CN101472348A - Method and device for controlling user terminal to implement cluster call - Google Patents
Method and device for controlling user terminal to implement cluster call Download PDFInfo
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- CN101472348A CN101472348A CNA2007103044923A CN200710304492A CN101472348A CN 101472348 A CN101472348 A CN 101472348A CN A2007103044923 A CNA2007103044923 A CN A2007103044923A CN 200710304492 A CN200710304492 A CN 200710304492A CN 101472348 A CN101472348 A CN 101472348A
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Abstract
The embodiment of the invention provides a method and a device for controlling cluster call of user terminals, which brings favorable experiences to users, and saves system resources. The method comprises the following steps: the user terminals intercept group-calling messages transmitted downwardly by a mobile exchange centre; the user terminals determine whether the prior service area can provide the cluster service based on the group-calling messages or not according to the group-calling messages, and if the prior service area can provide the cluster service, the cluster call is permitted; otherwise, the cluster call is prohibited. The embodiment of the invention further discloses a system, a user terminal and a mobile switching centre for controlling the cluster call of the user terminals. By adopting the method and the device for controlling the cluster call of the user terminals, the user terminals intercept group-calling messages transmitted downwardly by the MSC, and the cluster call for the user terminals is controlled according to the group-calling messages. Therefore, not only the favorable experiences are brought to the users, but also the times of group-calling initiated by the user terminals are reduced so as to save system resources.
Description
Technical field
The present invention relates to a kind of communication technology, relate in particular to a kind of method and apparatus of controlling user terminal to implement cluster call.
Background technology
In recent years, group service had had bigger development.In the group service early stage of development, group service all is to launch in the mode of private network.Yet it is big to use private network structure trunked communication system to have the investment maintenance cost, and the smaller problem of coverage.Because public network has the big advantage of coverage, use public network to carry out group service, just become an active demand of group service to expand the coverage area.
Adopting public network to carry out the group service initial stage, because problems such as device upgrade are difficult in whole public network and all carry out group service.Promptly only can provide group service, and the other zone can not provide group service in the subregion.The user terminal of group service of will occurring like this having contracted roams into when group service regional can not be provided, in case the user makes a call, because the group system of current access can't provide group service for it, the then group calling request of refusing user's, so both brought bad user experience, also wasted system resource simultaneously to the user; In addition, if portable terminal from group calling group, deleted, but because its SIM (Subscriber Identity Module; User identification module) the group id information such as (ID) in the card is not destroyed, then when portable terminal access belonging cluster network, the group calling request of network refusing user's had so both brought bad user experience to the user, had also wasted system resource simultaneously.
Summary of the invention
Embodiments of the invention provide a kind of method and apparatus of controlling user terminal to implement cluster call, have brought favorable experience to the user, and have saved system resource.
The embodiment of the invention discloses a kind of method of controlling user terminal to implement cluster call, comprising:
User terminal is intercepted the group calling information that mobile switching centre issues;
User terminal determines according to group calling information whether the current service district can provide the cluster service based on group calling information, if, then allow trunked call, otherwise, forbid trunked call.
The embodiment of the invention also discloses a kind of system that controls user terminal to implement cluster call, comprising:
Mobile switching centre is used for the group calling information that issues to user terminal;
User terminal is used to intercept the group calling information that described mobile switching centre issues, and determines according to described group calling information whether the current service district can provide the cluster service based on group calling information, if, then allow trunked call, otherwise, forbid trunked call.
The embodiment of the invention also discloses a kind of mobile switching centre, comprising:
Group Call Register is used to store the group calling information that this mobile switching centre supports;
The unit is set, is used for the group id of Group Call Register is arranged in the group calling information;
Issue the unit, be used for described group calling information is handed down to user terminal.
The embodiment of the invention also discloses a kind of user terminal, comprising:
Receiving element is used to intercept the group calling information that described mobile switching centre issues;
Control unit is used for determining according to described group calling information whether the current service district can provide the cluster service based on group calling information, if, then allow trunked call, otherwise, forbid trunked call.
According to the embodiment of the invention, user terminal is intercepted the group calling information that MSC issues, and according to group calling information Control user terminal to implement cluster call, has not only brought favorable experience to the user, also reduce user terminal and initiated the number of times of group calling, thereby saved system resource.
Description of drawings
Fig. 1 shows the flow process of the control user terminal to implement cluster call of the embodiment of the invention one;
Fig. 2 shows the system of the control user terminal to implement cluster call of the embodiment of the invention two.
Embodiment
Understand and realization the present invention the existing embodiments of the invention of describing in conjunction with the accompanying drawings for the ease of persons skilled in the art.
Embodiments of the invention provide a kind of method and apparatus of controlling user terminal to implement cluster call, when user terminal was roamed out the group service service area of ownership and roaming place group service service area and can't be provided group service for it, roaming place group service service area core network device prompting user can't provide group service; Perhaps as the user by deletion from group service but data such as group information in the SIM card are not deleted, ownership place group service service area core network device and user terminal can't provide group service with reminding subscriber terminal current service district alternately, and control the initiation of this group service.Thereby brought favorable experience to the user, and saved system resource.The group service service area of described ownership is the signatory group service service area of this portable terminal.
Embodiment one
Present embodiment has been described a kind of method of controlling user terminal to implement cluster call.As shown in Figure 1, the method comprising the steps of:
Only represent prompting function in order to represent this group calling information, can reminder flag be set at the group call reference cell, this reminder flag can be used in the group call reference cell arbitrary byte in the idle cell, NTF as shown in table 1 (Group or Broadcast Call Notify, group calling or broadcasting prompting) byte, when reminder flag is effective, during as " NTF=1 ", represent that this group call reference cell instruct MS C can provide the group id of service, whether this group id only is used to remind user terminal in the cluster service district, the group calling notification message when setting up with the difference group calling.
Described NOTIF_REQ (group calling notice) message can issue at NCH channel (notification channel).
Because when no group calling was set up, notification channel still can periodically be notified to user terminal broadcasting group calling, but the group call reference cell of group calling notice does not comprise any group calling information (as group id).The present embodiment utilization does not have the idling cycle that request is set up in group calling, broadcasts the group id that MSC can serve by notification channel to user terminal.
In step 11 and step 12, MSC can be arranged on group id among the GCR in each bar group calling message successively, then group calling message is handed down to user terminal, like this, all group ids among the GCR can be handed down to user terminal, user terminal can receive all group ids, and compares with the group id of this locality storage, just can learn whether the current service district can provide the cluster service based on this group id.
Judge whether the current service district can provide schooling service method as follows for this group id corresponding user terminal:
One timer is set, if when not finding that in the time period of timer the group id that comprises in the group calling message is identical with the group id of self storing, then user terminal on its screen, show group calling forbid the sign, to represent that the current service district does not support the trunked call based on this group number, it can be to be different from any sign that identifies that described group calling is forbidden identifying, preferably, can be a picture that is easy to discern; In order to save wireless network resource, the group calling prohibitory sign corresponding with this group number can be set on user terminal, when finding that the current service district does not support trunked call based on this group number, this group calling prohibitory sign is set to effectively, initiates this trunked call to forbid user terminal.
If when finding that in the time period of timer the group id of the group id that comprises in the group calling message and self storage is identical, then user terminal does not show that on its screen group calling forbids sign, can support the trunked call based on this group number to represent the current service district; When the group calling prohibitory sign is set on the user terminal, at this moment also should this group calling prohibitory sign be set to invalidly, initiate this trunked call to allow user terminal.
Embodiment two
As shown in Figure 2, present embodiment is described a kind of system that controls user terminal to implement cluster call, comprising: mobile switching centre 400 is used for the group calling information that issues to user terminal; User terminal 300 is used to intercept the group calling information that described mobile switching centre issues, and determines according to described group calling information whether the current service district can provide the cluster service based on group calling information, if, then allow trunked call, otherwise, forbid trunked call.
Described kind of mobile switching centre 400 comprises: Group Call Register 410 is used to store the group calling information that this mobile switching centre 400 is supported; Unit 420 is set, is used for the group id of Group Call Register 410 is arranged in the group calling information; Issue unit 430, be used for described group calling information is handed down to user terminal 300.
Described user terminal 300 comprises: receiving element 310 is used to intercept the group calling information that described mobile switching centre 400 issues; Control unit 320 is used for determining according to described group calling information whether the current service district can provide the cluster service based on group calling information, if, then allow trunked call, otherwise, forbid trunked call.Described control unit 320 specifically comprises: judging unit 321 is used for judging according to described group calling information whether the current service district can provide the cluster service based on group calling information; Unit 322 is set, be used for the group calling prohibitory sign corresponding with group calling information according to the judged result setting of described judging unit, if judged result can not provide cluster service based on group calling information for the current service district, then the group calling prohibitory sign is set to effective status; If judged result can provide cluster service based on group calling information for the current service district, then the group calling prohibitory sign is set to disarmed state.
According to the embodiment of the invention, user terminal is intercepted the group calling information that MSC issues, and according to group calling information reminding user terminal whether in the cluster service district, the control user terminal to implement cluster call, not only brought favorable experience to the user, reduce user terminal and initiated the number of times of group calling, thereby saved system resource.
Though described the present invention by embodiment, those of ordinary skills know, without departing from the spirit and substance in the present invention, just can make the present invention that many distortion and variation are arranged, and scope of the present invention is limited to the appended claims.
Claims (11)
1, a kind of method of controlling user terminal to implement cluster call is characterized in that, comprising:
User terminal is intercepted the group calling information that mobile switching centre issues;
User terminal determines according to group calling information whether the current service district can provide the cluster service based on group calling information, if, then allow trunked call, otherwise, forbid trunked call.
2, method according to claim 1, it is characterized in that, described group calling information is group id, and described group calling information setting is in group calling message, and described user terminal determines according to group calling information whether the current service district can provide the cluster service based on group calling information specifically to comprise:
When user terminal finds that the group id that comprises in the group calling message is identical with the local group id of storing, determine that then the current service district can provide the cluster service based on this group id, when user terminal does not find that the group id of the group id that comprises in the group calling message and self storage is identical at the appointed time, determine that then the current service district can not provide the cluster service based on this group id.
3, method according to claim 2, it is characterized in that, be provided with reminder flag in the described group calling message, when described reminder flag is effective, described method also comprises: when determining that the current service district can not provide cluster service based on this group id, show based on the group calling of this group id on user terminal and forbid sign; When determining that the current service district can provide cluster service based on this group id, do not show that on user terminal described group calling forbids sign.
4, method according to claim 2 is characterized in that, before described user terminal was intercepted the group calling message that mobile switching centre issues, described method also comprises: mobile switching centre was arranged on the group id in the Group Call Register in the group calling information.
5, method according to claim 4 is characterized in that, described group calling message bearing is in the group call reference cell.
6, method according to claim 1 is characterized in that, the described trunked call of forbidding comprises: the group calling prohibitory sign corresponding with group id is set to effectively; Described permission trunked call comprises: it is invalid that the group calling prohibitory sign corresponding with group id is set to.
7, method according to claim 6 is characterized in that, when group calling prohibitory sign when being effective, after forbidding the trunked call flow process of user terminal, also shows not allow to carry out the prompting of trunked call on user terminal.
8, a kind of system that controls user terminal to implement cluster call is characterized in that, comprising:
Mobile switching centre is used for issuing group calling information to user terminal;
User terminal is used to intercept the group calling information that described mobile switching centre issues, and determines according to described group calling information whether the current service district can provide the cluster service based on group calling information, if, then allow trunked call, otherwise, forbid trunked call.
9, a kind of mobile switching centre is characterized in that, comprising:
Group Call Register is used to store the group calling information that this mobile switching centre supports;
The unit is set, is used for the group id of Group Call Register is arranged in the group calling information;
Issue the unit, be used for described group calling information is handed down to user terminal.
10, a kind of user terminal is characterized in that, comprising:
Receiving element is used to intercept the group calling information that described mobile switching centre issues;
Control unit is used for determining according to described group calling information whether the current service district can provide the cluster service based on group calling information, if, then allow trunked call, otherwise, forbid trunked call.
11, user terminal according to claim 10 is characterized in that, described control unit specifically comprises:
Judging unit is used for judging according to described group calling information whether the current service district can provide the cluster service based on group calling information;
The unit is set, is used for the group calling prohibitory sign corresponding with group calling information according to the judged result setting of described judging unit, if judged result can not provide cluster service based on group calling information for the current service district, then the group calling prohibitory sign is set to effective status; If judged result can provide cluster service based on group calling information for the current service district, then the group calling prohibitory sign is set to disarmed state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007103044923A CN101472348A (en) | 2007-12-28 | 2007-12-28 | Method and device for controlling user terminal to implement cluster call |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007103044923A CN101472348A (en) | 2007-12-28 | 2007-12-28 | Method and device for controlling user terminal to implement cluster call |
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| CN101472348A true CN101472348A (en) | 2009-07-01 |
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| CNA2007103044923A Pending CN101472348A (en) | 2007-12-28 | 2007-12-28 | Method and device for controlling user terminal to implement cluster call |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112312333A (en) * | 2020-11-02 | 2021-02-02 | 深圳市桑达无线通讯技术有限公司 | Group call processing control method for railway special mobile terminal |
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2007
- 2007-12-28 CN CNA2007103044923A patent/CN101472348A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112312333A (en) * | 2020-11-02 | 2021-02-02 | 深圳市桑达无线通讯技术有限公司 | Group call processing control method for railway special mobile terminal |
| CN112312333B (en) * | 2020-11-02 | 2021-11-05 | 深圳市桑达无线通讯技术有限公司 | Group call processing control method for railway special mobile terminal |
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Application publication date: 20090701 |