation need carry out random access procedure: initially to insert from idle condition at existing Long Term Evolution; Take place initially to insert behind the Radio Link Failure; Initially insert in the switching; Random access procedure when having downlink data to arrive in Radio Resource control connection state is the situation of step-out such as working as the uplink synchronous state; The access at random that has upstream data to send in Radio Resource control connection state is such as being step-out or not having physical uplink control channel resource to be used to send the ascending resource request message when the uplink synchronous state.
Random access procedure can be divided into competition random access procedure and non-competing random access procedure.UE selects access opportunity and RACH at random in the competition random access procedure, with competition random access code access network, may clash between the UE and cause access failure, and the noncompetitive random access procedure is to distribute to the special access code access network of UE by purpose eNB in the process of switching, and UE can access interference not take place with other UE.The competition random access procedure comprises following steps:
1, UE sends random access code to eNB on RACH, and request inserts;
2, eNB sends accidental access response message to UE on DSCH Downlink Shared Channel, at least comprise in this message at random insert sign, time adjustment information, initial ascending resource scheduling information and interim Cell Radio Network Temporary Identifier/Identity, Cell-RNTI (Cell-Radio Network Temporary Identifier, C-RNTI);
3, UE sends initial uplink scheduling data in Uplink Shared Channel;
For the message that is sent in this step, when UE carry out be the initial access at random that inserts the time, need to comprise the RRC request message and initial Non-Access Stratum (Non AccessStratum, NAS) the UE message that inserts of initial access in this message; During access at random after UE carries out Radio Link Failure, need to comprise RRC connection reconstruction message in this message; During access at random in UE switches, this message need comprise encrypts in the handoff procedure and the C-RNTI of the RRC switching authentic information of integrity protection, up BSR message and UE distribution.
4, eNB sends competition and solves message on DSCH Downlink Shared Channel.
In above competition random access procedure, the message that UE sent in the step 3 is called message 3 (Message3), in message 3, existing Radio Resource control (Radio Resource Control, RRC) message of layer processing, medium access control (Medium Access Control, MAC) message of layer processing are also arranged.(Buffer Status Report, BSR) message is used to report that the UE buffer state is used to eNB dispatching uplink resource that information is provided, and need handle at the MAC layer as buffer status report.
In the random access procedure that is at war with, need to have the C-RNTI that handles by the MAC layer in the message 3.But in existing LTE standard, eNB is after the message 3 that receives the UE transmission, and how MAC can't clearly handle C-RNTI.
Summary of the invention
Embodiment of the present invention provides information transmission, processing method, terminal, network side apparatus and a kind of communication system in a kind of random access procedure, makes the MAC layer can handle C-RNTI easily.
For realizing goal of the invention, embodiment of the present invention provides the method for sending information in a kind of random access procedure, comprising: carry C-RNTI by MAC Control Element or in MAC header structure; Send described C-RNTI.
Embodiment of the present invention also provides a kind of terminal, comprising: dispensing unit is used for configuration and carries C-RNTI by MAC Control Element or at MAC header structure; Transmitting element is used to send the C-RNTI that described dispensing unit is configured.
Embodiment of the present invention also provides the method for information processing in a kind of random access procedure, comprising: the C-RNTI that receiving terminal sends, and described C-RNTI is carried by MAC Control Element, perhaps carries in MAC header structure; Discern the C-RNTI of described reception.
Embodiment of the present invention also provides a kind of network side apparatus, comprising: receiving element, be used for the C-RNTI that receiving terminal sends, and described C-RNTI is carried by MAC Control Element, perhaps carries in MAC header structure; Recognition unit is used to discern the C-RNTI that described receiving element receives.
Embodiment of the present invention also provides a kind of communication system, comprises at least one terminal and a network side apparatus; Described terminal comprises dispensing unit, is used for configuration by MAC Control Element carrying C-RNTI, or carries C-RNTI in MAC header structure; Transmitting element is used to send the C-RNTI that described dispensing unit is configured; Described network side apparatus comprises: receiving element, be used for the C-RNTI that receiving terminal sends, and described C-RNTI is carried by MAC Control Element, perhaps carries in MAC header structure; Recognition unit is used to discern the C-RNTI that described receiving element receives.
The technical scheme that provides according to embodiment of the present invention, can utilize existing machine-processed MAC Control Element carrying C-RNTI or in MAC header structure, carry C-RNTI, can be so that can handle C-RNTI easily at the MAC layer, solved the problem of distinguishing UE at the MAC layer, and changed very little existing system.
Description of drawings
Fig. 1 is the schematic flow sheet of method for sending information in a kind of random access procedure in the first embodiment of the invention;
Fig. 2 is a MAC header structure schematic diagram in the prior art;
Fig. 3 is a MAC header structure schematic diagram in the first embodiment of the invention;
Fig. 4 is a communication system architecture schematic diagram in the third embodiment of the invention.
Embodiment
In order to make concrete technical scheme of the present invention, goal of the invention clearer, be described further below in conjunction with concrete execution mode and accompanying drawing.
In the scene that inserts at random, except inserting at random with non-competing under the switch instances, other scene all is with competition access at random, comprises the access at random after overtime of non-competing access failure at random in the switching or non-competing access code.The MAC layer that needs that the information of carrying in the message 3 of competition random access procedure has is handled, and the rrc layer that needs that has is handled, and the length of these message can change.ENB need distinguish out UE according to C-RNTI, like this, the key that just can use correct UE the upper strata to message 3 in encrypting of band with the RRC message of integrity protection handle.With reference to Fig. 1, be the method that information in a kind of random access procedure of first embodiment of the invention sends, in the present embodiment, concrete grammar comprises:
Step 101:UE disposes C-RNTI in MAC Control Element or MAC header structure.
UE is configured C-RNTI receiving eNB behind the accidental access response message that sends on the DSCH Downlink Shared Channel.
About the configuration of C-RNTI, UE can be by carrying C-RNTI by MAC Control Element or in MAC header structure.
At MAC Control Element carrying C-RNTI can be that control unit with a special MAC layer carries C-RNTI, carries C-RNTI with the control signaling of a up MAC layer exactly, as shown in table 1.
| Call number | The LCID connotation |
| 00000-yyyyy | Logical channel identity (Identity of the logical channel) |
| yyyyy-11011 | Keep position (Reserved) |
| 11100 | C-RNTI in the message 3 (C-RNTI In Msg3) |
| 11101 | Short buffer status report (Short Buffer Status Report) |
| 11110 | Long buffer status report (Long Buffer Status Report) |
| 11111 | Padding data (Padding) |
Table 1
As shown in table 1, a part of getting LCID (Logic Channel Identifier) is worth the control signaling of representing the MAC layer.Y represents the binary value of value arbitrarily, and the LCID value is 00000-yyyyy (00000＜yyyyy＜11011), and being illustrated in index value is the last carrying of the LCID miscellaneous service data of 00000-yyyyy; The LCID of value yyyyy-11011 is for keeping the position; Value is that 11101 and 11110 LCID carries short buffer status report and long buffer status report respectively, and value is that 11111 LCID goes up and carries padding data.In embodiment of the present invention, can distribute a proprietary LCID to give C-RNTI, as being that 11100 LCID distributes to C-RNTI with value, be illustrated in value and be 11100 LCID and go up carrying C-RNTI, then after message 3 is sent to eNB, the C-RNTI that eNB can carry on can be by 11100 LCID on the MAC layer identifies the identity of UE.When distributing proprietary LCID for C-RNTI, value can be not limited to 11100, also can keep the value of position for other.
In the message that sends at UE, can also dispose MAC header structure and carry C-RNTI.MAC head can be represented the control signaling of MAC bag data and MAC layer, as shown in Figure 2, in the existing MAC header structure, has F item and L (LENGTH) in MAC the form, is used to refer to the length scale of this MAC represented MAC bag data.Among Fig. 2, figure A is the MAC header structure schematic diagram of 7 bit long for the L item; Figure B is 15 bit length MAC header structure schematic diagrames for the L item.As shown in Figure 3, in the present embodiment, can be with the reservation position in the MAC header structure as indicating bit C, expression C-RNTI just is included in after this indicating bit, carries C-RNTI with F and L item.When MAC layer control signaling size is fixedly the time, F and L field item just can save, and therefore, C-RNTI takies the position of F and L field, and this MAC indicated MAC controls the signaling size and must fix.
In embodiment of the present invention, can also comprise that UE sends random access code on RACH before the step 101.
Step 102:UE sends C-RNTI.UE sends initial uplink scheduling data on Uplink Shared Channel, the uplink scheduling data comprise the C-RNTI through configuration.
Second embodiment of the invention is the method for information processing in a kind of access procedure.ENB is included in the C-RNTI that disposes in MAC Control Element or the MAC header structure after receiving the uplink scheduling data of UE transmission in the uplink scheduling data.Then, according to by by MAC Control Element or the C-RNTI that in MAC header structure, carries, in the MAC layer, earlier this UE is discerned.
Send to the RRC message that to carry encryption and integrity protection in the message 3 of eNB at UE; therefore need be at Paket Data Convergence Protocol (Packet Data Convergence Protocol; PDCP) layer is decrypted the processing of conciliating integrity protection to RRC message; the PDCP layer is on the MAC layer; therefore need at first discern at the MAC layer UE; then can be according to by by MAC Control Element or the C-RNTI that in MAC header structure, carries; in the MAC layer, earlier this UE is discerned; determine the private cipher key of this UE, be decrypted and conciliate the integrity protection processing.
In the present embodiment, can also comprise that eNB sends competition and solves message to UE on DSCH Downlink Shared Channel.
UE is in random access procedure, by carrying C-RNTI by MAC Control Element or in MAC header structure, the concrete representation of clear and definite C-RNTI, can utilize existing machine-processed MAC layer control unit carrying C-RNTI, make eNB solve the problem of distinguishing UE at the MAC layer simply and easily, realize inserting at random simple and safely.
With reference to Fig. 4, be a kind of communication system architecture schematic diagram in the embodiment of the present invention, this system comprises terminal 200 and network side apparatus 300, and this terminal 200 comprises dispensing unit 201, be used for configuration by MAC Control Element carrying C-RNTI, or in MAC header structure, carry C-RNTI;
Transmitting element 202, the C-RNTI that is used for dispensing unit 201 is configured carrying sends.
Terminal need to send the message of carrying C-RNTI in the random access procedure that is at war with, in the present embodiment, can be earlier be configured at MAC by dispensing unit 201, C-RNTI is carried on MAC Control Element or in MAC header structure.
Particularly, described dispensing unit 201 can be used to C-RNTI to distribute proprietary logic channel ID, carries C-RNTI in the control signaling of up MAC layer, is that C-RNTI distributes a special LCID, as 11100 or other keep the position.
Described dispensing unit 201 can also be used for reservation position at MAC header structure as indicating bit C, carries C-RNTI in the indication MAC header structure, is included in after this indicating bit; C-RNTI is carried in F and L item position in MAC header structure.
By carrying C-RNTI by MAC Control Element or in MAC header structure, the concrete representation of clear and definite C-RNTI, can utilize existing machine-processed MAC Control Element carrying C-RNTI, solve the problem of distinguishing UE at the MAC layer simply and easily, change very little existing system.
Through the above description of the embodiments, those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential general hardware platform, can certainly pass through hardware, but the former is better execution mode under a lot of situation.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words can embody with the form of software product, this computer software product is stored in the storage medium, comprise that some instructions are with so that a computer equipment (can be a personal computer, server, the perhaps network equipment etc.) carry out the described method of each execution mode of the present invention.
Though by with reference to some of the preferred embodiment of the invention, the present invention is illustrated and describes, those of ordinary skill in the art should be understood that and can do various changes to it in the form and details, and do not depart from scope of the present invention.
Claims (10)
1, the method that information sends in a kind of random access procedure is characterized in that,
By media access control MAC control unit carrying Cell Radio Network Temporary Identifier/Identity, Cell-RNTI C-RNTI, or in MAC header structure, carry C-RNTI;
Send described C-RNTI.
2, the method that sends according to information in the described random access procedure of claim 1 is characterized in that,
Describedly be specially:, in the control signaling of up MAC layer, carry C-RNTI for C-RNTI distributes proprietary logic channel ID by MAC Control Element carrying C-RNTI.
3, information transmitting terminal method in the random access procedure according to claim 2 is characterized in that, described logic channel ID is 11100.
4, send described method according to information in claim 1 random access procedure, it is characterized in that,
The described C-RNTI that carries in MAC header structure comprises: the reservation position in the MAC header structure is indicated in MAC header structure and has been carried C-RNTI; F and LENGTH item position carry C-RNTI in MAC header structure.
5, a kind of terminal is characterized in that, comprising:
Dispensing unit is used for configuration by MAC Control Element carrying C-RNTI, or carries C-RNTI in MAC header structure;
Transmitting element is used to send the C-RNTI that described dispensing unit is configured.
6, terminal according to claim 5 is characterized in that, described dispensing unit is used to C-RNTI to distribute proprietary logic channel ID, carries C-RNTI in the control signaling of up MAC layer.
7, terminal according to claim 5 is characterized in that, described dispensing unit is used for being indicated in MAC header structure by the reservation position of MAC header structure and has carried C-RNTI; F and LENGTH item position carry C-RNTI in MAC header structure.
8, the method for handling in a kind of random access procedure is characterized in that,
The C-RNTI that receiving terminal sends, described C-RNTI is carried by MAC Control Element, perhaps carries in MAC header structure;
Discern the C-RNTI of described reception.
9, a kind of network side apparatus is characterized in that, comprising:
Receiving element is used for the C-RNTI that receiving terminal sends, and described C-RNTI is carried by MAC Control Element, perhaps carries in MAC header structure;
Recognition unit is used to discern the C-RNTI that described receiving element receives.
10, a kind of communication system is characterized in that, comprises at least one terminal and a network side apparatus;
Described terminal comprises dispensing unit, is used for configuration by MAC Control Element carrying C-RNTI, or carries C-RNTI in MAC header structure;
Transmitting element is used to send the C-RNTI that described dispensing unit is configured;
Described network side apparatus comprises: receiving element, be used for the C-RNTI that receiving terminal sends, and described C-RNTI is carried by MAC Control Element, perhaps carries in MAC header structure;
Recognition unit is used to discern the C-RNTI that described receiving element receives.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100651524A CN101483924A (en) | 2008-01-08 | 2008-01-08 | Method, apparatus and communication system for information sending, processing in stochastic access process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100651524A CN101483924A (en) | 2008-01-08 | 2008-01-08 | Method, apparatus and communication system for information sending, processing in stochastic access process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101483924A true CN101483924A (en) | 2009-07-15 |
Family
ID=40880805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100651524A Pending CN101483924A (en) | 2008-01-08 | 2008-01-08 | Method, apparatus and communication system for information sending, processing in stochastic access process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101483924A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010145225A1 (en) * | 2009-10-12 | 2010-12-23 | 中兴通讯股份有限公司 | Method and system for relay node implementing random access |
| CN102256315A (en) * | 2010-05-18 | 2011-11-23 | 大唐移动通信设备有限公司 | Method and equipment for sending context information |
| CN103067880A (en) * | 2013-01-09 | 2013-04-24 | 中兴通讯股份有限公司 | Method of sending clustering messages, network side equipment and terminal equipment |
| CN104581924A (en) * | 2013-10-28 | 2015-04-29 | 普天信息技术研究院有限公司 | Method for converting non-competitive state of users |
| WO2019154272A1 (en) * | 2018-02-12 | 2019-08-15 | 电信科学技术研究院有限公司 | Beam failure recovery method and user terminal |
-
2008
- 2008-01-08 CN CNA2008100651524A patent/CN101483924A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010145225A1 (en) * | 2009-10-12 | 2010-12-23 | 中兴通讯股份有限公司 | Method and system for relay node implementing random access |
| CN102045863A (en) * | 2009-10-12 | 2011-05-04 | 中兴通讯股份有限公司 | Method and system for implementing random access in relay station |
| CN102045863B (en) * | 2009-10-12 | 2014-12-10 | 中兴通讯股份有限公司 | Method and system for implementing random access in relay station |
| CN102256315A (en) * | 2010-05-18 | 2011-11-23 | 大唐移动通信设备有限公司 | Method and equipment for sending context information |
| CN102256315B (en) * | 2010-05-18 | 2013-11-27 | 大唐移动通信设备有限公司 | Method and equipment for sending context information |
| CN103067880A (en) * | 2013-01-09 | 2013-04-24 | 中兴通讯股份有限公司 | Method of sending clustering messages, network side equipment and terminal equipment |
| CN104581924A (en) * | 2013-10-28 | 2015-04-29 | 普天信息技术研究院有限公司 | Method for converting non-competitive state of users |
| WO2019154272A1 (en) * | 2018-02-12 | 2019-08-15 | 电信科学技术研究院有限公司 | Beam failure recovery method and user terminal |
| US11470670B2 (en) | 2018-02-12 | 2022-10-11 | Datang Mobile Communications Equipment Co., Ltd. | Beam failure recovery method and user equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2378806B1 (en) | Method and device for triggering and reporting scheduling request in wireless networks | |
| CN101836374B (en) | Method for transmitting data of common control channel | |
| ES2367917T3 (en) | RANDOM ACCESS PROCEDURE FOR A USER TEAM IN A MULTIPLE ACCESS COMMUNICATIONS SYSTEM BY TIME SYNCHRONIZATION AND DIVISION CODE DIVISION. | |
| CN103024924B (en) | Connection establishment method, device and system for D2D (device-to-device) terminals | |
| CN101674661B (en) | Random access method in long term evolution system | |
| US8228851B2 (en) | Method for handling random access response reception and an E-UTRAN and user equipment thereof | |
| US20100322096A1 (en) | Method of improving component carrier identification in a random access procedure in a wireless communication system and related communication device | |
| CN101883437A (en) | Random access method and base station | |
| CN103875196A (en) | Method and apparatus for supporting multiple frequency bands efficiently in mobile communication system | |
| KR20090128344A (en) | Method and apparatus for handling scheduling information report | |
| CN101990311A (en) | virtual lead code based random access method of wireless mobile broadband system | |
| KR20100044715A (en) | Method and apparatus for handling ul-sch transmission | |
| KR20090120403A (en) | Method and apparatus for performing buffer status reporting | |
| CN102572937B (en) | Random access method, base station and system in broadband cluster system | |
| CN102984694B (en) | Structure comprises the apparatus and method of the data cell of Buffer Status Report | |
| EP2238720B1 (en) | Method of transmission, user equipment and network equipment | |
| CN103228054B (en) | Send and receive the method and apparatus based on non-competing accidental access response message | |
| CN101911643B (en) | Transmission methods, network equipment, user equipment and telecommunication system | |
| CN101483924A (en) | Method, apparatus and communication system for information sending, processing in stochastic access process | |
| JP4812535B2 (en) | User apparatus, base station and method in mobile communication system | |
| CN104579547B (en) | A kind of method of data transfer | |
| CN101895996B (en) | Transmitting method of enhanced uplink random access channel, system and device thereof | |
| CN108605363A (en) | Idle state uplink information sending method, device and system | |
| CN102387565B (en) | Downlink data sending method and base station | |
| EP3188379B1 (en) | Random access method, network device and user equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20090715 |