CN101771946B - MBMS business control signaling updating method and system based on base station - Google Patents
MBMS business control signaling updating method and system based on base station Download PDFInfo
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- CN101771946B CN101771946B CN2008102468966A CN200810246896A CN101771946B CN 101771946 B CN101771946 B CN 101771946B CN 2008102468966 A CN2008102468966 A CN 2008102468966A CN 200810246896 A CN200810246896 A CN 200810246896A CN 101771946 B CN101771946 B CN 101771946B
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The invention discloses a multimedia broadcasting/multicast service (MBMS) business control signaling updating method and a system based on a base station, which are used for solving the technical problem of electric energy consumption caused by repeated receiving of the same control signaling by a terminal. The method of the invention comprises the following steps: using the relevant base station for sending the MBMS business for judging whether the control signaling of the MBMS business is updated or not and whether a corresponding updating indication signaling is generated or not; and sending the control signaling of the MBMS business and the corresponding updating indication singling to the terminal by the base station. Through the technical scheme of the invention, the communication amount between the MCE and the base station is greatly reduced, the system executing efficiency is improved, and the electric energy consumption of the terminal is lowered.
Description
Technical field
The present invention relates to LTE (Long Term Evolution, Long Term Evolution) system, particularly a kind of multimedia broadcast-multicast service (Multimedia Broadcast Multicast Service, MBMS) method of control signaling update based on the base station.
Background technology
Along with the fast development of Internet and popularizing of large-screen multi-functional mobile phone; A large amount of mobile data multimedia services and various high bandwidth multimedia service have appearred; For example; Video conference, television broadcasting, video request program, advertisement, online education, interactive game etc., these professional business demands that satisfied the continuous rising of mobile subscriber are on the one hand also brought new business growth point for mobile operator on the other hand.These mobile data multimedia services require a plurality of users can receive identical data simultaneously, compare with general data service, have characteristics such as data volume is big, longer duration, delay sensitive.
In order to effectively utilize mobile network resource; Third generation partner program (3rd Generation Partnership Project; Abbreviate 3GPP as) to have proposed MBMS professional; This business is a kind ofly to transmit the technology of data from a data source to a plurality of targets, has realized sharing of network (comprising core net and Access Network) resource, has improved the utilance of Internet resources (especially air interface resource).The MBMS of 3GPP definition not only can realize the classes of messages multicast and the broadcasting of plain text low rate; But also can realize broadcasting and the multicast that high-speed multimedia is professional; Multiple rich video, audio frequency and multimedia service are provided; This has complied with following mobile data Development Trend undoubtedly, for the development of 3G provides better professional prospect.
In LTE, according to the MBMS business characteristic, confirming that the MBMS business is semi-static business, mainly is because the MBMS traffic carrying capacity is fix constant basically here; Next is distributed to MBMS professional resource location and size and remains unchanged basically; The MBMS service area remains unchanged basically, and the quantity of MBMS business is constant basically in the service area, and the MBMS business is at broadcasting control channel (Broadcast Control Channel; BCCH) schedule information on changes slower, and MBMS control signaling update is comparatively slow.Above-mentioned these all are by professional self the characteristics decision of MBMS.
The terminal will receive the professional data of own interested MBMS, must receive the resource location that just can know the MBMS business datum after a series of control signaling.The variation of these control signalings is slowly; The packet that is this transmission uses identical control signaling with the data that sent last time; Any renewal possibly can not take place in the long period in the control signaling like this; If the control signaling is all gone to receive in the terminal at every turn, must waste the electric energy at terminal.
Summary of the invention
In view of this; One of main purpose of the present invention is to provide a kind of MBMS business control signaling method for updating based on the base station; Be used to solve how choose reasonable is judged the node whether the MBMS business control signaling upgrades, how notify the terminal and reduce the technical problem that identical MBMS business control signaling is repeated to receive in the terminal.
For achieving the above object, technical scheme of the present invention is achieved in that
A kind of MBMS business control signaling method for updating based on the base station, performing step is following:
Whether renewal takes place and produce the corresponding indication signaling that upgrades by sending the professional professional control signaling of relevant base station judges MBMS of MBMS, control signaling that said base station is professional with said MBMS and the corresponding indication signaling that upgrades send to the terminal;
Professional for many cell patterns MBMS; By many Cell Broadcast CBs multicast coordination entity (Multi-cell/multicast Coordination Entity; MCE) be multimedia broadcasting and multicast Single Frequency Network (Multimedia Broadcast multicast service Single Frequency NetWork; MB SFN) the MBMS business configuration of many cell patterns control signaling in the zone; And send to said control signaling and participate in the professional base station of this MBMS, whether upgrade by participating in the professional control signaling of the professional base station judges MBMS of this MBMS in the zone, and form the corresponding indication signaling that upgrades.
Further, professional for single cell pattern MBMS, by the control signaling of sending this professional base station configuration MBMS business, and judge whether the professional control signaling of current MBMS is upgraded, and no matter whether more new capital forms corresponding renewal indication signaling.Said base station sends to the terminal to the professional control signaling of MBMS with the corresponding indication signaling that upgrades on the resource of stipulating separately.
Further, participating in the professional base station of this MBMS sends control signaling and the corresponding indication signaling that upgrades on the resource of stipulating separately.
Further, for single cell pattern, the base station compares the professional control signaling and the professional control signaling of the preceding MBMS that once produces of MBMS of self current generation, thereby judges whether the professional control signaling of said MBMS is upgraded.
Further; For many cell patterns; The professional control signaling of MBMS that once produces before control signaling that the base station is professional with the MBMS of the current generation of MCE that receives and the MCE that receives compares, thereby judges whether the professional control signaling of said MBMS is upgraded.
Further; Said terminal at first receives said renewal indication signaling; And judge according to the renewal indication signaling that receives whether the professional control signaling of said MBMS is upgraded, if take place to upgrade then use last receive be stored in the professional control signaling of local MBMS; If upgrade, then receive the control signaling of new MBMS business and store in this locality.
Further, the professional control signaling of said MBMS comprises the professional relevant scheduling configuration information with MBMS at least, and said scheduling configuration information comprises at least: running time-frequency resource, modulation system and code rate.
Further; Produce the out of Memory except that the professional scheduling configuration information of being correlated with of above-mentioned MBMS to MCE; For example main multileaving control channel (Primary Multicast Control Channel, P-MCCH) and/or inferior multileaving control channel (Secondary Multicast Control Channel, scheduling of resource configuration information S-MCCH) etc.; Also can adopt the above-mentioned steps flow process; Can be contained in the middle of the said control signaling or form new signaling separately, judge and forms the corresponding indication signaling that upgrades that by the base station base station is transmitted to and sends to the terminal after then being recombinated by base station resolves in the terminal if desired.
Another object of the present invention is to provide a kind of system that upgrades based on the MBMS business control signaling of base station, for achieving the above object, technical scheme of the present invention is achieved in that
A kind of system that upgrades based on the MBMS business control signaling of base station comprises:
Have and judge the base station of corresponding renewal indication signaling is upgraded and produced to the professional control signaling of MBMS whether;
Have and to judge whether that according to said renewal indication signaling needs receive the terminal of the professional control signaling capability of new MBMS.
Control signaling that said base station is professional with said MBMS and the corresponding indication signaling that upgrades together send to said terminal;
In the said system,, also comprise the MCE of the MBMS business configuration control signaling that is used to many cell patterns in the MBSFN zone for many cell patterns MBMS business; Send to the base station of participating in this MBMS business to said control signaling by MCE, whether upgrade, and form the corresponding indication signaling that upgrades by the control signaling of participating in the professional base station judges MBMS business of this MBMS in the zone.
Further, professional in the said system for single cell pattern MBMS, by the control signaling of sending this professional base station configuration MBMS business, and judge whether the professional control signaling of current MBMS is upgraded, and form the corresponding indication signaling that upgrades.
Further, in the said system, said control signaling comprises the professional relevant scheduling configuration information with MBMS at least, and said scheduling configuration information comprises at least: running time-frequency resource, modulation system and code rate.
Adopt technical scheme of the present invention; The terminal can in time be notified through upgrading indication signaling according to the more new situation of control signaling in the base station; Though professional for each MBMS, whether no matter the base station controls signaling new capital takes place more need send control signaling and upgrade indication signaling to the terminal, upgrades indication signaling and can send to the terminal earlier; For setting up the terminal that link is receiving the MBMS business datum; When determining the control signaling when not changing, needn't receive the control signaling that this upgrades again, therefore saved the electric energy at terminal.
Description of drawings
Fig. 1 is many cell patterns of the present invention MBMS business control signaling and the flow chart that upgrades indication signaling;
Fig. 2 A be system according to the invention based on the network architecture that transmits of the realization MBMS business control signaling that separates with the base station of MCE;
Fig. 2 B be system according to the invention based on the network architecture that transmits of MCE and the base station realization MBMS business control signaling that is in same node;
Fig. 3 is the professional control signaling and the flow chart that upgrades indication signaling of MBMS under single cell pattern of the present invention.
Embodiment
For making the object of the invention, technical scheme and advantage clearer, below lift embodiment and, the present invention is further explained with reference to accompanying drawing.
In the existing network architecture of LTE; The control signaling load mode of the professional chain of command of MBMS has two kinds, respectively shown in Fig. 2 A and Fig. 2 B, among Fig. 2 A; The control signaling of core net sends MCE through the M3 interface to from the MBMS gateway, sends relevant base station by MCE to through the M2 interface then; Among Fig. 2 B, the MCE entity is positioned in the middle of the base station, and after the control signaling sends the MCE entity through the M3 interface to from the MBMS gateway, MCE directly will control signaling through internal interface and send base station handled entity to.The difference of Fig. 2 A and Fig. 2 B is, among the 2B the interface between MCE and the base station as an internal interface, thereby transfer the M2 interface to internal interface, so just need not be to the M2 nuclear interface standardizing.Two flow processs respectively have superiority in different application scenes, so support the professional chain of command flow process of two kinds of MBMS among the LTE simultaneously.
Embodiment 1:
Suppose that in a MBSFN service area the professional transmission of MBMS of the many sub-districts in this zone is all participated in the base station in this zone.
Step 101:MCE is the unified configuration control of each professional packet of each a MBMS signaling, and a control signaling for the professional packet configuration of this each MBMS waiting for transmission sends to all base stations of participating in this packet transmission;
The professional control signaling of said MBMS comprises the used running time-frequency resource information of each base station each MBMS business data packet of transmission (transmitting time and transmission frequency), modulation intelligence, code rate information etc. at least.The unified configuration control of MCE signaling can guarantee in this MBMS service area; The physical signalling that the professional packet of each MBMS sends on the antenna of each base station all the time all is in full accord; The just stack naturally aloft of electromagnetic wave signal that is used for carrying same MBMS service data that send all the time each base station like this is to increase signal power.
Step 102: after the control signaling of professional this data to be transferred bag of the MBMS that receives is resolved in the base station, according to arranging form reorganization signaling with the terminal;
The base station to this professional packet of each MBMS to be sent all operate as follows: the control signaling of the packet that each MBMS that MCE is sent is professional is carried out dissection process, the form group bag that can discern according to the terminal again the control signaling that takes place to upgrade.
Step 103: whether the control signaling of base station judges MBMS business data packet is upgraded, if upgrade, then execution in step 104; If do not upgrade then execution in step 105;
Step 104: the base station is that the control signaling of professional this packet to be passed of this MBMS generates the corresponding indication signaling that upgrades when controlling signaling generation renewal, and execution in step 106 then;
Step 105: the corresponding indication signaling that the upgrades when base station is not upgraded for the control signaling generation control signaling of professional this packet to be passed of this MBMS, execution in step 106 then;
Use the binary digit of 1 bit to constitute the renewal indication signaling in the present invention's one specific embodiment, in the time need not forming the renewal indication signaling of this MBMS business, this binary bit value is 0; If when needing to form the renewal indication signaling of this MBMS business, this binary bit value is 1; Under the situation that need not dispose new control signaling, the control signaling of last time can be continued to use in the base station, and MCE only sends to relevant base station to current newly-generated renewal indication signaling.Otherwise MCE is the professional new control signaling of this packet to be sent configuration of this MBMS, and together sends to relevant base station to new control signaling with the corresponding indication signaling that upgrades.
Step 106: the base station sends to the terminal to the corresponding indication signaling that upgrades of control signaling and its;
MCE can also produce with professional some the relevant information of many cell MBMSs and send to relevant base station; For example; The information that comprises among the information that comprises among the P-MCCH (schedule information of S-MCCH for example, effectively business information etc.), the S-MCCH (for example the professional radio bearer configuration information of MBMS etc.).The base station also can be adopted above-mentioned to the professional identical processing mode of packet of MBMS to these information; These packets of information are contained in the middle of the professional control signaling of described MBMS or form independent signaling; And form corresponding renewal indication signaling, then these information are sent on the resource of regulation.
The base station obtain MCE for the relevant information of the control signaling of the professional packet of each this MBMS to be sent or MBMS after; The base station is through after resolving; The form that the control signaling of the packet of this MBMS to be sent business or the relevant information of MBMS can be discerned according to the terminal with each reorganizes controls signaling or the relevant information of MBMS, and corresponding renewal indication signaling.Here comprise specifically that resolving, reassemble into the terminal to the control signaling that MCE sends can the recognition data form; Resolving, reassemble into the terminal to the MBMS relevant information that MCE sends can the recognition data form; For above-mentioned control signaling and MBMS service related information form corresponding renewal indication signaling.Above-mentioned all signalings that form according to the rules form on the resource of regulation, send.
Send the control signaling form according to the rules of final this MBMS business data packet to be sent that forms the base station on the resource of regulation; Renewal indication signaling according to the rules the form corresponding the control signaling of this MBMS business data packet to be sent sends on the regulation resource, on the resource of regulation, sends MBMS relevant information and renewal indication signaling form according to the rules thereof.
The characteristics of present embodiment are; Whether upgrade by this control signaling to be sent of base station judges; And form according to the rules forms the professional control signaling of MBMS; Form according to the rules forms the corresponding renewal indication signaling of MBMS business control signaling, and on the resource of regulation, sends to the terminal.
Embodiment 2:
Fig. 3 is the professional control signaling and the process chart that upgrades indication signaling of MBMS under the single cell pattern of the present invention.Whether the characteristics of this embodiment are to be upgraded by this control signaling to be sent of base station judges; And form according to the rules forms the professional control signaling of MBMS; Form according to the rules forms the MBMS business control signaling and upgrades indication signaling, and on the resource of regulation, sends to the terminal.
Step 301: whether base station judges is for the first time this MBMS business configuration control signaling; If then execution in step 302; Execution in step 303 then if not;
Step 302: the base station is professional this packet configuration control signaling waiting for transmission of this MBMS of single sub-district;
Step 303: whether base station judges need upgrade the control signaling, if execution in step 304 then; Execution in step 305 then if not;
Step 304: the base station is that professional this packet to be passed of this MBMS produces new control signaling and generate the control signaling the corresponding indication signaling that upgrades when taking place to upgrade;
Step 305: the base station is not that professional this packet to be passed of this MBMS produces new control signaling, and the control signaling of last time is used in continuation, upgrades indication signaling when the control signaling is not upgraded accordingly but need to generate;
Step 306: the base station sends to the terminal to the corresponding indication signaling that upgrades of said control signaling and its;
In this step; The base station needs will control signaling and upgrade indication signaling accordingly to be packaged into the form that the terminal can be discerned; Send the control signaling form according to the rules of final this MBMS business data packet to be sent that forms the base station on the resource of regulation, renewal indication signaling according to the rules the form corresponding the control signaling of this MBMS business data packet to be sent sends on the regulation resource.
In the present embodiment, the control signaling comprises the used running time-frequency resource information of base station each MBMS business data packet of transmission (transmitting time and transmission frequency), modulation intelligence and code rate information at least.
In the present embodiment; Can also produce and transmission and the professional relevant information of uni-cell MBMS; For example, the information that comprises among the information that comprises among the P-MCCH (schedule information of S-MCCH for example, business information etc.) effectively, the S-MCCH (for example the professional radio bearer configuration information of MBMS etc.).The professional identical processing of packet of above-mentioned MBMS also can be adopted to these information in the base station; These packets of information are contained in the middle of the professional control signaling of described MBMS or form independent signaling; And form corresponding renewal indication signaling, then these information and renewal indication signaling form according to the rules thereof are sent on the resource of regulation.。
The above is merely preferred embodiment of the present invention, is not to be used to limit protection scope of the present invention.
Claims (8)
1. MBMS business control signaling method for updating based on the base station is characterized in that:
Whether renewal takes place and produce the corresponding indication signaling that upgrades by sending the professional professional control signaling of relevant base station judges MBMS of MBMS, control signaling that said base station is professional with said MBMS and the corresponding indication signaling that upgrades send to the terminal;
Professional for many cell patterns MBMS; By many Cell Broadcast CBs multicast coordination entity MCE is the MBMS business configuration control signaling of many cell patterns in the multimedia broadcasting and multicast Single Frequency Network MBSFN zone; And said control signaling sent to participate in the professional base station of this MBMS; Whether upgrade by participating in the professional said control signaling of base station judges of this MBMS in the zone, and form the corresponding indication signaling that upgrades.
2. method according to claim 1; It is characterized in that, professional for single cell pattern MBMS, by sending the professional control signaling of this professional base station configuration MBMS; And judge whether the professional control signaling of current MBMS is upgraded, and form the corresponding indication signaling that upgrades.
3. method according to claim 1; It is characterized in that; Said terminal at first receives said renewal indication signaling; And judge according to the renewal indication signaling that receives whether the professional control signaling of said MBMS is upgraded, if take place to upgrade then use last receive be stored in the professional control signaling of local MBMS; If upgrade, then receive the control signaling of new MBMS business and store in this locality.
4. method according to claim 1 is characterized in that, the professional control signaling of said MBMS comprises the professional relevant scheduling configuration information with MBMS at least, and said scheduling configuration information comprises at least: running time-frequency resource, modulation system and code rate.
5. method according to claim 1 is characterized in that, described control signaling also comprises the scheduling of resource configuration information of main multileaving control channel P-MCCH and/or inferior multileaving control channel S-MCCH.
6. a system that upgrades based on the MBMS business control signaling of base station is characterized in that, comprising:
Have and judge the base station of corresponding renewal indication signaling is upgraded and produced to the professional control signaling of MBMS whether;
Have and to judge whether that according to said renewal indication signaling needs receive the terminal of the professional control signaling capability of new MBMS;
Control signaling that said base station is professional with said MBMS and the corresponding indication signaling that upgrades together send to said terminal;
For many cell patterns MBMS business, also comprise the MCE of the MBMS business configuration control signaling that is used to many cell patterns in the MBSFN zone; Send to the base station of participating in this MBMS business to said control signaling by MCE, whether upgrade, and form the corresponding indication signaling that upgrades by the control signaling of participating in the professional base station judges MBMS business of this MBMS in the zone.
7. system according to claim 6; It is characterized in that, professional for single cell pattern MBMS, by sending the professional control signaling of this professional base station configuration MBMS; Judge whether the professional control signaling of current MBMS is upgraded, and form the corresponding indication signaling that upgrades.
8. system according to claim 6 is characterized in that, said control signaling comprises the professional relevant scheduling configuration information with MBMS at least, and said scheduling configuration information comprises at least: running time-frequency resource, modulation system and code rate.
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| CN2008102468966A CN101771946B (en) | 2008-12-29 | 2008-12-29 | MBMS business control signaling updating method and system based on base station |
| PCT/CN2009/076080 WO2010078808A1 (en) | 2008-12-29 | 2009-12-25 | Method and system for updating mbms control signaling based on base station |
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| CN2008102468966A CN101771946B (en) | 2008-12-29 | 2008-12-29 | MBMS business control signaling updating method and system based on base station |
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| CN1889456A (en) * | 2005-06-29 | 2007-01-03 | 华为技术有限公司 | Parameter information and method for connecting identification renewal during system soft switching |
| CN1960514A (en) * | 2006-09-29 | 2007-05-09 | 中兴通讯股份有限公司 | Method for reducing number of receiving overhead information in terminal of mobile multimedia broadcast |
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| US8144735B2 (en) * | 2004-02-10 | 2012-03-27 | Qualcomm Incorporated | Transmission of signaling information for broadcast and multicast services |
| JP2006086890A (en) * | 2004-09-16 | 2006-03-30 | Fujitsu Ltd | Network system, data transmission device, terminal device, and broadcast communication method |
| KR100800856B1 (en) * | 2006-08-08 | 2008-02-04 | 삼성전자주식회사 | Method and system for transmitting and receiving electronic service guide update information in digital video broadcasting-hand held system |
| CN100488267C (en) * | 2006-11-30 | 2009-05-13 | 中兴通讯股份有限公司 | A method for informing update state of mobile multimedia broadcasting terminal control information table |
| CN101296410B (en) * | 2007-04-29 | 2011-02-23 | 大唐移动通信设备有限公司 | Method for special carrier configuration, and multimedia broadcast multicast service transmission method |
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| CN1889456A (en) * | 2005-06-29 | 2007-01-03 | 华为技术有限公司 | Parameter information and method for connecting identification renewal during system soft switching |
| CN1960514A (en) * | 2006-09-29 | 2007-05-09 | 中兴通讯股份有限公司 | Method for reducing number of receiving overhead information in terminal of mobile multimedia broadcast |
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