CN105188039B - A kind of call handover method, device and system - Google Patents
A kind of call handover method, device and system Download PDFInfo
- Publication number
- CN105188039B CN105188039B CN201510335048.2A CN201510335048A CN105188039B CN 105188039 B CN105188039 B CN 105188039B CN 201510335048 A CN201510335048 A CN 201510335048A CN 105188039 B CN105188039 B CN 105188039B
- Authority
- CN
- China
- Prior art keywords
- terminal
- call
- telephone number
- switched
- party
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 30
- 238000004891 communication Methods 0.000 claims abstract description 83
- 230000011664 signaling Effects 0.000 claims description 88
- 230000011218 segmentation Effects 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 7
- 230000008859 change Effects 0.000 claims description 3
- 206010048669 Terminal state Diseases 0.000 claims 3
- 230000005611 electricity Effects 0.000 description 13
- 230000008569 process Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000006870 function Effects 0.000 description 5
- 238000003860 storage Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000010295 mobile communication Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/16—Communication-related supplementary services, e.g. call-transfer or call-hold
Abstract
The invention discloses a kind of call handover method, device and system, including：Terminal C gets the information of terminal A by presetting communication mode, wherein the information of terminal A includes：With the telephone number of the terminal B of terminal A calls；Terminal C sends call request to call switching device, and call request includes：The telephone number of terminal C and terminal B；Call switching device determines the HLR belonging to terminal B according to the telephone number of terminal B；The HLR searches the MSC determined belonging to terminal B；MSC foundation is connect with the circuit of terminal C, and the MSC in the circuit connection between terminal A and terminal B is replaced with the connection segment of terminal A and connect with the circuit of terminal C, then the connection segment of the MSC and terminal B in the circuit connection of terminal C and the MSC and circuit connection between terminal A and terminal B are attached and switched with establishing the connection of the circuit between terminal C and terminal B and completing to converse.
Description
Technical field
The present invention relates to the communication technology, espespecially a kind of call handover method, device and system.
Background technology
With the development of the communication technology, the type of communication tool is increasing, and it is also more and more that people carry out communication modes
Sample.When mobile terminal user is in use mobile communication business, due to being in moving process, may be moved because of entering
Dynamic network signal covers the region of bad or user volume very big (service ability for exceeding mobile base station) and Service Quality occurs
The case where amount declines, such as situations such as voice interim card, call drop.Decline when speech qualities such as the above-mentioned voice interim card of appearance, call drops
After situation, in order to ensure that current talking can be switched to third by speech quality, mobile terminal user from the terminal conversed
Continue in square terminal and the call of call opposite end.
In existing call handoff technique, when there is a correspondent to carry out call switching in the both sides of call, this is logical
Words side, by pressing specific function key, the call between the correspondent and another correspondent is kept, and at this in terminal
Continue to dial the third party's termination number to be cut changed in terminal, the call of the correspondent is switched to the third party to realize
Call between terminal and another correspondent.For example, certain user is between terminal A and terminal B by conversing, when need by
When the call of terminal A is switched to calls of the terminal C with terminal B, which need to press certain special function keys on terminal A, will be whole
It holds the call of A and terminal B to keep, and continues the number of group terminal C on terminal A.Set up after terminal C off-hooks terminal C with
Call between terminal B.
Existing call switching mode has the following problems：Call switching can not be completed during double-talk, needed
Call switching request is initiated by the terminal of the correspondent in the case where conversing holding, and the user of the another party to converse can
Call switching has been carried out to perceive, and need to have been waited for during by holding so that the time of both sides' dropped calls
It is longer.
Invention content
In order to solve the above technical problem, the present invention provides a kind of call handover method, device and system, can be real-time
Call switching is completed on ground during double-talk, and the user of another party of call, which will not perceive, has carried out call switching.
In order to reach the object of the invention, in a first aspect, the present invention provides a kind of call handover method, the method packet
It includes：
The call request of third party's terminal is received, the call request includes：The telephone number of third party's terminal and logical
Talk about the telephone number of distant terminal；
Returning belonging to the call distant terminal is determined according to the telephone number of the call distant terminal and database
Belong to location register HLR, and the first call hand off signaling is sent to the HLR；It is carried in the first call hand off signaling
The telephone number of the telephone number of third party's terminal and the call distant terminal；The first call hand off signaling is used
The mobile switch conversed belonging to distant terminal is determined according to the telephone number of the call distant terminal in the instruction HLR
Center MSC simultaneously sends the second call hand off signaling to the MSC, and the third party is carried in the second call hand off signaling
The telephone number of terminal；
The second call hand off signaling is used to indicate the MSC and establishes institute according to the telephone number of third party's terminal
Third party's terminal is stated to connect with the circuit of the MSC, and by the to be switched terminal and it is described call distant terminal between electricity
The first connection segment in the connection of road replaces with third party's terminal and is connect with the circuit of the MSC, by third party end
In circuit connection between the connection of the circuit of end and the MSC and the to be switched terminal and the call distant terminal
Second connection segment is attached connects completion to establish the circuit between third party's terminal and the call distant terminal
Call switching；Wherein, the circuit connection between the to be switched terminal and the call distant terminal includes first connection
Segmentation and second connection segment, circuit of first connection segment between the to be switched terminal and the MSC connect
It connects, second connection segment is that the circuit between the MSC and the call distant terminal connects.
Further, the telephone number for the call distant terminal that the call request includes is when described to be cut
When changing terminal close to third party's terminal, the to be switched terminal is read by default communication mode by third party's terminal
Information after obtain；Wherein, the information of the to be switched terminal includes the telephone number of the call distant terminal.
Further, the default communication mode includes：
Radio frequency discrimination RFID communication, wireless near field communication NFC, Bluetooth communication or infrared communication.
Further, when telephone number and the institute in the information of the to be switched terminal further including the to be switched terminal
When stating the service password of call service switchover of to be switched terminal, further include in the call request：The to be switched terminal
The service password of telephone number and the call service switchover of the to be switched terminal；
Correspondingly, after the call request for receiving third party's terminal, the method further includes：
The service for verifying the telephone number of the to be switched terminal and the call service switchover of the to be switched terminal is close
Whether code is correct；
After being verified, execute described in the telephone number according to the call distant terminal and database determination
The home location register HLR of call distant terminal simultaneously sends the first call hand off signaling to the HLR.
Second aspect, the present invention provide a kind of call switching device, and the call switching device includes：
Receiving unit, the call request for receiving third party's terminal, the call request include：Third party's terminal
The telephone number of telephone number and call distant terminal；
Processing unit, for determining the call opposite end according to the telephone number and database of the call distant terminal
Home location register HLR belonging to terminal, and send the first call hand off signaling to the HLR；The first call switching
The telephone number of third party's terminal and the telephone number of the call distant terminal are carried in signaling；Described first is logical
Words hand off signaling is used to indicate the HLR and determines call distant terminal institute according to the telephone number of the call distant terminal
The moving exchanging center MSC of category simultaneously sends the second call hand off signaling to the MSC, is carried in the second call hand off signaling
There is the telephone number of third party's terminal；
The second call hand off signaling is used to indicate the MSC and establishes institute according to the telephone number of third party's terminal
Third party's terminal is stated to connect with the circuit of the MSC, and by the to be switched terminal and it is described call distant terminal between electricity
The first connection segment in the connection of road replaces with third party's terminal and is connect with the circuit of the MSC, by third party end
In circuit connection between the connection of the circuit of end and the MSC and the to be switched terminal and the call distant terminal
Second connection segment is attached connects completion to establish the circuit between third party's terminal and the call distant terminal
Call switching；Wherein, the circuit connection between the to be switched terminal and the call distant terminal includes first connection
Segmentation and second connection segment, circuit of first connection segment between the to be switched terminal and the MSC connect
It connects, second connection segment is that the circuit between the MSC and the call distant terminal connects.
Further, the telephone number for the call distant terminal that the call request includes is when described to be cut
When changing terminal close to third party's terminal, the to be switched terminal is read by default communication mode by third party's terminal
Information after obtain；Wherein, the information of the to be switched terminal includes the telephone number of the call distant terminal.
Further, the default communication mode includes：
Radio frequency discrimination RFID communication, wireless near field communication NFC, Bluetooth communication or infrared communication.
Further, when telephone number and the institute in the information of the to be switched terminal further including the to be switched terminal
When stating the service password of call service switchover of to be switched terminal, further include in the call request：The to be switched terminal
The service password of telephone number and the call service switchover of the to be switched terminal；
Correspondingly, described device further includes：
Authentication unit, for the phone number according to be switched terminal described in database authentication after receiving the call request
Whether the service password of code and the call service switchover of the to be switched terminal is correct；After being verified, the place is triggered
Reason unit determines the ownership belonging to the call distant terminal according to the telephone number and database of the call distant terminal
Location register HLR simultaneously sends the first call hand off signaling to the HLR.
The third aspect, the present invention provide a kind of terminal, which includes：
Acquiring unit, for work as to be switched terminal with call distant terminal conversing and needs by it is described converse be switched to
When between the terminal and the call distant terminal, sent out after the information of the to be switched terminal is obtained by presetting communication mode
Give calling unit；Wherein, the information of the to be switched terminal includes：The telephone number of the call distant terminal；
The calling unit, for receiving the information of the to be switched terminal from the acquiring unit backward such as second party
Call switching device described in face sends call request.
Fourth aspect, the present invention provide a kind of communication system, and the communication system includes：
To be switched terminal, call distant terminal, third party's terminal, it is described call distant terminal home location register
HLR, the moving exchanging center MSC conversed belonging to distant terminal, call switching device；
When the to be switched terminal is being conversed with call distant terminal and needs the call being switched to the third
When between square terminal and the call distant terminal, third party's terminal obtains the to be switched end by default communication mode
The information at end；Wherein, the information of the to be switched terminal includes：The telephone number of the call distant terminal；
Third party's terminal sends call request to the call switching device, and the call request includes：It is described
The telephone number of the telephone number of third party's terminal and the call distant terminal；
After the call switching device receives the call request, according to it is described call distant terminal telephone number with
And database determines the HLR belonging to the call distant terminal, and send the first call hand off signaling to the HLR；Described
The telephone number of third party's terminal and the telephone number of the call distant terminal are carried in one call hand off signaling；
After the HLR receives the first call hand off signaling, the telephone number according to the call distant terminal is true
The fixed MSC to converse belonging to distant terminal simultaneously sends the second call hand off signaling to the MSC, and the second call switching is believed
The telephone number of third party's terminal is carried in order；
After the MSC receives the second call hand off signaling, established according to the telephone number of third party's terminal
Third party's terminal is connect with the circuit of the MSC, and will be between the to be switched terminal and the call distant terminal
The first connection segment in circuit connection replaces with third party's terminal and is connect with the circuit of the MSC, by the third party
In circuit connection between the connection of the circuit of terminal and the MSC and the to be switched terminal and the call distant terminal
The second connection segment be attached with establish third party's terminal and it is described call distant terminal between circuit connected
Switch at call；Wherein, the circuit connection between the to be switched terminal and the call distant terminal includes first company
Connect segmentation and second connection segment, circuit of first connection segment between the to be switched terminal and the MSC
Connection, second connection segment are that the circuit between the MSC and the call distant terminal connects.
Further, the default communication mode includes：
Radio frequency discrimination RFID communication, wireless near field communication NFC, Bluetooth communication or infrared communication.
Further, when telephone number and the institute in the information of the to be switched terminal further including the to be switched terminal
It also further includes the to be switched terminal to state in the service password of the call service switchover of to be switched terminal and the call request
When the service password of telephone number and the call service switchover of the to be switched terminal,
Correspondingly, after the call switching device receives the call request, according to the electricity of the call distant terminal
Words number and database determine the HLR of the call distant terminal, and send first to the HLR of the call distant terminal and lead to
Hand off signaling is talked about, is specifically included：
After the call switching device receives the call request, verify the to be switched terminal telephone number and
Whether the service password of the call service switchover of the to be switched terminal is correct, after being verified, the call switching device
Determine that the homing position belonging to the call distant terminal is posted according to the telephone number of the call distant terminal and database
Storage HLR simultaneously sends the first call hand off signaling to the HLR.
The present invention provides a kind of call handover method, device and system, when carrying out call switching, to be switched end
End gets the information of the to be switched terminal by presetting communication mode close to third party's terminal, third party's terminal,
In, the information of the to be switched terminal includes：The telephone number of the call distant terminal；Third party's terminal is to call
Switching device sends call request, and the call request includes：The telephone number of third party's terminal and the call
The telephone number of distant terminal；The call switching device determines the call according to the telephone number of the call distant terminal
HLR belonging to distant terminal, the HLR search the MSC belonging to the call distant terminal, and the MSC was initiated to third party's end
The calling at end is connect with to establish the MSC with the circuit of third party's terminal and by the to be switched terminal and call opposite end end
The first connection segment in circuit connection between end replaces with third party's terminal and is connect with the circuit of the MSC, by institute
State the electricity between the circuit connection and the to be switched terminal and the call distant terminal of third party's terminal and the MSC
The second connection segment in the connection of road is attached to establish the electricity between third party's terminal and the call distant terminal
Call switching is completed in road connection；Wherein, the circuit connection between the to be switched terminal and the call distant terminal includes institute
State the first connection segment and second connection segment, first connection segment be the to be switched terminal and the MSC it
Between circuit connection, second connection segment be the MSC and it is described call distant terminal between circuit connect.Pass through this
Inventive embodiments provide technical solution, can in real time during double-talk complete call switching, call it is another
The user of side, which will not perceive, has carried out call switching.
Other features and advantages of the present invention will be illustrated in the following description, also, partly becomes from specification
It obtains it is clear that understand through the implementation of the invention.The purpose of the present invention and other advantages can be by specification, rights
Specifically noted structure is realized and is obtained in claim and attached drawing.
Description of the drawings
Attached drawing is used for providing further understanding technical solution of the present invention, and a part for constitution instruction, with this
The embodiment of application technical solution for explaining the present invention together, does not constitute the limitation to technical solution of the present invention.
Fig. 1 is a kind of flow diagram of call handover method provided in an embodiment of the present invention；
Fig. 2 is a kind of structural schematic diagram one of call switching device provided in an embodiment of the present invention；
Fig. 3 is a kind of structural schematic diagram two of call switching device provided in an embodiment of the present invention；
Fig. 4 is a kind of structural schematic diagram of terminal provided in an embodiment of the present invention；
Fig. 5 is a kind of implementation schematic diagram of call handover method provided in an embodiment of the present invention.
Specific implementation mode
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention
Embodiment be described in detail.It should be noted that in the absence of conflict, in the embodiment and embodiment in the application
Feature mutually can arbitrarily combine.
Step shown in the flowchart of the accompanying drawings can be in the computer system of such as a group of computer-executable instructions
It executes.Also, although logical order is shown in flow charts, and it in some cases, can be with suitable different from herein
Sequence executes shown or described step.
To be switched terminal, call distant terminal and third party's terminal in the embodiment of the present invention can be fixed communication ends
Hold the communication terminal such as fixed line, personal computer or the mobile communication terminal communication terminal such as mobile phone, tablet computer.
Technical solution provided in an embodiment of the present invention can be applied to speech quality decline, network when user is conversed using call terminal
It needs for current talking to be switched to third party's terminal in real time when signal quality decline or call terminal not enough power supply
Scene.
The embodiment of the present invention provides a kind of call handover method, based on the increased present invention implementation in existing communication network
The call switching device that example provides, as shown in Figure 1, this method includes：
Step 101, call switching device receive the call request of third party's terminal, and the call request includes：Third
The telephone number of the telephone number and call distant terminal of square terminal.
Further, the telephone number for the call distant terminal that the call request includes is when described to be cut
When changing terminal close to third party's terminal, the to be switched terminal is read by default communication mode by third party's terminal
Information after obtain；Wherein, the information of the to be switched terminal includes the telephone number of the call distant terminal.More into
One step, the default communication mode includes：Radio frequency identification (Radio Frequency Identification, RFID) is logical
Letter, wireless near field communication (Near Field Communication, NFC), Bluetooth communication or infrared communication.In a manner of NFC
For, illustrate the process that aforementioned third party's terminal obtains the information of the to be switched terminal：The to be switched terminal
In be provided with NFC chip, be provided with NFC card-reading apparatus in third party's terminal, when using the to be switched terminal user
When carrying out call switching, by the to be switched terminal close to the NFC card-reading apparatus of third party's terminal, the third party
When the NFC card-reading apparatus of terminal will read the information in the NFC chip of the to be switched terminal, the to be switched terminal is aobvious at it
Show and prompt the user on interface, if the user allows in the NFC chip that third party's terminal reads the to be switched terminal
Information, the NFC card-reading apparatus of then third party's terminal can be read described to be cut after being confirmed by clicking respective keys
Change the information in the NFC chip of terminal, wherein include call opposite end in the information in the NFC chip of the to be switched terminal
The telephone number of terminal.It is noted that by modes such as RFID communication, NFC, Bluetooth communication or infrared communications at two
Information is transmitted between equipment and belongs to existing technological means, and above-mentioned example explanation is only illustrative, and those skilled in the art can
To understand the above with reference to the relevant prior art.
It should be noted that the call switching device can be corresponded to, there are one fixed access code, the third parties
Terminal can initiate call request by dialing the access code to the call switching device, which can deposit in advance
Storage is in the storage medium of third party's terminal.Third party's terminal described in the embodiment of the present invention can wait for described in reading
Call request is sent from switching device of conversing described in trend after the information that the information of switching terminal is needed, or can also be connect
After the calling indicator of receipts user call request is sent to the call switching device.The present invention does not limit this.In addition,
The call request that the call switching device receives third party's terminal can be specifically the dial signaling to third party's terminal
It is parsed to receive the call request of third party's terminal, and obtains the information that the call request includes, aforementioned solution
Analysis signaling, which receives call request and obtains the operation of information therein, belongs to existing technological means, and the present invention does not do superfluous herein
It states.
Step 102, the call switching device are determined according to the telephone number and database of the call distant terminal
Home location register HLR belonging to the call distant terminal, and send the first call hand off signaling to the HLR；It is described
The telephone number of third party's terminal and the phone number of the call distant terminal are carried in first call hand off signaling
Code；The first call hand off signaling is used to indicate described in telephone number determinations of the HLR according to the call distant terminal
Converse distant terminal belonging to moving exchanging center MSC and to the MSC send second call hand off signaling, it is described second call
The telephone number of third party's terminal is carried in hand off signaling；The second call hand off signaling is used to indicate the MSC
Third party's terminal is established according to the telephone number of third party's terminal to connect with the circuit of the MSC, and is waited for described
The first connection segment in circuit connection between switching terminal and the call distant terminal replaces with third party's terminal
Connect with the circuit of the MSC, by third party's terminal connect with the circuit of the MSC and the to be switched terminal with
Between the call distant terminal circuit connection in the second connection segment be attached with establish third party's terminal with
Call switching is completed in circuit connection between the call distant terminal；Wherein, the to be switched terminal and the call opposite end
Circuit connection between terminal includes first connection segment and second connection segment, and first connection segment is institute
The circuit connection between to be switched terminal and the MSC is stated, second connection segment is the MSC and the call opposite end is whole
Circuit connection between end.
It should be noted that the MSC belonging to the MSC namely the call distant terminal is by first connection segment
Third party's terminal is replaced with to connect with the circuit of the MSC and establish the third after connecting with second connection segment
The process of circuit connection between square terminal and the call opposite end was completed within the time of Millisecond, therefore, call pair
Terminal corresponding user in end will not perceive current talking and be switched to third party's terminal from the to be switched terminal.Compared to
User can obviously perceive dropped calls in the prior art, and technical solution provided in an embodiment of the present invention can be cut with real time phone call
It changes, does not interfere with the call experience of user.
Further, when telephone number and the institute in the information of the to be switched terminal further including the to be switched terminal
When stating the service password of call service switchover of to be switched terminal, further include in the call request：The to be switched terminal
The service password of telephone number and the call service switchover of the to be switched terminal；
Correspondingly, the call switching device is after the call request for receiving third party's terminal, the method further includes：
The call switching device verifies the call of the telephone number and the to be switched terminal of the to be switched terminal
Whether the service password of service switchover is correct；After being verified, step 102 is executed.
It should be noted that working as the information that third party's terminal reads the to be switched terminal by presetting communication mode
Obtain the to be switched terminal telephone number and the to be switched terminal call service switchover service password when, then
Third party's terminal can also include the to be switched terminal in the call request sent to the call switching device
The service password of telephone number and the call service switchover of the to be switched terminal, the call switching device can be according to fortune
Seek the clothes of the call service switchover of the telephone number of to be switched terminal and the to be switched terminal described in the database authentication of quotient
Being engaged in, whether password is correct, and the safety of call service switchover can be improved by increasing one layer of safety check here, in addition, described the
The service password that tripartite's terminal obtains the call service switchover of the to be switched terminal is by the to be switched terminal close to described
It is got by the default communication mode after third party's terminal, not by external input, will not be seen by others, it is described
The service password of the call service switchover of to be switched terminal will not know by the third party other than operator network system, therefore,
This call switching can be effectively ensured to be initiated by be switched terminal, more improve the safety of call service switchover.
A kind of call handover method provided in an embodiment of the present invention, when carrying out call switching, to be switched terminal is leaned on
Nearly third party's terminal, third party's terminal get the information of the to be switched terminal by presetting communication mode, wherein institute
The information for stating to be switched terminal includes：The telephone number of the call distant terminal；Third party's terminal switches to call
Device sends call request, and the call request includes：The telephone number of third party's terminal and the call opposite end
The telephone number of terminal；The call switching device determines the call opposite end according to the telephone number of the call distant terminal
HLR belonging to terminal orders the HLR to search the MSC belonging to the call distant terminal, passes through the HLR orders MSC
Initiate calling to third party's terminal and connect with the circuit of third party's terminal with to establish the MSC and by the to be switched terminal and
The first connection segment in circuit connection between the call distant terminal replaces with third party's terminal and the MSC's
Circuit connects, and third party's terminal is connect and the to be switched terminal and the call opposite end with the circuit of the MSC
The second connection segment in circuit connection between terminal is attached to establish third party's terminal and the call opposite end
Call switching is completed in circuit connection between terminal；Wherein, the electricity between the to be switched terminal and the call distant terminal
Road connection includes first connection segment and second connection segment, and first connection segment is the to be switched terminal
Circuit between the MSC is connect, and second connection segment is the circuit between the MSC and the call distant terminal
Connection.The technical solution provided through the embodiment of the present invention can complete call switching during double-talk in real time,
The user of another party of call, which will not perceive, has carried out call switching.
The embodiment of the present invention provides a kind of call switching device 10, as shown in Fig. 2, the call switching device 10 includes：
Receiving unit 11, the call request for receiving third party's terminal, the call request include：Third party's terminal
Telephone number and call distant terminal telephone number.
Processing unit 12, for determining the call pair according to the telephone number and database of the call distant terminal
The home location register HLR belonging to terminal is held, and the first call hand off signaling is sent to the HLR；First call is cut
The telephone number of the telephone number for carrying third party's terminal and the call distant terminal is changed in signaling；Described first
Call hand off signaling is used to indicate the HLR and determines the call distant terminal according to the telephone number of the call distant terminal
Affiliated moving exchanging center MSC simultaneously sends the second call hand off signaling to the MSC, is taken in the second call hand off signaling
Telephone number with third party's terminal；The second call hand off signaling is used to indicate the MSC according to the third
The telephone number of square terminal is established third party's terminal and is connect with the circuit of the MSC, and by the to be switched terminal and institute
State the electricity that the first connection segment in the circuit connection between call distant terminal replaces with third party's terminal and the MSC
Road connect, by third party's terminal connect with the circuit of the MSC and the to be switched terminal and the call opposite end end
The second connection segment in circuit connection between end is attached whole with the call opposite end to establish third party's terminal
Call switching is completed in circuit connection between end；Wherein, the circuit between the to be switched terminal and the call distant terminal
Connection includes first connection segment and second connection segment, first connection segment be the to be switched terminal and
Circuit connection between the MSC, second connection segment are that the circuit between the MSC and the call distant terminal connects
It connects.
Further, the telephone number for the call distant terminal that the call request includes is when described to be cut
When changing terminal close to third party's terminal, the to be switched terminal is read by default communication mode by third party's terminal
Information after obtain；Wherein, the information of the to be switched terminal includes the telephone number of the call distant terminal.More
Further, the default communication mode includes：RFID communication, NFC, Bluetooth communication or infrared communication.
Further, when telephone number and the institute in the information of the to be switched terminal further including the to be switched terminal
When stating the service password of call service switchover of to be switched terminal, further include in the call request：The to be switched terminal
The service password of telephone number and the call service switchover of the to be switched terminal；
Correspondingly, as shown in figure 3, the call switching device 10 can also include：
Authentication unit 13, for the phone according to be switched terminal described in database authentication after receiving the call request
Whether the service password of number and the call service switchover of the to be switched terminal is correct；After being verified, described in triggering
Processing unit 12 is determined according to the telephone number and database of the call distant terminal belonging to the call distant terminal
Home location register HLR simultaneously sends the first call hand off signaling to the HLR.
The present embodiment is for realizing above-mentioned each method embodiment, and the workflow of each unit and work are former in the present embodiment
Reason is referring to the description in above-mentioned each method embodiment, and details are not described herein.
A kind of call switching device provided in an embodiment of the present invention, when carrying out call switching, to be switched terminal is leaned on
Nearly third party's terminal, third party's terminal get the information of the to be switched terminal by presetting communication mode, wherein institute
The information for stating to be switched terminal includes：The telephone number of the call distant terminal；Third party's terminal switches to call
Device sends call request, and the call request includes：The telephone number of third party's terminal and the call opposite end
The telephone number of terminal；The call switching device determines the call opposite end according to the telephone number of the call distant terminal
HLR belonging to terminal orders the HLR to search the MSC belonging to the call distant terminal, passes through the HLR orders MSC
Initiate calling to third party's terminal and connect with the circuit of third party's terminal with to establish the MSC and by the to be switched terminal and
The first connection segment in circuit connection between the call distant terminal replaces with third party's terminal and the MSC's
Circuit connects, and third party's terminal is connect and the to be switched terminal and the call opposite end with the circuit of the MSC
The second connection segment in circuit connection between terminal is attached to establish third party's terminal and the call opposite end
Call switching is completed in circuit connection between terminal；Wherein, the electricity between the to be switched terminal and the call distant terminal
Road connection includes first connection segment and second connection segment, and first connection segment is the to be switched terminal
Circuit between the MSC is connect, and second connection segment is the electricity between the MSC and the call distant terminal
Road connects.The technical solution provided through the embodiment of the present invention can complete call in real time during double-talk and cut
It changes, the user of another party of call, which will not perceive, has carried out call switching.
The embodiment of the present invention also provides a kind of terminal 20, as shown in figure 4, the terminal 20 includes：
Acquiring unit 21, for work as to be switched terminal with call distant terminal conversing and needs by the call switching
When between the terminal and the call distant terminal, after the information that the to be switched terminal is obtained by presetting communication mode
It is sent to calling unit 22；Wherein, the information of the to be switched terminal includes：The telephone number of the call distant terminal；
The calling unit 22, for after the information that the acquiring unit 21 receives the to be switched terminal to above-mentioned
Switching device 10 of conversing sends call request.
It should be noted that it can also be mobile communication terminal that terminal 20, which can be fixed communication terminal, above-mentioned acquisition list
Member 21 and calling unit 22 can be integrated in a processing module, which can be with existing base or mobile terminal
In other modules integrate in the form of hardware realize, after can also individually being realized by the way of hardware with it is existing
Base or mobile terminal in other hardware modules link together.
The embodiment of the present invention provides a kind of communication system, including：To be switched terminal, call distant terminal, third party's terminal,
The home location register HLR of the call distant terminal, the moving exchanging center MSC conversed belonging to distant terminal lead to
Talk about switching device；
When the to be switched terminal is being conversed with call distant terminal and needs the call being switched to the third
When between square terminal and the call distant terminal, third party's terminal obtains the to be switched end by default communication mode
The information at end；Wherein, the information of the to be switched terminal includes：The telephone number of the call distant terminal；
Third party's terminal sends call request to the call switching device, and the call request includes：It is described
The telephone number of the telephone number of third party's terminal and the call distant terminal；
After the call switching device receives the call request, according to it is described call distant terminal telephone number with
And database determines the HLR belonging to the call distant terminal, and send the first call hand off signaling to the HLR；Described
The telephone number of third party's terminal and the telephone number of the call distant terminal are carried in one call hand off signaling；
After the HLR receives the first call hand off signaling, the telephone number according to the call distant terminal is true
The fixed MSC to converse belonging to distant terminal simultaneously sends the second call hand off signaling to the MSC, and the second call switching is believed
The telephone number of third party's terminal is carried in order；
After the MSC receives the second call hand off signaling, established according to the telephone number of third party's terminal
Third party's terminal is connect with the circuit of the MSC, and will be between the to be switched terminal and the call distant terminal
The first connection segment in circuit connection replaces with third party's terminal and is connect with the circuit of the MSC, by the third party
In circuit connection between the connection of the circuit of terminal and the MSC and the to be switched terminal and the call distant terminal
The second connection segment be attached with establish third party's terminal and it is described call distant terminal between circuit connected
Switch at call；Wherein, the circuit connection between the to be switched terminal and the call distant terminal includes first company
Connect segmentation and second connection segment, circuit of first connection segment between the to be switched terminal and the MSC
Connection, second connection segment are that the circuit between the MSC and the call distant terminal connects.
Further, when telephone number and the institute in the information of the to be switched terminal further including the to be switched terminal
It also further includes the to be switched terminal to state in the service password of the call service switchover of to be switched terminal and the call request
When the service password of telephone number and the call service switchover of the to be switched terminal,
Correspondingly, after the call switching device receives the call request, according to the electricity of the call distant terminal
Words number and database determine the HLR of the call distant terminal, and send first to the HLR of the call distant terminal and lead to
Hand off signaling is talked about, can specifically include：
After the call switching device receives the call request, verify the to be switched terminal telephone number and
Whether the service password of the call service switchover of the to be switched terminal is correct, after being verified, the call switching device
Determine that the homing position belonging to the call distant terminal is posted according to the telephone number of the call distant terminal and database
Storage HLR simultaneously sends the first call hand off signaling to the HLR.
Further, the default communication mode includes：
Radio frequency discrimination RFID communication, wireless near field communication NFC, Bluetooth communication or infrared communication.
A kind of communication system provided in an embodiment of the present invention, when carrying out call switching, to be switched terminal is close to the
Tripartite's terminal, third party's terminal get the information of the to be switched terminal by presetting communication mode, wherein described to wait for
The information of switching terminal includes：The telephone number of the call distant terminal；Third party's terminal to call switching device
Call request is sent, the call request includes：The telephone number of third party's terminal and the call distant terminal
Telephone number；The call switching device determines the call distant terminal according to the telephone number of the call distant terminal
Affiliated HLR, the HLR search the MSC belonging to the call distant terminal, and the MSC initiates the calling to third party's terminal
Circuit to establish the MSC and third party's terminal connects and will be between the to be switched terminal and the call distant terminal
The first connection segment in circuit connection replaces with third party's terminal and is connect with the circuit of the MSC, by the third party
In circuit connection between the connection of the circuit of terminal and the MSC and the to be switched terminal and the call distant terminal
The second connection segment be attached with establish third party's terminal and it is described call distant terminal between circuit connected
Switch at call；Wherein, the circuit connection between the to be switched terminal and the call distant terminal includes first company
Connect segmentation and second connection segment, circuit of first connection segment between the to be switched terminal and the MSC
Connection, second connection segment are that the circuit between the MSC and the call distant terminal connects.Implement through the invention
The technical solution that example provides can complete call switching, the user of another party of call during double-talk in real time
It will not perceive and carry out call switching.
In order to enable those skilled in the art to be more clearly understood that technical solution provided by the invention, below by specific
Embodiment, technical solution provided by the invention is described in detail：
Embodiment one
The process that current talking is switched to third party's terminal to be switched terminal is discussed in detail in the present embodiment, in the present embodiment
In, to be switched terminal is specially the mobile phone A in Fig. 5, and third party's terminal is specially the base B in Fig. 5, and it is specific to preset communication mode
For RFID communication mode, call distant terminal is specially the mobile phone C in Fig. 5, as shown in figure 5, in the present embodiment, to be switched terminal
During (mobile phone A) is conversed with call distant terminal (mobile phone C), mobile phone A occupies the electricity of a fixed allocation with mobile phone C
Road connects A1, and the present embodiment includes the following steps：
Step 1, base B off-hooks.
Close to the RFID card-reading apparatus of base B, base B reads the information in mobile phone A for step 2, mobile phone A.
Wherein, the information in mobile phone A includes：The telephone number of mobile phone A, the call service switchover service password of mobile phone A with
And the telephone number of mobile phone C.
Step 3, base B dial the access code (being built in base B) of call switching device, connect and call switching device
Circuit connection.At this moment, the circuit that a bandwidth is 64K is established between base B and call switching device and connects A2, sends hand
The telephone number of machine A and the call service switchover service password of mobile phone A are verified, and after being verified, base B switches to call
Device sends the telephone number of mobile phone C and the telephone number of base B.
It should be noted that the telephone number of base B under normal conditions can be when to call switching device dial-up connection
Call switching device is automatically transmitted to by communication network.
After step 4, call switching device receive whole information needed by base B, to the ownership interchanger (one of itself
As can be tandem exchange's interchanger) send and take out stitches signaling, this take out stitches signaling can approach base B ownership end office switch by
Grade is transmitted to base B, executes A3：Remove the circuit connection that A2 is established.
Step 5, call switching device find mobile phone C's according to the database of the telephone number query operator of mobile phone C
HLR, and send the first call hand off signaling to the HLR.The phone of base B is at least carried in the first call hand off signaling signaling
The telephone number of number and mobile phone C.
Step 6, the HLR find mobile phone C's after receiving the first call hand off signaling that call switching device is sent
The MSC of telephone number current home sends the second call hand off signaling to the MSC.The phone of base B is at least carried in the signaling
The telephone number of number and mobile phone C.
After step 7, the MSC receive the second call switching command, according to the telephone number of base B, initiated to base B logical
Words request, base B can be with the automatic-answering back device call request, to establish A4.
After the completion of step 8, the MSC detect that A4 is established, by the circuit segments (A1-1) of MSC in A1 to mobile phone A and it is somebody's turn to do
Circuit switching relationship between the circuit segments (A1-2) of MSC to mobile phone C, replaces with the circuit switching relationship of A4 and A1-2, from
And form A5.Since this moment, all voices that mobile phone C is transmitted will be all sent on the receiver of base B, also, from base
The voice sent out in the microphone of B also will be all sent on the receiver of mobile phone C.
It should be noted that the operation of step 8 can be completed within the time of Millisecond, the sides mobile phone C are will not to perceive
's.
Step 9, the MSC send signaling of taking out stitches to mobile phone A, and switching equipment on the way can be segmented execution A6：Removing should in A1
MSC is connected to the circuit between mobile phone A, release circuit connection resource.
Step 10, the MSC notify the HLR, call switching to complete.
Step 11, HLR notice call switching devices, call switching are completed.
Finally, for above-mentioned steps 1 it should be noted that for the case where third party's terminal is base, after base B off-hooks
Start call switching, facilitates user directly can start to converse with mobile phone C with the microphone of base B after the completion of step 8, if do not had
When having step 1, base B needs ringring prompting user to pick up the microphone of base B to establish A4, so as to complete in step 8 in step 7
Start to converse with mobile phone C at the rear microphone using base B.
It is also pointed out that introduced in case of mobile phone C belongs to same operator with base B in above-described embodiment
Technical solution provided in an embodiment of the present invention, the case where two different operators are belonged to for mobile phone C and base B, base B
What is dialed is the access code of the call switching device of oneself home-operator A, when the call switching device of operator A is searched locally
Find that mobile phone C belongs to operator B when database, then the call switching device of operator A can switch with the call of operator B
Device establishes a connection, and the first call hand off signaling that step 5 is sent out is sent to the call switching device of operator B,
The call switching device of operator B can find the HLR belonging to mobile phone C at this time, and by the first call hand off signaling in step 5
And satellite information is transmitted to the HLR, which next proceeds to execute step 6.
Embodiment two
The present embodiment be discussed in detail current talking to be switched terminal be switched to third party's terminal after further through third party end
The process switched to cubic terminal is held, in the present embodiment, to be switched terminal is specially the mobile phone A in Fig. 5, third party's terminal
Base B in specially Fig. 5, call distant terminal are specially the mobile phone C in Fig. 5, and cubic terminal is specially the mobile phone in Fig. 5
D, as shown in figure 5, in the present embodiment, during base B is conversed with mobile phone C, base B and mobile phone C occupies a fixation
The circuit of distribution connects A5, and the present embodiment includes the following steps：
Step 12, call switching device send out the signaling for setting up mark of partly taking out stitches to the HLR belonging to mobile phone C.In the signaling
Carry at least target base circuit number and distant terminal number.
Step 13, the HLR set up the signaling for mark of partly taking out stitches to the MSC forwardings belonging to mobile phone C.It is carried at least in the signaling
Target base circuit number and distant terminal number.
Step 14, base B on-hooks.On-hook signaling is transmitted to the MSC step by step, the MSC detect once set up it is corresponding
" mark of partly taking out stitches " does not remove A8, i.e. circuit connecting relation between the MSC and call distant terminal then.Although A7 at this time
It has been be finished that, i.e. the corresponding circuit segments of A4 all remove and discharge occupied resource.
(base B belongs to the circuit between end office switch to it and has discharged, and base B is after step 15, base B on-hooks
Through circuit connection can be re-established), base B can be connected and switched with call with the access code of automatic dialing call switching device
The connection of device, and base B is detected during call, whether user, which was once dialed by dial, meets pre-defined rule
Character string sequence, such as " the telephone number ## of ## mobile phones D ", if so, sending the phone of current base B to call switching device
The call service switchover service password of number and base B are verified, and after being verified, send the telephone number of mobile phone C,
And the telephone number of mobile phone D；If not provided, referring to step 15 '.
Step 16, call switching device send the first call hand off signaling to the HLR belonging to mobile phone C, which cuts
The telephone number for carrying mobile phone D and the telephone number with mobile phone C are changed in signaling.
Step 17, the HLR are according to receiving the first call hand off signaling from call switching device, if it is will converse
Switch mobile phone D then sends the second call switching command, with reference to step 6 in embodiment one to the MSC belonging to mobile phone C.
If step 18, the MSC have received the second call switching command, to mobile phone D machines initiation call request, and
A9 is established after the mobile phone D responses call request.
The mark of partly taking out stitches that step 19, MSC revocation previous steps 13 are established, the then correspondence for establishing A9 and A8 are formed
A10, the voice of the sides mobile phone C at this time, and be sent on the receiver of mobile phone D.
It should be noted that if step 18 does not establish A9, (such as mobile phone D does not reply the call of the MSC of mobile phone C ownership
Request), the MSC removes A8 in step 19, and the voice communication of the sides mobile phone C is interrupted.
If step 20 establishes A9, which notifies the HLR that call switching is completed.
It should be noted that if step 18 does not establish A9, the MSC notifies the HLR end of conversations in step 20, and
The mark of partly taking out stitches previously established has cancelled.
If step 21 establishes A9, HLR notice call switching device call switchings are completed.
It should be noted that if step 18 does not establish A9, the HLR notifies call switching device call knot in step 21
Beam, and the mark of partly taking out stitches previously established has cancelled.
Step 22, when mobile phone D on-hooks, execute A11：Electricity all in A10 is removed in the switching equipment segmentation passed through on the way
Road is segmented.
Step 22', when mobile phone C on-hooks, A11 is executed：Electricity all in A10 is removed in the switching equipment segmentation passed through on the way
Road is segmented.
It should be noted that call when being switched to mobile phone D from base B in above-described embodiment two, step 14 to step 17 with
And step 19, it can be completed within the Millisecond time.But step 18 needs the A9 that establishes to be limited by the mobile phone D responses calls
The speed of request, if the user of mobile phone D does some preparations in advance, and can answer rapidly, and this is answered
Action can complete in a short period of time, i.e., in the case that in advance it is prepared, normally answer action only need to by one by
Key slides finger and can be completed, this time can be short enough so that the user of the sides mobile phone C is imperceptible.
Embodiment three
The present embodiment be discussed in detail to be switched terminal will converse successful switch to third party's terminal after, third party's hanging up terminal
And call is not switched to again in cubic terminal, finally terminates the process entirely conversed, and in the present embodiment, to be switched terminal tool
Body is the mobile phone A in Fig. 5, and third party's terminal is specially the base B in Fig. 5, and call distant terminal is specially the mobile phone C in Fig. 5,
The cubic terminal is specially the mobile phone D in Fig. 5, as shown in figure 5, the present embodiment include step 12 in embodiment two, 13,14 and
Following steps：
Step 15', (base belongs to the circuit between end office switch to it and has discharged, and base B is after base B on-hooks
Through circuit connection can be re-established), base B can be connected and switched with call with the access code of automatic dialing call switching device
The connection of device, and base B is detected during call, whether user, which was once dialed by dial, meets pre-defined rule
Character string sequence, such as " the telephone number ## of ## mobile phones D ", if not detecting the character string sequence for meeting pre-defined rule,
Then sent to call switching device without follow-up handover operation signaling.
If step 16', call switching device have received that base B sends without follow-up handover operation signaling, to mobile phone C
Affiliated HLR sends the signaling for cancelling mark of partly taking out stitches.
Step 17', HLR receives partly the take out stitches signaling of mark of revocation and is forwarded to MSC belonging to mobile phone C, which removes A8,
The voice communication of the sides mobile phone C is interrupted.
In addition, it is noted that the step 14 in above-described embodiment two and embodiment three is base B prior to mobile phone C
On-hook the case where for mobile phone C prior to base B, executes following steps 14' and step 15 ".
If step 14', mobile phone C executes A5' prior to base B on-hooks, the circuit between mobile phone C and base B connects A5 meetings
It is segmented and executes by the switching equipment of A5 on the way, discharge the circuit resource of A5 occupancy.
MSC belonging to step 15 ", mobile phone C cancels mark of partly taking out stitches, and notifies the HLR end of conversations belonging to mobile phone C, and
Inform that HLR marks of partly taking out stitches have cancelled.The HLR is notified that call switching device end of conversation, notice are logical after receiving the notice
Words switching device mark of partly taking out stitches has cancelled.
The apparatus embodiments described above are merely exemplary, for example, the division of module, only a kind of logic work(
It can divide, formula that in actual implementation, there may be another division manner.Another point, the mutual connection of shown or discussed module
It can be by some interfaces, can be electrical, machinery or other forms.The modules can be or can not also
It is to be physically separated, may or may not be physical unit.Part therein can be selected according to the actual needs
Or whole modules achieve the purpose of the solution of this embodiment.
In addition, each function module in each embodiment of the present invention can be integrated in a processing module, it can also
That the independent physics of modules includes, can also two or more modules be integrated in a module.Above-mentioned integrated mould
The form that hardware had both may be used in block is realized, can also be realized in the form of hardware adds software function module.
The above-mentioned integrated module being realized in the form of SFU software functional unit can be stored in one and computer-readable deposit
In storage media.Above-mentioned software function module is stored in a storage medium, including some instructions are used so that a computer
Equipment (can be personal computer, server or the network equipment etc.) executes the portion of each embodiment the method for the present invention
Step by step.And storage medium above-mentioned includes：USB flash disk, mobile hard disk, read-only memory (Read-Only Memory, ROM), with
Machine accesses various Jie that can store program code such as memory (Random Access Memory, RAM), magnetic disc or CD
Matter.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (12)
1. a kind of call handover method, which is characterized in that including：
The call request of third party's terminal is received, the call request includes：The telephone number of third party's terminal and call pair
Hold the telephone number of terminal；
The ownership position belonging to the call distant terminal is determined according to the telephone number of the call distant terminal and database
Register HLR is set, and the first call hand off signaling is sent to the HLR；It is carried in the first call hand off signaling described
The telephone number of the telephone number of third party's terminal and the call distant terminal；The first call hand off signaling is for referring to
Show that the HLR determines the mobile switching centre belonging to the call distant terminal according to the telephone number of the call distant terminal
MSC simultaneously sends the second call hand off signaling to the MSC, and third party's terminal is carried in the second call hand off signaling
Telephone number；
The second call hand off signaling is used to indicate the MSC and establishes described the according to the telephone number of third party's terminal
Tripartite's terminal is connect with the circuit of the MSC, and will be in the circuit connection between to be switched terminal and the call distant terminal
The first connection segment replace with third party's terminal and connect with the circuit of the MSC, by third party's terminal with it is described
The second connection in circuit connection between the circuit connection of MSC and the to be switched terminal and the call distant terminal
Segmentation is attached completes call switching to establish the circuit connection between third party's terminal and the call distant terminal；
Wherein, the circuit connection between the to be switched terminal and the call distant terminal includes first connection segment and described
Second connection segment, circuit connection of first connection segment between the to be switched terminal and the MSC, described second
Connection segment is that the circuit between the MSC and the call distant terminal connects.
2. according to the method described in claim 1, it is characterized in that, the call distant terminal that the call request includes
Telephone number be to be passed through by third party's terminal default logical when the to be switched terminal is close to third party's terminal
Letter mode, which is read, to be obtained after the information of the to be switched terminal；Wherein, the information of the to be switched terminal includes described logical
Talk about the telephone number of distant terminal.
3. according to the method described in claim 2, it is characterized in that, the default communication mode includes：
Radio frequency discrimination RFID communication, wireless near field communication NFC, Bluetooth communication or infrared communication.
4. according to the method in claim 2 or 3, which is characterized in that when further including institute in the information of the to be switched terminal
State to be switched terminal telephone number and the to be switched terminal call service switchover service password when, the calling is asked
Further include in asking：The service of the telephone number of the to be switched terminal and the call service switchover of the to be switched terminal is close
Code；
Correspondingly, after the call request for receiving third party's terminal, the method further includes：
Verifying the service password of the telephone number of the to be switched terminal and the call service switchover of the to be switched terminal is
It is no correct；
After being verified, execution is described to determine the call according to the telephone number and database of the call distant terminal
The home location register HLR of distant terminal simultaneously sends the first call hand off signaling to the HLR.
5. a kind of call switching device, which is characterized in that including：
Receiving unit, the call request for receiving third party's terminal, the call request include：The phone of third party's terminal
The telephone number of number and call distant terminal；
Processing unit, for determining the call distant terminal according to the telephone number and database of the call distant terminal
Affiliated home location register HLR, and send the first call hand off signaling to the HLR；The first call hand off signaling
In carry third party's terminal telephone number and it is described call distant terminal telephone number；First call is cut
Change signaling be used to indicate the HLR according to it is described call distant terminal telephone number determine belonging to the call distant terminal
Moving exchanging center MSC simultaneously sends the second call hand off signaling to the MSC, is carried in the second call hand off signaling
State the telephone number of third party's terminal；
The second call hand off signaling is used to indicate the MSC and establishes described the according to the telephone number of third party's terminal
Tripartite's terminal is connect with the circuit of the MSC, and will be in the circuit connection between to be switched terminal and the call distant terminal
The first connection segment replace with third party's terminal and connect with the circuit of the MSC, by third party's terminal with it is described
The second connection in circuit connection between the circuit connection of MSC and the to be switched terminal and the call distant terminal
Segmentation is attached completes call switching to establish the circuit connection between third party's terminal and the call distant terminal；
Wherein, the circuit connection between the to be switched terminal and the call distant terminal includes first connection segment and described
Second connection segment, circuit connection of first connection segment between the to be switched terminal and the MSC, described second
Connection segment is that the circuit between the MSC and the call distant terminal connects.
6. device according to claim 5, which is characterized in that the call distant terminal that the call request includes
Telephone number be to be passed through by third party's terminal default logical when the to be switched terminal is close to third party's terminal
Letter mode, which is read, to be obtained after the information of the to be switched terminal；Wherein, the information of the to be switched terminal includes described logical
Talk about the telephone number of distant terminal.
7. device according to claim 6, which is characterized in that the default communication mode includes：
Radio frequency discrimination RFID communication, wireless near field communication NFC, Bluetooth communication or infrared communication.
8. the device described according to claim 6 or 7, which is characterized in that when further including institute in the information of the to be switched terminal
State to be switched terminal telephone number and the to be switched terminal call service switchover service password when, the calling is asked
Further include in asking：The service of the telephone number of the to be switched terminal and the call service switchover of the to be switched terminal is close
Code；
Correspondingly, described device further includes：
Authentication unit, for after receiving the call request according to the telephone number of to be switched terminal described in database authentication with
And whether the service password of the call service switchover of the to be switched terminal is correct；After being verified, it is single to trigger the processing
Member determines the homing position belonging to the call distant terminal according to the telephone number and database of the call distant terminal
Register HLR simultaneously sends the first call hand off signaling to the HLR.
9. a kind of terminal, which is characterized in that including：
Acquiring unit, for work as to be switched terminal with call distant terminal conversing and needs by it is described call be switched to described in
When between terminal and the call distant terminal, it is sent to after the information of the to be switched terminal is obtained by presetting communication mode
Calling unit；Wherein, the information of the to be switched terminal includes：The telephone number of the call distant terminal；
The calling unit, for receiving the information of the to be switched terminal from the acquiring unit backward such as claim 5
Call request is sent to the call switching device described in 8 any one.
10. a kind of communication system, which is characterized in that including：
To be switched terminal, call distant terminal, third party's terminal, it is described call distant terminal home location register HLR, institute
State the moving exchanging center MSC belonging to call distant terminal, switching device of conversing；
When the to be switched terminal is being conversed with call distant terminal and needs the call being switched to third party's end
When between end and the call distant terminal, third party's terminal obtains the to be switched terminal by default communication mode
Information；Wherein, the information of the to be switched terminal includes：The telephone number of the call distant terminal；
Third party's terminal sends call request to the call switching device, and the call request includes：The third
The telephone number of the telephone number of square terminal and the call distant terminal；
After the call switching device receives the call request, according to the telephone number and number of the call distant terminal
The HLR belonging to the call distant terminal is determined according to library, and sends the first call hand off signaling to the HLR；Described first is logical
The telephone number of third party's terminal and the telephone number of the call distant terminal are carried in words hand off signaling；
After the HLR receives the first call hand off signaling, institute is determined according to the telephone number of the call distant terminal
State call distant terminal belonging to MSC and to the MSC send second call hand off signaling, it is described second call hand off signaling in
Carry the telephone number of third party's terminal；
After the MSC receives the second call hand off signaling, according to the foundation of the telephone number of third party's terminal
Third party's terminal is connect with the circuit of the MSC, and by the to be switched terminal and it is described call distant terminal between circuit
The first connection segment in connection replaces with third party's terminal and is connect with the circuit of the MSC, by third party's terminal
Connect with the circuit of the MSC and the circuit connection between the to be switched terminal and the call distant terminal in the
Two connection segments are attached to be completed to lead to establish the circuit connection between third party's terminal and the call distant terminal
Words switching；Wherein, the circuit connection between the to be switched terminal and the call distant terminal includes first connection point
Section and second connection segment, circuit connection of first connection segment between the to be switched terminal and the MSC,
Second connection segment is that the circuit between the MSC and the call distant terminal connects.
11. system according to claim 10, which is characterized in that the default communication mode includes：
Radio frequency discrimination RFID communication, wireless near field communication NFC, Bluetooth communication or infrared communication.
12. the system according to claim 10 or 11, which is characterized in that when further including in the information of the to be switched terminal
The service password of the telephone number of the to be switched terminal and the call service switchover of the to be switched terminal and the calling
Also further include in request the to be switched terminal telephone number and the to be switched terminal call service switchover service
When password,
Correspondingly, after the call switching device receives the call request, according to the phone number of the call distant terminal
Code and database determine the HLR of the call distant terminal, and send the first call to the HLR of the call distant terminal and cut
Signaling is changed, is specifically included：
After the call switching device receives the call request, the telephone number of the to be switched terminal and described is verified
To be switched terminal call service switchover service password it is whether correct, after being verified, the call switching device according to
The telephone number and database of the call distant terminal determine the home location register belonging to the call distant terminal
HLR simultaneously sends the first call hand off signaling to the HLR.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510335048.2A CN105188039B (en) | 2015-06-16 | 2015-06-16 | A kind of call handover method, device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510335048.2A CN105188039B (en) | 2015-06-16 | 2015-06-16 | A kind of call handover method, device and system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105188039A CN105188039A (en) | 2015-12-23 |
| CN105188039B true CN105188039B (en) | 2018-09-11 |
Family
ID=54909830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510335048.2A Active CN105188039B (en) | 2015-06-16 | 2015-06-16 | A kind of call handover method, device and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105188039B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110493023B (en) * | 2019-08-26 | 2021-05-11 | 中国联合网络通信集团有限公司 | Three-party session establishment method and device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101123651A (en) * | 2007-09-11 | 2008-02-13 | 华为技术有限公司 | Session switching method between terminals, switch and device |
| CN101150770A (en) * | 2007-10-30 | 2008-03-26 | 华为技术有限公司 | Method, device and system for controlling mobile terminal to forward call |
| CN102394992A (en) * | 2011-11-07 | 2012-03-28 | 华为技术有限公司 | Terminal conversation switching method and device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7729489B2 (en) * | 2006-04-12 | 2010-06-01 | Cisco Technology, Inc. | Transferring a communications exchange |
-
2015
- 2015-06-16 CN CN201510335048.2A patent/CN105188039B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101123651A (en) * | 2007-09-11 | 2008-02-13 | 华为技术有限公司 | Session switching method between terminals, switch and device |
| CN101150770A (en) * | 2007-10-30 | 2008-03-26 | 华为技术有限公司 | Method, device and system for controlling mobile terminal to forward call |
| CN102394992A (en) * | 2011-11-07 | 2012-03-28 | 华为技术有限公司 | Terminal conversation switching method and device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105188039A (en) | 2015-12-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100562152C (en) | Radio telephone system | |
| CN102394992B (en) | Terminal conversation switching method and device | |
| CN102821380B (en) | For realizing method and the mobile terminal of one-card multi-number of mobile terminal | |
| CN110177368B (en) | Call establishment method and system, and video communication server | |
| CN102932862A (en) | Method for selecting network connection mode based on business use condition of user | |
| EP2175606A1 (en) | A method, an exchange and a device for conversation handover between the terminals | |
| CN100531443C (en) | Method for canceling basic switch from TDCDMA to GSM of terminal | |
| CN104247473B (en) | Terminal device, interactive voice answering equipment, missed call system for prompting and method | |
| CN103974216A (en) | Information processing method and electronic equipment | |
| CN102457610A (en) | One-card-to-multiple-number service contact matching device and method | |
| CN105188039B (en) | A kind of call handover method, device and system | |
| CN110278215B (en) | Call establishment method and system, and session management function entity | |
| CN104427110A (en) | Information processing method and electronic device | |
| CN104202462A (en) | Communication control method and system | |
| CN101047737B (en) | Telephone conference terminal and switchover method | |
| CN101257708B (en) | Method and system for realizing terminal basic switch from TDCDMA to GSM | |
| CN101267665B (en) | Method for basic switch from TDCDMA to other networks under HLR amalgamation mode | |
| CN100473204C (en) | TDCDMA to other network basic handover cancelling method at HLR fusion mode | |
| CN107148008A (en) | Call handover method, system, terminal and server | |
| CN101170818B (en) | Method and system for terminal to switch from TDCDMA to other networks | |
| CN105813035B (en) | Method, system and network equipment for identifying secret voice service | |
| CN100562174C (en) | TDCDMA is to the method for follow-up switching between other network under the HLR amalgamation mode | |
| JP2003134233A (en) | Automatic answering telephone system, its service method, and its processing program | |
| CN101267652B (en) | Method for canceling continuous switch from TDCDMA to other networks in HLR amalgamation mode | |
| JP2006121547A (en) | Communication system for traveling object and mobile phone terminal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |