CN102334369A - Message transmitting method and device thereof - Google Patents
Message transmitting method and device thereof Download PDFInfo
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- CN102334369A CN102334369A CN200980157459XA CN200980157459A CN102334369A CN 102334369 A CN102334369 A CN 102334369A CN 200980157459X A CN200980157459X A CN 200980157459XA CN 200980157459 A CN200980157459 A CN 200980157459A CN 102334369 A CN102334369 A CN 102334369A
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- 230000011664 signaling Effects 0.000 claims abstract description 60
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 230000003362 replicative effect Effects 0.000 claims description 4
- 230000008569 process Effects 0.000 abstract description 3
- 238000007726 management method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
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- 101001134276 Homo sapiens S-methyl-5'-thioadenosine phosphorylase Proteins 0.000 description 1
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- 101150014328 RAN2 gene Proteins 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000013468 resource allocation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- 230000001360 synchronised effect Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/30—Resource management for broadcast services
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Abstract
A message transmitting method and a base station, a central entity and a system thereof are provided. The method includes the following steps: generating radio resources control signaling, the radio resources control signaling is used for managing and controlling the radio resources; transmitting the radio resources control signaling to the base station so as to allow the base station to copy and forward the radio resources control signaling. By the method, the same radio bearer configurations are carried in the multimedia broadcast multicast service (MBMS) point-to-multipoint control channel (MCCH) transmission and the same process is implemented in different base stations.
Description
Method for message transmission and its equipment technical field
The present invention relates to multicast broadcast service, more particularly to method for message transmission and its equipment.Background technology
MBMS (multimedia broadcast-multicast services are determined in the IEEE RAN2 group meetings in March, 2009）SFN（MBSFN) in MCH (Multicast Channels under pattern）Upper transmission evolution MBMS (E- BMS) control signaling（That is point-to-multipoint control channel（MCCH) ).Therefore, different base station（ENB need to synchronize signaling in).
Synchronization has two reasons.Firstth, the MBSFN transmission requirement content synchronizations of signaling.If the second, network needs undated parameter, the parameter configuration should come into force simultaneously at different eNB, otherwise will destroy data syn-chronization.
Need synchronous control information include-
1st, session status/renewal/stopping message
Expect by different eNB while sending the message.
2nd, MCCH is configured
Radio bearer and message format, and need to limit its copy.
3rd, for from MBMS multiple cell coordination entities（MCE：), in M2 interfaces（Chain of command interface between MCE and eNB）The radio resource allocation of the E-MBMS business of upper forwarding
For example, when business is come or is left, MCE updates the MBSFN subframe distribution conditions of each business
(MSAP)。
4th, the radio bearer of the E-MBMS business for being forwarded from MCE, on M2 interfaces configures the radio bearer parameter of air interface.
The main distinction of E-MBMS signalings and data is for signalling, it is ensured that reliable transmission, that is, in M2 interfaces/M3 interfaces（Chain of command interface between MCE and E-MBMS gateways）Upper no lost packets）, thus re-synchronization need not be carried out.On the other hand, due to carrying out tissue to message by RRC agreements with default form（For example in same message what IE should be）, the problem of not splitting and connect for signaling.
Therefore, be related to for signaling Tong Walk problems-
1st, the delay variation on the interfaces of 2/ Μ of Μ 3, causes the different entry-into-force times（effecting time)
2nd, identical radio bearer is configured in MCCH transmission
3rd, the same treatment in eNB
And currently without for 2, the solutions of 3 two problems.The content of the invention
In order to solve the above problems, embodiments of the present invention propose a kind of method for message transmission and its equipment.According to the one side of embodiment of the present invention, it is proposed that a kind of method for message transmission, including generation radio resource control signaling, wherein, radio resource control signaling is used for the management and control for carrying out Radio Resource；Radio resource control signaling is sent to base station, to allow base station to replicate and forward the radio resource control signaling.
According to the another aspect of embodiment of the present invention, it is proposed that a kind of central entity, including signaling generation unit, for producing radio resource control signaling, wherein, radio resource control signaling is used for the management and control for carrying out Radio Resource；Transmitting element, the radio resource control signaling for signaling generation unit to be produced is sent to base station.
According to the another aspect of embodiment of the present invention, proposes a kind of base station, including：Copied cells, for replicating the radio resource control signaling from central entity, wherein, radio resource control signaling is used for the management and control for carrying out Radio Resource；Retransmission unit, for the radio resource control signaling for forwarding copied cells to replicate.
According to the another aspect of embodiment of the present invention, it is proposed that a kind of system transmitted for message, including above-described central entity and base station.
According to the embodiment of the present invention, RRC information is produced by MCE, base station only carries out the duplication and forwarding of R C message, for each single item business, radio bearer configuration in the MCCH transmitted on each eNB, the format and content of session setup/stopping message are identicals, thus, it is possible to carry identical message in the MCCH of each base station transmission.And each eNB only does same duplication and forward process.Brief description of the drawings
According to the following description with reference to accompanying drawing, advantages of the present invention will become prone to understand, wherein：
Fig. 1 is shown is used for the system schematic that message is transmitted according to the embodiment of the present invention；
Fig. 2 shows MCE block diagrams according to the embodiment of the present invention for the ^ transmission that disappears；
Fig. 3 is shown is used for the base station block diagram that message is transmitted according to the embodiment of the present invention；
Fig. 4 is shown is used for the flow chart for the method that message is transmitted according to the embodiment of the present invention；
Fig. 5 shows basic agreement stack architecture schematic diagram according to the embodiment of the present invention.Embodiment
Below with reference to the accompanying drawings embodiments of the present invention are described in detail.
In embodiments of the present invention, by the wireless heterogeneous networks of chain of command（R C) and packet data convergence protocol (PDCP) function move on in MCE.Actual R C message is produced by MCE and is sent to eNB, and is no longer produced by eNB.In the enb, RRC and PDCP is simply to RLC (wireless spread-spectrum technologies）Layer is replicated and forwarded.Therefore, embodiments of the present invention easily realize RRC content synchronization in Long Term Evolution MBMS (LTE MBMS).
According to the above-mentioned thought of the present invention, it is proposed that a kind of system transmitted for message.As shown in figure 1, the system includes central entity as described below and base station.
It also proposed a kind of central entity.As shown in Fig. 2 including signaling generation unit 210, for producing radio resource control signaling, wherein, radio resource control signaling is used for the management and control for carrying out Radio Resource；Transmitting element 220, the radio resource control signaling for signaling generation unit 210 to be produced is sent to base station.
A kind of base station is also proposed, as shown in figure 3, the base station includes copied cells 310, for replicating the radio resource control signaling from central entity, wherein, radio resource control signaling is used for the management and control for carrying out Radio Resource；Retransmission unit 320, for the radio resource control signaling for forwarding copied cells 310 to replicate.
Central entity mentioned here can be MCE.
Although base station and the central entity that embodiments of the invention are proposed are described in the form of the functional module of separation above, but each group # shown in Fig. 2 and Fig. 3 can realize that the multiple components shown can also be integrated in chip piece or an equipment in actual applications with multiple devices in actual applications.Even central entity can also be that the physical part or logical gate of the function described by embodiments of the present invention are played in some base station.It will be understood by those skilled in the art that the base station and central entity in embodiment of the present invention may also include any unit or device for other purposes.
A kind of effective method that embodiments of the present invention are provided is that RRC signaling is focused in a certain central entity.Because the control signaling of MBMS must all be forwarded via MCE, therefore embodiments of the present invention are preferably by central entities of the MCE with the control plane signaling for dealing with eNB.But embodiments of the present invention are not excluded for focusing on RRC signaling using other central entities known to those of ordinary skill in the art.
It is described below according to above-described base station and the MCE method provided embodiments of the present invention.
Fig. 4 shows that embodiments of the present invention provide the flow chart for the method transmitted for message.As shown in Fig. 4, in step 410, the MCE generation radio resource control signaling of signaling generation unit 210.
Exemplified by initiating multicast service A scene, it is assumed that received according to from E-MBMS gateways as multicast service A
The instruction of distributing radio resource, MCE signaling generation unit 210 produces radio resource control signaling, and radio resource control signaling can be radio bearer configuration message herein（RB configure information), the data surface for transmitting each MBMS is carried within the message and is carried, and the modulation coding mode information of such as channel receives and solved MBMS data for user.
At step 420, the RRC information produced signaling generation unit 210 by MCE transmitting element 220（For example radio bearer with ' put message）It is sent to all eNB for being related to multicast service A.
In step 430, each copied cells 310 being related in multicast industry Α eNB replicates the RCC message from MCE and is forwarded away in step 440 by retransmission unit 320.
Receive after no money carrying configuration message, each copied cells 310 being related in multicast service A eNB does not make any change to the format and content that radio bearer configures message and is just copied into retransmission unit 320 to be forwarded by retransmission unit 320.Then, the mobile terminal in the eNB overlay areas（UE radio bearer configuration information is extracted in the radio bearer configuration message that) can be forwarded from eNB.If now the corresponding users of the UE want receiving multicast traffic A, the UE will set up multicast service A data surface carrying to receive MBMS business datums according to the information extracted.
RRC and PDCP entity acts in eNB are in slave mode, it is also assumed that RRC the and PDCP entities for E-MBMS have been not present in the enb, eNB only replicates and forwarded the message received from MCE at the time of as indicated by default timestamp, so that each eNB for being related to multicast service A can be acted synchronously.
Need in the same time, configuration is held with identical and identical message format is transmitted to MCCH, this gives distributed synchronization（The synchronization carried out between i.e. different eNB）Bring certain complexity.And in embodiments of the present invention, MCE intensively generates RRC information when being configured to physical resource, RRC information is generated in a distributed manner without eNB, reduces the complexity of distributed synchronization.
Fig. 5 shows the basic agreement stack architecture schematic diagram according to above-mentioned technical proposal, as shown in figure 5, RRC the and PDCP entities in MCE generate RRC information according to predetermined form, and passes through eNB RLC, medium education（MAC) layer and physics（PHY) layer is forwarded to UE.RRC the and PDCP functions of chain of command in eNB shown in dotted line are moved in MCE, and eNB is to play a part of replicating and forward without handling the content in RRC information.It is possible thereby to solve the problems, such as to be directed to signaling Tong Walk 2 and 3.That is, because R C message is produced by MCE, for each single item business, radio bearer configuration, delivery time and message content in the MCCH transmitted on each eNB are identicals, solve stationary problem 2.And each eNB only does same duplication and forward process, solves stationary problem 3.
Further, since MCCH is transmitted/repeated with the cycle of a few tens of milliseconds, the delay very little in M2 interfaces,
Therefore while stationary problem 2 and 3 are solved, the technical scheme that embodiments of the present invention are provided also solves stationary problem 1.
Those skilled in the art be should be readily recognized that, the different step of the above method can be realized by programmed computer.Here, some embodiments equally include machine readable or computer-readable program storage device（Such as, digital data storage medium）And the programmed instruction that encoding machine is executable or computer is executable, wherein, the instruction performs some or all steps of the above method.For example, program storage device can be digital storage, magnetic storage medium（Such as Disk and tape）, hardware or the readable t digital datas storage medium of light.Embodiment equally includes the programmed computer for performing the step of the above method.
Description and accompanying drawing only show the principle of the present invention.Thus, it will be appreciated that those skilled in the art can advise different structures, although these different structures are not expressly recited or shown here, but embody the principle of the present invention and be included within its spirit and scope.In addition, it is all referring herein to example be clearly mainly served only for teaching purpose to help reader to understand the design of promotion this area that the principle of the present invention and inventor are contributed, and should be interpreted it is not the limitation to these examples and condition that are specifically mentioned.In addition, all former shellfish U, the statement of aspect and embodiment and its specific examples for mentioning the present invention are comprising including its equivalent herein.
Above description is only used for realizing embodiments of the present invention; it should be appreciated by those skilled in the art; the any modification or partial replacement of the scope of the present invention is not being departed from; the scope that the claim of the present invention should be belonged to limit; therefore, protection scope of the present invention should be defined by the protection domain of claims.
Claims (1)
- Claim1st, a kind of method for message transmission, including：Radio resource control signaling is generated, wherein, the radio resource control signaling is used for the management and control for carrying out Radio Resource；The radio resource control signaling is sent to base station, to allow the base station to replicate and forward the radio resource control signaling.2nd, according to the method described in claim 1, wherein, it is described generation radio resource control signaling include according to default form generate radio resource control signaling.3rd, according to the method described in claim 1, wherein, by the radio resource control signaling be sent to base station include RRC information is transmitted/repeated according to predetermined period.4th, according to the method described in claim 1, wherein, the base station is replicated and forwards the radio resource control signaling to include：Replicated at the time of default timestamp is indicated and forward the radio resource control signaling in the base station.5th, according to the method described in claim 1, in addition to：The entity acts related to the generation of the radio resource control signaling are in slave mode in the base station.6th, a kind of central entity, including-signaling generation unit, for producing radio resource control signaling, wherein, the radio resource control signaling is used for the management and control for carrying out Radio Resource；Transmitting element, the radio resource control signaling for the signaling generation unit to be produced is sent to base station.7th, central entity according to claim 6, wherein, the central entity is multimedia broadcast-multicast service multiple cell coordination entity.8th, a kind of base station, including：Copied cells, for replicating the radio resource control signaling from central entity, wherein, the radio resource control signaling is used for the management and control for carrying out Radio Resource；Retransmission unit, for the radio resource control signaling for forwarding the copied cells to replicate.9th, base station according to claim 8, wherein, the central entity is multimedia broadcast-multicast service multiple cell coordination entity.10th, a kind of system transmitted for message, including the central entity according to claim 6 or 7 and base station according to claim 8 or claim 9.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2009/000480 WO2010124426A1 (en) | 2009-04-30 | 2009-04-30 | Message transmitting method and device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102334369A true CN102334369A (en) | 2012-01-25 |
| CN102334369B CN102334369B (en) | 2013-12-25 |
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| CN200980157459.XA Active CN102334369B (en) | 2009-04-30 | 2009-04-30 | Message transmitting method and device thereof |
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| CN (1) | CN102334369B (en) |
| WO (1) | WO2010124426A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103716144A (en) * | 2012-09-28 | 2014-04-09 | 上海贝尔股份有限公司 | Methods and apparatus for carrying out ePDCCH correlated configuration and obtaining the same, and system |
| WO2019153208A1 (en) * | 2018-02-08 | 2019-08-15 | Oppo广东移动通信有限公司 | Method for handling radio link failure (rlf) and terminal device |
| CN110771226A (en) * | 2017-06-16 | 2020-02-07 | Oppo广东移动通信有限公司 | Method for transmitting data, terminal equipment and network equipment |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114125724B (en) * | 2020-08-28 | 2022-07-29 | 大唐移动通信设备有限公司 | Time synchronization method and device |
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| FI20065323A0 (en) * | 2006-05-15 | 2006-05-15 | Nokia Corp | Management of radio resources |
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- 2009-04-30 CN CN200980157459.XA patent/CN102334369B/en active Active
Patent Citations (5)
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| CN1585302A (en) * | 2003-08-19 | 2005-02-23 | 北京三星通信技术研究有限公司 | Method for transparent transmitting signal to user apparatus from DRNC |
| CN101242573A (en) * | 2007-02-06 | 2008-08-13 | 华为技术有限公司 | Method and system for activating multimedia broadcasting and multicast service |
| US20080274759A1 (en) * | 2007-05-04 | 2008-11-06 | Hongyuan Chen | System and Method for Controlling Base Stations for Multimedia Broadcast Communications |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103716144A (en) * | 2012-09-28 | 2014-04-09 | 上海贝尔股份有限公司 | Methods and apparatus for carrying out ePDCCH correlated configuration and obtaining the same, and system |
| CN103716144B (en) * | 2012-09-28 | 2017-04-05 | 上海贝尔股份有限公司 | A kind of methods, devices and systems for carrying out ePDCCH relevant configurations and obtaining the configuration |
| CN110771226A (en) * | 2017-06-16 | 2020-02-07 | Oppo广东移动通信有限公司 | Method for transmitting data, terminal equipment and network equipment |
| WO2019153208A1 (en) * | 2018-02-08 | 2019-08-15 | Oppo广东移动通信有限公司 | Method for handling radio link failure (rlf) and terminal device |
| US11310103B2 (en) | 2018-02-08 | 2022-04-19 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Method for handling radio link failure (RLF) and terminal device |
Also Published As
| Publication number | Publication date |
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| WO2010124426A1 (en) | 2010-11-04 |
| CN102334369B (en) | 2013-12-25 |
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