CN102215458A - Digital cluster communication system based on long term evolution technology as well as base station and terminal - Google Patents
Digital cluster communication system based on long term evolution technology as well as base station and terminal Download PDFInfo
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Abstract
The invention provides a digital cluster communication system based on a long term evolution (LTE) technology as well as a base station and a cluster user terminal; by adding a new cluster signaling radio bearer in the digital cluster communication system based on the LTE technology, such as a T-SRB0 capable of periodically and repeatedly sending a cluster group calling establishing message, a T-SRB1 used for sending a cluster group calling releasing message and the like, the cluster user terminal can access into the digital cluster communication system based on the LTE technology in delay.
Description
Technical field
The present invention relates to mobile communication technology, particularly a kind of digital clustering communication system and a kind of base station and a kind of cluster user terminal based on Long Term Evolution.
Background technology
Owing to possess characteristics such as distinctive scheduling, group calling and short calling, digital clustering communication system has been brought into play enormous function in the specialized communication field, since the mid-90 in 20th century, digital clustering communication system is risen in the world, obtained using widely, and obtained good economic benefit and social benefit.Existing digital clustering communication system mainly comprises: land trunked radio (TETRA, TerrestrialTrunked Radio) system, integrated digital enhanced network (iDEN, Integrated Digital EnhancedNetworks) system, based on open cluster architecture (GoTa, Global Open Trunking Architecture) system and GT800 system etc.
Group service is the basic service that digital clustering communication system provides, and allows the cluster user terminal to be established to the group call that belongs to a certain group of cluster user terminal in a certain given area.For digital clustering communication system, call set-up time (from initiating a call to the time span that can talk) is important performance index, this time depends primarily on the complexity of cluster user terminal and network side Signalling exchange, and propagation delay time between each network element device and network element device are to processing mode of signaling etc.Because existing digital clustering communication system is many based on global mobile communication (GSM, Global System for Mobile Communications) or code division multiple access (CDMA, Code Division Multiple Access) technology realizes, control need be unified by base station controller in the base station, can't directly communicate with core net, therefore the Signalling exchange that causes group service to be set up in the process is more, and then causes call set-up time to prolong.In addition, in the existing digital clustering communication system, group service all is carried on circuit domain, therefore can't realize sharing of Traffic Channel, thereby causes resource utilization to reduce.
For this reason, proposed a kind of digital clustering communication system in the prior art, and realized group service based on this system based on Long Term Evolution (LTE, Long Term Evolution) technology.Because traditional LTE technology designs at point-to-point communication service, and group service is a kind of business of point-to-multipoint, therefore need the air interlace channel of traditional LTE technology be made amendment, increase new logic channel and new transmission channel etc.After adopting above-mentioned digital clustering communication system based on the LTE technology, group service will be carried in the packet domain, therefore can be completely achieved sharing of Traffic Channel, thereby will improve resource utilization greatly, and then reduce the operation cost of digital clustering communication system; In addition, the LTE technology adopts the all-IP flattening network architecture, and the base station directly links to each other with core net, so the minimizing of the network side interior signaling interaction in the call establishment, and call set-up time is shortened.
But, also there is certain problem in above-mentioned digital clustering communication system based on the LTE technology: traditional key property that digital clustering communication system had is exactly the access that lags that will consider the cluster user terminal, the what is called access that lags, be meant setting up in the process at group service, because called cluster user terminal is a lot, therefore be difficult to guarantee that all cluster user terminals of per call all can once insert, for these because out of reach or the cluster user terminal of failing to insert that reason caused such as start not, system can be through after a while, promptly lag and call out once more behind the access delay, and repeat this process, till group service discharges, thereby guarantee that each cluster user terminal can both in time be linked into group service; But the existing access that lags that also can't realize the cluster user terminal based on the digital clustering communication system of LTE technology.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of digital clustering communication system based on Long Term Evolution, can realize the access that lags of cluster user terminal.
Another object of the present invention is to provide a kind of base station, can in based on the digital clustering communication system of Long Term Evolution, realize the access that lags of cluster user terminal.
Another purpose of the present invention is to provide a kind of cluster user terminal, can realize the access that lags of cluster user terminal in based on the digital clustering communication system of Long Term Evolution.
For achieving the above object, technical scheme of the present invention is achieved in that
A kind of digital clustering communication system based on Long Term Evolution LTE technology is described based on definition cluster Signaling Radio Bearer T-SRB0 of the cluster control channel TCCH in the digital clustering communication system of LTE technology and T-SRB1 in advance; Described T-SRB0 transmits on different TCCH logic channels with the signaling message that T-SRB1 goes up carrying, and LCID distinguishes with the logical channel number sign; This system comprises:
The base station is used for signalling of bouquet group beep-page message on clustered paging control channel TPCCH, wherein carries group id and Radio Network Temporary Identifier G-RNTI, and through after the scheduled duration, the signalling of bouquet group calls in several is set up message on the T-SRB0 of described TCCH channel; The cluster group beep-page message and the cluster multi call that are sent are preserved setting up message, behind the predetermined access delay that lags, periodically repeated to send described cluster group beep-page message and cluster multi call setting up message; Determine whether to receive on the described T-SRB1 cluster multi call release message, if then cluster group beep-page message that will periodically send and cluster multi call are named and set up message release, and on T-SRB1 signalling of bouquet group calls in several release message;
The cluster user terminal is used to receive described cluster group beep-page message, obtains the group id and the G-RNTI that wherein carry, and determine self whether to belong to described group id, if do not belong to, end process then is if belong to, determine further then whether described G-RNTI is to receive first, if receive first, then set up the cluster control plane passage of described G-RNTI correspondence, carry out subsequent treatment then, if not receiving first, then directly carry out subsequent treatment; Utilize described G-RNRI to receive the signaling message that carries on the described TCCH channel, and utilize LCID to determine that this signaling message is setting up message or the cluster multi call that sends release message on T-SRB1 at the cluster multi call that sends on the T-SRB0, if cluster multi call is setting up message, determine further then whether this cluster multi call is to receive first setting up message, if receive first, then carry out the configuration and the foundation of trunked call service plane entity, if not receiving first, then do not handle, if, then carrying out group call resource release message, cluster multi call discharges.
A kind of base station, this base station applies are described based on definition cluster Signaling Radio Bearer T-SRB0 of the cluster control channel TCCH in the digital clustering communication system of LTE technology and T-SRB1 in the digital clustering communication system based on Long Term Evolution LTE technology in advance; Described T-SRB0 transmits on different TCCH logic channels with the signaling message that T-SRB1 goes up carrying, and LCID distinguishes with the logical channel number sign; Described base station comprises:
First transmitting element, be used for signalling of bouquet group beep-page message on clustered paging control channel TPCCH, wherein carry group id and Radio Network Temporary Identifier G-RNTI, through after the scheduled duration, the signalling of bouquet group calls in several is set up message on the T-SRB0 of described TCCH channel; The cluster group beep-page message and the cluster multi call that are sent are preserved setting up message, behind the predetermined access delay that lags, periodically repeated to send described cluster group beep-page message and cluster multi call setting up message;
Second transmitting element, be used for determining whether receive cluster multi call release message on the described T-SRB1, if, then notify cluster group beep-page message that described first transmitting element will periodically send and cluster multi call to cry and set up message release, and on T-SRB1 signalling of bouquet group calls in several release message.
A kind of cluster user terminal, described cluster user terminal applies is described based on definition cluster Signaling Radio Bearer T-SRB0 of the cluster control channel TCCH in the digital clustering communication system of LTE technology and T-SRB1 in the digital clustering communication system based on Long Term Evolution LTE technology in advance; Described T-SRB0 transmits on different TCCH logic channels with the signaling message that T-SRB1 goes up carrying, and LCID distinguishes with the logical channel number sign; Described cluster user terminal comprises:
First processing unit, be used to receive the cluster group beep-page message that the base station sends on clustered paging control channel TPCCH, obtain the group id and the Radio Network Temporary Identifier G-RNTI that wherein carry, and whether definite place cluster user terminal belongs to described group id, if do not belong to, end process then, if belong to, determine further then whether described G-RNTI is to receive first, if receive first, then set up the cluster control plane passage of described G-RNTI correspondence, notify second processing unit to carry out self function then, if not receiving first, then directly notify described second processing unit to carry out self function;
Described second processing unit, be used to utilize described G-RNRI to receive the signaling message that carries on the described TCCH channel, and utilize described LCID to determine that this signaling message is setting up message or the cluster multi call that sends release message on T-SRB1 at the cluster multi call that sends on the T-SRB0, if cluster multi call is setting up message, determine further then whether this cluster multi call is to receive first setting up message, if receive first, then carry out the configuration and the foundation of trunked call service plane entity, if not receiving first, then do not handle, if, then carrying out group call resource release message, cluster multi call discharges.
As seen, adopt technical scheme of the present invention, by in based on the digital clustering communication system of LTE technology, increasing new trunking signal radio bearer, as be used for the signalling of bouquet group calls in several and set up message, but and the T-SRB0 that send of periodicity emphasis recurrence and the T-SRB1 that is used for signalling of bouquet group calls in several release message etc., realized the access that lags of cluster user terminal in based on the digital clustering communication system of LTE technology.
Description of drawings
Fig. 1 concerns schematic diagram for existing based on the downlink map in the digital clustering communication system of LTE technology.
Fig. 2 is the composition structural representation that the present invention is based on the digital clustering communication system of LTE technology.
Fig. 3 is the composition structural representation of base station embodiment of the present invention.
Fig. 4 is the composition structural representation of cluster user terminal embodiment of the present invention.
Embodiment
According to introduction before as can be known, in the prior art,, increase new logic channel and new transmission channel, can in digital clustering communication system, realize group service based on the LTE technology by the air interlace channel of LTE technology is made amendment.
Above-mentioned modification is mainly reflected in: stipulate in the air interface protocol of LTE technology, by MAC layer (MAC, Media Access Contro1) provides the data transport services on the logic channel, different data transport services kinds needs corresponding different logical channel type, therefore, characteristics at the group service point-to-multipoint, increase newly and be used to carry the clustered paging control channel (TPCCH of cluster group paging control information, Trunking Paging Control Channel), be used to carry cluster multi call setting up, cluster control channel (the TCCH of control informations such as group calls in several release and right of speech notice, Trunking Control Channel), and the group service channel (TTCH, Trunking TrafficChannel) that is used to transmit cluster point multipoint message traffic data.In addition, transmission channel is the Service Access Point (SAP between physical layer and the media access control sublayer, ServiceAccess Point), transmitting physical course media access control sublayer or the more high-rise formation transfer service that provides are provided, characteristics according to the TPCCH channel, the newly-increased transmission channel that is used to carry the TPCCH channel, i.e. clustered paging transmission channel (TPCH, Trunking Paging Channel).
Fig. 1 concerns schematic diagram for existing based on the downlink map in the digital clustering communication system of LTE technology.As shown in Figure 1, the mapping approach of TPCCH channel is: TPCCH channel-TPCH channel-Physical Downlink Shared Channel (PDSCH, Physical Downlink Shared Channel); The mapping approach of TTCH channel is: TTCH channel-DSCH Downlink Shared Channel (DL-SCH, Downlink sharedchannel)-PDSCH channel; The mapping approach of TCCH channel is: TCCH channel-DL-SCH channel and PDSCH channel.
For realizing scheme of the present invention, on the basis of the above, further be described TCCH channel definition three trunking signal radio bearer T-SRB0, T-SRB1 and T-SRB2.Wherein, T-SRB0 is used to carry out cluster multi call the signaling transmission of setting up message, and T-SRB1 is used to carry out the signaling transmission of cluster multi call release message, and T-SRB2 is used to carry out the signaling transmission of control informations such as right of speech notice.The signaling message of T-SRB0, T-SRB1 and T-SRB2 transmits on different TCCH logic channels, utilizes logical channel number sign (LCID, Logic Channel ID) to distinguish.Wherein, that directly related with scheme of the present invention is T-SRB0 and T-SRB1, realize the access that lags of cluster user terminal, need to guarantee that T-SRB0 goes up the cluster multi call that carries and can periodically repeat to send setting up message, and when carrying cluster multi call release message on the T-SRB1, the cluster multi call of T-SRB0 being gone up carrying discharges setting up message.
Based on above-mentioned introduction, Fig. 2 is the composition structural representation that the present invention is based on the digital clustering communication system of LTE technology.As shown in Figure 2, comprising: base station 21 and cluster user terminal 22; The number of cluster user terminal 22 is generally a plurality of, for simplifying accompanying drawing, has only expressed one in the present embodiment, and the processing mode of each cluster user terminal 22 is all identical.Wherein,
Specifically, the handling process of above-mentioned base station 21 mainly comprises:
1) signalling of bouquet group beep-page message on the TPCCH channel carries information such as group id and G-RNTI in this cluster group beep-page message.
The effect of group id and G-RNTI is follow-up will be introduced.
2) send out after the cluster group beep-page message, through scheduled duration, promptly after time-delay after a while, base station 21 signalling of bouquet group calls in several on the T-SRB0 of TCCH channel is set up message.
3) if step 1) and 2) in be first signalling of bouquet group beep-page message and cluster multi call setting up message, base station 21 can be preserved these two information so, then behind the predetermined access delay that lags of process, periodically repeating step 1) and 2), promptly periodically repeat to send described cluster group beep-page message and cluster multi call setting up message, up to receive on the T-SRB1 of TCCH channel cluster multi call release message till.Therefore, base station 21 needs to determine whether receive cluster multi call release message on the T-SRB1 in real time, if then cluster group beep-page message that will periodically send and cluster multi call are named and set up message release, and on T-SRB1 signalling of bouquet group calls in several release message.
The time delay that relates in the above steps is pre-set; In addition, how base station 21 is determined to be not to be described prior art release message etc. setting up message and cluster multi call to which cluster user terminal 22 signalling of bouquet group beep-page messages, cluster multi call; Have, how to receive cluster multi call on the T-SRB1 and be prior art release message yet, such as receiving from core net, specific implementation is not described.
Based on the handling process of above-mentioned base station 21, the handling process of cluster user terminal 22 mainly comprises:
1) cluster user terminal 22 receives base station 21 behind the cluster group beep-page message that sends on the TPCCH channel, obtain the group id and the G-RNTI that wherein carry, determine whether self belongs to this group id, how to be defined as prior art, if do not belong to, end process then, if belong to, then execution in step 2).
Based on before introduction as can be known, broadcast can be passed through in base station 21, the send opportunity and the transmission cycle of TPCCH channel are prenoticed cluster user terminal 22, and therefore, cluster user terminal 22 can periodically detect the TRCCH channel to obtain cluster group beep-page message on the position of being notified.
If cluster user terminal 22 is determined self not belong to the group id that carries in the cluster group beep-page message, illustrate that so this group service and self have nothing to do, and therefore need not carry out subsequent treatment again.
2) cluster user terminal 22 determines whether the G-RNTI that carries in the cluster group beep-page message is to receive (because base station 21 can periodically repeat to send) first, if receive first, then set up the cluster control plane passage of this G-RNTI correspondence, promptly to generate the required related entities and the context of three trunking signal radio bearers of TCCH channel, comprise PDCP (PDCP, Packet Data ConvergenceProtocol) entity, Radio Link control (RLC, Radio Link Control) entity, MAC entity and physical layer entity etc., execution in step 3 then); If not receiving first, set up the cluster control plane passage of this G-RNTI correspondence so before the explanation, therefore direct execution in step 3).
Cluster control plane passage how to set up the G-RNTI correspondence is a prior art, is not described.
3) cluster user terminal 22 utilizes G-RNTI to receive the signaling message that carries on the TCCH channel, and utilize LCID to determine that this signaling message is setting up message or the cluster multi call that sends release message on T-SRB1 at the cluster multi call that sends on the T-SRB0, certainly, also may be the message such as right of speech notice that on T-SRB2, send, because this situation and scheme of the present invention do not have direct relation, so be not described; If cluster multi call is setting up message, then execution in step 4), if cluster multi call is release message, then execution in step 5).
4) cluster user terminal 22 determines whether this cluster multi call is to receive (because base station 21 can periodically repeat to send) first setting up message, if receive first, then carry out the configuration and the foundation of trunked call service plane entity, promptly set up the TTCH channel, to receive the group service data,, the configuration and the foundation of trunked call service plane entity have been finished so before the explanation if not receiving first, therefore need not to carry out again reprocessing, abandon this message and get final product.
Configuration and foundation how to carry out trunked call service plane entity are similarly prior art.
5) if receive in the step 3) be cluster multi call release message, cluster user terminal 22 will be carried out group call resource and be discharged cluster control plane passage of being set up before promptly discharging and trunked call service plane entity etc. so.
The concrete structure of base station 21 shown in Figure 2 and cluster user terminal 22 is respectively shown in Fig. 3 and 4.
Fig. 3 is the composition structural representation of base station embodiment of the present invention.As shown in Figure 3, comprising:
First transmitting element 31 is used for signalling of bouquet group beep-page message on the TPCCH channel, wherein carries group id and G-RNTI, and through after the scheduled duration, the signalling of bouquet group calls in several is set up message on the T-SRB0 of TCCH channel; The cluster group beep-page message and the cluster multi call that are sent are preserved setting up message, behind the predetermined access delay that lags, periodically repeated to send described cluster group beep-page message and cluster multi call setting up message;
Second transmitting element 32, be used for determining whether receive cluster multi call release message on the T-SRB1, if, then notify cluster group beep-page message that first transmitting element 31 will periodically send and cluster multi call to cry and set up message release, and on T-SRB1 signalling of bouquet group calls in several release message.
In addition, also can further comprise in the base station shown in Figure 3: radio unit 33, be used for the send opportunity and transmission cycle of TPCCH channel being notified to the cluster user terminal by broadcast, described send opportunity is the transmission positional information of TPCCH channel.
Fig. 4 is the composition structural representation of cluster user terminal embodiment of the present invention.As shown in Figure 4, comprising:
Second processing unit 42, be used to utilize described G-RNRI to receive the signaling message that carries on the TCCH channel, and utilize LCID to determine that this signaling message is setting up message or the cluster multi call that sends release message on T-SRB1 at the cluster multi call that sends on the T-SRB0, if cluster multi call is setting up message, determine further then whether this cluster multi call is to receive first setting up message, if receive first, then carry out the configuration and the foundation of trunked call service plane entity, if not receiving first, then do not handle, if, then carrying out group call resource release message, cluster multi call discharges.
In addition, also can further comprise in the cluster user terminal shown in Figure 4:
Receiving element 43 is used to receive the broadcast from the base station, obtains the send opportunity of the TPCCH channel that wherein carries and sends cycle information, and described send opportunity is the transmission positional information of TPCCH channel.
The concrete workflow of base station shown in Fig. 3 and 4 and cluster user terminal embodiment please refer to the respective description among the system shown in Figure 2 embodiment, repeats no more herein.
In a word, adopt technical scheme of the present invention, can in based on the digital clustering communication system of LTE technology, realize the access that lags of cluster user terminal.
The above only is preferred embodiment of the present invention, and is in order to restriction the present invention, within the spirit and principles in the present invention not all, any modification of being made, is equal to replacement, improvement etc., all should be included within the scope of protection of the invention.
Claims (9)
1. the digital clustering communication system based on Long Term Evolution LTE technology is characterized in that, is described based on definition cluster Signaling Radio Bearer T-SRB0 of the cluster control channel TCCH in the digital clustering communication system of LTE technology and T-SRB1 in advance; Described T-SRB0 transmits on different TCCH logic channels with the signaling message that T-SRB1 goes up carrying, and LCID distinguishes with the logical channel number sign; This system comprises:
The base station is used for signalling of bouquet group beep-page message on clustered paging control channel TPCCH, wherein carries group id and Radio Network Temporary Identifier G-RNTI, and through after the scheduled duration, the signalling of bouquet group calls in several is set up message on the T-SRB0 of described TCCH channel; The cluster group beep-page message and the cluster multi call that are sent are preserved setting up message, behind the predetermined access delay that lags, periodically repeated to send described cluster group beep-page message and cluster multi call setting up message; Determine whether to receive on the described T-SRB1 cluster multi call release message, if then cluster group beep-page message that will periodically send and cluster multi call are named and set up message release, and on T-SRB1 signalling of bouquet group calls in several release message;
The cluster user terminal is used to receive described cluster group beep-page message, obtains the group id and the G-RNTI that wherein carry, and determine self whether to belong to described group id, if do not belong to, end process then is if belong to, determine further then whether described G-RNTI is to receive first, if receive first, then set up the cluster control plane passage of described G-RNTI correspondence, carry out subsequent treatment then, if not receiving first, then directly carry out subsequent treatment; Utilize described G-RNRI to receive the signaling message that carries on the described TCCH channel, and utilize LCID to determine that this signaling message is setting up message or the cluster multi call that sends release message on T-SRB1 at the cluster multi call that sends on the T-SRB0, if cluster multi call is setting up message, determine further then whether this cluster multi call is to receive first setting up message, if receive first, then carry out the configuration and the foundation of trunked call service plane entity, if not receiving first, then do not handle, if, then carrying out group call resource release message, cluster multi call discharges.
2. system according to claim 1 is characterized in that, described base station comprises:
First transmitting element is used for signalling of bouquet group beep-page message on described TPCCH channel, wherein carries group id and G-RNTI, and through after the scheduled duration, the signalling of bouquet group calls in several is set up message on the T-SRB0 of described TCCH channel; The cluster group beep-page message and the cluster multi call that are sent are preserved setting up message, behind the predetermined access delay that lags, periodically repeated to send described cluster group beep-page message and cluster multi call setting up message;
Second transmitting element, be used for determining whether receive cluster multi call release message on the described T-SRB1, if, then notify cluster group beep-page message that described first transmitting element will periodically send and cluster multi call to cry and set up message release, and on T-SRB1 signalling of bouquet group calls in several release message.
3. system according to claim 2 is characterized in that, further comprises in the described base station:
Radio unit is used for by broadcast the send opportunity and transmission cycle of described TPCCH channel being notified to the cluster user terminal, and described send opportunity is the transmission positional information of TPCCH channel.
4. according to claim 1,2 or 3 described systems, it is characterized in that described cluster user terminal comprises:
First processing unit, be used to receive described cluster group beep-page message, obtain the group id and the G-RNTI that wherein carry, and determine self whether to belong to described group id, if do not belong to, end process then, if belong to, determine further then whether described G-RNTI is to receive first, if receive first, then set up the cluster control plane passage of described G-RNTI correspondence, notify second processing unit to carry out self function then, if not receiving first, then directly notify described second processing unit to carry out self function;
Described second processing unit, be used to utilize described G-RNRI to receive the signaling message that carries on the described TCCH channel, and utilize described LCID to determine that this signaling message is setting up message or the cluster multi call that sends release message on T-SRB1 at the cluster multi call that sends on the T-SRB0, if cluster multi call is setting up message, determine further then whether this cluster multi call is to receive first setting up message, if receive first, then carry out the configuration and the foundation of trunked call service plane entity, if not receiving first, then do not handle, if, then carrying out group call resource release message, cluster multi call discharges.
5. system according to claim 4 is characterized in that, further comprises in the described cluster user terminal:
Receiving element is used to receive the broadcast from described base station, obtains the send opportunity of the TPCCH channel that wherein carries and sends cycle information, and described send opportunity is the transmission positional information of TPCCH channel.
6. base station, it is characterized in that, this base station applies is described based on definition cluster Signaling Radio Bearer T-SRB0 of the cluster control channel TCCH in the digital clustering communication system of LTE technology and T-SRB1 in the digital clustering communication system based on Long Term Evolution LTE technology in advance; Described T-SRB0 transmits on different TCCH logic channels with the signaling message that T-SRB1 goes up carrying, and LCID distinguishes with the logical channel number sign; Described base station comprises:
First transmitting element, be used for signalling of bouquet group beep-page message on clustered paging control channel TPCCH, wherein carry group id and Radio Network Temporary Identifier G-RNTI, through after the scheduled duration, the signalling of bouquet group calls in several is set up message on the T-SRB0 of described TCCH channel; The cluster group beep-page message and the cluster multi call that are sent are preserved setting up message, behind the predetermined access delay that lags, periodically repeated to send described cluster group beep-page message and cluster multi call setting up message;
Second transmitting element, be used for determining whether receive cluster multi call release message on the described T-SRB1, if, then notify cluster group beep-page message that described first transmitting element will periodically send and cluster multi call to cry and set up message release, and on T-SRB1 signalling of bouquet group calls in several release message.
7. base station according to claim 6 is characterized in that, further comprises in the described base station:
Radio unit is used for by broadcast the send opportunity and transmission cycle of described TPCCH channel being notified to the cluster user terminal, and described send opportunity is the transmission positional information of TPCCH channel.
8. cluster user terminal, it is characterized in that, described cluster user terminal applies is described based on definition cluster Signaling Radio Bearer T-SRB0 of the cluster control channel TCCH in the digital clustering communication system of LTE technology and T-SRB1 in the digital clustering communication system based on Long Term Evolution LTE technology in advance; Described T-SRB0 transmits on different TCCH logic channels with the signaling message that T-SRB1 goes up carrying, and LCID distinguishes with the logical channel number sign; Described cluster user terminal comprises:
First processing unit, be used to receive the cluster group beep-page message that the base station sends on clustered paging control channel TPCCH, obtain the group id and the Radio Network Temporary Identifier G-RNTI that wherein carry, and whether definite place cluster user terminal belongs to described group id, if do not belong to, end process then, if belong to, determine further then whether described G-RNTI is to receive first, if receive first, then set up the cluster control plane passage of described G-RNTI correspondence, notify second processing unit to carry out self function then, if not receiving first, then directly notify described second processing unit to carry out self function;
Described second processing unit, be used to utilize described G-RNRI to receive the signaling message that carries on the described TCCH channel, and utilize described LCID to determine that this signaling message is setting up message or the cluster multi call that sends release message on T-SRB1 at the cluster multi call that sends on the T-SRB0, if cluster multi call is setting up message, determine further then whether this cluster multi call is to receive first setting up message, if receive first, then carry out the configuration and the foundation of trunked call service plane entity, if not receiving first, then do not handle, if, then carrying out group call resource release message, cluster multi call discharges.
9. cluster user terminal according to claim 8 is characterized in that, further comprises in the described cluster user terminal:
Receiving element is used to receive the broadcast from described base station, obtains the send opportunity of the TPCCH channel that wherein carries and sends cycle information, and described send opportunity is the transmission positional information of TPCCH channel.
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| CN102547592A (en) * | 2012-01-06 | 2012-07-04 | 电信科学技术研究院 | Data transmission method and device |
| CN102625256A (en) * | 2012-03-08 | 2012-08-01 | 电信科学技术研究院 | Method and device for informing and treating cluster transmission |
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