CN101350950B - Method and system for bearing cluster service using multicast and broadcast service - Google Patents
Method and system for bearing cluster service using multicast and broadcast service Download PDFInfo
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- CN101350950B CN101350950B CN2007101374952A CN200710137495A CN101350950B CN 101350950 B CN101350950 B CN 101350950B CN 2007101374952 A CN2007101374952 A CN 2007101374952A CN 200710137495 A CN200710137495 A CN 200710137495A CN 101350950 B CN101350950 B CN 101350950B
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Abstract
The invention discloses a method and a system using a multimedia multicast broadcast service to carry a cluster service; wherein, the method comprises the following steps that: all user equipment being to participate in a cluster session ask a cluster server for a session identity, by which the multicast broadcast service is activated; the cluster server responds to the request of the user equipment, allocates a unified session identity and establishes a carrying uplink with the user equipment; the cluster server sends the session identity and service data sent by the carrying uplink in the user equipment to a broadcast multicast service center; according to the session identity, the broadcast multicast service center generates a temporary mobile group identity, initiates the multicast broadcast service according to the temporary mobile group identity and establishes the carrying downlink with the user equipment. The method and the system using the multimedia multicast broadcast service to carry the cluster service are capable of saving downlink resource greatly.
Description
Technical field
The present invention relates to the communications field, relate more specifically to a kind of method and system of using the multicast broadcast service bearing cluster service.
Background technology
In communication system, trunking communication occupies considerable status always, and general application is arranged in multiple places such as enterprise, functional government departments and mines, but because many-sided factor such as its Radio Resource that takies is more, trunking communication exists with the form of private network always, has therefore limited group system and has played a role many-sided.Make trunking communication enter into ordinary people's life, just must provide group service on the net at public correspondence, just the Radio Resource that trunking communication is taken declines to a great extent.
Multicast and broadcast multimedia service (Multicast/Broadcast Multimedia Service is called for short MBMS) is the professional transmission technology of a kind of point to multiple spot, has a wide range of applications in the wireless network downlink data transmission.In the MBMS technology, business datum is transmitted to a plurality of points from a point, and in wireless side, the MBMS business datum is by Common transport channel all users broadcastings in the sub-district, thereby saved Radio Resource greatly.
And the principal character of wireless colony business is, it is a kind of semiduplex business, have only a user to speak at synchronization, other users can only listen, therefore, be the serious asymmetric business of a kind of up-downgoing, the downlink data amount is considerably beyond up, if all on dedicated channel, carry, then can take a large amount of Radio Resources.
Summary of the invention
One or more problems in view of the above the invention provides a kind of method and system of using the multicast and broadcast multimedia service bearing cluster service.
Method according to use multicast and broadcast multimedia service bearing cluster service of the present invention may further comprise the steps: desire participates in all subscriber equipmenies of cluster session to cluster server queued session sign, and activates multicast broadcast service; Cluster server is the unified session identification of user equipment allocation in response to the request of subscriber equipment, and the up bearing link between foundation and the subscriber equipment; Cluster server is sent to broadcast multicast service center with session sign and subscriber equipment by the business datum that up bearing link sends; And broadcast multicast service center generates the Temporary Mobile Group Identity of multicast broadcast service according to session identification, initiates multicast broadcast service according to Temporary Mobile Group Identity, and the downlink bearing link between foundation and the subscriber equipment.
Wherein, subscriber equipment identifies to the cluster server queued session by the Gi mouth.Cluster server sends session identification by the Gi mouth to subscriber equipment.Wherein, broadcast multicast service center set up and subscriber equipment between down link the time, send Temporary Mobile Group Identity and session identification to subscriber equipment, subscriber equipment judges according to the Temporary Mobile Group Identity and the session identification that receive whether multicast broadcast service is the downlink bearing of respective cluster business, if then set up the corresponding downstream carrying with broadcast multicast service center.Wherein, subscriber equipment sends business datum via the Gi mouth to cluster server by GGSN.Cluster server by and broadcast multicast service center between interface, session sign and subscriber equipment are sent to broadcast multicast service center by the business datum that up bearing link sends.Subscriber equipment is preserved the session identification that cluster server distributes in this locality.
System according to use multicast and broadcast multimedia service bearing cluster service of the present invention, comprise: the identification request device, be positioned at user equipment side, being used to ask cluster server is the user equipment allocation session identification, and activates multicast broadcast service on subscriber equipment; The up link apparatus for establishing is positioned at the cluster server side, is used for the request in response to the identification request device, is the unified session identification of user equipment allocation, and sets up the up bearing link between cluster server and the subscriber equipment; Information transmitting apparatus is positioned at the cluster server side, is used for session sign and subscriber equipment are sent to broadcast multicast service center by the business datum that up bearing link sends; And down link apparatus for establishing, be positioned at the broadcast multicast service center side, be used for generating the Temporary Mobile Group Identity of multicast broadcast service according to session identification, initiate multicast broadcast service according to Temporary Mobile Group Identity, and set up the downlink bearing link between broadcast multicast service center and the subscriber equipment.
Wherein, the identification request device identifies to the cluster server queued session by the Gi mouth.The up link apparatus for establishing sends session identification by the Gi mouth to subscriber equipment.Information transmitting apparatus is sent to broadcast multicast service center with session sign and subscriber equipment by the business datum that up bearing link sends by the interface between cluster server and the broadcast multicast service center.Subscriber equipment is preserved the session identification that the up link apparatus for establishing distributes in this locality.
In sum, the present invention has been incorporated into the downlink service data that comes bearing cluster communication in the trunking communication with the MBMS technology, because MBMS is carried on the common signal channel, so all users share same resource, thereby has significantly saved downlink resource.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart according to the method for the use multicast and broadcast multimedia service bearing cluster service of the embodiment of the invention;
Fig. 2 is the block diagram according to the system of the use multicast and broadcast multimedia service bearing cluster service of the embodiment of the invention; And
Fig. 3 is the network diagram according to the system of the use multicast and broadcast multimedia service bearing cluster service of the embodiment of the invention.
Embodiment
Below with reference to accompanying drawing, describe the specific embodiment of the present invention in detail.
With reference to figure 1, the method according to the use multicast and broadcast multimedia service bearing cluster service of the embodiment of the invention is described.As shown in Figure 1, this method may further comprise the steps:
S102, desire participates in all subscriber equipmenies (UserEquipment is called for short UE) of same cluster session to the cluster server registration, is its assign sessions sign by Gi mouth request cluster server, and activates the MBMS business.
S104, cluster server are the session identification of UE distributing uniform in response to the request of UE, and initiate the cluster session by the Gi mouth to all UE, the up bearing link between foundation and the UE.
S106, when the cluster session begins, cluster server by and broadcast multicast service center (Broadcast/Multicast Service Center, be called for short BMSC) between newly-increased interface, session sign and the UE business datum by up bearing link transmission is sent to BMSC.
S108, BMSC generates the Temporary Mobile Group Identity (Temporary Mobile Group Identifier is called for short TMGI) of MBMS business according to the session identification of receiving, and preserves the corresponding relation between session identification and the TMGI; Initiate the MBMS business according to TMGI then, set up and participate in downlink bearing between each UE of session, be used for the downlink data of bearing cluster session.
Wherein, after UE receives the cluster session identification of TMGI value in the professional beginning of the MBMS message and cluster server distribution, judge whether the MBMS business is the downlink bearing of respective cluster business, if then cooperate and set up corresponding downstream and carry with BMSC.After the cluster session begins, when the user need make a speech, upstream data is given cluster server from GGSN (Gateway GPRS Supporting Node is called for short GGSN) through the Gi oral instructions, and cluster server participates in the users broadcasting of session to other for BMSC this data forwarding.
With reference to figure 2, the system according to the use multicast and broadcast multimedia service bearing cluster service of the embodiment of the invention is described.As shown in Figure 2, this system comprises: identification request device 202, be positioned at user equipment side, and being used to ask cluster server is the user equipment allocation session identification, and activates multicast broadcast service on subscriber equipment; Up link apparatus for establishing 204 is positioned at the cluster server side, is used for the request in response to the identification request device, is the unified session identification of user equipment allocation, and sets up the up bearing link between cluster server and the subscriber equipment; Information transmitting apparatus 206 is positioned at the cluster server side, is used for session sign and subscriber equipment are sent to broadcast multicast service center by the business datum that up bearing link sends; And down link apparatus for establishing 208, be positioned at the broadcast multicast service center side, be used for generating the Temporary Mobile Group Identity of multicast broadcast service according to session identification, initiate multicast broadcast service according to Temporary Mobile Group Identity, and set up the downlink bearing link between broadcast multicast service center and the subscriber equipment.
Wherein, the identification request device identifies to the cluster server queued session by the Gi mouth.The up link apparatus for establishing sends session identification by the Gi mouth to subscriber equipment.Information transmitting apparatus is sent to broadcast multicast service center with session sign and subscriber equipment by the business datum that up bearing link sends by the interface between cluster server and the broadcast multicast service center.Subscriber equipment is preserved the session identification that the up link apparatus for establishing distributes in this locality.
In sum, the present invention has been incorporated into UMTS server net (according to the networking diagram of the system of the use multicast and broadcast multimedia service bearing cluster service of the embodiment of the invention as shown in Figure 3) to the server of cluster control, pass control information and user data by the Gi oral instructions between the GGSN network element of cluster server and UMTS, and transmit user data and control information by newly-increased interface between the BMSC.Cluster server the descending MBMS Business Processing of being used as of group service, is given BMSC data passes when the beginning group service, send to UE by the MBMS carrying.When up, UE still is sent to cluster server to data by the Gi mouth and handles.Like this, in descending, each UE shares a transmission bearer, thereby has saved Internet resources greatly.
The above is embodiments of the invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within the claim scope of the present invention.
Claims (11)
1. a method of using the multicast and broadcast multimedia service bearing cluster service is characterized in that, may further comprise the steps:
Desire participates in all subscriber equipmenies of cluster session to cluster server queued session sign, and activates multicast broadcast service;
Described cluster server is the unified session identification of described user equipment allocation in response to the request of described subscriber equipment, and the up bearing link between foundation and the described subscriber equipment;
Described cluster server is sent to broadcast multicast service center with described session identification and described subscriber equipment by the business datum that described up bearing link sends; And
Described broadcast multicast service center generates the Temporary Mobile Group Identity of described multicast broadcast service according to described session identification, initiates described multicast broadcast service according to described Temporary Mobile Group Identity, and the downlink bearing link between foundation and the described subscriber equipment.
2. the method for use multicast broadcast service bearing cluster service according to claim 1, it is characterized in that, to the described session identification of described cluster server request, described cluster server sends described session identification by described Gi mouth to described subscriber equipment to described subscriber equipment by the Gi mouth.
3. the method for use multicast broadcast service bearing cluster service according to claim 2, it is characterized in that, described broadcast multicast service center set up and subscriber equipment between down link the time, send described Temporary Mobile Group Identity and described session identification to described subscriber equipment, described subscriber equipment judges according to the described Temporary Mobile Group Identity and the described session identification that receive whether described multicast broadcast service is the downlink bearing of respective cluster business, if then set up the corresponding downstream carrying with described broadcast multicast service center.
4. the method for use multicast broadcast service bearing cluster service according to claim 3 is characterized in that, described subscriber equipment sends described business datum via described Gi mouth to described cluster server by GGSN.
5. the method for use multicast broadcast service bearing cluster service according to claim 4, it is characterized in that, described cluster server by and described broadcast multicast service center between interface, described session identification and described subscriber equipment are sent to described broadcast multicast service center by the business datum that described up bearing link sends.
6. the method for use multicast broadcast service bearing cluster service according to claim 5 is characterized in that, described subscriber equipment is preserved the described session identification that described cluster server distributes in this locality.
7. a system that uses the multicast and broadcast multimedia service bearing cluster service is characterized in that, comprising:
The identification request device is positioned at user equipment side, and being used to ask cluster server is described user equipment allocation session identification, and activates multicast broadcast service on described subscriber equipment;
The up link apparatus for establishing is positioned at described cluster server side, is used for the request in response to described identification request device, is the unified session identification of described user equipment allocation, and sets up the up bearing link between described cluster server and the described subscriber equipment;
Information transmitting apparatus is positioned at described cluster server side, is used for described session identification and described subscriber equipment are sent to broadcast multicast service center by the business datum that described up bearing link sends; And
The down link apparatus for establishing, be positioned at described broadcast multicast service center side, be used for generating the Temporary Mobile Group Identity of described multicast broadcast service according to described session identification, initiate described multicast broadcast service according to described Temporary Mobile Group Identity, and set up the downlink bearing link between described broadcast multicast service center and the described subscriber equipment.
8. the system of use multicast broadcast service bearing cluster service according to claim 7 is characterized in that, the identification request device passes through the Gi mouth to the described session identification of described cluster server request.
9. the system of use multicast broadcast service bearing cluster service according to claim 8 is characterized in that, described up link apparatus for establishing sends described session identification by described Gi mouth to described subscriber equipment.
10. the system of use multicast broadcast service bearing cluster service according to claim 9, it is characterized in that, described information transmitting apparatus is sent to described broadcast multicast service center with described session identification and described subscriber equipment by the business datum that described up bearing link sends by the interface between described cluster server and the described broadcast multicast service center.
11. the system of use multicast broadcast service bearing cluster service according to claim 10 is characterized in that, described subscriber equipment is preserved the described session identification that described up link apparatus for establishing distributes in this locality.
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| CN2007101374952A CN101350950B (en) | 2007-07-16 | 2007-07-16 | Method and system for bearing cluster service using multicast and broadcast service |
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| CN2007101374952A CN101350950B (en) | 2007-07-16 | 2007-07-16 | Method and system for bearing cluster service using multicast and broadcast service |
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| CN101350950A CN101350950A (en) | 2009-01-21 |
| CN101350950B true CN101350950B (en) | 2011-12-07 |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102111715B (en) * | 2009-12-23 | 2014-04-30 | 华为终端有限公司 | Method, device and system for multicast broadcast business |
| CN102300169A (en) * | 2010-06-23 | 2011-12-28 | 中兴通讯股份有限公司 | Trunking service processing method and system |
| CN102469415B (en) * | 2010-11-04 | 2014-08-13 | 中兴通讯股份有限公司 | Method, terminal and system for point-to-multipoint calling in cluster system based on long term evolution (LTE) technology |
| CN103391516B (en) * | 2012-05-11 | 2018-08-10 | 中兴通讯股份有限公司 | Digital cluster system group call resource distribution method and equipment under long-term evolution structure |
| CN104283602B (en) * | 2013-07-09 | 2018-12-25 | 中兴通讯股份有限公司 | Cluster trunking method, apparatus and system |
| CN105813025B (en) * | 2014-12-31 | 2019-05-10 | 华为技术有限公司 | A kind of group communication method and server |
| WO2017070838A1 (en) * | 2015-10-27 | 2017-05-04 | 华为技术有限公司 | Resource scheduling method, base station, scheduler, program server and system |
| WO2017167012A1 (en) * | 2016-04-01 | 2017-10-05 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for facilitating multicast communication |
| CN111836205B (en) * | 2019-04-15 | 2022-05-17 | 海能达通信股份有限公司 | Multicast service implementation method based on cluster communication and related equipment |
| CN110830927A (en) * | 2019-11-08 | 2020-02-21 | 佳讯飞鸿（北京）智能科技研究院有限公司 | Multimedia cluster communication method, device and terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1463103A (en) * | 2002-04-09 | 2003-12-24 | 三星电子株式会社 | Appts. and method for transmitting control information of multimedia broadcasting/combined broadcasting affairs |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1463103A (en) * | 2002-04-09 | 2003-12-24 | 三星电子株式会社 | Appts. and method for transmitting control information of multimedia broadcasting/combined broadcasting affairs |
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