CN102300169A - Trunking service processing method and system - Google Patents
Trunking service processing method and system Download PDFInfo
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- CN102300169A CN102300169A CN2010102172080A CN201010217208A CN102300169A CN 102300169 A CN102300169 A CN 102300169A CN 2010102172080 A CN2010102172080 A CN 2010102172080A CN 201010217208 A CN201010217208 A CN 201010217208A CN 102300169 A CN102300169 A CN 102300169A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/26—Network addressing or numbering for mobility support
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
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- H04W84/08—Trunked mobile radio systems
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Abstract
The invention provides a trunking service processing method which comprises the steps of: associating a radio network temporary identification (RNTI) with a trunking group; and when a network side receives the trunking call of a terminal, processing media data of a trunking service by using the RNTI associated with the group to which the trunking service belongs, and sending the media data to the terminal. The invention also provides a trunking service processing system. By adopting the method and device provided by the invention, compared with the prior art, the invention has the advantages of lowering the maintenance cost of equipment, reducing the realizing difficulty and indirectly lowering the cost.
Description
Technical field
The present invention relates to LTE (long term evolution, Long Term Evolution) group system, relate in particular to a kind of group service processing method and system.
Background technology
The LTE cluster is meant the technology of using LTE relevant, finishes clustering functionality.The private wireless communication system that trunked communication system develops in order to satisfy industry user's command scheduling demand, use towards specific industry, a large amount of wireless users share a small amount of wireless channel in the system, with the command scheduling is that main body is used, and is a kind of multipurpose, dynamical wireless communication system.Trunked communication system in a government office, the market that has a wide range of applications, field such as public safety, emergency communication, electric power, civil aviaton, petrochemical industry and army.
Trunked communication system has experienced and the similar development course of cell mobile communication systems.First generation group system is the simulation trunked communication system, main support voice communication.The simulation trunked communication system that enters China the earliest is the Actionet system of Nokia company, and it adopts the MPT-1327 signaling, is applied on the 450MHz frequency range.After this, the Smartnet of Ri Ben F.A.S.T and U.S. motorola inc enters China.
Second generation group system is the narrow-band digital trunked communication system, is risen the nineties in 20th century, and beginning is disposed in China about 2004, is current domestic most widely used trunked communication system.The digital clustering communication system support voice is communicated by letter with low speed data (the highest 28.8kbps), representative system is (the European Telecommunications Standards Institute of ETSI, ETSI) Ding Yi land trunked radio (Terrestrial Trunked Radio, TETRA) system, the Integrated Digital Enhanced Network of U.S. Motorola (Integrated Digital Enhanced Networks, iDEN) system, ZTE Co., Ltd is based on open trunking architecture (Global Open Trunking Architecture, the GoTa) system of CDMA1X exploitation, Huawei Tech Co., Ltd is based on the GT800 system of GSM exploitation.From domestic, nearest 1 year, the growth of TETRA network was the fastest, and in the digital cluster communication net that the whole nation has been built, the quantity of TETRA net accounts for the last 2/3.
From the development of present China trunked communication system, the development of trunked communication system lags far behind the development of public's cellular system, and aspects such as its technological innovation and industrial chain are all also complete not to the utmost.Aspect the tenability of data transmission capabilities and multimedia service, present digital arrowband trunked communication system is still relatively backward.For example, the iDEN system time slot and modulator approach are improved the back and the broadband integrated digital enhanced network released (Wide-iDEN WiDEN), is increased to 384kbps with hardware circuit solution; (TETRA Release 2Enhanced Data Service TEDS), ideally can support to be no more than the hardware circuit solution of 700kbps to the TETRA enhanced data rates for GSM evolution; All do not reach the order of magnitude of Mbps.In addition, aspect the availability of frequency spectrum and covering, existing digital cluster system can not well satisfy the demands.
After the LTE technology is released, the descending 100Mbps that surpasses of system bandwidth, upstream bandwidth surpasses 50Mbps, call set-up time is short, and less than 100ms, satisfy the feature of broadband group system like this: trunked communication system is with half-duplex mode communication, pass through PoC (Push To Talk during work, PTT) the obtaining and discharge of key control channel, the channel utilization height, call proceeding is fast; The user shares down channel, resource utilization height in the group.And trunked communication system can guarantee the privacy and the fail safe of conversation by voice encryption; Be high-priority users or professional priority allocation channel; By the communication under the fail soft function assurance state of emergency; Realize multi-level flexibly packet scheduling command function by dynamic reorganization; The broadband trunked communication system is expanded the broadband services type around " voice ", " data ", " video " these three basic services, comprising: voice class business such as group calling/visual group calling, individual calling/visual individual calling, urgent call; Data services such as mobile information service, high-speed data inquiry, network browsing, mobile office, positioning service; Video class such as video conference, mobile video monitor business; Have quick command scheduling abilities such as grouping busy, directly exhales; The multi-service transmittability of collection voice, data, image and video; Have the network interconnection and off-grid communication capacity, to support straight-through or terminal makes up Mesh network etc.; The network reliability height has strong fail soft and capability to resist destruction; Support the Bulk Call ability of big hot zones, focus period; Call setup is short, and the single system call set-up time is less than 300ms.
The LTE cluster will be inherited the advance of LTE technology, adopt the flat network architecture, reduce service access and postpone.As shown in Figure 1, the LTE cluster network comprises MME, SGW, eNB (base station of evolution) and colony dispatching part, and colony terminal.In the prior art, the LTE cluster has been introduced two transmission channels: cluster control channel (TCCH) and group service channel (TTCH), the notice of the foundation of realization group calling and release, right of speech on TCCH, there is great risk in this method at the one-way channel command transmitting, for example, if information drop-out can cause state machine to go wrong, the state of a plurality of terminals occurs inconsistent; Configuration at TCCH transmission TTCH does not generally realize in the LTE system like this, and LTE adopts the method for blind check to realize, simplify and dispose, such implementation does not make full use of the characteristic of LTE at present.How with cluster and the abundant combination of LTE, performance LTE is in the advantage of cluster, and this is the content of a needs discussion.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of group service processing method and system, consumed power that can be less, and the flying power of raising terminal reduces the complexity that realizes, and configuration is simple, and the reduction operation and maintenance expenses are used.
In order to address the above problem, the invention provides a kind of group service processing method, comprising:
Carry out the group of Radio Network Temporary Identifier (RNTI) and cluster related;
When network side is received the trunked call of terminal, use the RNTI of the affiliated group associations of group service that the media data of group service is handled, send to terminal.
Wherein, described method also comprises:
When described terminal received clustered paging, the RNTI of group associations handled downlink data under use and the described group service, obtains the media data of described group service.
Wherein, described RNTI is carried out related comprising with group:
Some RNTI resources separation are used for group service;
After network side is set up group, from described some RNTI resources of separating, obtain a RNTI, described RNTI and the cluster numbering of described group are carried out related, the incidence relation of described cluster numbering and RNTI is deposited in the terminal of described group.
Wherein, when described network side is received the trunked call of terminal, use the RNTI of the affiliated group associations of group service that the media data of group service is handled, the step that sends to terminal comprises:
When core net is received trunked call, set up the trunked call entity, trigger clustered paging, set up request message to each base station signalling of bouquet carrying in cluster zone, described cluster carrying is set up and is comprised cluster numbering and related RNTI in the request message, and the cluster carrying is set up in described each base station;
Core net signalling of bouquet media data is to described each base station;
Described each base station uses the RNTI related with described cluster numbering that described cluster media data is handled, and sends to terminal.
Wherein, described method comprises that also described network side is revised the incidence relation of described group and described RNTI, and group after upgrading and the incidence relation of RNTI are sent to terminal.
The present invention also provides a kind of group service treatment system, comprising: network side, and described network side is used for: carry out the group of Radio Network Temporary Identifier (RNTI) and cluster related; And,
When receiving the trunked call of terminal, use the RNTI of the affiliated group associations of group service that the media data of group service is handled, send to terminal.
Wherein, described system also comprises terminal, and described terminal is used for: when receiving clustered paging, the RNTI of group associations handles downlink data under use and the described group service, obtains the media data of described group service.
Wherein, described network side is to be used for: some RNTI resources are separated be used for group service; And, set up group after, from described some RNTI resources of separating, obtain a RNTI, described RNTI and the cluster numbering of described group are carried out related, deposit the incidence relation of described cluster numbering and described RNTI in described terminal.
Wherein, described network side comprises core net and base station, wherein:
Described core net is used for: when receiving trunked call, set up the trunked call entity, trigger clustered paging, trigger each base station in cluster zone and set up the cluster carrying, and the cluster numbering is sent to described each base station with related RNTI; And after the cluster carrying was set up in each base station, the signalling of bouquet media data was to described each base station;
Described each base station is used for: set up the cluster carrying; And, receive the cluster media data that core net sends after, use and number related RNTI with described cluster described cluster media data is handled, send to terminal.
Wherein, described network side also is used for: revise the incidence relation of described group and described RNTI, group after upgrading and the incidence relation of RNTI are sent to terminal.
Adopt the method for the invention and device, compared with prior art, reduced the maintenance cost of equipment, reduced the realization difficulty, reduced cost indirectly.
Description of drawings
Fig. 1 is a LTE cluster network structured flowchart;
Fig. 2 is that trunked call of the present invention is set up process flow diagram;
Fig. 3 user of the present invention process flow diagram that dynamically hives off.
Embodiment
Below in conjunction with drawings and Examples, further specify the present invention.
LTE has introduced RNTI, uses RNTI to distinguish paging channel, broadcast channel, Multicast Channel and common signal channel, and the present invention combines RNTI fully with cluster, and RNTI is combined with professional, grouping, makes full use of the characteristic of LTE.
Core concept of the present invention is: RNTI is cooked up a part, be used for group service, the group and the RNTI of cluster are set up incidence relation, such as, a group uses a RNTI, when the base station signalling of bouquet is professional, uses the RNTI of the affiliated group associations of this group service that data are handled, when terminal is received clustered paging, use corresponding RNTI to read downlink data and get final product.
Method of the present invention is as follows:
At first carry out initialization, comprising:
0. precondition: RNTI (Radio Network Temporary Identifier) is divided into groups, tell a part and be used for group service, (Trunk Control Entity TCE) goes up as the resource pool unified management to be put into the cluster controlled entity.
1. core net is set up a group of cluster, goes up request RNTI resource to TCE, RNTI resource and this group are carried out related, particularly, with the cluster of this group number carry out related.
2. colony terminal is in subscription data, and the cluster numbering of the group under this terminal is write terminal together with related RNTI.Certainly, can the incidence relation of cluster numbering and RNTI be informed terminal by other modes, the present invention does not limit this yet.
Wherein, after initialization, also can carry out the renewal of group and RNTI incidence relation, comprise: core net is revised the incidence relation of group and RNTI by non-access layer information, group after upgrading and the incidence relation of RNTI are sent to terminal, realize the dynamic change of the incidence relation of affiliated group of UE and RNTI.
After initialization, carry out clustered paging, comprising:
Step S1, UE initiates trunked call by clean culture, when core net is received trunked call, set up the trunked call entity, trigger clustered paging, set up the process of cluster carrying simultaneously to all base station triggers in cluster zone, and cluster numbering sent to each base station with related RNTI, particularly, comprising: core net is set up request message to each base station signalling of bouquet carrying in cluster zone, and described cluster carrying is set up and comprised cluster numbering and related RNTI in the request message; The cluster carrying is set up in each base station;
Step S2, after core net was set up cluster and carried successfully in each base station, the signalling of bouquet media data was to each base station;
Step S3, each base station uses the RNTI related with the cluster numbering that the cluster media data is handled, and sends to UE;
Concrete processing method is: use described RNTI, physical message ID and subframe numbers to generate scrambler, CCE is carried out scrambling;
Step S4 after UE receives clustered paging, uses the RNTI related with the cluster numbering of the affiliated group of described clustered paging that downlink data is handled, and reads corresponding cluster media data.
Concrete processing method is: use described RNTI, physical district ID and subframe numbers to generate scrambler, CCE is carried out descrambling, if CRC is correct, resolve DCI, according to DCI data are decoded.
As shown in Figure 2, be group service processing procedure of the present invention, comprise:
Step 201, UE application triggers trunked call, UE sends and inserts request message at random to the base station;
Step 202, base station are received and are inserted request message at random, distribute ascending resource, and ascending resource is informed UE by accidental access response message;
Step 203, UE receives accidental access response message, sends RRC (Radio Resource control) and set up request message to the base station on the ascending resource that distributes;
Step 204, the base station receives that RRC sets up request message, distribute relevant physical resource, comprise SRS (Sounding Reference Signal, demodulated reference signal) and PUCCH (Physics Uplink Control Channel, Physical Uplink Control Channel), sets up the UE example, send RRC and set up message to UE;
Step 205, UE receives RRC and sets up message, sends RRC foundation and finish message to the base station on the physical resource of base station assigns, and this RRC sets up to finish and comprises non-access layer information in the message, comprises the cluster number information in this non-access layer information;
Step 206, base station are received that RRC sets up and are finished message, send the initial UE context message to the MME of core net;
Step 207, MME receives the initial UE context message, discovery is a trunked call, set up the trunked call example, trigger clustered paging,, send the initial UE context to the base station of initiating business simultaneously and set up request message to setting up request message in the carrying of the base station in cluster zone signalling of bouquet;
Step 208, base station receive that the initial UE context sets up request message, set up carrying according to the information in the message, send the RRC reallocation message to UE;
Step 209, UE receives the RRC reallocation message, uses new configuration, sends RRC reprovision response message then to the base station;
Step 210, base station are received RRC reprovision response message, send the initial UE context and set up response message to MME;
So far finishing UE connects to core net media data passage.
Step 211, trunked base station is received clustered paging, periodically signalling of bouquet paging in the sub-district;
Step 212, trunked base station receive that the cluster carrying of core net sets up request message, and message comprises cluster numbering, related RNTI and qos parameter, and the cluster example is set up according to these information in the base station, and the signalling of bouquet carrying is set up response message and given MME;
So far, descending group service passage is set up and is finished.
Step 213, core net are received up cluster data, are transmitted to the cluster example of all descending base stations, and the cluster example uses RNTI that data are handled, and sends to UE;
Step 214, UE uses and the RNTI of its place group associations handles data, takes out media data, sends to high level.
Wherein, can also change the affiliated group of terminal, and/or the incidence relation of group and RNTI, specifically realize by the group information updating process, as shown in Figure 3, comprising:
Step 301, UE and core net connect;
Step 302, the group under control centre's decision change user of cluster, perhaps, and group under the change user and the incidence relation of RNTI, this control centre sends the group information updating request to MME;
Step 303, MME transmits this message and gives HSS;
Step 304, HSS update group information sends the group information updating response message to MME;
Step 305, MME initiates paging, sets up UE to the passage between the MME, and MME sends the group information updating request message to UE, comprises the cluster numbering and related RNTI of terminal place group in this group information updating request message;
Step 306, UE upgrades local storage information after receiving this group information updating request message, sends the group information updating response message to MME;
Step 307, MME receives the group information updating response message, is transmitted to the control centre.
The success of UE group information updating.
The present invention also provides a kind of group service treatment system, comprising: network side, and described network side is used for: carry out the group of Radio Network Temporary Identifier (RNTI) and cluster related; And,
When receiving the trunked call of terminal, use the RNTI of the affiliated group associations of group service that the media data of group service is handled, send to terminal.
Wherein, described system also comprises terminal, and described terminal is used for: when receiving clustered paging, the RNTI of group associations handles downlink data under use and the described group service, obtains the media data of described group service.
Wherein, described network side is to be used for: some RNTI resources are separated be used for group service; And, set up group after, from described some RNTI resources of separating, obtain a RNTI, described RNTI and the cluster numbering of described group are carried out related, deposit the incidence relation of described cluster numbering and described RNTI in described terminal.
Wherein, described network side comprises core net and base station, wherein:
Described core net is used for: when receiving trunked call, set up the trunked call entity, trigger clustered paging, trigger each base station in cluster zone and set up the cluster carrying, and the cluster numbering is sent to described each base station with related RNTI; And after the cluster carrying was set up in each base station, the signalling of bouquet media data was to described each base station;
Described each base station is used for: set up the cluster carrying; And, receive the cluster media data that core net sends after, use and number related RNTI with described cluster described cluster media data is handled, send to terminal.
Wherein, described network side also is used for: revise the incidence relation of described group and described RNTI, group after upgrading and the incidence relation of RNTI are sent to terminal.
In the prior art, each base station all needs allocation cluster control channel, group service channel and clustered paging channel, use the method for the invention, do not need allocation cluster paging channel, group service channel, realize configuration automatically, compared with prior art, reduced the maintenance cost of equipment, reduce the realization difficulty, reduced cost indirectly.
Claims (10)
1. a group service processing method is characterized in that, comprising:
Carry out the group of Radio Network Temporary Identifier (RNTI) and cluster related;
When network side is received the trunked call of terminal, use the RNTI of the affiliated group associations of group service that the media data of group service is handled, send to terminal.
2. the method for claim 1 is characterized in that, described method also comprises:
When described terminal received clustered paging, the RNTI of group associations handled downlink data under use and the described group service, obtains the media data of described group service.
3. method as claimed in claim 1 or 2 is characterized in that, described RNTI is carried out related comprising with group:
Some RNTI resources separation are used for group service;
After network side is set up group, from described some RNTI resources of separating, obtain a RNTI, described RNTI and the cluster numbering of described group are carried out related, the incidence relation of described cluster numbering and RNTI is deposited in the terminal of described group.
4. the method for claim 1 is characterized in that, when described network side is received the trunked call of terminal, uses the RNTI of the affiliated group associations of group service that the media data of group service is handled, and the step that sends to terminal comprises:
When core net is received trunked call, set up the trunked call entity, trigger clustered paging, set up request message to each base station signalling of bouquet carrying in cluster zone, described cluster carrying is set up and is comprised cluster numbering and related RNTI in the request message, and the cluster carrying is set up in described each base station;
Core net signalling of bouquet media data is to described each base station;
Described each base station uses the RNTI related with described cluster numbering that described cluster media data is handled, and sends to terminal.
5. as claim 1,2 or 4 described methods, it is characterized in that described method comprises that also described network side is revised the incidence relation of described group and described RNTI, group after upgrading and the incidence relation of RNTI are sent to terminal.
6. a group service treatment system is characterized in that, comprising: network side, and described network side is used for: carry out the group of Radio Network Temporary Identifier (RNTI) and cluster related; And,
When receiving the trunked call of terminal, use the RNTI of the affiliated group associations of group service that the media data of group service is handled, send to terminal.
7. system as claimed in claim 6, it is characterized in that described system also comprises terminal, described terminal is used for: when receiving clustered paging, the RNTI of group associations handles downlink data under use and the described group service, obtains the media data of described group service.
8. as claim 6 or 7 described systems, it is characterized in that described network side is to be used for: some RNTI resources are separated be used for group service; And, set up group after, from described some RNTI resources of separating, obtain a RNTI, described RNTI and the cluster numbering of described group are carried out related, deposit the incidence relation of described cluster numbering and described RNTI in described terminal.
9. system as claimed in claim 6 is characterized in that described network side comprises core net and base station, wherein:
Described core net is used for: when receiving trunked call, set up the trunked call entity, trigger clustered paging, trigger each base station in cluster zone and set up the cluster carrying, and the cluster numbering is sent to described each base station with related RNTI; And after the cluster carrying was set up in each base station, the signalling of bouquet media data was to described each base station;
Described each base station is used for: set up the cluster carrying; And, receive the cluster media data that core net sends after, use and number related RNTI with described cluster described cluster media data is handled, send to terminal.
10. as claim 6,7 or 9 described systems, it is characterized in that described network side also is used for: revise the incidence relation of described group and described RNTI, group after upgrading and the incidence relation of RNTI are sent to terminal.
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| CN2010102172080A CN102300169A (en) | 2010-06-23 | 2010-06-23 | Trunking service processing method and system |
| PCT/CN2011/070595 WO2011160455A1 (en) | 2010-06-23 | 2011-01-25 | Method and system for processing trunk service |
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| CN2010102172080A CN102300169A (en) | 2010-06-23 | 2010-06-23 | Trunking service processing method and system |
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| CN107182040A (en) * | 2017-06-14 | 2017-09-19 | 海能达通信股份有限公司 | Group exhales establishment and group to exhale data transmission method, mobile management device and base station |
| CN109547949A (en) * | 2018-12-26 | 2019-03-29 | 新华三技术有限公司成都分公司 | Group information updating method, device, base station and user equipment |
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| Publication number | Publication date |
|---|---|
| WO2011160455A1 (en) | 2011-12-29 |
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