CN101166103A - A method for Iub interface service carrier of multimedia broadcast multicast service - Google Patents
A method for Iub interface service carrier of multimedia broadcast multicast service Download PDFInfo
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- CN101166103A CN101166103A CNA2006101370285A CN200610137028A CN101166103A CN 101166103 A CN101166103 A CN 101166103A CN A2006101370285 A CNA2006101370285 A CN A2006101370285A CN 200610137028 A CN200610137028 A CN 200610137028A CN 101166103 A CN101166103 A CN 101166103A
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Abstract
This invention relates to a method for loading services by MBMS Iub port, in which, RNC sets up radio transmission load of MBMS services for each local area and sets up ground transmission load of MBMS services for each node B, and multiple local areas providing MBMS services in the same node share said load, RNC informs local area information multiplexing the load to node B and uses the shared ground transmission load to transmit MBMS service data to node B, which receives the data from the load to distribute the MBMS service data in related local areas according to the information and the related areas transmits the MBMS service data to the empty by their own wireless loads, which can reduce FP load resource used in MBMS.
Description
Technical field
The present invention relates in the mobile communication system MBMS (multimedia broadcast multicast services: MultimediaBroadcast/Multicast Service), particularly a kind of Iub mouth (internodal interface of RNC and B: Interface between an RNC and a Node B) share the method for MBMS transmission bearer.
Background technology
Development along with the 3G (Third Generation) Moblie technology, the mobile data speed that can provide is more and more higher, the application form of mobile service is also more and more diversified, except business such as satisfy that phone, message and surfing Internet with cell phone are browsed, also emerged a large amount of high bandwidth multimedia services, as video conference, television broadcasting, video request program, advertisement, online education, interactive game etc.Wherein there is a class business to have a common characteristic: to require a plurality of users to receive identical business simultaneously.As weather forecast, news, advertisement, information, TV etc.In order to effectively utilize mobile network resource, 3GPP has proposed MBMS, promptly in the mobile network, provide a data source to send the point-to-multipoint service of data to a plurality of users, realize that mobile core network and access network resource are shared, improve utilization rate of network resource, the especially Bao Gui interface resource of eating dishes without rice or wine.
MBMS provides dual mode: broadcast mode and multicast mode.MBMS can not only realize the classes of messages multicast and the broadcasting of plain text low rate, and can also realize the multicast and the broadcasting of high-speed multimedia business, multimedia broadcast/multicast service MBMS is based on the UMTS Packet Based Network, by increasing some new functional entitys, as broadcast multicast service center BMSC, to existing packet domain functional entity such as SGSN (Serving GPRS Support Node: Serving GPRS SupportNode), GGSN (Gateway GPRS Support Node: Gateway GPRS Support Node), BSC (base station controller: Base Station Controller), Radio NetworkController) and UE (subscriber equipment: User Equipment) increase the MBMS function, and defined new logic shared channel and realize that interface-free resources shares RNC (radio network controller:.
MBMS introduces a cover operation flow and is responsible for setting up from BMSC through CN (core net: related network elements Core Network), (Radio Access Network: Radio Access Network) to the multicast of UE or broadcast distribution carrying, its core concept is a plurality of UE bearing resource of shared service distribution tree to greatest extent that receives the same MBMS business by RAN again; The MBMS service bearer structure of the definition of 3GPP is as shown in Figure 1:
At the Gi mouth, only there is a Data-carrying in a MBMS business between BMSC and a GGSN;
At the Gn/Gp mouth, only there is a Data-carrying in a MBMS business between GGSN and a SGSN;
At the Iu mouth, only there is a Data-carrying in a MBMS business between SGSN and a RNC;
At the Iur mouth, there is not the MBMS service bearer;
At the Iub mouth, there are many Data-carryings in a MBMS business between RNC and a B node, and the carrying number is for providing the sub-district number of this MBMS business under the B node;
Can see, most of link of MBMS distribution of services tree has all realized the core concept of MBMS resource-sharing with multiplex mode, but Iub mouth exception, each sub-district under RNC and the B node all needs independently Data-carrying, consider that N sub-district all has UE receiving identical MBMS business under the single NodeB, according to the existing protocol framework, the Iub mouth needs the Data-carrying of N bar, and the MBMS business that sends in this N bar Data-carrying is identical, therefore, there is obvious defects in the protocol infrastructure of Iub mouth, has run counter to the core concept of MBMS resource-sharing.Desirable MBMS service bearer structure as shown in Figure 2, no matter the number of cells of same MBMS business is provided under the B node, MBMS business of Iub mouth only needs a Data-carrying between RNC and a B node.
Summary of the invention
The technical problem to be solved in the present invention is, has obvious defects at the protocol infrastructure of Iub mouth in the prior art, proposes to set up the method that the transmission bearer of sharing provides the MBMS business between RNC and B node in a kind of mobile communication system.
The present invention provides the technical scheme of the method for MBMS business to be between RNC and Node B: radio network controller is set up the wireless transmission carrying of multimedia broadcast multicast service business at each sub-district; At the terrestrial transmission carrying that each B node is set up multimedia broadcast multicast service business, provide a plurality of sub-districts of multimedia broadcast multicast service business to share this carrying in the same B node; Radio network controller is with the cell information report B node of multiplexing carrying; Radio network controller uses the terrestrial transmission carrying of sharing to send the multimedia broadcast multicast service business data to the B node; The B node is received data from the terrestrial transmission carrying of sharing, according to the cell information of multiplexing carrying in related cell distributing multimedia broadcast multicast service business data; The multimedia broadcast multicast services radio bearer of related cell by separately is to the transmitting multimedia broadcast multicast service data of eating dishes without rice or wine.
Such scheme can may further comprise the steps:
Step 1: RNC distributes according to the service area of MBMS business and the UE of reception MBMS business, determines to provide the sub-district of MBMS business;
Step 2: RNC will provide the cell group of corresponding MBMS business according to the B node of management respective cell, and the sub-district in each cell set belongs to same B node;
Step 3: RNC sets up the wireless transmission carrying of MBMS business at each sub-district;
The terrestrial transmission carrying that step 4: RNC sets up the MBMS business at each B node provides a plurality of sub-districts of MBMS business to share this carrying in the same B node;
Step 5: RNC is by NBAP (Node B applying portion: load multiplexing signaling or strengthen FP (frame-forming protocol: Framing Protocol) frame structure is the cell information report B node of multiplexing carrying, and multiplexed information mainly comprises the channel Mapping relation of the corresponding MBMS business of carrying in sub-district that corresponding MBMS business is provided and each sub-district Node B Application Part);
Step 6: RNC uses the terrestrial transmission carrying of sharing to send the MBMS business datum to the B node;
Step 7: the B node is received data from the terrestrial transmission carrying of sharing, and distributes the MBMS business datum according to the cell information of multiplexing carrying in related cell;
Step 8: related cell is launched the MBMS business datum by MBMS radio bearer separately to eating dishes without rice or wine.
In such scheme, by strengthening the cell information report B node of FP frame structure mode with multiplexing carrying, it can be the multiplexing cell information of packing bearing in the forward access channel FP frame structure that strengthens, by the multimedia broadcast multicast services FP carrying of sharing business datum and load multiplexing cell information are sent to the B node then, the B node according to the load multiplexing cell information in the FP frame structure in a plurality of sub-districts distribution service data.
In such scheme, by the cell information report B node of NBAP load multiplexing signaling method with multiplexing carrying, can be between RNC and B node, to increase by one group of NBAP signaling message, the load multiplexing cell information is sent to the B node, the local load multiplexing cell information of preserving of B node, by the multimedia broadcast multicast services FP carrying of sharing business datum is sent to the B node then, the load multiplexing cell information that the B node is preserved according to this locality is in a plurality of sub-districts distribution service data.
Radio network controller is at providing a plurality of sub-districts of corresponding multimedia broadcast multicast service business to set up multimedia broadcast multicast services MAC (the medium access control of sharing: entity Medium AccessControl) in the same B node of ownership, set up the channel Mapping relation of the radio bearer and the service bearer of corresponding multimedia broadcast multicast service business at each sub-district, but only at one of them cell allocation transfer resource, set up the required FP carrying of corresponding multimedia broadcast multicast service business, this carrying is promptly as the shared carrying that corresponding multimedia broadcast multicast service business is provided between radio network controller and B node, share with other sub-districts that corresponding service is provided, radio network controller and other minizones no longer are that corresponding multimedia broadcast multicast service business distributes the FP bearing resource.
The mapping scheme of each sub-district Bearer Channel can be a plurality of multimedia broadcast multicast service business multiplexing same forward access channel; Or be carried on different forward access channels respectively, but many forward access channels are carried on same auxilliary public physical control channel; Perhaps be carried on different forward access channels, and many forward access channels are carried on different auxilliary public physical control channels; Correspondingly, a plurality of multimedia broadcast multicast service business may use identical multimedia broadcast multicast services FP carrying, also may use independently multimedia broadcast multicast services FP carrying, but each business only takies a transfer resource between radio network controller and B node.
Adopt method of the present invention, have following tangible technique effect:
Reduce the FP bearing resource that is used for MBMS.In existing the realization, need set up the FP carrying that is used for MBMS for each sub-district.And behind employing the present invention, each Node B only need be set up a FP carrying that is used for MBMS.Reduced the FP bearing resource that need be used for MBMS greatly, do not wasted.
Reduce the redundant transmission of MBMS content.In existing the realization,, must repeat to send the MBMS content, directly cause the data traffic of RNC and B node processing big for a plurality of sub-districts that send the same MBMS content under the Node B.And behind employing the present invention, need not redundantly send, reduced the flow of RNC and B node processing MBMS data greatly.
Saved the resource of RNC.In existing the realization, for a plurality of sub-districts that send the same MBMS content under the Node B, RNC is necessary for each sub-district and sets up the MBMS content that the MAC entity handles repeats, and directly causes the waste of RNC internal memory and cpu resource.And behind employing the present invention, for a plurality of sub-districts that send the same MBMS content under the Node B, RNC only need set up a MAC entity and handle the MBMS data, has saved the resource of RNC greatly.
Description of drawings
Fig. 1 is a MBMS carrying configuration diagram in the prior art;
Fig. 2 is the MBMS carrying configuration diagram of optimizing;
Fig. 3 is a schematic flow sheet of the present invention;
Fig. 4 is MBMS MAC and a FP entity mapping relations schematic diagram in RNC and the B node;
Fig. 5 is a kind of specific embodiment schematic diagram among the present invention;
Fig. 6 is second kind of specific embodiment schematic diagram among the present invention;
Fig. 7 is the third specific embodiment schematic diagram among the present invention.
Embodiment
Medium Access Control) and FP (frame-forming protocol: entity Framing Protocol) core of the present invention is: RNC has used MBMS MAC towards the enhancing of B node (media interviews control:, share its a plurality of sub-districts that belonged to same B node, the enhancing MBMS FP entity of equity receives the MBMS business datum from the FP carrying of sharing in the B node, distributes in a plurality of sub-districts then.
Fig. 4 show the MBMS MAC of enhancing and FP in RNC and B node mapping relations and RNC and B node between a plurality of sub-districts share the method for MBMS carrying.RNC is according to the support situation of MBMS business in the sub-district of each B node administration, in a plurality of minizones shared RNC and the internodal FP carrying of B of the same B node of ownership.Promptly, RNC is at providing a plurality of sub-districts of corresponding MBMS business to set up the MBMSMAC entity of sharing in the same B node of ownership, set up the channel Mapping relation of the radio bearer and the service bearer of corresponding MBMS business at each sub-district, but only at one of them cell allocation transfer resource, set up the professional required FP carrying of corresponding MBMS, this carrying is promptly as the shared carrying that corresponding MBMS business is provided between RNC and B node, share with other sub-districts that corresponding service is provided, RNC and other minizones no longer are corresponding MBMS traffic assignments FP bearing resource.
Among the present invention, under the B node during a plurality of re-used across cells FP carrying, the mapping scheme of each sub-district Bearer Channel has a variety of RNC at corresponding MBMS operational decision making.As required, same FACH of the professional reusable of a plurality of MBMS (forward access channel: Forward Access Channel), or be carried on different FACH respectively but many FACH are carried on same SCCPCH (auxilliary public physical control channel: Secondary Common ControlPhysical Channel), perhaps be carried on different FACH and many FACH are carried on different SCCPCH, correspondingly, a plurality of MBMS business may be used identical MBMS FP carrying, also may use independently MBMS FP carrying, but each business only takies a transfer resource between RNC and B node.
The MBMS FP that shares on the RNC need safeguard the channel Mapping relation of the corresponding MBMS business of carrying in sub-district that all provide corresponding MBMS business and each sub-district; Correspondingly, the MBMS FP that shares on the B node also need safeguard identical load multiplexing cell information, like this, after the MBMS FP carrying of sharing between corresponding MBMS business datum is by RNC and B node sent to the B node, the B node needed according to load multiplexing information to related cell distribution MBMS business datum.RNC can adopt the multiplexing cell information report B node of two kinds of methods with the MBMS business:
Strengthen FP frame structure mode: the multiplexing cell information of packing bearing in the FACH FP frame structure that strengthens, send to the B node by the MBMS FP carrying of sharing then, the B node is distributed the MBMS business datum according to the multiplexing cell information that carries in the FP frame structure to each sub-district;
NBAP signaling mode: RNC (for example increases by one group of NBAP signaling message by specific NBAP signaling between RNC and B node,) with the load multiplexing cell information report to the B node, thereby control B node is received after the data to each multiplexing sub-district distribution MBMS business datum from the MBMS FP carrying of sharing;
Fig. 5, Fig. 6 and Fig. 7 are respectively the specific embodiment schematic diagrames among the present invention, further specify concrete real mode of the present invention below in conjunction with accompanying drawing.
Set scene: certain B node is supported 2 MBMS stream class service A and B, and service rate is respectively 128kbps and a 32kbps.Use load multiplexing method of the present invention, at a professional RNC only need with the B node under a sub-district set up FP carrying, distribute a transfer resource, can realize professional emission in a plurality of sub-districts.
To this embodiment, possible FP load multiplexing flow process has multiple, and present embodiment is only selected the explanation of part typical scenario.
With reference to figure 5:
Step 510: RNC judged in certain the B node that is connected when professional A initiated 3 sub-district Cell1, Cell2, and Cell3 need provide this business, and these 3 microzonations are divided into a group;
Step 520:RNC is that professional A sets up the PDCP/RLC entity of sharing according to agreement;
Step 530:RNC is at Cell1, and Cell2 and Cell3 set up a shared MBMS MAC entity;
Step 540:RNC is at Cell1, and Cell2 and Cell3 set up the radio bearer of professional A respectively, and the channel Mapping of service bearer relation;
Step 550:RNC selects a sub-district such as the Cell1 allocation of transmission resources at Cell1 among Cell2 and the Cell3, set up the MBMS FP carrying that professional A shares, and the distribution bandwidth is 128kbps; Cell2 and Cell3 be the FP bearing resource of distribution service A not.
Step 560: the professional A of the MBMS FP entity maintaining that professional A shares is at Cell1, and the channel Mapping information among Cell2 and the Cell3 comprises the FACH ID of each sub-district bearer service A, SCCPCH ID, information such as CID; RNC by NBAP load multiplexing signaling process with the load multiplexing cell information report to the B node, or when transmission MBMS business datum, notify B node with the road by MBMS FP frame;
Step 570: the data of professional A are delivered to shared MBMS MC entity through the PDCP/RLC of professional A correspondence entity, pass to corresponding MBMS FP entity again, MBMS FP entity is packaged into MBMS FP frame with business datum, send to the B node by the MBMS FP carrying of sharing between RNC and B node then, if adopt the mode of MBMS FP frame in the step 560 with road notifying cell multiplexed information, need carry professional A at Cell1 in the MBMS FP frame structure, the channel Mapping information among Cell2 and the Cell3;
After step 580:B node is received data from the MBMS FP carrying of sharing, the cell reuse information that MBMS FP entity obtains according to load multiplexing notice signaling flow process, the cell reuse information that perhaps from the FP frame structure, solves, to Cell1, Cell2 and Cell3 distribute the MBMS business datum of carrying in the FP frame structure then;
Step 590:Cell1, Cell2 and Cell3 be the data by corresponding radio bearer transmitting business A respectively.
With reference to figure 6:
Step 610: RNC judged in certain the B node that is connected when professional B initiated 3 sub-district Cell1, Cell2, and Cell3 need provide this business, and these 3 sub-districts provide professional A;
Step 620:RNC is that professional B sets up the mouth PDCP/RLC entity of sharing according to agreement;
Step 630:RNC decision is at Cell1, respectively professional B and professional A is carried among Cell2 and the Cell3 that identical FACH goes up or different FACH but on the identical SCCPCH, therefore directly use the shared MBMS MC entity at professional A foundation;
The FP carrying bandwidth of the professional A that sets up between step 640:RNC modification and Cell1 is 128kbps+32kbps=160kbps, to adapt to the multiplexing of professional A and B;
Step 650: the data of professional A and B are delivered to shared MBMS MC entity through the PDCP/RLC of correspondence entity, pass to shared MBMS FP entity again, MBMS FP entity is packaged into MBMS FP frame with business datum, sends to the B node by the FP carrying of sharing between RNC and Cell1 then;
After step 660:B node was received data from the MBMS FP carrying of sharing, to Cell1, Cell2 and Cell3 distributed the MBMS business datum of carrying in the FP frame structure to MBMS FP according to cell reuse information;
Step 670:Cell1, Cell2 and Cell3 be the data by corresponding radio bearer transmitting business A and B respectively.
With reference to figure 7:
Step 710: RNC judged in certain the B node that is connected when professional B initiated 2 sub-district Cell2, and Cell3 need provide this business, and these 2 sub-districts provide professional A;
Step 720:RNC is that professional B sets up the mouth PDCP/RLM entity of sharing according to agreement;
Step 730:RNC decision is carried on professional B respectively among the Cell3 on the SCCPCH different with professional A at Cell2, therefore sets up a shared MBMS MAC entity at professional B;
Step 740:RNC is at Cell2, and Cell3 sets up the radio bearer of professional B respectively, and the channel Mapping of service bearer relation;
Step 750:RNC selects a sub-district such as the Cell3 allocation of transmission resources at Cell2 among the Cell3, set up the required FP carrying of professional B, and the distribution bandwidth is 32kbps; Cell2 is the FP bearing resource of distribution service B not;
Step 760: the channel Mapping information of the professional B of the MBMS FP entity maintaining that professional B shares in Cell2 and Cell3 comprises the FACH ID of each sub-district bearer service B, SCCPCH ID, information such as CID; RNC by NBAP load multiplexing signaling process with the load multiplexing cell information report to the B node, or when transmission MBMS business datum, notify B node with the road by MBMS FP frame;
Step 770: the data of professional A are delivered to shared MBMS MAC entity through the PDCP/RLC of professional A correspondence entity, pass to corresponding MBMS FP entity again, MBMS FP entity is packaged into MBMS FP frame with business datum, send to the B node by the MBMS FP carrying of sharing between RNC and B node then, if adopt the mode of MBMS FP frame in the step 560 with road notifying cell multiplexed information, carry professional A at Cell1 in the MBMS FP frame structure, the channel Mapping information among Cell2 and the Cell3; The data of professional B are delivered to shared MBMS MAC entity through the PDCP/RLC of professional B correspondence entity, pass to corresponding MBMS FP entity again, MBMS FP entity is packaged into MBMS FP frame with business datum, send to the B node by the MBMS FP carrying of sharing between RNC and B node then, if adopt the mode of MBMS FP frame in the step 760, carry the channel Mapping information of professional B in Cell2 and Cell3 in the MBMS FP frame structure with road notifying cell multiplexed information;
After data were received in the MBMS FP carrying that step 780:B node is shared from professional A, to Cell1, Cell2 and Cell3 distributed the A business datum of carrying in the FP frame structure to MBMS FP according to cell reuse information; After data are received in the MBMS FP carrying that the B node is shared from professional B, the B business datum that MBMS FP carries in Cell2 and Cell3 distribution FP frame structure according to cell reuse information;
Step 790:Cell1, Cell2 and Cell3 are respectively by the radio bearer transmitting business A of professional A and B correspondence and the data of B.
Claims (6)
1. the method for an Iub interface service carrier of multimedia broadcast multicast service, radio network controller are set up the wireless transmission carrying of multimedia broadcast multicast service business at each sub-district; At the terrestrial transmission carrying that each B node is set up multimedia broadcast multicast service business, provide a plurality of sub-districts of multimedia broadcast multicast service business to share this carrying in the same B node; Radio network controller is with the cell information report B node of multiplexing carrying; Radio network controller uses the terrestrial transmission carrying of sharing to send the multimedia broadcast multicast service business data to the B node; The B node is received data from the terrestrial transmission carrying of sharing, according to the cell information of multiplexing carrying in related cell distributing multimedia broadcast multicast service business data; The multimedia broadcast multicast services radio bearer of related cell by separately is to the transmitting multimedia broadcast multicast service data of eating dishes without rice or wine.
2. the method for the described Iub interface service carrier of multimedia broadcast multicast service of claim 1 is characterized in that, may further comprise the steps:
Step 1: radio network controller distributes according to the service area of multimedia broadcast multicast service business and the subscriber equipment of receiving multimedia broadcast multicast service, determines to provide the sub-district of multimedia broadcast multicast service business;
Step 2: radio network controller will provide the cell group of corresponding multimedia broadcast multicast service business according to the B node of management respective cell, and the sub-district in each cell set belongs to same B node;
Step 3: radio network controller is set up the wireless transmission carrying of multimedia broadcast multicast service business at each sub-district;
Step 4: the terrestrial transmission carrying that radio network controller is set up multimedia broadcast multicast service business at each B node provides a plurality of sub-districts of multimedia broadcast multicast service business to share this carrying in the same B node;
Step 5: radio network controller is by the cell information report B node of NBAP frame structure with multiplexing carrying; Multiplexed information mainly comprises the channel Mapping relation of the corresponding multimedia broadcast multicast service business of carrying in sub-district that corresponding multimedia broadcast multicast service business is provided and each sub-district;
Step 6: radio network controller uses the terrestrial transmission carrying of sharing to send the multimedia broadcast multicast service business data to the B node;
Step 7: the B node is received data from the terrestrial transmission carrying of sharing, according to the cell information of multiplexing carrying in related cell distributing multimedia broadcast multicast service business data;
Step 8: the multimedia broadcast multicast services radio bearer of related cell by separately is to the transmitting multimedia broadcast multicast service data of eating dishes without rice or wine.
3. the method for claim 1 or 2 described Iub interface service carrier of multimedia broadcast multicast service, it is characterized in that, describedly with the mode of the cell information report B node of multiplexing carrying be by strengthening FP frame structure mode, the multiplexing cell information of packing bearing in the forward access channel FP frame structure that strengthens, by the multimedia broadcast multicast services FP carrying of sharing business datum and load multiplexing cell information are sent to the B node then, the B node according to the load multiplexing cell information in the FP frame structure in a plurality of sub-districts distribution service data.
4. the method for claim 1 or 2 described Iub interface service carrier of multimedia broadcast multicast service, it is characterized in that, describedly with the mode of the cell information report B node of multiplexing carrying be by the NBAP signaling method, between RNC and B node, increase by one group of NBAP signaling message, the load multiplexing cell information is sent to the B node, the B node is preserved the load multiplexing cell information in this locality, by the multimedia broadcast multicast services FP carrying of sharing business datum is sent to the B node then, the load multiplexing cell information that the B node is preserved according to this locality is in a plurality of sub-districts distribution service data.
5. the method for claim 1 or 2 described Iub interface service carrier of multimedia broadcast multicast service, it is characterized in that, described step 4 further comprises: radio network controller is at providing a plurality of sub-districts of corresponding multimedia broadcast multicast service business to set up the multimedia broadcast multicast services MAC entity of sharing in the same B node of ownership, set up the channel Mapping relation of the radio bearer and the service bearer of corresponding multimedia broadcast multicast service business at each sub-district, but only at one of them cell allocation transfer resource, set up the required FP carrying of corresponding multimedia broadcast multicast service business, this carrying is promptly as the shared carrying that corresponding multimedia broadcast multicast service business is provided between radio network controller and B node, share with other sub-districts that corresponding service is provided, radio network controller and other minizones no longer are that corresponding multimedia broadcast multicast service business distributes the FP bearing resource.
6. the method for claim 1 or 2 described Iub interface service carrier of multimedia broadcast multicast service is characterized in that, the mapping scheme of each sub-district Bearer Channel is: multiplexing same the forward access channel of a plurality of multimedia broadcast multicast service business; Or be carried on different forward access channels respectively, but many forward access channels are carried on same auxilliary public physical control channel; Perhaps be carried on different forward access channels, and many forward access channels are carried on different auxilliary public physical control channels; Correspondingly, a plurality of multimedia broadcast multicast service business may use identical multimedia broadcast multicast services FP carrying, also may use independently multimedia broadcast multicast services FP carrying, but each business only takies a transfer resource between radio network controller and B node.
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| JP2007502070A (en) * | 2003-08-08 | 2007-02-01 | サムスン エレクトロニクス カンパニー リミテッド | Method and apparatus for configuring a protocol for multimedia broadcast / multicast service |
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| WO2014180225A1 (en) * | 2013-05-09 | 2014-11-13 | 中兴通讯股份有限公司 | Communication system, network element device and service processing method therefor |
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