CN1838825B - Mobile video telephone method - Google Patents
Mobile video telephone method Download PDFInfo
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- CN1838825B CN1838825B CN2005101140819A CN200510114081A CN1838825B CN 1838825 B CN1838825 B CN 1838825B CN 2005101140819 A CN2005101140819 A CN 2005101140819A CN 200510114081 A CN200510114081 A CN 200510114081A CN 1838825 B CN1838825 B CN 1838825B
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- 238000000034 method Methods 0.000 title claims abstract description 36
- 230000003213 activating effect Effects 0.000 claims abstract description 4
- 230000011664 signaling Effects 0.000 claims description 16
- 238000003780 insertion Methods 0.000 claims description 9
- 230000037431 insertion Effects 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000007689 inspection Methods 0.000 claims description 3
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 2
- 230000008569 process Effects 0.000 description 4
- 230000004044 response Effects 0.000 description 3
- 238000010295 mobile communication Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
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Abstract
A method of providing (3) mobile video telephony services in a mobile telephony network to a roaming mobile telephony user entering from a 2G mobile telephony network, the method comprising the steps of: (a) setting a system server (10) connected with the 3G and 2G networks; (b) obtaining, by a system server (10), a location of a user in a 3G network; (c) obtaining, by a system server (10), from a home location register (30) of a 2G network, a subscriber profile having a list of features including a 2G mobile telephone number of a user; (d) modifying, by the system server (10), the list of features of the subscriber profile by activating the video telephony service and replacing the 2G mobile telephony number with the 3G local mobile telephony number; and (e) updating, by the system server (10), the subscriber profile that the user has modified at a mobile switching center (20) of the 3G network, thereby enabling the user to place outgoing video calls in the 3G network.
Description
Technical field
The present invention relates to a kind of that in the third generation (3G) mobile telephone network, use, be used for providing the mobile video telephone service method to the second generation that enters (2G) roaming subscriber.
Background technology
Video phone service is the new service in the 3G mobile communication, allow the 3G mobile client from or receive or send video call to another 3G portable terminal or fixed line video terminal.In order to enjoy this service, 3G subscription should use the 3G terminal with video telephone capability.In addition, should in subscriber's profile, subscribe to and define, as the Video service parameter this video phone service.
At WCDMA (Wideband Code Division Multiple Access (WCDMA)) network, be in 3GPP TS 22.002 with such Video service parameter-definition.Visual telephone (being called as the CS mediaphone in the art) is the carrying service that utilizes described service parameter, is called as synchronous transparent data, services (BS30).
3G network is from the 2G network development, and it allows to have the 3G mobile subscriber automatic roaming of the compatible mobile phone of 2G in the 2G network, so that enjoy the 2G compatible services equally, such as voice service and Short Message Service (SMS).Vice versa, if the roaming connection and the 2G mobile subscriber that have set up between 2G and the 3G network are just using the 3G compatible terminal, then the 2G mobile subscriber also can roam in the 3G network.
Yet,, therefore in the 2G network, can not normally define the related service parameters of supporting video phone service because the 2G network is not supported video phone service.As a result, during for the roaming of enjoying video phone service, the roaming client that 2G enters can not upgrade this Video service parameter (synchronous transparent data, services BS30) in 3G network.
By 3G is provided video telephone method, the present invention attempts to alleviate or relax at least such shortcoming.
Summary of the invention
According to the present invention, provide a kind of mobile video telephone service in the third generation (3G) mobile telephone network has been offered the roaming mobile phone user's who enters method from the second generation (2G) mobile telephone network, said method comprising the steps of:
(a) system server that links to each other with the 2G network of setting and 3G;
(b) obtain the position of user in 3G network by system server;
(c) from the attaching position register of 2G network, obtain to have subscriber's profile of the feature list of the 2G Mobile Directory Number that comprises the user by system server;
(d) feature list of subscriber's profile is made amendment by activating video phone service by system server, and replace the 2G Mobile Directory Number with the local Mobile Directory Number of 3G; And
(e) subscriber's profile of at the mobile switching centre of 3G network place the user having been revised by system server upgrades, thereby makes user's video call of can breathing out in 3G network.
Preferably, step (b) comprises by mobile switching centre determines the position of user in 3G network, at the system server place described customer location is upgraded then.
More preferably, step (b) comprises by system server and user's identity being tested according to the international mobile subscriber identity (IMSI) related with it subsequently.
More preferably, step (b) comprises by system server and at the attaching position register place described customer location being upgraded subsequently.
Preferably, step (d) comprises by activating video phone service in the feature list that its service parameter is added on subscriber's profile.
More preferably, the service parameter in the step (d) is inserted into from system server sends to mobile access protocol (MAP) message " insertion subscriber data " of mobile switching centre, perhaps according to the described service parameter of described message inspection.
Preferably, during roaming in the 3G network, the user carries out described step (b) to step (e).
In a preferred embodiment, described mobile video telephone method may further comprise the steps:
(f) when the user is carried out video call, send inquiry from attaching position register to described customer location by system server; And
(g) can obtain user's roaming number so that transmit described video call according to system server, provide described customer location to system server by attaching position register.
More preferably, the inquiry in the step (f) comprises the request of transmission based on the routing iinformation of the Short Message Service of 2G Mobile Directory Number.
More preferably, described customer location is included in the address at mobile switching centre place.
More preferably, be used in the step (f) from the attaching position register search address inquiry comprise:
From system server, obtain user's international mobile subscriber identity (IMSI) and based on the 2G Mobile Directory Number of the called number of described video call; And
Mobile access protocol (MAP) message " transmission routing iinformation " of short message is sent to attaching position register.
Especially, described system server comprises: signal server is used for relaying roaming signaling message; Application server is used for collecting relevant information from the roaming signaling message, the applied logic of operation signaling parameter operation, imitation is gone to the signaling message of 2G network so that call routing information, and with the 3G network cooperation so that carry out video incoming call route; And database server, the information that is used to store the 2G network.
More specifically, described signal server supports that SS7 moves access protocol (MAP) stack (3GPPTS29.002 compatibility), so that the decoding signaling message.
Preferably, the local Mobile Directory Number of the 3G in the described step (d) is exclusively used in specific international mobile subscriber identity (IMSI) scope of described 2G network.
Preferably, the local Mobile Directory Number of the 3G in the described step (d) replaces the 2G Mobile Directory Number field in mobile access protocol (MAP) message " insertion subscriber data " that the subscriber's profile to the modification in the step (e) has carried out upgrading.
Description of drawings
Now, will more specifically be described the present invention with reference to the accompanying drawings, the following stated is only as example, wherein:
Fig. 1 shows the schematic signal flow graph according to the initial processes of the embodiment of mobile video telephone method of the present invention; And
Fig. 2 shows the similarly schematically signal flow graph of process subsequently of the mobile video telephone method of Fig. 1.
Embodiment
With reference to the accompanying drawings, show specific implementation mobile video telephone method of the present invention, be used for providing 3G video phone service to 2G mobile phone user from 2G GSM (global system for mobile communications) mobile telephone network of homing position at the 3G of vision location WCDMA mobile telephone network.This method can be used by the 3G mobile phone service provider who operates by a group system server 10 that connects in general telephone network.
Also include application server, be particularly useful for from the roaming signaling message, collecting relevant information, the applied logic of operation signaling parameter operation, the signaling message that is used for call routing information of GSM network is gone in imitation, and with the WCDMA network cooperation so that carry out video incoming call route.Also comprise database server, be used to store the information of each 2G GSM network, described information comprises being the details that roaming and video phone service have been carried out the user of subscription.
In 3G network, there are the mobile switching centre or the MSC20 that are used to exchange control, comprise VLR Visitor Location Register or VLR 21, described VLR 21 is used to preserve roamer's renewal details, and as its position, this is generally well-known in this area.The 2G network comprises attaching position register or HLR 30, and described HLR 30 generally includes this user's same detail, and this also is well known in the art.
Fig. 1 shows the initial roaming process of this mobile video telephone method in the step 1 to 5.
(step 1) when 2G roaming subscriber connects the power supply of the compatible mobile phone of its 3G, 3G MSC 20 will detect user's reposition, send position (address) information of upgrading then, want to roam into (step 2) in the 3G network to notify this 2G subscriber to related system server 10.System server 10 will be checked roaming subscriber's identity, described identity is based on the IMSI that is associated with this subscriber (international mobile subscriber identity), so that guaranteeing it is the user who has subscribed to, then, with transmit its renewal, current address (at VLR 21) to notify the 2G HLR 30 (step 3) under this user.
In response, 2G HLR 30 will check user's roaming profiles table, then, MAP message " insertion subscriber data " is sent to system server 10, thereby (step 4), described feature list comprise its 2G mobile number and the indication that can use without any video phone service to insert the subscriber's profile of the user with feature list.
When receiving subscriber's profile, system server 10 will be checked the roaming subscriber's that 2G enters identity once more.If this subscriber does not have video phone service and visit MSC (VMSC) 20 is associated with 3G network, then system server 10 adds video phone service in user's the feature list to, and replaces this user's 2G mobile number (step 5) with local 3G mobile number.
By defining the BS30 parameters according to 3GPP TS 22.002, interpolation or activation are at the video phone service of WCDMA network.This BS30 parameter is inserted into the MAP message " insertion subscriber data " that sends to MSC 20 from system server 10, perhaps according to this BS30 parameter of described MAP message inspection.
Local 3G mobile number replaces going to the former 2G mobile number field in the MAP message " insertion subscriber data " of MSC 20.In the mode of subscribing to, the roaming subscriber that this 3G number assignment is entered to GSM, and be exclusively used in 2G mobile network's specific IMSI scope.
Then, will be by sending to MSC 20 and inserting subscriber's profile that revised, that have the feature list that comprises the 3G mobile number, video call thereby the user can breathe out in another MAP message " insertion subscriber data " that Qi Chu upgrades.
Result as aforementioned processing, especially by inserting video phone service and replacing the 2G mobile number with local 3G mobile number, the roaming subscriber that 2G enters can carry out the exhalation video call of another 3G subscription in this network now in the time of in roaming into 3G network.
In this stage, owing in the 2G network, do not support visual telephone, therefore, entering video call and will fail this roaming 2G subscriber.This video telephone method is by having solved this problem for receiving the video call enter to the inquiry of 3G roaming number, and described inquiry to HLR 30 realizes by SMS (Short Message Service).
Fig. 2 shows the process subsequently of this mobile video telephone method in the step 6 to 13.
In vision location, there are GMSC (gateway mobile switching center) or GMSC 40, be used for initial receive or stopping entering video call (step 6) at roaming 2G subscriber to what aforementioned local 3G number carried out.GMSC 40 will send in order to carry out video call with local 3G number at the inquiry (step 7) of 2G HLR 30 to system server 10 subsequently.This inquiry comprises that MAP signaling message " transmission routing iinformation " is to obtain user's current location.
In response, system server 10 will at first be checked the mapping of local 3G number, and this number translated is this roamer's 2G mobile number.This processing comprises searches from Relational database server 10 or the IMSI (international mobile subscriber identity) of retrieval user and search or retrieve mobile number in its 2G home network according to the called number of incoming call video call.
Then, system server 10 utilizes SMS (Short Message Service) algorithm, according to the 2G mobile number, will send the inquiry of the MAP message that " sends the routing iinformation at short message " as request to 2G HLR 30, and wherein priority bit is set to " height " (step 8).2G HLR 30 will answer system server 10 these users' current visited MSC address, that is, its current location is as (the step 9) of before having been determined and having upgraded at HLR 30 places by VMSC 20.
When retrieving user's current VMSC address, system server 10 will be checked this VMSC address, so that according to the data that are stored in the Relational database server, check whether allow the service of incoming call video call in public ground mobile network (PLMN).
If the service of incoming call video call is available, then system server 10 will comprise that the MAP message of the beared information (BS30) of video call type " Provides Roaming Number " and send to VMSC 20, from wherein retrieving this user's 3G roaming number, so that transmit video call (step 10).If incoming call video call service is unavailable, then will return the have reason-code mistake of " in PLMN, not supporting this facility " by the MAP message " transmission routing iinformation " that the GMSC 40 of WCDMA network is gone in response, refuse to call out.
VMSC 20 will answer the roaming number (step 11) that system server 10 is asked.Then, system server 10 will Provide Roaming Number to the GMSC 40 of WCDMA network, and (step 12), it will utilize this 3G roaming number to call out the 2G roamer who enters successively, video call is passed to user's (step 13).
Therefore, for the roamer that 2G is entered can enjoy video phone service in the 3G mobile network, in roaming into 3G network during, the BS30 service parameter is at first added in the feature list of subscriber's profile.By inserting the BS30 parameter and replacing the roaming subscriber's that this 2G enters mobile number, so the roamer that 2G enters can carry out calling out with receiver, video with 3G this locality mobile number.
Only disclose the present invention, but the ordinary skill person of going into can be carried out various modifications and/or change to described embodiment in this area, and not break away from scope of the present invention defined in the appended claims by example.
Claims (15)
1. one kind offers the method for roaming the 2G mobile phone user the 3G mobile telephone network into from second generation 2G mobile telephone network with the mobile video telephone service in the third generation 3G mobile telephone network, said method comprising the steps of:
(a) system server that links to each other with the 2G network of setting and 3G;
(b) obtain the position of user in 3G network by system server;
(c) from the attaching position register of 2G network, obtain to have subscriber's profile of the feature list of the 2G Mobile Directory Number that comprises the user by system server;
(d) also replace the 2G Mobile Directory Number by system server by adding video phone service, the feature list of subscriber's profile is made amendment with the local Mobile Directory Number of 3G; And
(e) will be updated to subscriber's profile of the user who in step (d), has revised at subscriber's profile of the user at the mobile switching centre of 3G network place by system server, thereby make user's video call of can in 3G network, breathing out.
2. mobile video telephone method according to claim 1 is characterized in that: described step (b) comprises by mobile switching centre determines the position of user in 3G network, at the system server place described customer location is upgraded then.
3. mobile video telephone method according to claim 2 is characterized in that: described step (b) comprises by system server tests to user's identity according to the international mobile subscriber identity IMSI related with it subsequently.
4. mobile video telephone method according to claim 2 is characterized in that: described step (b) comprises by system server to be upgraded described customer location at the attaching position register place subsequently.
5. mobile video telephone method according to claim 1 is characterized in that: described step (d) comprises by activating video phone service in the feature list that its service parameter is added on subscriber's profile.
6. mobile video telephone method according to claim 5, it is characterized in that: the service parameter in the step (d) is inserted into from system server sends to the mobile access protocol MAP message " insertion subscriber data " of mobile switching centre, perhaps according to the described service parameter of described message inspection.
7. mobile video telephone method according to claim 1 is characterized in that: carry out described step (b) to step (e) during the user roams in the 3G network.
8. according to the described mobile video telephone method of one of claim 1 to 7, it is characterized in that may further comprise the steps:
(f) when the user is carried out video call, send inquiry to attaching position register to described customer location by system server; And
(g) provide described customer location by attaching position register to system server, thus, system server can obtain user's roaming number so that transmit described video call.
9. mobile video telephone method according to claim 8 is characterized in that: the inquiry in the step (f) comprises the request of transmission based on the routing iinformation of the Short Message Service of 2G Mobile Directory Number.
10. mobile video telephone method according to claim 8 is characterized in that: described customer location is included in the address at mobile switching centre place.
11. mobile video telephone method according to claim 10 is characterized in that: the inquiry from attaching position register in the step of search address (f) comprises:
From system server, obtain user's international mobile subscriber identity IMSI and based on the 2G Mobile Directory Number of the called number of described video call; And
Mobile access protocol MAP message " is sent the routing iinformation at short message " send to attaching position register.
12. according to the described mobile video telephone method of one of claim 1 to 7, it is characterized in that described system server comprises: signal server is used for relaying roaming signaling message; Application server is used for collecting relevant information from the roaming signaling message, the applied logic of operation signaling parameter operation, at call routing information, the signaling message of 2G network is gone in imitation, and with the 3G network cooperation so that carry out video incoming call route; And database server, the information that is used to store the 2G network.
13. mobile video telephone method according to claim 12 is characterized in that: described signal server supports the SS7 of 3GPP TS29.002 compatibility to move access protocol MAP stack, so that the decoding signaling message.
14. according to the described mobile video telephone method of one of claim 1 to 7, it is characterized in that: the local Mobile Directory Number of the 3G in the described step (d) is exclusively used in the specific international mobile subscriber identity IMSI scope of described 2G network.
15. according to the described mobile video telephone method of one of claim 1 to 7, it is characterized in that: the local Mobile Directory Number of the 3G in the described step (d) replaces the 2G Mobile Directory Number field in the mobile access protocol MAP message " insertion subscriber data ", and described mobile access protocol MAP message " insertion subscriber data " is used in step (e) subscriber's profile that mobile switching centre locates being updated to subscriber's profile of having revised.
Applications Claiming Priority (2)
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|---|---|---|---|
| HK05102457.7 | 2005-03-22 | ||
| HK05102457A HK1081069A2 (en) | 2005-03-22 | 2005-03-22 | Mobile video telephony method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1838825A CN1838825A (en) | 2006-09-27 |
| CN1838825B true CN1838825B (en) | 2010-09-22 |
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| CN2005101140819A Expired - Fee Related CN1838825B (en) | 2005-03-22 | 2005-10-18 | Mobile video telephone method |
Country Status (4)
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| CN (1) | CN1838825B (en) |
| GB (1) | GB2424548B (en) |
| HK (1) | HK1081069A2 (en) |
| TW (1) | TWI384896B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101498908B1 (en) * | 2008-02-01 | 2015-03-06 | 삼성전자 주식회사 | System and Method for profiling Remote User Interface |
| CN102131069B (en) * | 2010-11-25 | 2013-01-23 | 华为技术有限公司 | Video call method and system as well as terminal and mobile switching center |
| US10165495B1 (en) * | 2017-06-22 | 2018-12-25 | Microsoft Technology Licensing, Llc | Connectivity using a geographic phone number |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1348664A (en) * | 1999-02-24 | 2002-05-08 | 诺基亚移动电话有限公司 | Telecommunication services identification in a gateway |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19524704C2 (en) * | 1995-07-10 | 2000-09-07 | Sel Alcatel Ag | Videophone |
| US6230005B1 (en) * | 1998-10-01 | 2001-05-08 | Nokia Telecommunications, Oy | Method and apparatus for providing overlay to support third generation cellular services |
| US6567666B2 (en) * | 1998-12-02 | 2003-05-20 | Infineon Technologies North America Corp. | Forward link inter-generation soft handoff between 2G and 3G CDMA systems |
| GB9919852D0 (en) * | 1999-08-20 | 1999-10-27 | Lucent Technologies Inc | Location area identifier with core network identity field |
| CA2330710A1 (en) * | 2000-02-09 | 2001-08-09 | Lucent Technologies Inc. | Relay service control feature to enable mobile subscribers to access services in 3g wireless networks |
| GB2359451A (en) * | 2000-02-15 | 2001-08-22 | Motorola Inc | Communication network including a virtual terminal |
| US20050026561A1 (en) * | 2001-04-13 | 2005-02-03 | Dan Shklarsky | Third generation (3g) mobile service over catv network |
| GB0128220D0 (en) * | 2001-11-24 | 2002-01-16 | Koninkl Philips Electronics Nv | Location based delivery of service data |
| US6765891B2 (en) * | 2002-04-03 | 2004-07-20 | Nokia Corporation | Method and apparatus providing for the immediate start of 3G measurements in dedicated mode on a cell with a packet broadcast control channel |
| US7116970B2 (en) * | 2002-05-31 | 2006-10-03 | Lucent Technologies Inc. | Selection of networks between WLAN and 2G/3G networks based on user and provider preferences |
| AU2002321009A1 (en) * | 2002-07-23 | 2004-03-03 | Siemens Aktiengesellschaft | Method for supplying circuit-switched data services in a mobile radio network |
| ITMI20021724A1 (en) * | 2002-08-01 | 2004-02-02 | Siemens Mobile Comm Spa | CONTROLLER FOR GSM AND 3G BASE RADIO STATIONS IN ONE CORE |
| KR100522782B1 (en) * | 2003-02-07 | 2005-10-20 | 고환 진 | The system for connecting between CDMA/IMT-2000 mobile phone and memory device |
| FI115104B (en) * | 2003-07-22 | 2005-02-28 | Teliasonera Finland Oyj | A method for unifying the subscriber's service entity |
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2005
- 2005-03-22 HK HK05102457A patent/HK1081069A2/en not_active IP Right Cessation
- 2005-09-29 GB GB0519801A patent/GB2424548B/en not_active Expired - Fee Related
- 2005-10-13 TW TW094135688A patent/TWI384896B/en not_active IP Right Cessation
- 2005-10-18 CN CN2005101140819A patent/CN1838825B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1348664A (en) * | 1999-02-24 | 2002-05-08 | 诺基亚移动电话有限公司 | Telecommunication services identification in a gateway |
Also Published As
| Publication number | Publication date |
|---|---|
| GB0519801D0 (en) | 2005-11-09 |
| TWI384896B (en) | 2013-02-01 |
| GB2424548A (en) | 2006-09-27 |
| HK1081069A2 (en) | 2006-05-04 |
| CN1838825A (en) | 2006-09-27 |
| TW200635395A (en) | 2006-10-01 |
| GB2424548B (en) | 2008-02-13 |
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Granted publication date: 20100922 Termination date: 20181018 |