CN101707753A - Method and platform for implementing emergency interference service in mobile communication network - Google Patents
Method and platform for implementing emergency interference service in mobile communication network Download PDFInfo
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- CN101707753A CN101707753A CN200910153898A CN200910153898A CN101707753A CN 101707753 A CN101707753 A CN 101707753A CN 200910153898 A CN200910153898 A CN 200910153898A CN 200910153898 A CN200910153898 A CN 200910153898A CN 101707753 A CN101707753 A CN 101707753A
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Abstract
The invention relates to the field of mobile communication service, and aims to provide a method and a platform for implementing emergency interference service. The method comprises the steps that: during processing called and call services of emergency interference service applied users, the processing of the emergency interference service platform is embedded; by setting unconditional call transfer of user numbers in a service user HLR, the destination thereof is a routing address of the emergency interference service platform; when the users are called, the call service and the called service are transferred to the emergency interference service platform; and under the condition that the emergency interference service platform judges connection admission, a mode of temporarily canceling the unconditional call transfer is adopted and is used as a mode that a succession platform finishes succession for the called users. The method and the platform are convenient to implement without changing the conventional network equipment, can solve the emergency interference service even if the users do not need to replace advanced terminals, provide the called state for the calling user and provide the selection whether to access or not. The method and the platform can be used for CDMA 2000 networks, and do not need to update HLR, MSC, SCP and other core network elements.
Description
Technical field
The present invention relates to the value-added service field of moving communicating field, relate in particular to wherein method and platform that emergency interference service (or title firewall for received calls, interruption-free etc.) are provided, described emergency interference service is called class value-added service.
Background technology
The mobile phone user runs into through regular meeting is inconvenient to the situation that receives calls or do not want to receive calls, such as have a rest, have a meeting, the meeting of listening to the music, driving, in the class.If he selects to turn off a mobile phone, just might miss important incoming call.Emergency interference service is exactly at above situation, release make the user when avoiding being bothered by phone, be unlikely to miss a value-added service of important incoming call again.
The method that realizes 'no disturbance ' service now in the CDMA2000 network is the 'no disturbance ' service attribute that increases the user on equipment of the core network, and under user's interruption-free state, all phones all will be rejected and can not insert.Also have some terminals to provide so-called do-not-disturb functionality also not have this state of emergency interference in addition, that is to say the selection function that the calling subscriber is not provided and the function that continues of important incoming call, in addition, under this mode, give calling subscriber's prompting unfriendly, and, certainly led to the cost of the phone call of calling and called owing to the playback that on terminal called, realizes caller.
Summary of the invention
The technical problem to be solved in the present invention is, the method that realizes emergency interference service in a kind of CDMA2000 mobile communications network is provided, it can not change existing network equipment and convenient enforcement, the user also need not change senior terminal, just can solve emergency interference service (or claiming firewall for received calls, emergency interference etc.), for the calling subscriber points out called state and the selection that whether inserts is provided.The invention still further relates to the business platform that this method is implemented.
In order to solve the problems of the technologies described above, solution of the present invention is:
The method that realizes emergency interference service in a kind of mobile communications network is provided, be in the CDMA2000 mobile communications network, applied in emergency interference service user's the called call business process in processing, embed the processing of emergency interference service platform: by the unconditional call forwarding of Subscriber Number is set in service-user ownership HLR, its destination is the routing address of emergency interference service platform; Do when called this user, it is called out by call forwarding to the emergency interference service platform; The emergency interference service platform is being judged under the situation that allows to connect, and adopts the mode of the unconditional call forwarding of temporary transient cancellation, and finishes continuing to the called subscriber as the platform that continues.
Among the present invention, further comprising the steps of:
(1) call out initiation: in the CDMA2000 mobile communications network, originating MS C/SSP obtains the call routing information of called number, arrives the emergency interference service platform by unconditional call forwarding;
(2) the emergency interference service platform is analyzed the IAM or the INVITE of incoming call, obtains called number from original called, obtains the calling number that makes a call from calling number;
(3) the emergency interference service platform is carried out service logic, judges whether called subscriber condition is to allow the calling subscriber to connect the called subscriber under the emergency interference situation, and if do not allow play relevant point out playback after process ends; Otherwise broadcast allows the calling subscriber select the prompt tone that whether continues and waits for user key-press information; If calling subscriber's button is selected to disconnect or not button then process ends, if the calling subscriber selects to require to connect then continues step 4);
(4) the emergency interference service platform is initiated FEATREQ message to called number user attaching HLR, deactivate current called subscriber's unconditional call forwarding function, and initiate LOCREQ message and obtain the current calling route of the called number number that continues, the emergency interference service platform is initiated FEATREQ message to called number user attaching HLR more afterwards, activates current called subscriber's unconditional call forwarding function;
(5) emergency interference service platform initiation IAM or INVITE ask the called switch in the CDMA2000 network, and behind called party answer, the speech channel of overlap joint calling and called.
Owing to adopt technical scheme of the present invention, the calling of the calling called service number that caller is initiated is with unconditional access emergency interference service platform, finish the termination that continues or call out of calling according to business need by the emergency interference service platform, thereby realized the emergency interference function, and do not needed to increase extra-pay to calling and called.
Further, for solving the called subscriber if intelligent network user can not trigger the problem of called intelligent service flow process in the net, the emergency interference service platform adopts simulation caller MSC/SSP technology to trigger called IN process, in the step of the present invention (4), initiate to judge the parameter of HLR return messages, if dispose the trigger of existing network intelligent network business after the LOCREQ message, then the emergency interference service platform is carried out the triggering of called intelligent network business, comprises the following step:
A, emergency interference service platform are initiated LOCREQ message to called number user attaching HLR, comprise intelligent parameter, and wherein parameter TransactionCapability and WINCapability have determined the support situation of emergency interference service platform to IN service;
B, HLR return LOCREQ message result and give the emergency interference service platform, and platform disposes the intelligent network business trigger according to parameter in the message;
C, emergency interference service platform are initiated ANLYZD message so that SCP carries out the processing of corresponding intelligent network business according to the SCP address that the rapid trigger that disposes of previous step disposes in corresponding trigger;
D, emergency interference service platform continue subsequent voice calls and handle according to the indication of SCP, continue to activate in the step (4) current called subscriber's unconditional call forwarding function.
Adopt top technical scheme, thereby do not influence the business of called end, under the prerequisite of existing network network element of need not upgrading, solved the triggering problem of called end IN service easily.
Among the present invention, when user applies is professional, the request of opening an account need be done by the system of opening an account of operator on the emergency interference service platform, after the emergency interference service platform is received request, initiate FEATREQ message to service-user ownership HLR and the service-user Call Forwarding Unconditional is set to the emergency interference service platform, wherein the Digits parameter is filled out " *+unconditioned call connection service code+system platform Number for access " in the FEATREQ message.
The present invention also provides the emergency interference service platform that is used to realize preceding method, comprises following module:
Professional control and processing module: in business control and processing server, be responsible for the business control of emergency interference service platform, comprise and judge that the user is whether under the emergency interference state, finish the playback logic, the realization control that collects the digits is connected at needs and to be responsible for the continue control of speech channel of called and overlap joint calling and called of control under the called situation.
The comprehensive access platform of medium signaling: constitute by independent integrated exchange of signaling platform, be responsible for the access and the processing of Signaling System Number 7, with set up the MAP signaling between the STP Signalling Transfer Point and be connected, be responsible for to insert system's external signalling message of handling by business control and processing module and be forwarded to professional control and processing module, be responsible for inserting and pass on the mutual signaling of core network element outside professional control and processing module and the system; Be responsible for MSC between set up circuit and be connected to play the emergency interference service prompt tone and when needs are connected conversation, to overlap the speech channel of calling and called;
Database service module: operate in the database server, be responsible in database the leading subscriber data and and professional control and processing module, subscription and unsubscription module mutual;
The subscription and unsubscription module: operate on the subscription and unsubscription server, be responsible for the subscription and unsubscription request, and storage of subscriber data in database service module.
Operating maintenance module: operate on the Operation and Maintenance server, finish the Operation and Maintenance function of equipment;
More than each module by inner TCP/IP network interaction of described emergency interference service platform and interface.
Among the present invention, insert the IAM or the INVITE of the unconditional call forwarding of originating MS C/SSP, and be forwarded to professional control and processing module by the comprehensive access platform of medium signaling; Professional control is analyzed IAM or INVITE with processing module, obtains the calling and called number; Professional control and processing module are by the comprehensive access platform playing alert tones of medium signaling and collect the digits; Professional control is initiated FEATREQ message by the comprehensive access platform of medium signaling to called number user attaching HLR with processing module, deactivate current called subscriber's unconditional call forwarding function, and initiate LOCREQ message and obtain the current calling route of the called number number that continues, professional afterwards control is initiated FEATREQ message to called number user attaching HLR with processing module again by the comprehensive access platform of medium signaling, activates current called subscriber's unconditional call forwarding function; At last, the control of the business of emergency interference service platform and processing module are initiated IAM or INVITE by the comprehensive access platform of medium signaling and are asked called switch in the CDMA2000 network, and behind called party answer, the control of the business of emergency interference service platform indicates the comprehensive access platform of medium signaling to overlap the speech channel of calling and called with processing module.
Beneficial effect of the present invention is:
Can not change existing network equipment and convenient enforcement, the user also need not change senior terminal, just can solve emergency interference service (or claiming firewall for received calls, emergency interference etc.), for the calling subscriber points out called state and the selection that whether inserts is provided.The present invention can be used for the CDMA2000 network, does not need HLR, MSC, SCP and other core network element are upgraded, and can solve the function that emergency interference service is provided for the user easily.
Description of drawings
Fig. 1 is the internal logic and the connection diagram of a kind of execution mode of realization emergency interference service platform of the present invention.
Fig. 2 is the software flow schematic diagram of the platform of realization emergency interference service of the present invention.
Fig. 3 for realize permission call conversation of the present invention and called be the message flow schematic diagram of intelligent network user.
Embodiment
Below the used noun of the present invention or english abbreviation done respectively be explained as follows:
CDMA2000: code division multiple access
MAP: MAP
(T/G) MSC:(tandem/critical point) mobile switching centre
HLR: attaching position register
VLR: VLR Visitor Location Register
SSP: Service Switching Point
SCP: service control point
STP: Signalling Transfer Point
FEATREQ, ANLYZD, LOCREQ etc. are the concrete message name in MAP, the intelligent network protocol
DCN net: data communication network
Concrete message name among the INVITE:SIP (session initiation protocol)
Concrete message name among the IAM:ISUP (ISUP)
The user is when the application emergency interference service, and the system of opening an account of operator need be provided with user's unconditional call forwarding item, and the destination of unconditional call forwarding is the emergency interference service platform; The request of opening an account need be done by the system that opens an account of operator on the emergency interference service platform when opening an account, after the emergency interference service platform is received request, initiate FEATREQ message to service-user ownership HLR and the service-user Call Forwarding Unconditional is set to the emergency interference service platform, wherein numeral (dialing) Digits parameter is filled out " *+unconditioned call connection service code+system platform Number for access " in the FEATREQ message.
As shown in Figure 1, the emergency interference service platform is made up of business control and processing module, the comprehensive access platform of medium signaling, database service module, subscription and unsubscription module and operating maintenance module, and inner each intermodule of described platform communicates by the TCP/IP interface alternately.The relation of each system unit is as follows:
(1) professional control and processing module, described professional control operates in professional control and the processing server with described business control of processing module and processing module, be responsible for the business control of emergency interference service platform, comprise and judge that the user is whether under the emergency interference state, finish the playback logic, the realization control that collects the digits is connected at needs and to be responsible for the continue control of speech channel of called and overlap joint calling and called of control under the called situation.
(2) the comprehensive access platform of medium signaling, the comprehensive access platform of described medium signaling is made of independent integrated exchange of signaling platform, be responsible for the access and the processing of Signaling System Number 7, with set up the MAP signaling between the STP Signalling Transfer Point and be connected, be responsible for to insert system's external signalling message of handling by business control and processing module and be forwarded to professional control and processing module, be responsible for inserting and pass on the mutual signaling of core network element outside professional control and processing module and the system; Be responsible for MSC between set up circuit and be connected to play the emergency interference service prompt tone and when needs are connected conversation, to overlap the speech channel of calling and called;
(3) database service module, described database service module operates in the database server, be responsible in database the leading subscriber data and and professional control and processing module, subscription and unsubscription module mutual;
(4) subscription and unsubscription module operates on the subscription and unsubscription server, is responsible for the subscription and unsubscription request, and storage of subscriber data in database service module.
(5) operating maintenance module, described operating maintenance module operates on the Operation and Maintenance server, finishes the Operation and Maintenance function of equipment;
The operation of emergency interference service platform of the present invention does not have special soft, hardware requirement, and operation platform can be the operating system of present main flow.Above-mentioned each module is to reside on respective server, the platform with the form of firmware of corresponding software or the form of software storage.
Emergency interference service of the present invention realizes that the key technology that relates to is the handshaking procedure under the caller selection connection situation, below in conjunction with present embodiment in house software flow process shown in Figure 2, further specifies the implementation procedure of emergency interference service:
1, call out initiation, originating MS C/SSP obtains the call routing information of called number in the CDMA2000 mobile communications network, arrives the emergency interference service platform by unconditional call forwarding;
2, the comprehensive access platform of the medium signaling of emergency interference service platform inserts the IAM or the INVITE of the unconditional call forwarding of originating MS C/SSP, and is forwarded to professional control and processing module; By business control and processing module IAM or INVITE are analyzed, obtain called number called, from calling number, obtain the calling number that makes a call from original;
3, the control of the business of emergency interference service platform is carried out service logic with processing module, the Query Database service module, judge that whether current called subscriber condition is to allow the calling subscriber to connect the called subscriber under the emergency interference situation, and if do not allow by the medium signaling comprehensive access platform play relevant finish playback after process ends; Allow the user select the prompt tone that whether continues and notify the comprehensive access platform of medium signaling to wait for user key-press information otherwise play, if user key-press is selected to disconnect or not button then process ends, the user selects to require to connect, and then continues step (4);
4, the control of the business of emergency interference service platform is initiated FEATREQ message by the comprehensive access platform of medium signaling to called number user attaching HLR with processing module, deactivate current called subscriber's unconditional call forwarding function, and initiate LOCREQ message and obtain the current calling route of the called number number that continues, the business of emergency interference service platform control is afterwards initiated FEATREQ message by the comprehensive access platform of medium signaling to called number user attaching HLR again with processing module, activates current called subscriber's unconditional call forwarding function;
5, the business of emergency interference service platform control and processing module are initiated IAM or INVITE by the comprehensive access platform of medium signaling and are asked called switch in the CDMA2000 network, and behind called party answer, the control of the business of emergency interference service platform indicates the comprehensive access platform of medium signaling to overlap the speech channel of calling and called with processing module.
As shown in Figure 3, do behind the user applies emergency interference service and allow when called to connect and called message flow when being intelligent network user.Process is as follows:
1, calling user dials service-user, because the called subscriber is provided with unconditional call forwarding, caller MSC is called to the emergency interference service platform, i.e. the process of Reference numeral 1 indication among Fig. 3;
2, be the process of Reference numeral 2 indications among Fig. 3.
The comprehensive access platform of the medium signaling of emergency interference service platform inserts the IAM or the INVITE of the unconditional call forwarding of originating MS C/SSP, and is forwarded to professional control and processing module; By business control and processing module IAM or INVITE are analyzed, obtain called number called, from calling number, obtain the calling number that makes a call from original.
The business control and the processing module of emergency interference service platform are carried out service logic, the Query Database service module, learn that current called subscriber condition allows the calling subscriber to connect the called subscriber under the emergency interference situation, then broadcast allows the user select the prompt tone that whether continues and notifies the comprehensive access platform of medium signaling to wait for user key-press information;
3, be the process of Reference numeral 3 indications among Fig. 3.
The user selects to connect;
4, be the process of Reference numeral 4 indications among Fig. 3.
Emergency interference service platform service signalling module moves application protocol by MAP and carries out the unconditional call forwarding item of active user deactivation operation to the ownership HLR of called number;
5, be the process of Reference numeral 5 indications among Fig. 3.
The emergency interference service platform moves application protocol by MAP and obtains Temporary Local Directory Number TLDN to the ownership HLR of called number.Article one, LOCREQ comprises intelligent parameter, and wherein TransactionCapability and WINCapability have determined the support situation of platform to IN service, and HLR gives the emergency interference service platform according to this parameter with the intelligent contactor loopback;
6, be the process of Reference numeral 6 indications among Fig. 3.
Emergency interference service platform configuration trigger, and initiate ANLYZD message so that SCP carries out the processing of corresponding intelligent network business according to the SCP address that disposes in the corresponding trigger;
7, be the process of Reference numeral 7 indications among Fig. 3.
The emergency interference service platform moves application protocol by MAP and sends second LOCREQ message to obtain Temporary Local Directory Number TLDN to the ownership HLR of called number, and HLR returns Temporary Local Directory Number TLDN;
8, be the process of Reference numeral 8 indications among Fig. 3.
The emergency interference service platform triggers second ANLYZD message, and the SCP indication continues to continue;
9, be the process of Reference numeral 9 indications among Fig. 3.
Emergency interference service platform initiation IAM or INVITE ask the called switch in the CDMA2000 network, initiate new calling;
10, be the process of Reference numeral 10 indications among Fig. 3.
The emergency interference service platform moves application protocol by MAP and carries out the unconditional call forwarding item of active user activation manipulation to the ownership HLR of called number, and this step is carried out before also can being placed on Reference numeral 9.
11, called subscriber answer, the i.e. process of Reference numeral 11 indications among Fig. 3;
12, the control of the business of emergency interference service platform tells caller MSC that the called subscriber replys with processing module by the comprehensive access platform of medium signaling, i.e. the process of Reference numeral 12 indications among Fig. 3;
13, the control of the business of emergency interference service platform overlaps incoming call and exhalation speech channel with processing module by the comprehensive access platform of medium signaling, and the user begins conversation.It is the process of Reference numeral 13 indications among Fig. 3.
At last, it is also to be noted that what more than enumerate only is some specific embodiment frameworks of the present invention.Obviously, the invention is not restricted to above embodiment, all distortion that those of ordinary skill in the art can directly derive or associate from content disclosed by the invention all should be thought protection scope of the present invention.
Claims (6)
1. realize the method for emergency interference service in the mobile communications network, be in the CDMA2000 mobile communications network, applied in emergency interference service user's the called call business process in processing, embed the processing of emergency interference service platform: by the unconditional call forwarding of Subscriber Number is set in service-user ownership HLR, its destination is the routing address of emergency interference service platform; Do when called this user, it is called out by call forwarding to the emergency interference service platform; The emergency interference service platform is being judged under the situation that allows to connect, and adopts the mode of the unconditional call forwarding of temporary transient cancellation, and finishes continuing to the called subscriber as the platform that continues.
2. according to the method for the described realization emergency interference service of claim 1, it is characterized in that, may further comprise the steps:
(1) call out initiation: in the CDMA2000 mobile communications network, originating MS C/SSP obtains the call routing information of called number, arrives the emergency interference service platform by unconditional call forwarding;
(2) the emergency interference service platform is analyzed the IAM or the INVITE of incoming call, obtains called number from original called, obtains the calling number that makes a call from calling number;
(3) the emergency interference service platform is carried out service logic, judges whether called subscriber condition is to allow the calling subscriber to connect the called subscriber under the emergency interference situation, and if do not allow play relevant point out playback after process ends; Otherwise broadcast allows the calling subscriber select the prompt tone that whether continues and waits for user key-press information; If calling subscriber's selection key is disconnected or not button then process ends, if the calling subscriber selects to require to connect then continues step 4);
(4) the emergency interference service platform is initiated FEATREQ message to called number user attaching HLR, deactivate current called subscriber's unconditional call forwarding function, and initiate LOCREQ message and obtain the current calling route of the called number number that continues, the emergency interference service platform is initiated FEATREQ message to called number user attaching HLR more afterwards, activates current called subscriber's unconditional call forwarding function;
(5) emergency interference service platform initiation IAM or INVITE ask the called switch in the CDMA2000 network, and behind called party answer, the speech channel of overlap joint calling and called.
3. according to the method for the described realization emergency interference service of claim 2, it is characterized in that, in step (4), initiate after the LOCREQ message, judge the parameter of HLR return messages, if dispose the trigger of existing network intelligent network business, then the emergency interference service platform is carried out the triggering of called intelligent network business, comprises the following step:
A, emergency interference service platform are initiated LOCREQ message to called number user attaching HLR, comprise intelligent parameter, and wherein parameter TransactionCapability and WINCapability have determined the support situation of emergency interference service platform to IN service;
B, HLR return LOCREQ message result and give the emergency interference service platform, and platform disposes the intelligent network business trigger according to parameter in the message;
C, emergency interference service platform are initiated ANLYZD message so that SCP carries out the processing of corresponding intelligent network business according to the SCP address that the rapid trigger that disposes of previous step disposes in corresponding trigger;
D, emergency interference service platform continue subsequent voice calls and handle according to the indication of SCP, continue to activate in the step (4) current called subscriber's unconditional call forwarding function.
4. realize the method for emergency interference service according to claim 1, it is characterized in that, when user applies is professional, the request of opening an account need be done by the system of opening an account of operator on the emergency interference service platform, after the emergency interference service platform is received request, initiate FEATREQ message to service-user ownership HLR and the service-user Call Forwarding Unconditional is set to the emergency interference service platform, wherein the Digits parameter is filled out " *+unconditioned call connection service code+system platform Number for access " in the FEATREQ message.
5. emergency interference service platform that is used to realize the described method of claim 1 to 4 comprises following module:
Professional control and processing module: in business control and processing server, be responsible for the business control of emergency interference service platform, comprise and judge that the user is whether under the emergency interference state, finish the playback logic, the realization control that collects the digits is connected at needs and to be responsible for the continue control of speech channel of called and overlap joint calling and called of control under the called situation.
The comprehensive access platform of medium signaling: constitute by independent integrated exchange of signaling platform, be responsible for the access and the processing of Signaling System Number 7, with set up the MAP signaling between the STP Signalling Transfer Point and be connected, be responsible for to insert system's external signalling message of handling by business control and processing module and be forwarded to professional control and processing module, be responsible for inserting and pass on the mutual signaling of core network element outside professional control and processing module and the system; Be responsible for MSC between set up circuit and be connected to play the emergency interference service prompt tone and when needs are connected conversation, to overlap the speech channel of calling and called;
Database service module: operate in the database server, be responsible in database the leading subscriber data and and professional control and processing module, subscription and unsubscription module mutual;
The subscription and unsubscription module: operate on the subscription and unsubscription server, be responsible for the subscription and unsubscription request, and storage of subscriber data in database service module.
Operating maintenance module: operate on the Operation and Maintenance server, finish the Operation and Maintenance function of equipment;
More than each module by inner TCP/IP network interaction of described emergency interference service platform and interface.
6. emergency interference service platform according to claim 5 is characterized in that: the comprehensive access platform of medium signaling inserts the IAM or the INVITE of the unconditional call forwarding of originating MS C/SSP, and is forwarded to professional control and processing module; Professional control is analyzed IAM or INVITE with processing module, obtains the calling and called number; Professional control and processing module are by the comprehensive access platform playing alert tones of medium signaling and collect the digits; Professional control is initiated FEATREQ message by the comprehensive access platform of medium signaling to called number user attaching HLR with processing module, deactivate current called subscriber's unconditional call forwarding function, and initiate LOCREQ message and obtain the current calling route of the called number number that continues, professional afterwards control is initiated FEATREQ message to called number user attaching HLR with processing module again by the comprehensive access platform of medium signaling, activates current called subscriber's unconditional call forwarding function; At last, the control of the business of emergency interference service platform and processing module are initiated IAM or INVITE by the comprehensive access platform of medium signaling and are asked called switch in the CDMA2000 network, and behind called party answer, the control of the business of emergency interference service platform indicates the comprehensive access platform of medium signaling to overlap the speech channel of calling and called with processing module.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101867905A (en) * | 2010-06-29 | 2010-10-20 | 上海永为信息科技有限公司 | Method for controlling incoming call of CDMA mobile telephone |
| CN101909268A (en) * | 2010-06-29 | 2010-12-08 | 上海永为信息科技有限公司 | Method for controlling incoming call of mobile phone |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1332573C (en) * | 2005-07-04 | 2007-08-15 | 侯万春 | Device and method for realizing to provide short news to mobile phone user and no interference service |
| CN101068277A (en) * | 2007-05-21 | 2007-11-07 | 冯希宁 | Virtual switch board realizing method |
| CN101668270B (en) * | 2009-10-19 | 2012-06-06 | 东方通信股份有限公司 | Method for solving Do not Disturb call based on ways of call interception and external platform hanging and platform |
-
2009
- 2009-11-17 CN CN2009101538985A patent/CN101707753B/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101867905A (en) * | 2010-06-29 | 2010-10-20 | 上海永为信息科技有限公司 | Method for controlling incoming call of CDMA mobile telephone |
| CN101909268A (en) * | 2010-06-29 | 2010-12-08 | 上海永为信息科技有限公司 | Method for controlling incoming call of mobile phone |
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| CN101707753B (en) | 2012-08-08 |
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