CN102711077A - Method, device and system for acquiring call duration of reverse charge service - Google Patents
Method, device and system for acquiring call duration of reverse charge service Download PDFInfo
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- CN102711077A CN102711077A CN201210168706XA CN201210168706A CN102711077A CN 102711077 A CN102711077 A CN 102711077A CN 201210168706X A CN201210168706X A CN 201210168706XA CN 201210168706 A CN201210168706 A CN 201210168706A CN 102711077 A CN102711077 A CN 102711077A
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Abstract
The embodiment of the invention discloses a method, a device and a system for acquiring a call duration of a reverse charge service, relating to the technical field of communication and solving the problem of inaccurate calculation of a charged duration in the prior art. The method comprises the following steps: sending a paging message to a called terminal equipment; after the called terminal equipment is learnt to be off-hook, playing sound to the called terminal equipment, and reporting a sound playing start time to a serve control point; when sound playing is ended, reporting a sound playing ending time to the service control point so as to enable the service control point to record a call disconnecting time after a calling terminal equipment and the called terminal equipment are disconnected; and acquiring the call duration required to be charged according to the sound playing start time, the sound playing ending time and the call disconnecting time. The invention is suitable for the reverse charge service.
Description
Technical field
The present invention relates to communication technical field, relate in particular to a kind of acquisition methods, Apparatus and system of the freephone duration of call.
Background technology
Freephone is one provides the business of tax-free call by enterprise or service industry to users, can be used as a kind of operation means and is widely used in advertising results investigation, client's inquiry, new product introduction, office worker's recruitment, public information and provides etc.Freephone be the conversation of call subscriber terminal and called user terminal and the telephone expenses that produce by called user terminal on behalf of a kind of function of paying.When call subscriber terminal is dialed transferred charge call; Need add in the front of the number of called user terminal and dial a free code prefix; For example said prefix is " * 800 "; The number of called user terminal is " 18213334 ", and then the number that need dial of call subscriber terminal is: " * 80018213334 ".Generally speaking; Call subscriber terminal is after dialing said transferred charge call; Behind the called user terminal off-hook; Mobile switching centre's (Mobile Switching Center is called for short MSC) can be to said called user terminal playback, and said can be to notify the conversation this time of said called user terminal to be the freephone conversation to said called user terminal playback.After called user terminal was confirmed conversation, said call subscriber terminal will be conversed with said called user terminal.In order to carry out metered to said freephone; Currently be employed in said MSC when the called user terminal playback; Report playback zero hour to service control point (Service Control Point, be called for short SCP) and since the playback duration be the predefined regulation duration of said MSC and convergent billing side (for example; Regulation playback duration is 15 seconds, does not promptly collect the charges to preceding 15 seconds of the called user terminal playback at MSC.); Therefore said SCP learns said playback zero hour; And break off according to said playback duration and call subscriber terminal and called user terminal moment of conversation; Can learn corresponding charging duration, said charging duration is that the moment of said disconnection conversation and the duration between said playback zero hour are deducted said playback duration.
In the process that realizes the embodiment of the invention, the inventor finds to exist at least in the prior art following problem:
Owing to adopt predefined playback duration to calculate the charging duration, said playback duration and said MSC maybe be inequality to the actual playback duration of said called user terminal, cause the inaccurate problem of charging duration of calculating.
Summary of the invention
Embodiments of the invention provide a kind of acquisition methods, Apparatus and system of the freephone duration of call, can solve in the prior art owing to adopt predefined playback duration to calculate the charging duration, the inaccurate problem of calculating charging duration that causes.
For achieving the above object, the present invention adopts following technical scheme:
A kind of acquisition methods of the freephone duration of call comprises:
Send beep-page message to terminal called equipment;
After knowing said terminal called equipment off-hook,, and playback reported service control point the zero hour to the playback of said terminal called equipment;
When said playback finishes; Playback is reported said service control point the finish time; So that said service control point is after calling terminal equipment and terminal called equipment break off conversation, according to the said playback zero hour and playback finish time, acquiring needs the duration of call of chargeing.
A kind of acquisition methods of the freephone duration of call comprises:
Receive playback zero hour that mobile switching centre reports and playback finish time;
After calling terminal equipment and terminal called equipment disconnection conversation, write down the moment of said disconnection conversation;
According to the moment of said playback zero hour, the playback finish time and said disconnection conversation, acquiring needs the duration of call of chargeing.
A kind of mobile switching centre comprises:
Paging unit is used for sending beep-page message to terminal called equipment;
The playback unit is used for after knowing said terminal called equipment off-hook, to the playback of said terminal called equipment, and playback is reported service control point the zero hour;
Transmitting element; Be used for when said playback finishes; Playback is reported said service control point the finish time; So that said service control point is after calling terminal equipment and terminal called equipment break off conversation, according to the said playback zero hour and playback finish time, acquiring needs the duration of call of chargeing.
A kind of service control point comprises:
Receiving element is used to receive playback zero hour that mobile switching centre reports and playback finish time;
Record cell is used for after calling terminal equipment and terminal called equipment disconnection conversation, writing down the moment of said disconnection conversation;
Second acquisition unit is used for the moment according to said playback zero hour, the playback finish time and said disconnection conversation, and acquiring needs the duration of call of chargeing.
A kind of system that obtains of the freephone duration of call comprises mobile switching centre and service control point, wherein,
Said mobile switching centre; Be used for sending beep-page message to terminal called equipment; And after knowing said terminal called equipment off-hook,, and playback reported service control point the zero hour to the playback of said terminal called equipment; When said playback finishes, playback is reported said service control point the finish time;
Said service control point; Be used to receive playback zero hour that said mobile switching centre reports and playback finish time; And after calling terminal equipment and terminal called equipment disconnection conversation; Write down the moment of said disconnection conversation, according to the moment of said playback zero hour, the playback finish time and said disconnection conversation, acquiring needs the duration of call of chargeing.
Acquisition methods, the Apparatus and system of the freephone duration of call that the embodiment of the invention provides; Since through mobile switching centre when beginning to the playback of said terminal called equipment to finish with playback; The playback zero hour and playback are all reported service control point the finish time; And after calling terminal equipment and terminal called equipment disconnection conversation; Service control point writes down the moment of said disconnection conversation, thus service control point according to the moment of said playback zero hour, the playback finish time and said disconnection conversation, acquiring needs the duration of call of chargeing.Compared with prior art, the embodiment of the invention can get access to the said duration of call accurately, has guaranteed the equitable benefit of consumer and operator to a certain extent.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work property, can also obtain other accompanying drawing according to these accompanying drawings.
The flow chart one of the acquisition methods of the freephone duration of call that Fig. 1 provides for the embodiment of the invention;
The flowchart 2 of the acquisition methods of the freephone duration of call that Fig. 2 provides for the embodiment of the invention;
The flow chart of the acquisition methods of the freephone duration of call that Fig. 3 provides for further embodiment of this invention;
The structural representation one of the mobile switching centre that Fig. 4 provides for the embodiment of the invention;
The structural representation two of the mobile switching centre that Fig. 5 provides for the embodiment of the invention;
The structural representation one of the service control point that Fig. 6 provides for the embodiment of the invention;
The structural representation two of the service control point that Fig. 7 provides for the embodiment of the invention;
The structural representation of the system that obtains of the freephone duration of call that Fig. 8 provides for the embodiment of the invention.
Embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
For the advantage that makes technical scheme of the present invention is clearer, the present invention is elaborated below in conjunction with accompanying drawing and embodiment.
As shown in Figure 1, the acquisition methods of the freephone duration of call that the embodiment of the invention provides is set forth for executive agent with mobile switching centre's (Mobile Switching Center is called for short MSC), comprising:
Wherein, said terminal called equipment is the paying side in the freephone, and said beep-page message is used to call out said terminal called equipment, so that said terminal called equipment carries out the off-hook action.
Wherein, Said mobile switching centre is after the off-hook event that monitors said terminal called equipment; Begin to the playback of said terminal called equipment; Whether wherein said playback content can be to inform that said terminal called equipment calling terminal equipment need carry out freephone conversation with terminal called equipment, and for example the content of said playback can be " incoming call is a transferred charge call, please select incoming call answering ".Simultaneously playback is reported service control point the zero hour; Specifically can be to send Basic Call State Module event report (Event Report Basic Call State Model to said service control point; Be called for short ERB) message; Store the said playback corresponding information zero hour in the said ERB message, but not only be confined to this.
Concrete, when said playback finishes, can send ERB message to said service control point, store the said playback corresponding information finish time in the said ERB message, but not only be confined to this.
As shown in Figure 2, the acquisition methods of the freephone duration of call that the embodiment of the invention provides is set forth for executive agent with service control point (Service Control Point is called for short SCP), comprising:
Step 201, receive playback zero hour that mobile switching centre reports and playback finish time.
Optional; When playback begins; Said service control point can receive the ERB message that said mobile switching centre sends, and stores the playback information of the zero hour in the said ERB message, when playback finishes; Receive said ERB message equally, store the playback information of the finish time in the said ERB message this moment.
Step 202, after calling terminal equipment and terminal called equipment break off conversation, write down the moment of said disconnection conversation.
Step 203, according to the moment of said playback zero hour, the playback finish time and said disconnection conversation, acquiring needs the duration of call of chargeing.
Concrete; Said service control point is according to the said playback zero hour and said playback finish time; Get access to the playback duration, and, get access to the off-hook duration according to moment of the said playback zero hour and said disconnection conversation; Thereby, get access to the said duration of call according to said off-hook duration and said playback duration.
The acquisition methods of the freephone duration of call that the embodiment of the invention provides; Since through mobile switching centre when beginning to the playback of said terminal called equipment to finish with playback; The playback zero hour and playback are all reported service control point the finish time; And after calling terminal equipment and terminal called equipment disconnection conversation; Service control point writes down the moment of said disconnection conversation, thus service control point according to the moment of said playback zero hour, the playback finish time and said disconnection conversation, acquiring needs the duration of call of chargeing.Compared with prior art, the embodiment of the invention can get access to the said duration of call accurately, has guaranteed the equitable benefit of consumer and operator to a certain extent.
For the advantage that makes technical scheme of the present invention is clearer, the present invention is elaborated below in conjunction with an another specific embodiment.
As shown in Figure 3, the acquisition methods of the freephone duration of call that further embodiment of this invention provides comprises:
Wherein, described request message comprises the number of free code prefix and terminal called equipment.For example said free code prefix is " * 800 ", and the number of terminal called equipment is " 18213334 ", and then the number that need dial of calling terminal equipment is: " * 80018213334 ", carry out the freephone conversation with request and said terminal called equipment.
Wherein, said terminal called equipment is the paying side in the freephone, and said beep-page message is used to call out said terminal called equipment, so that said terminal called equipment carries out the off-hook action.
Wherein, Said mobile switching centre is after the off-hook event that monitors said terminal called equipment; Begin to the playback of said terminal called equipment; Whether wherein said playback content can be to inform that said terminal called equipment calling terminal equipment need carry out freephone conversation with terminal called equipment, and for example the content of said playback can be " incoming call is a transferred charge call, please select incoming call answering ".Simultaneously playback being reported service control point the zero hour, specifically can be to send ERB message to said service control point, stores the said playback corresponding information zero hour in the said ERB message, but not only is confined to this.
Concrete; Said playback duration is the duration between the said playback zero hour and said playback finish time; For example said playback zero hour is " 11: 30: 10 ", and said playback finish time is " 11: 30: 30 ", and then can get access to said playback duration is 20 seconds.
Concrete; Said off-hook duration is the duration between moment of the said playback zero hour and said disconnection conversation, and for example said playback zero hour be " 11: 30: 10 ", and the moment that said disconnection is conversed is " 11: 40: 10 "; Then said off-hook duration is 10 minutes, is 600 seconds.
Concrete, the said duration of call is that said off-hook duration deducts the poor of said playback duration, and for example said off-hook duration is 600 seconds, and said playback duration is 20 seconds, and the then said duration of call is 580 seconds.Therefore the operator of freephone can charge with the said duration of call.
The acquisition methods of the freephone duration of call that further embodiment of this invention provides; Since through mobile switching centre when beginning to the playback of said terminal called equipment to finish with playback; The playback zero hour and playback are all reported service control point the finish time; And after calling terminal equipment and terminal called equipment disconnection conversation; Service control point writes down the moment of said disconnection conversation, thus service control point according to the moment of said playback zero hour, the playback finish time and said disconnection conversation, acquiring needs the duration of call of chargeing.Compared with prior art, the embodiment of the invention can get access to the said duration of call accurately, has guaranteed the equitable benefit of consumer and operator to a certain extent.
Mobile switching centre as shown in Figure 4, that the embodiment of the invention provides comprises:
Paging unit 41 is used for sending beep-page message to terminal called equipment.Its concrete implementation repeats no more referring among Fig. 1 shown in the step 101 here.
Transmitting element 43; Be used for when said playback finishes; Playback is reported said service control point the finish time; So that said service control point is after calling terminal equipment and terminal called equipment break off conversation, according to the said playback zero hour and playback finish time, acquiring needs the duration of call of chargeing.Its concrete implementation repeats no more referring among Fig. 1 shown in the step 103 here.
Further, as shown in Figure 5, said mobile switching centre also comprises:
First acquiring unit 44 is used to obtain the request message that calling terminal equipment sends, and described request message comprises the number of free code prefix and terminal called equipment.Its concrete implementation repeats no more referring among Fig. 3 shown in the step 301 here.
Further, as shown in Figure 5, said paging unit 41 specifically is used for:
Number according to said free code prefix and terminal called equipment sends beep-page message to terminal called equipment, carries out the freephone conversation to indicate said calling terminal device request of said terminal called equipment and said terminal called equipment.Its concrete implementation repeats no more referring among Fig. 3 shown in the step 302 here.
Further, as shown in Figure 5, said transmitting element 43 specifically is used for:
Send Basic Call State Module event report ERB message to said service control point, store the said playback corresponding information finish time in the said ERB message.Its concrete implementation repeats no more referring among Fig. 3 shown in the step 304 here.
The mobile switching centre that the embodiment of the invention provides; Since through mobile switching centre when beginning to the playback of said terminal called equipment to finish with playback; The playback zero hour and playback are all reported service control point the finish time; And after calling terminal equipment and terminal called equipment disconnection conversation; Service control point writes down the moment of said disconnection conversation, thus service control point according to the moment of said playback zero hour, the playback finish time and said disconnection conversation, acquiring needs the duration of call of chargeing.Compared with prior art, the embodiment of the invention can get access to the said duration of call accurately, has guaranteed the equitable benefit of consumer and operator to a certain extent.
Service control point as shown in Figure 6, that the embodiment of the invention provides comprises:
Receiving element 51 is used to receive playback zero hour that mobile switching centre reports and playback finish time.Its concrete implementation repeats no more referring among Fig. 2 shown in the step 201 here.
Further, as shown in Figure 7, said second acquisition unit 53 comprises:
The 3rd acquisition module 533 is used for getting access to the said duration of call according to said off-hook duration and said playback duration.Its concrete implementation repeats no more referring among Fig. 3 shown in the step 308 here.
Further, as shown in Figure 7, said receiving element 51 specifically is used for:
Receive the Basic Call State Module event report ERB message that mobile switching centre sends, store the said playback corresponding information finish time in the said ERB message.
The service control point that the embodiment of the invention provides; Since through service control point in mobile switching centre when the playback of said terminal called equipment begins to finish with playback; Receive playback zero hour that mobile switching centre sends and playback finish time; And after calling terminal equipment and terminal called equipment disconnection conversation; Service control point writes down the moment of said disconnection conversation, thus service control point according to the moment of said playback zero hour, the playback finish time and said disconnection conversation, acquiring needs the duration of call of chargeing.Compared with prior art, the embodiment of the invention can get access to the said duration of call accurately, has guaranteed the equitable benefit of consumer and operator to a certain extent.
As shown in Figure 8, the system that obtains of the freephone duration of call that the embodiment of the invention provides comprises mobile switching centre 61 and service control point 62, wherein,
Said mobile switching centre 61; Be used for sending beep-page message to terminal called equipment; And after knowing said terminal called equipment off-hook,, and playback reported service control point the zero hour to the playback of said terminal called equipment; When said playback finishes, playback is reported said service control point the finish time.
Said service control point 62; Be used to receive playback zero hour that said mobile switching centre reports and playback finish time; And after calling terminal equipment and terminal called equipment disconnection conversation; Write down the moment of said disconnection conversation, according to the moment of said playback zero hour, the playback finish time and said disconnection conversation, acquiring needs the duration of call of chargeing.
Its concrete implementation repeats no more referring to the specific embodiment of above-mentioned mobile switching centre and said service control point here.
The system that obtains of the freephone duration of call that the embodiment of the invention provides; Since through mobile switching centre when beginning to the playback of said terminal called equipment to finish with playback; The playback zero hour and playback are all reported service control point the finish time; And after calling terminal equipment and terminal called equipment disconnection conversation; Service control point writes down the moment of said disconnection conversation, thus service control point according to the moment of said playback zero hour, the playback finish time and said disconnection conversation, acquiring needs the duration of call of chargeing.Compared with prior art, the embodiment of the invention can get access to the said duration of call accurately, has guaranteed the equitable benefit of consumer and operator to a certain extent.
Through the description of above execution mode, the those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential common hardware, can certainly pass through hardware, but the former is better execution mode under a lot of situation.Based on such understanding; The part that technical scheme of the present invention contributes to prior art in essence in other words can be come out with the embodied of software product, and this computer software product is stored in the storage medium that can read, like the floppy disk of computer; Hard disk or CD etc.; Comprise some instructions with so that computer equipment (can be personal computer, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.
The above; Be merely embodiment of the present invention, but protection scope of the present invention is not limited thereto, any technical staff who is familiar with the present technique field is in the technical scope that the present invention discloses; Can expect easily changing or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion by said protection range with claim.
Claims (13)
1. the acquisition methods of a freephone duration of call is characterized in that, comprising:
Send beep-page message to terminal called equipment;
After knowing said terminal called equipment off-hook,, and playback reported service control point the zero hour to the playback of said terminal called equipment;
When said playback finishes; Playback is reported said service control point the finish time; So that said service control point is after calling terminal equipment and terminal called equipment break off conversation, according to the said playback zero hour and playback finish time, acquiring needs the duration of call of chargeing.
2. method according to claim 1 is characterized in that,, before terminal called equipment sends beep-page message, comprising said:
Obtain the request message that calling terminal equipment sends, described request message comprises the number of free code prefix and terminal called equipment;
Said to terminal called equipment transmission beep-page message, comprising:
Number according to said free code prefix and terminal called equipment sends beep-page message to terminal called equipment, carries out the freephone conversation to indicate said calling terminal device request of said terminal called equipment and said terminal called equipment.
3. method according to claim 1 is characterized in that, saidly when said playback finishes, playback is reported said service control point the finish time, comprising:
Send Basic Call State Module event report ERB message to said service control point, store the said playback corresponding information finish time in the said ERB message.
4. the acquisition methods of a freephone duration of call is characterized in that, comprising:
Receive playback zero hour that mobile switching centre reports and playback finish time;
After calling terminal equipment and terminal called equipment disconnection conversation, write down the moment of said disconnection conversation;
According to the moment of said playback zero hour, the playback finish time and said disconnection conversation, acquiring needs the duration of call of chargeing.
5. method according to claim 4 is characterized in that, in the said moment according to said playback zero hour, the playback finish time and said disconnection conversation, acquiring needs the duration of call of chargeing, and comprising:
According to the said playback zero hour and said playback finish time, get access to the playback duration;
In the moment according to the said playback zero hour and said disconnection conversation, get access to the off-hook duration;
According to said off-hook duration and said playback duration, get access to the said duration of call.
6. method according to claim 4 is characterized in that, the playback finish time that said reception mobile switching centre reports, comprising:
Receive the Basic Call State Module event report ERB message that mobile switching centre sends, store the said playback corresponding information finish time in the said ERB message.
7. a mobile switching centre is characterized in that, comprising:
Paging unit is used for sending beep-page message to terminal called equipment;
The playback unit is used for after knowing said terminal called equipment off-hook, to the playback of said terminal called equipment, and playback is reported service control point the zero hour;
Transmitting element; Be used for when said playback finishes; Playback is reported said service control point the finish time; So that said service control point is after calling terminal equipment and terminal called equipment break off conversation, according to the said playback zero hour and playback finish time, acquiring needs the duration of call of chargeing.
8. mobile switching centre according to claim 7 is characterized in that, also comprises:
First acquiring unit is used to obtain the request message that calling terminal equipment sends, and described request message comprises the number of free code prefix and terminal called equipment;
Said paging unit specifically is used for:
Number according to said free code prefix and terminal called equipment sends beep-page message to terminal called equipment, carries out the freephone conversation to indicate said calling terminal device request of said terminal called equipment and said terminal called equipment.
9. mobile switching centre according to claim 7 is characterized in that transmitting element specifically is used for:
Send Basic Call State Module event report ERB message to said service control point, store the said playback corresponding information finish time in the said ERB message.
10. a service control point is characterized in that, comprising:
Receiving element is used to receive playback zero hour that mobile switching centre reports and playback finish time;
Record cell is used for after calling terminal equipment and terminal called equipment disconnection conversation, writing down the moment of said disconnection conversation;
Second acquisition unit is used for the moment according to said playback zero hour, the playback finish time and said disconnection conversation, and acquiring needs the duration of call of chargeing.
11. service control point according to claim 10 is characterized in that, said second acquisition unit comprises:
First acquisition module is used for getting access to the playback duration according to the said playback zero hour and said playback finish time;
Second acquisition module is used for the moment according to the said playback zero hour and said disconnection conversation, gets access to the off-hook duration;
The 3rd acquisition module is used for getting access to the said duration of call according to said off-hook duration and said playback duration.
12. service control point according to claim 10 is characterized in that, said receiving element specifically is used for:
Receive the Basic Call State Module event report ERB message that mobile switching centre sends, store the said playback corresponding information finish time in the said ERB message.
13. the system that obtains of a freephone duration of call is characterized in that, comprises mobile switching centre and service control point, wherein,
Said mobile switching centre; Be used for sending beep-page message to terminal called equipment; And after knowing said terminal called equipment off-hook,, and playback reported service control point the zero hour to the playback of said terminal called equipment; When said playback finishes, playback is reported said service control point the finish time;
Said service control point; Be used to receive playback zero hour that said mobile switching centre reports and playback finish time; And after calling terminal equipment and terminal called equipment disconnection conversation; Write down the moment of said disconnection conversation, according to the moment of said playback zero hour, the playback finish time and said disconnection conversation, acquiring needs the duration of call of chargeing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210168706XA CN102711077A (en) | 2012-05-25 | 2012-05-25 | Method, device and system for acquiring call duration of reverse charge service |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210168706XA CN102711077A (en) | 2012-05-25 | 2012-05-25 | Method, device and system for acquiring call duration of reverse charge service |
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| CN102711077A true CN102711077A (en) | 2012-10-03 |
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| CN201210168706XA Pending CN102711077A (en) | 2012-05-25 | 2012-05-25 | Method, device and system for acquiring call duration of reverse charge service |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114189584A (en) * | 2021-11-09 | 2022-03-15 | 深圳市六度人和科技有限公司 | Method and device for mobile terminal to acquire call duration, electronic equipment and storage medium |
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| CN1859490A (en) * | 2006-01-18 | 2006-11-08 | 华为技术有限公司 | Method and system for realizing called user selecting payment service |
| CN101102596A (en) * | 2007-07-09 | 2008-01-09 | 向杰 | A method for generating detailed call records at user side |
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| CN1157681A (en) * | 1994-07-14 | 1997-08-20 | 英国电讯公司 | Flexible rating of telecommunication calls |
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| CN1859490A (en) * | 2006-01-18 | 2006-11-08 | 华为技术有限公司 | Method and system for realizing called user selecting payment service |
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| CN114189584A (en) * | 2021-11-09 | 2022-03-15 | 深圳市六度人和科技有限公司 | Method and device for mobile terminal to acquire call duration, electronic equipment and storage medium |
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Application publication date: 20121003 |