CN101159926B - Method of establishing CDMA standard cluster group calling - Google Patents
Method of establishing CDMA standard cluster group calling Download PDFInfo
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- CN101159926B CN101159926B CN200710162879XA CN200710162879A CN101159926B CN 101159926 B CN101159926 B CN 101159926B CN 200710162879X A CN200710162879X A CN 200710162879XA CN 200710162879 A CN200710162879 A CN 200710162879A CN 101159926 B CN101159926 B CN 101159926B
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Abstract
The invention provides a method for setting a CDMA trunk group call, which comprises: step 1: a base station sends a trunk group call set request initiated from a terminal to a base station controller for the further treatment; step 2: the base station controller receives the trunk group call set request, and when judging the A port link is currently in the fault mode, distributes the selectors used for the group call, notifies the base station to distribute channel resources, and sends a broadcasting message with group number to the terminal to notify the terminal to distribute service channels; and step 3: the terminal receives the broadcasting message, decodes the group number ,and determines whether to perform the group call trunk service based on whether the terminal belongs to the group. Therefore, the invention can provide trunk services such as group call under such condition that the base station controller and the network side transmission link are in fault or are not allocated with transmission links.
Description
Technical field
The present invention relates to the communications field, relate in particular to the method for the cluster multi call of a kind of CDMA (Code DivisionMuitiple Access, code division multiple access) standard.
Background technology
At present, the trunked communication system of code division multiple access (CDMA) standard can combine CDMA technology and specific schedule communication system, and it adopts half-duplex communication mode, can realize continuing fast, promptly support the group-calling service of one-to-many, also support man-to-man individual calling business.
For the realization of group-calling service, the distribution method of existing a kind of service processing entity based on the sub-district is only distributed a service processing entity in the same group under same sub-district, carries out alternately with all users in this group under this sub-district.
Fig. 1 shows the signaling process figure of group-calling service under the link normal condition, and Fig. 1 is the flow chart of the signaling of transmission link group calling cluster business just often between existing base station controller and the network side.As shown in Figure 1, under the normal situation of link, the call message of a group calling of terminal is received in the base station, sending this call message to network side through base station controller handles, by the group calling response message, the information that network side will be organized sends to base station controller, comprise group member region etc. in this response message, base station controller is resources such as group calling assignment selector, and notify each base station assigns channel resource at this place, zone and set up channel, then, issue the broadcast of this group on paging channel, each terminal enters Traffic Channel in the group of notifications.
Trunking communication has been applied to the place that public security, fire-fighting, athletic meeting etc. need the centralized dispatching personnel, and its application scenarios is very extensive.But the trunked communication system of present CDMA standard when the transmission link of base station controller and network side (A mouth) breaks down or do not dispose transmission path, can not provide group calling cluster business shown in Figure 1.And, at some promptly or in particular cases,, then can not provide the group calling cluster business equally if operator does not dispose A oral instructions transmission link.
Summary of the invention
In view of the above problems, the object of the invention is to provide a kind of method of the CDMA of foundation standard cluster group calling.
According to the present invention, a kind of method of the CDMA of foundation standard cluster group calling is provided, it comprises: step 1, the rising of cluster multi call of setting up that terminal is initiated in the base station called for to ask and sent to base station controller and handle; Step 2, base station controller receives that rising of group calling cluster called for and asks, and judges when current A mouth link is in fault mode, distributes and calls out used selector, the informing base station allocation of channel resources may, and send the broadcast have group group number to terminal and notify the terminal configuration Traffic Channel; And step 3, terminal receives broadcast, solves group group number, and selects whether to carry out the group calling cluster business according to self whether belonging to group.
And base station controller breaks down or is not having under the situation of the transmission link between configurating base station controller and the network side at transmission link between base station controller and the network side, and the notification call treatment progress enters A mouth link failure pattern.
In addition, in step 3, when terminal judges self belongs to group,, enter group call according to broadcast configurating channel resource.When terminal judges self does not belong to group, abandon broadcast.
In the above-mentioned method of setting up the CDMA standard cluster group calling, after step 3, also comprise: step 4, the reverse frames that the base station controller receiving terminal sends is passed to selector and is carried out the frame selection, and frame judged, and handle accordingly according to judged result.
Wherein, if frame is a signaling frame, then carry out corresponding signaling process by calling out the control process; And if frame is speech frame, then it is treated to the frame format of forward direction message, and on forward traffic channel, distributes after reverse frames selects carrying out.
And channel resource comprises Channel Elements and walsh code (below be called the Walsh sign indicating number).And terminal belongs to a plurality of groups.
In addition, before above-mentioned steps one, the group's group number under terminal is obtained and stored, wherein, this group group number is to obtain by the group information updating message of the network side transmission of just often receiving at transmission link or by the terminal of writing direct.
By the present invention, break down or do not dispose under the situation of transmission link at base station controller and network side transmission link, group services such as group calling can be provided.
Other features and advantages of the present invention will be set forth in the following description, and, partly from specification, become apparent, perhaps understand by implementing the present invention.Purpose of the present invention and other advantages can realize and obtain by specifically noted structure in the specification of being write, claims and accompanying drawing.
Description of drawings
Accompanying drawing is used to provide further understanding of the present invention, and constitutes the part of specification, is used from explanation the present invention with embodiments of the invention one, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the flow chart of the signaling of transmission link cluster multi call business just often between existing base station controller and the network side;
Fig. 2 is the flow chart according to the method for CDMA standard cluster group calling of the present invention;
Fig. 3 is the method flow diagram according to the CDMA standard cluster group calling of the embodiment of the invention; And
Fig. 4 is the flow chart according to the signaling of the method for the CDMA standard cluster group calling of the embodiment of the invention.
Embodiment
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein only is used for description and interpretation the present invention, and be not used in qualification the present invention.
Fig. 2 is the flow chart according to the method for CDMA standard cluster group calling of the present invention.
As shown in Figure 2, the method for this CDMA standard cluster group calling comprises:
Step S202, the rising of cluster multi call of setting up that terminal is initiated in the base station called for to ask and sent to base station controller and handle;
Step S204, base station controller receives that rising of group calling cluster called for and asks, and judges when current A mouth link is in fault mode, distributes and calls out used selector, the informing base station allocation of channel resources may, and send the broadcast have group group number to terminal and notify the terminal configuration Traffic Channel; And
Step S206, terminal receives broadcast, solves group group number, and selects whether to carry out the group calling cluster business according to self whether belonging to group.
And base station controller breaks down or is not having under the situation of the transmission link between configurating base station controller and the network side at transmission link between base station controller and the network side, and the notification call treatment progress enters the link failure pattern.
In addition, in step S206, when terminal judges self belongs to group,, enter group call according to broadcast configurating channel resource.When terminal judges self does not belong to group, abandon broadcast.
In the method for above-mentioned CDMA standard cluster group calling, after step S206, also comprise step: the reverse frames that the base station controller receiving terminal sends, pass to selector and carry out the frame selection, and frame is judged, and handle accordingly according to judged result.
Wherein, if frame is a signaling frame, then carry out corresponding signaling process by calling out the control process; And if frame is speech frame, then it is treated to the frame format of forward direction message, and on forward traffic channel, distributes after reverse frames selects carrying out.
And channel resource comprises Channel Elements and Walsh sign indicating number.And terminal belongs to a plurality of groups.
Wherein, before step S202, the group's group number under terminal is obtained and stored, this group group number are to obtain by the group information updating message of the network side transmission of just often receiving at transmission link or by the terminal of writing direct.
Particularly, Fig. 3 is the method flow diagram according to the CDMA standard cluster group calling of the embodiment of the invention, and Fig. 4 is the flow chart according to the signaling of the method for the CDMA standard cluster group calling of the embodiment of the invention.
As shown in Figure 3, the method for CDMA standard cluster group calling may further comprise the steps according to an embodiment of the invention:
Step S302 is stored in affiliated group group number in the terminal, base station controller detect and network side between link when breaking down, the notification call treatment progress enters fault mode;
Step S304, terminal sends rising to call for and asking of group calling to the base station;
Step S306, the base station receives rising of group calling and calls for and ask, and the call treatment process that call message is sent to base station controller is handled;
Step S308, base station controller is received that rising of group calling called for and is asked, and judges that current A mouth link is in fault mode, then distributes and calls out used resources such as selector, and the informing base station allocation of channel resources may, and send the broadcast have group group number to terminal and notify the terminal configuration Traffic Channel; And
Step S310, terminal receives broadcast, and carries out the group calling cluster business.
Wherein, step S310 is further comprising the steps of: first step, and terminal receives broadcast, solves group group number, and judges whether self belongs to group; Second step if terminal belongs to this group, then according to broadcast configurating channel resource, enters group call, if terminal does not belong to group, then abandons broadcast; Third step, base station controller receive reverse frames, pass to selector and carry out frame and select and frame is judged; And the 4th step, according to judged result, handle accordingly.Wherein, channel resource is Channel Elements and Walsh sign indicating number.
Wherein, in the 4th step,, then carry out corresponding signaling process,, then carry out being treated to the frame format of forward direction message, and on forward traffic channel, distributing after reverse frames selects if frame is a speech frame by calling out the control process if frame is a signaling frame.
In addition, in step S302, obtain group's group number by just often receive the group information updating message that network side sends at transmission link, or directly group's group number is write terminal.And terminal can belong to a plurality of groups.
And in step S302, base station controller detects when not disposing transmission link, and also the notification call treatment progress enters fault mode, and all terminals all adopt the mode of shared service processing entities.
In addition, the flow chart of the signaling of the method for the group calling cluster of the CDMA standard of the embodiment of the invention as shown in Figure 4, when link failure or when not disposing transmission link, the method for the group calling cluster of CDMA standard may further comprise the steps:
(1) the group's group number information under terminal is preserved can be by the group's group number information that just often obtains at A oral instructions transmission link to issue through network side, the terminal of perhaps can writing direct;
(2) base station controller detects the link failure with network side, and the notification call treatment progress enters fault mode;
(3) terminal is initiated the calling of the G of group, the step a in the corresponding diagram;
(4) calling of the G of group is received in the base station, call message is given to the call treatment process of side of base station controller and is handled the step b in the corresponding diagram;
(5) base station controller is received the call message of the G of group, judges the current fault mode that is in, then assignment selector (SE, Select Element) resource such as, and informing base station allocated channel unit resources such as (CE, Channel Element), step c and the steps d in the corresponding diagram respectively;
(6) reply the step e in the corresponding diagram, all terminal configuration Traffic Channels in the broadcast group of notifications of hair band group number under the base station controller, the step f in the corresponding diagram after the resource such as base station assigns CE;
(7) be in terminal under this base station controller, receive broadcast after, solve group group number, and judge whether self belongs to this group, if belong to this group, then the configuration service channel resource enters group call; Otherwise, abandon this message;
(8) Channel Elements of base station side is received the reverse frames of this group, sends to selector and handles, and selector carries out judging after frame is selected, if signaling frame then carries out corresponding signaling process by calling out the control process; If speech frame, then it is treated to the frame format of forward direction message after, on forward traffic channel, distribute.
By the present invention, break down or do not dispose under the situation of transmission link at base station controller and network side transmission link, group services such as group calling can be provided.
Be the preferred embodiments of the present invention only below, be not limited to the present invention, for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a method of setting up the CDMA standard cluster group calling is characterized in that, comprising:
Step 1, the rising of cluster multi call of setting up that terminal is initiated in the base station called for to ask and sent to base station controller and handle;
Step 2, described base station controller is received to call for for described and is asked, and judge when current A mouth link is in fault mode, distribute and call out used selector, notify described base station assigns channel resource, and notify described terminal configuration Traffic Channel to the broadcast that described terminal transmission has group group number; And
Step 3, described terminal receives described broadcast, solves described group's group number, and selects whether to carry out the group calling cluster business according to self whether belonging to group.
2. the method for setting up the CDMA standard cluster group calling according to claim 1 is characterized in that,
Described base station controller breaks down or is not disposing under the situation of the transmission link between described base station controller and the described network side at transmission link between base station controller and the network side, and the notification call treatment progress enters A mouth link failure pattern.
3. the method for setting up the CDMA standard cluster group calling according to claim 1 is characterized in that, in step 3,
When described terminal judges self belongs to described group,, enter group call according to broadcast configurating channel resource.
4. the method for setting up the CDMA standard cluster group calling according to claim 1 is characterized in that, in step 3,
When described terminal judges self does not belong to described group, abandon described broadcast.
5. the method for setting up the CDMA standard cluster group calling according to claim 1 is characterized in that, also comprises after described step 3:
Step 4, described base station controller receive the reverse frames that described terminal sends, and pass to described selector and carry out the frame selection, and described frame is judged, and handle accordingly according to judged result.
6. the method for setting up the CDMA standard cluster group calling according to claim 5 is characterized in that,
If described frame is a signaling frame, then carry out corresponding signaling process by calling out the control process; And
If described frame is a speech frame, then after carrying out described reverse frames selection, it is treated to the frame format of forward direction message, and on forward traffic channel, distributes.
7. according to each described method of setting up the CDMA standard cluster group calling in the claim 1 to 6, it is characterized in that,
Described channel resource comprises Channel Elements and Walsh sign indicating number.
8. according to each described method of setting up the CDMA standard cluster group calling in the claim 1 to 6, it is characterized in that, before described step 1, described group's group number under described terminal is obtained and stored, wherein, described group's group number is to obtain by the group information updating message that the network side of just often receiving at transmission link sends.
9. according to each described method of setting up the CDMA standard cluster group calling in the claim 1 to 6, it is characterized in that,
Described group's group number obtains by the described terminal of writing direct.
10. according to each described method of setting up the CDMA standard cluster group calling in the claim 1 to 6, it is characterized in that,
Described terminal belongs to a plurality of groups.
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| Application Number | Priority Date | Filing Date | Title |
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| CN200710162879XA CN101159926B (en) | 2007-10-16 | 2007-10-16 | Method of establishing CDMA standard cluster group calling |
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| CN200710162879XA CN101159926B (en) | 2007-10-16 | 2007-10-16 | Method of establishing CDMA standard cluster group calling |
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| CN101159926A CN101159926A (en) | 2008-04-09 |
| CN101159926B true CN101159926B (en) | 2011-04-20 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101977353A (en) * | 2010-10-28 | 2011-02-16 | 中兴通讯股份有限公司 | Method and system for realizing group calls in trunking conversation under single station mode |
| CN101984682A (en) * | 2010-11-01 | 2011-03-09 | 中兴通讯股份有限公司 | Method and system for realizing cluster conversation in single-station mode |
| CN103369469B (en) * | 2012-04-11 | 2016-12-07 | 华为技术有限公司 | A kind of information cuing method and access network equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1835609A (en) * | 2005-03-17 | 2006-09-20 | 华为技术有限公司 | Fault reduction realizing method of cluster net communication |
| CN1925639A (en) * | 2005-09-01 | 2007-03-07 | 中兴通讯股份有限公司 | Calling method in colony system |
| CN1984378A (en) * | 2005-12-12 | 2007-06-20 | 中兴通讯股份有限公司 | Establishment and control for CDMA digital packet calling |
| CN101039467A (en) * | 2006-03-16 | 2007-09-19 | 中兴通讯股份有限公司 | Method for control traditional packet scheduling platform of CDMA digital cluster system |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1835609A (en) * | 2005-03-17 | 2006-09-20 | 华为技术有限公司 | Fault reduction realizing method of cluster net communication |
| CN1925639A (en) * | 2005-09-01 | 2007-03-07 | 中兴通讯股份有限公司 | Calling method in colony system |
| CN1984378A (en) * | 2005-12-12 | 2007-06-20 | 中兴通讯股份有限公司 | Establishment and control for CDMA digital packet calling |
| CN101039467A (en) * | 2006-03-16 | 2007-09-19 | 中兴通讯股份有限公司 | Method for control traditional packet scheduling platform of CDMA digital cluster system |
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Granted publication date: 20110420 Termination date: 20171016 |