CN103124397A - Processing method and processing device for maintaining cluster service continuity - Google Patents
Processing method and processing device for maintaining cluster service continuity Download PDFInfo
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- CN103124397A CN103124397A CN2011103693268A CN201110369326A CN103124397A CN 103124397 A CN103124397 A CN 103124397A CN 2011103693268 A CN2011103693268 A CN 2011103693268A CN 201110369326 A CN201110369326 A CN 201110369326A CN 103124397 A CN103124397 A CN 103124397A
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Abstract
The invention discloses a processing method and a processing device for maintaining cluster service continuity. The method includes that user equipment obtains system broadcast information from a community where the user equipment resides; the user equipment judges whether the system broadcast information carries cluster service session information of a target adjacent community or not; if yes, the user equipment performs cluster service continuity maintaining processing to a cluster service of the user equipment according to the cluster service session information; and if not, the user equipment performs cluster service continuity maintaining processing according to multicast service channel data in the target adjacent community. By the processing method and the processing device for maintaining cluster service continuity, maintaining of cluster service continuity is realized.
Description
Technical field
The present invention relates to the communications field, in particular to the successional processing method of a kind of maintenance group service and device.
Background technology
Long Term Evolution (Long Time Evolution is referred to as LTE) is the mobile broadband network standard of future generation of 3-G (Generation Three mobile communication system) collaborative project (Third Generation Partnership Project is referred to as 3GPP) definition.Adopt OFDM (Orthogonal Frequency Division Multiplexing, referred to as OFDM) technology and introduce the technology such as multiple-input and multiple-output multiple-input and multiple-output (Multiple Input Multiple Output is referred to as MIMO); Simultaneously can support the 1.25-20MHz bandwidth, peak data rate and power system capacity have greatly been improved, support the peak rate of descending 100Mbit/s, up 50Mbit/s under the 20MHz bandwidth, simultaneously, the network configuration of flattening has strengthened scheduling and Radio Resource control efficiency, has shortened the time delay that continues.
multimedia broadcast/multi broadcast business (Multimedia Broadcast Multicast Service, referred to as MBMS) support at No.3 generation mobile communication system, enhanced multimedia broadcast/multicast (the Enhanced Multimedia Broadcast Multicast Service of framework in the 4th generation mobile communication LTE system, referred to as eMBMS) regarded as the business that application scenarios is arranged very much by industry, its implementation is to have the intelligent terminal of video capability by multicast physical channel (Multicast Physical Channel, referred to as PMCH) receive the digital audio/video business of broadcast/group broadcast form, and, the 3GPP consensus standard has provided total solution to eMBMS business realizing and networking mode.
Trunked communication system is the private wireless communication system of developing in order to satisfy industry user's command scheduling demand, using towards specific industry, this system uses take command scheduling as main body, but its wireless user's sharing wireless channel, be a kind of multipurpose, dynamical wireless communication system, and possess the characteristic of distinctive group calling function and short calling.Trunked communication system is compared with the public's cellular mobile system has following features: (1) call proceeding is fast; (2) in group calling, the user shares the downlink multicast reception; (3) half-duplex operation PoC (Push To Talk is referred to as PTT) mode has the user of up link and is the right of speech user of group calling; (4) support individual call and group calling; (5) call out and during speech, need pin the PTT key, the called off-hook that do not need.
By as can be known above-mentioned, cluster communication service has plurality of advantages, therefore, trunked communication system in a government office, the market that has a wide range of applications, the field such as public safety, emergency communication, electric power, civil aviaton, petrochemical industry and army.And; trunked communication system technically also will be broadband to the variation of system's IPization, business, data, the future development of terminal multimode; from concrete application point, be mainly reflected in high-speed data, video and be implemented in multiple application on this basis.Therefore, need trunked communication system to have larger channel capacity, the higher availability of frequency spectrum, better transmission performance, adopt low-cost, scalable, configurable IP full wireless multi-media network framework, and can realize smooth evolution.
The service feature of trunked communication system to sum up, a kind of time division duplex Long Term Evolution based on eMBMS (Time Division-Long Time Evolution has been proposed in prior art, referred to as TD-LTE) method that realizes of wideband digital group service, the method adopts eMBMS framework bearing cluster service, and cluster service group calling is mapped as the MBMS session.In group calling, descending shared link is reused the RAB of the down link of MBMS session.
Be in eMBMS/ clean culture mixed cell situation for the TD-LTE residential quarter, for save radio resources, improve to greatest extent the availability of frequency spectrum, can adopt when not having group user resident in system detects group service session institute Serving cell, wireless network can be that clean culture (unicast) business is seized with its Radio Resource.Yet, be in the user of Idle state (RRC_IDLE) because of cell reselection in group calling, again residently cause keeping the group-calling service continuity during to this residential quarter.
Summary of the invention
The successional problem that can't keep the group service session for the user who is in Idle state in correlation technique the invention provides the successional processing method of a kind of maintenance group service and device, to address the above problem at least.
According to an aspect of the present invention, provide a kind of maintenance group service successional processing method, the method comprises: described subscriber equipment obtains system broadcast information from current persistent district; Described subscriber equipment judges the group service session information that whether carries the target adjacent area in described system broadcast information; If so, described subscriber equipment keeps described group service continuity to process according to described group service session information to the group service of described subscriber equipment; If not, described subscriber equipment keeps described group service continuity to process according to the multicast service channel data in described target adjacent area.
Preferably, described group service session information comprises: whether the group service session that described adjacent area has begun and described group service session set up the Radio Resource indication.
Preferably, whether in the situation that be the group service session information that carries the target adjacent area in the described system broadcast information of described subscriber equipment judgement, described subscriber equipment keeps described group service continuity to process according to described group service session information to the group service of described subscriber equipment comprising: detect the described Radio Resource of the added group service session of described subscriber equipment in the target adjacent area and be configured.
Preferably, the added group service session of described subscriber equipment detected in the situation that the Radio Resource of target adjacent area is configured, described subscriber equipment with described persistent district same physical channel on carry out described group service session.
Preferably, the added group service session of described subscriber equipment detected in the situation that the Radio Resource of target adjacent area is not configured, described subscriber equipment keeps described group service continuity to process according to described group service session information to the group service of described subscriber equipment comprising: described subscriber equipment initiates to set up the Radio Resource of described target adjacent area at described current persistent district; Base station under described subscriber equipment sends the session of adjoining base station multimedia broadcast/multi broadcast business to mobile management unit MME and adds indication, and wherein, the session of described adjoining base station multimedia broadcast/multi broadcast business adds indication to carry target BS number and Target cell number; Described MME receives after the session of described adjoining base station multimedia broadcast/multi broadcast business adds indication, send the multimedia broadcast/multi broadcast business session to multi-service integrated load bearing equipment MCE and add indication, wherein, described multimedia broadcast/multi broadcast business session adds indication to carry target BS number and Target cell number.
Preferably, the Radio Resource that described subscriber equipment initiates to set up described target adjacent area at described current persistent district also comprises: described MCE is receiving after described multimedia broadcast/multi broadcast business session adds indication, send the multimedia broadcast/multi broadcast business session to target BS and add indication, wherein, described multimedia broadcast/multi broadcast business session adds indication to carry Target cell number; Described target BS receives after described multimedia broadcast/multi broadcast business session adds indication, and described target BS sends the MBSFN area configurations at multicast control channel MCCH.
Preferably, after setting up Radio Resource in described target adjacent area, described target BS is to the neighbor base station signalling of bouquet service conversation change indication that exists with described target BS same group business.
Preferably, described target BS is to existing the neighbor base station signalling of bouquet service conversation change indication with described target BS same group business to comprise: described target BS sends adjacent area group service session change Indication message to mobile management unit MME, wherein, described adjacent area group service session change Indication message carries target neighbor base station number, cell id, group service session change indication.
Preferably, described target BS is to existing the neighbor base station signalling of bouquet service conversation change indication with described target BS same group business also to comprise: described MME is to described neighbor base station signalling of bouquet service conversation change Indication message; Described neighbor base station is according to the described group service session change Indication message that receives, the cluster session information in the system broadcast message of renewal respective cell.
Preferably, described neighbor base station is according to the described group service session change Indication message that receives, after cluster session information in the system broadcast message of renewal respective cell, comprise: described neighbor base station sends beep-page message to described subscriber equipment, notifies described user device system broadcast message that change is arranged; Described subscriber equipment reads, and preserves the system broadcast message after described renewal.
Preferably, in the situation that do not carry the group service session information of described target adjacent area in described system broadcast information, described subscriber equipment carries out business continuance according to the multicast service channel data in described target adjacent area to be processed and comprises: described subscriber equipment in the target adjacent area from multicast service channel reading out data; When described subscriber equipment reads the group service session data, keep the continuity of described group service session.
Preferably, comprising: described subscriber equipment adds or when leaving the group service group, notifies the base station at described subscriber equipment current area place; The base station at described subscriber equipment current area place determines whether to discharge the Radio Resource of group service session according to the number of users of group service session.
Preferably, described group service session information by base station, described persistent district place to the group service configuration of described target adjacent area.
Preferably, described system broadcast information is comprised by the group service session information that described persistent district configures its adjacent area: begin or stop according to the group service session of described adjacent area, upgrade the described system broadcast information configuration of described persistent district.
According to another aspect of the present invention, also provide a kind of group service successional processing unit, this device comprises: acquisition module, be positioned at subscriber equipment, and be used for obtaining system broadcast information from current persistent district; Judge module is positioned at described subscriber equipment, is used for judging whether described system broadcast information carries the group service session information of target adjacent area; The first processing module is positioned at described subscriber equipment, in the situation that judgment result is that of described judge module be, be used for according to described group service session information, the group service of described subscriber equipment being carried out described group service continuity and process; The second processing module is positioned at described subscriber equipment, in the situation that described judge module the determination result is NO, described subscriber equipment carries out business continuance according to the multicast service channel data in described target adjacent area to be processed.
Preferably, described group service session information comprises: whether the group service session that described adjacent area has begun and described group service session set up the Radio Resource indication.
Preferably, this processing unit also comprises detection module, whether described detection module is used in the situation that described system broadcast information carries the group service session information of described target adjacent area, detect the Radio Resource of the added group service session of described subscriber equipment in the target adjacent area and be configured.
By the present invention, the group service session information of employing configuring adjacent cell in system broadcast information, when subscriber equipment carries out cell reselection, group service session information by the target adjacent area of carrying in the detection system broadcast message, and according to the multicast service channel data in the target adjacent area, keep business continuance, thereby solved the problem of the group service interruption that causes because of cell reselection, and then reached the successional effect of maintenance group service.
Description of drawings
Accompanying drawing described herein is used to provide a further understanding of the present invention, consists of the application's a part, and illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not consist of improper restriction of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart according to the successional processing method of maintenance group service of the embodiment of the present invention;
Fig. 2 is the structured flowchart according to the successional processing unit of maintenance group service of the embodiment of the present invention;
Fig. 3 is the flow chart that keeps according to the preferred embodiment of the invention the successional processing method of cluster service user appliance services;
Fig. 4 indicates the schematic diagram of flow process according to the preferred embodiment of the invention by X2 mouth notification target eNB adjacent area group service Radio Resource change;
Fig. 5 is the schematic diagram that flow process is indicated in eNB notice MME adjacent area group service Radio Resource change according to the preferred embodiment of the invention;
Fig. 6 is the schematic diagram that flow process is indicated in MME notice eNB adjacent area group service Radio Resource change according to the preferred embodiment of the invention;
Fig. 7 is that non-according to the preferred embodiment of the invention right of speech user is at the flow chart of the random access procedure of cell-of-origin;
Fig. 8 be according to the preferred embodiment of the invention another non-right of speech user at the flow chart of the random access procedure of cell-of-origin.
Embodiment
Hereinafter also describe in conjunction with the embodiments the present invention in detail with reference to accompanying drawing.Need to prove, in the situation that do not conflict, embodiment and the feature in embodiment in the application can make up mutually.
For user after making gravity treatment adds group calling as early as possible in this residential quarter, proposed in the present embodiment a kind of based on the TD-LTE system based on the eMBMS framework, the non-right of speech user that carrying wideband digital group service is in the RRC-IDLE attitude realizes the method that business continuance keeps, namely, the method that the non-right of speech customer service continuity of the TD-LTE wideband digital group service Idle state of eMBMS keeps is with the continuity of the group service of non-right of speech user in moving process that keep the RRC_IDLE attitude.
Fig. 1 is that as shown in Figure 1, this flow process comprises the steps: according to the flow chart of the successional processing method of maintenance group service of the embodiment of the present invention
Step S102, subscriber equipment obtains system broadcast information from current persistent district.
Step S104, this subscriber equipment judge the group service session information that whether carries the target adjacent area in system broadcast information.
Step S106, in the situation that judgment result is that of step S104 be, this subscriber equipment keeps the group service continuity to process according to the group service session information to the group service of subscriber equipment.
Step S108, in the situation that step S104 the determination result is NO, this subscriber equipment keeps the group service continuity to process according to the multicast service channel data in the target adjacent area.
Pass through above-mentioned steps, by adopting the group service session information of configuration target adjacent area in system broadcast information, when subscriber equipment carries out cell reselection, the group service session information of the target adjacent area of carrying in the detection system broadcast message, and according to the multicast service channel data in the target adjacent area, keep business continuance, thereby solved the problem of the group service interruption that causes because of cell reselection, and then reached the successional effect of maintenance group service.
In the situation that subscriber equipment judgement system broadcast information carries the group service session information of target adjacent area, this group service session information comprises at least: whether the group service session that the adjacent area has begun and group service session set up the Radio Resource indication.And, whether in the situation that be the group service session information that carries the target adjacent area in subscriber equipment judgement system broadcast information, subscriber equipment keeps the group service continuity to process according to the group service session information to the group service of subscriber equipment comprising: detect the Radio Resource of the added group service session of subscriber equipment in the target adjacent area and be configured.
More excellent, the added group service session of subscriber equipment detected in the situation that the Radio Resource of target adjacent area is configured, subscriber equipment with the persistent district same physical channel on carry out the group service session.
More preferably, the added group service session of subscriber equipment detected in the situation that the Radio Resource of target adjacent area is not configured, subscriber equipment keeps the group service continuity to process comprising non-right of speech user at the random access procedure of cell-of-origin according to the group service session information to the group service of subscriber equipment: subscriber equipment initiates to set up the Radio Resource of target adjacent area at current persistent district; Base station under subscriber equipment sends the session of adjoining base station multimedia broadcast/multi broadcast business to mobile management unit MME and adds indication, and wherein, the session of adjoining base station multimedia broadcast/multi broadcast business adds indication to carry target BS number and Target cell number; MME receives after the session of adjoining base station multimedia broadcast/multi broadcast business adds indication, send the multimedia broadcast/multi broadcast business session to multi-service integrated load bearing equipment MCE and add indication, wherein, the multimedia broadcast/multi broadcast business session adds indication to carry target BS number and Target cell number.
More preferably, the Radio Resource that subscriber equipment initiates to set up the target adjacent area at current persistent district also comprises: MCE is receiving after described multimedia broadcast/multi broadcast business session adds indication, send the multimedia broadcast/multi broadcast business session to target BS and add indication, wherein, the multimedia broadcast/multi broadcast business session adds indication to carry Target cell number; Target BS receives after the multimedia broadcast/multi broadcast business session adds indication, and target BS sends the MBSFN area configurations at multicast control channel MCCH.
As the more excellent execution mode of the present embodiment, after setting up Radio Resource in the target adjacent area, target BS is to the neighbor base station signalling of bouquet service conversation change indication that exists with target BS same group business.More excellent execution mode as the present embodiment, target BS is to existing the neighbor base station signalling of bouquet service conversation change indication with target BS same group business to comprise: target BS sends adjacent area group service session change Indication message to mobile management unit MME, wherein, adjacent area group service session change Indication message carries target neighbor base station number, cell id, group service session change indication; MME is to neighbor base station signalling of bouquet service conversation change Indication message; Neighbor base station is according to the group service session change Indication message that receives, the cluster session information in the system broadcast message of renewal respective cell.
More excellent execution mode as the present embodiment, the target neighbor base station is according to the group service session change Indication message that receives, after cluster session information in the system broadcast message of renewal respective cell, comprise: neighbor base station sends beep-page message to subscriber equipment, and the notifying user equipment system broadcast message has change; Subscriber equipment reads, and preserves the system broadcast message after upgrading.
As the more excellent execution mode of the another kind of the present embodiment, in the situation that do not carry the group service session information of target adjacent area in system broadcast information, subscriber equipment keeps the group service continuity to process according to the multicast service channel data in the target adjacent area comprising: subscriber equipment in the target adjacent area from multicast service channel reading out data; When subscriber equipment reads the group service session data, keep the continuity of group service session.
More preferably, the present embodiment comprises: when subscriber equipment adds or leave the group service group, and the base station at notifying user equipment current area place; The base station at subscriber equipment current area place determines whether to discharge the Radio Resource of group service session according to the number of users of group service session.
More preferably, the cluster session information of above-mentioned target adjacent area by base station, persistent district place to the group service configuration of target adjacent area.
System broadcast information in the present embodiment is comprised by the group service session information that persistent district configures its adjacent area: begin or stop according to the group service session of adjacent area, upgrade the system broadcast information configuration of persistent district.
In the present embodiment, also provide the maintenance group service successional processing unit, this device is used for realizing above-described embodiment and preferred embodiment having carried out repeating no more of explanation, and the below describes the modules that this device relates to.As used below, the combination of software and/or the hardware of predetermined function can be realized in term " module ".Although the described system and method for following examples is preferably realized with software, hardware, perhaps the realization of the combination of software and hardware also may and be conceived.
Fig. 2 is the structured flowchart according to the successional processing unit of maintenance group service of the embodiment of the present invention, as shown in Figure 2, this structured flowchart comprises acquisition module 20, judge module 22, the first processing module 24 and the second processing module 26, the below describes modules and the function thereof of this device.
The group service session information comprises: whether the group service session that the adjacent area has begun and group service session set up the Radio Resource indication.
A kind of more excellent execution mode as the present embodiment, this device also comprises detection module, detection module is used in the situation that system broadcast information carries the group service session information of target adjacent area, and whether the added group service session of detection subscriber equipment is configured at the Radio Resource of target adjacent area.
Describe below in conjunction with preferred embodiment, the preferred embodiment combines above-described embodiment and preferred implementation thereof, in this preferred embodiment, provide a kind of method that keeps business continuance based on the non-right of speech user of TD-LTE wideband digital group system RRC_IDLE attitude of eMBMS.Fig. 3 is the flow chart that keeps according to the preferred embodiment of the invention the successional processing method of cluster service user appliance services, and as shown in Figure 3, this flow process comprises the steps:
Step S302, cluster service user equipment (for example, RRC_IDLE or RRC_CONNECTED) add or when leaving group service group, real-time informing eNB.
In step S302, eNB determines whether the Radio Resource of each cell set group business session is discharged, in order to used by unicast service according to user's periodical evaluation of each cell set group business session.Periodical evaluation just refers to according to certain configuration cycle, and in the assessment residential quarter, the Radio Resource of group service session takies situation.
Step S304, persistent district need the group service session information of adjacent area under it is configured at system broadcast information.
In step S304, when the group service session of adjacent area begins or stops, the configuration of the system broadcast information of persistent district needs to upgrade, this group service session information comprises the adjacent area to have begun group service session and group service session and whether has set up the Radio Resource indication, and, the renewal of system broadcast information is by beep-page message notifying user equipment (User Equipment is referred to as UE), and UE is read system information and storage again.
Step S306, cluster service user equipment according to whether carrying the group service session information in system broadcast information is processed the group service continuity.
in step S306, when the non-right of speech user of RRC_IDLE attitude needs cell reselection to Target cell, obtain the group service session information of neighbor cell configuration system broadcast information from current persistent district, detecting this side has added session in the Radio Resource indication of Target cell, so that whether judgement initiates the RRC connection, the request of setting up is set up the Radio Resource of group service session at Target cell, if the group service session does not configure in Target cell existence and Radio Resource, non-right of speech user is at current persistent district initiating random access procedure, set up former because set up the Radio Resource indication.It is former in the indication of MCCH resource that the eNB (source eNB) of persistent district ownership receives random access, notice MME, and MME notifies MCE, and the eNB (target eNB) that MCE reinforms the adjacent area ownership sets up Radio Resource; If the group service session is configured in Target cell existence and Radio Resource, non-right of speech user directly intercepts the group service session on the same physical channel of cell-of-origin.
If the group service session does not exist at Target cell, at first non-right of speech user attempts at Target cell from the MTCH reading out data, if read less than group service conversation, otherwise the group service session continues to keep.
By above-mentioned steps, based on the non-right of speech customer service of the Idle state continuity keeping method that the TD-LTE wideband digital group system of eMBMS proposes, satisfied taking minimum interface-free resources with eNB in group system and keep the successional requirement of non-right of speech customer service.
In following preferred embodiment and execution mode thereof, keep the business continuance implementation method to be illustrated to the non-right of speech user of TD-LTE wideband digital group system RRC_IDLE attitude based on eMBMS.
The first, eNB arranges group service group assessment cycle, and is when assessment cycle arrives, at first, for each residential quarter, cumulative user's number of this residential quarter ongoing group service group; Secondly, judge whether residential quarter ongoing group service group user number is 0, as be 0, the Release radio resource of this cell set group business group, in order to used by unicast service; If greater than 1, next assessment cycle is set, flow process finishes.
The second, when the group service group Radio Resource of residential quarter is set up or discharged, need to carry out following steps:
Step 1, place, residential quarter eNB (source eNB) searches the adjacent area that whether has the same group business, if find, continues step 2, otherwise skips to step 7;
Step 2, target eNB is connected in source eNB judgement with place, adjacent area eNB) whether there is an X2 connection, if exist, by X2 notification target eNB adjacent area group service session change indication (eMBMS SESSION CHANGE INDICATION), Fig. 4 is according to the preferred embodiment of the invention by the schematic diagram of X2 mouth notification target eNB adjacent area group service Radio Resource change indication flow process, then skips to step 5; Otherwise execution in step 3.
Wherein, this cell id and cluster session change indication are carried in group service session change indication, message content as shown in Table 1:
Table one,
Step 3, source eNB notifies MME adjacent area group service session change indication (INTRA eNB eMBMS SESSION CHANGE INDICATION), and Fig. 5 is the schematic diagram that flow process is indicated in eNB notice MME adjacent area group service Radio Resource change according to the preferred embodiment of the invention.
Wherein, target eNB number, this cell id and group service session change indication are carried in this group service session change indication, message content as shown in Table 2:
Table two,
Step 4, MME is to target eNB signalling of bouquet service conversation change indication (eMBMS SESSION CHANGE INDICATION), and Fig. 6 is the schematic diagram that flow process is indicated in MME notice eNB adjacent area group service Radio Resource change according to the preferred embodiment of the invention.
Wherein, this group service session change Indication message content is as shown in Table 3:
Table three,
Step 5, target eNB is searched associated cell according to group service, and the group service session information in the system broadcast information of renewal respective cell, notifies the UE system information that change is arranged by beep-page message.
Step 6, UE is reading system broadcast message and preservation again.
Step 7, flow process finishes.
Non-right of speech user rules out soon cell reselection to Target cell in moving process, whether decision-making initiating random access procedure, and this process comprises the steps:
Step 1, non-right of speech user is according to 3GPP 36.331 agreements tmgi-InfoList information under IntraFreqNeighCellInfo in current persistent district obtains SIB4, this information as shown in Table 4:
Table four,
Step 2, non-right of speech user checks whether the group service of monitoring exists in table four:
If do not exist, attempt directly from the MTCH reading out data, if can read, this group service continues to keep, if can not read, this group service interrupts, and skips to step 4; If exist, continue judgement cluster wireless resource and set up sign, if set up, directly reselect to Target cell, directly read the cluster conversation data from the MTCH of Target cell, skip to step 4; If do not set up, non-right of speech user triggers random access procedure, the flow process that its flow process and unicast service trigger is identical, just carry the adjacent area physical district ID of gravity treatment at the extended field of RRCConnectionRequest, and set up former because set up MCCH resource indication, message content as shown in Table 5:
Table five,
Step 3, non-right of speech user's random access procedure finishes, and gravity treatment is to Target cell, directly reads the cluster conversation data from the MTCH of Target cell.
Step 4, flow process finishes.
Source eNB receives access request (RRCConnectionRequest), judging EstablishmentCause is mcch-setup, Fig. 7 is that non-according to the preferred embodiment of the invention right of speech user is at the flow chart of the random access procedure of cell-of-origin, as shown in Figure 7, this flow process comprises the steps:
Step S702, source eNB send to MME and add indication in abutting connection with eNB eMBMS session, and wherein, target BS number and Target cell number are carried in this indication.
Step S704, MME receive in abutting connection with eNB eMBMS session and add Indication message, sends the eMBMS session to MCE and add indication, and wherein, target BS number and Target cell number are carried in this indication.
Step S706, MCE send the eMBMS session to target eNB and add indication, and wherein, Target cell number is carried in this indication.
Step S708, target eNB sends the MBSFN area configurations at MCCH.
Fig. 8 is that another non-right of speech user is at the flow chart of the random access procedure of cell-of-origin according to the preferred embodiment of the invention, and as shown in Figure 8, this flow process comprises S1-S4:
S1, source eNB sends INTRA eNB eMBMS SESSION JOIN INDICATION (adding indication in abutting connection with eNB eMBMS session) to MME, this adds indication to carry target eNB number and Target cell number in abutting connection with eNB eMBMS session, message content as shown in Table 6:.
Table six,
S2, MME receives in abutting connection with eNB eMBMS session and adds Indication message, send eMBMS SESSION JOIN INDICATION (the eMBMS session adds indication) to MCE, this eMBMS session adds indication to carry target eNB number and Target cell number, shown in message content reference table seven:
Table seven,
S3, MCE sends eMBMS SESSION JOIN INDICATION (the eMBMS session adds indication) to target eNB, and this eMBMS session adds to indicate carries Target cell number, shown in message content reference table eight:
Table eight,
S4, target eNB sends MBSFNAreaConfiguration (MBSFN area configurations) at MCCH.
Realized satisfying non-right of speech user and moving successional requirement to take minimum interface-free resources by above-described embodiment and preferred implementation thereof.
In another embodiment, also provide a kind of maintenance group service successional process software, this software be used for to be carried out the technical scheme that above-described embodiment and preferred embodiment are described.
In another embodiment, also provide a kind of storage medium, stored above-mentioned software in this storage medium, this storage medium includes but not limited to CD, floppy disk, hard disk, scratch pad memory etc.
obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with general calculation element, they can concentrate on single calculation element, perhaps be distributed on the network that a plurality of calculation elements form, alternatively, they can be realized with the executable program code of calculation element, carried out by calculation element thereby they can be stored in storage device, perhaps they are made into respectively each integrated circuit modules, perhaps a plurality of modules in them or step being made into the single integrated circuit module realizes.Like this, the present invention is not restricted to any specific hardware and software combination.
The above is only the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (17)
1. one kind keeps the successional processing method of group service, it is characterized in that, comprising:
Subscriber equipment obtains system broadcast information from current persistent district;
Described subscriber equipment judges the group service session information that whether carries the target adjacent area in described system broadcast information;
If so, described subscriber equipment keeps described group service continuity to process according to described group service session information to the group service of described subscriber equipment;
If not, described subscriber equipment keeps described group service continuity to process according to the multicast service channel data in described target adjacent area.
2. processing method according to claim 1, is characterized in that, described group service session information comprises: whether the group service session that described adjacent area has begun and described group service session set up the Radio Resource indication.
3. processing method according to claim 1 and 2, it is characterized in that, whether in the situation that be the group service session information that carries the target adjacent area in the described system broadcast information of described subscriber equipment judgement, described subscriber equipment keeps described group service continuity to process according to described group service session information to the group service of described subscriber equipment comprising: detect the described Radio Resource of the added group service session of described subscriber equipment in the target adjacent area and be configured.
4. processing method according to claim 3, it is characterized in that, the added group service session of described subscriber equipment detected in the situation that the Radio Resource of target adjacent area is configured, described subscriber equipment with described persistent district same physical channel on carry out described group service session.
5. processing method according to claim 3, it is characterized in that, the added group service session of described subscriber equipment detected in the situation that the Radio Resource of target adjacent area is not configured, described subscriber equipment keeps described group service continuity to process according to described group service session information to the group service of described subscriber equipment comprising:
Described subscriber equipment initiates to set up the Radio Resource of described target adjacent area at described current persistent district;
Base station under described subscriber equipment sends the session of adjoining base station multimedia broadcast/multi broadcast business to mobile management unit MME and adds indication, and wherein, the session of described adjoining base station multimedia broadcast/multi broadcast business adds indication to carry target BS number and Target cell number;
Described MME receives after the session of described adjoining base station multimedia broadcast/multi broadcast business adds indication, send the multimedia broadcast/multi broadcast business session to multi-service integrated load bearing equipment MCE and add indication, wherein, described multimedia broadcast/multi broadcast business session adds indication to carry described target BS number and described Target cell number.
6. processing method according to claim 5, is characterized in that, the Radio Resource that described subscriber equipment initiates to set up described target adjacent area at described current persistent district also comprises:
Described MCE is receiving after described multimedia broadcast/multi broadcast business session adds indication, send the multimedia broadcast/multi broadcast business session to target BS and add indication, wherein, described multimedia broadcast/multi broadcast business session adds indication to carry described Target cell number;
Described target BS receives after described multimedia broadcast/multi broadcast business session adds indication, and described target BS sends the MBSFN area configurations at multicast control channel MCCH.
7. processing method according to claim 6, is characterized in that, after setting up Radio Resource in described target adjacent area, described target BS is to the neighbor base station signalling of bouquet service conversation change indication that exists with described target BS same group business.
8. processing method according to claim 7, is characterized in that, described target BS is to existing the neighbor base station signalling of bouquet service conversation change indication with described target BS same group business to comprise:
Described target BS sends adjacent area group service session change Indication message to mobile management unit MME, and wherein, described adjacent area group service session change Indication message carries target BS number, cell id, group service session change indication.
9. processing method according to claim 8, is characterized in that, described target BS is to existing the neighbor base station signalling of bouquet service conversation change indication with described target BS same group business also to comprise:
Described MME is to described neighbor base station signalling of bouquet service conversation change Indication message;
Described neighbor base station is according to the described group service session change Indication message that receives, the cluster session information in the system broadcast message of renewal respective cell.
10. processing method according to claim 9, is characterized in that, described target BS, comprising after the cluster session information in the system broadcast message of renewal respective cell according to the described group service session change Indication message that receives:
Described neighbor base station sends beep-page message to described subscriber equipment, notifies described user device system broadcast that change is arranged;
Described subscriber equipment reads, and preserves the system broadcast message after described renewal.
11. processing method according to claim 1, it is characterized in that, in the situation that do not carry the group service session information of described target adjacent area in described system broadcast information, described subscriber equipment keeps described group service continuity to process according to the multicast service channel data in described target adjacent area comprising:
Described subscriber equipment in the target adjacent area from multicast service channel reading out data;
When described subscriber equipment reads the group service session data, keep the continuity of described group service session.
12. according to claim 1-11 described processing methods of any one is characterized in that, comprising:
Described subscriber equipment adds or when leaving the group service group, notifies the base station at described subscriber equipment current area place;
The base station at described subscriber equipment current area place determines whether to discharge the Radio Resource of group service session according to the number of users of group service session.
13. according to claim 1-11 described processing methods of any one is characterized in that, described cluster session information by base station, described persistent district place to the group service configuration of described target adjacent area.
14. according to claim 1-11 described processing methods of any one, it is characterized in that, described system broadcast information is comprised by the group service session information that described persistent district configures its adjacent area: begin or stop according to the group service session of described adjacent area, upgrade the described system broadcast information of described persistent district.
15. one kind keeps the successional processing unit of group service, it is characterized in that, comprising:
Acquisition module is positioned at subscriber equipment, is used for obtaining system broadcast information from current persistent district;
Judge module is positioned at described subscriber equipment, is used for judging whether described system broadcast information carries the group service session information of target adjacent area;
The first processing module is positioned at described subscriber equipment, in the situation that judgment result is that of described judge module be, is used for keeping described group service continuity to process according to described group service session information to the group service of described subscriber equipment;
The second processing module is positioned at described subscriber equipment, in the situation that described judge module the determination result is NO, described subscriber equipment keeps described group service continuity to process according to the multicast service channel data in described target adjacent area.
16. processing unit according to claim 15 is characterized in that, described group service session information comprises: whether the group service session that described adjacent area has begun and described group service session set up the Radio Resource indication.
17. processing unit according to claim 16, it is characterized in that, also comprise detection module, whether described detection module is used in the situation that described system broadcast information carries the group service session information of described target adjacent area, detect the Radio Resource of the added group service session of described subscriber equipment in the target adjacent area and be configured.
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