CN101437027B - Method and system for detecting terminal compatibility, and access gateway control function entity - Google Patents
Method and system for detecting terminal compatibility, and access gateway control function entity Download PDFInfo
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- CN101437027B CN101437027B CN2008101828856A CN200810182885A CN101437027B CN 101437027 B CN101437027 B CN 101437027B CN 2008101828856 A CN2008101828856 A CN 2008101828856A CN 200810182885 A CN200810182885 A CN 200810182885A CN 101437027 B CN101437027 B CN 101437027B
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Abstract
The embodiment of the invention discloses a method and a system for detecting compatibility of a terminal and an access gateway control functional entity. The method comprises: the access gateway control functional entity receives a terminal compatibility detection request sent by an application server in an IP multimedia subsystem; after starting the terminal detection function of an integrated service digital network, the access gateway control functional entity acquires detection result information according to terminal capacity information reported by a terminal in the integrated service digital network; and the access gateway control functional entity reports the detection result information to the application server. With the method provided by the embodiment of the invention, the detection of compatibility of a terminal of the integrated service digital network can be realized in the IP multimedia subsystem framework.
Description
Technical field
The present invention relates to communication field, relate in particular to method, system and access gateway control function entity that terminal transparency detects.
Background technology
ISDN (Integrated Services Digital Network, integrated services digital network) can providing end to end, numeral connects, be used for supporting to comprise speech and non-voice multiple telecommunication service, ISDN can absorb, the business of comprehensive existing various public networks, and with the various communication services of the unified processing of digital form, as long as be provided with ISDN Switching Module that can continue with various communication networks and the user-network interface that standard is provided, the user just can utilize various communication mediums to communicate by a subscribers feeder.
IMS (IP Multimedia Subsystem, IP Multimedia System) is introduced by 3GPP (3rd GenerationPartnership Project, 3G partner program), and purpose is that the experience with Internet is incorporated into the mobile network, in conjunction with both advantages.Existing P STN (Public Switched Telephone Network, public switched telephone network (PSTN)) network, PLMN (Public Land Mobile Network, public land moves switching network) the evolution direction of network and isdn network is IMS, the IMS network is the basis of following unified core net.
Isdn network is a digital network end to end, the coded system and the capability set that require to send terminal and receiving terminal will be consistent, the diversified business function that while isdn network side provides, compatibility to terminal has higher requirement, all business functions that isdn user's terminal not necessarily can both the network enabled side provides are so the isdn network side must be understood the coded system and the capability set of terminal and carry out compliance check.
The inventor is in realizing process of the present invention, and there are the following problems at least to find prior art:
After inserting the isdn user in the IMS network, the order that the IMS network side server sends may can't be carried out because terminal is incompatible.
Summary of the invention
The embodiment of the invention provides a kind of method, system and access gateway control function entity of terminal transparency detection, can realize checking the compatibility of ISDN terminal under the IMS framework.
On the one hand, the method that the embodiment of the invention provides a kind of terminal transparency to detect comprises:
Access gateway control function entity receives the terminal transparency that application server sends in the IP Multimedia System and detects request;
Described terminal transparency is detected the form that the form of asking is mapped as message transmission in the integrated services digital network;
Behind the terminal measuring ability in the access gateway control function entity startup integrated services digital network, the terminal ability information according to terminal to report in the described integrated services digital network obtains testing result information;
With the described testing result information mapping form that is message transmission in the described IP Multimedia System;
Access gateway control function entity reports described testing result information to described application server.
On the other hand, the embodiment of the invention provides a kind of access gateway control function entity, comprising:
Receiver module is used for receiving the terminal transparency detection request that the IP Multimedia System application server sends;
First mapping block is used for described terminal transparency is detected the form that the form of asking is mapped as the integrated services digital network message transmission;
Acquisition module, after being used for starting the terminal measuring ability of described integrated services digital network, the terminal ability information according to terminal to report in the described integrated services digital network obtains testing result information;
Second mapping block, the form that to be used for described testing result information mapping be described IP Multimedia System message transmission;
Sending module is used for reporting described testing result information to described application server.
The embodiment of the invention provides a kind of application server, is positioned at IP Multimedia System, comprising:
Sending module, be used for sending terminal transparency and detect request to access gateway control function entity, behind the terminal measuring ability in the described access gateway control function entity startup integrated services digital network, and, obtain testing result information according to the terminal ability information of terminal to report in the described integrated services digital network;
Receiver module is used to receive the described testing result information that described access gateway control function entity reports.
The system that the embodiment of the invention also provides a kind of terminal transparency to detect comprises: application server and access gateway control function entity;
Described application server is positioned at IP Multimedia System, comprises sending module, is used for sending terminal transparency to described access gateway control function entity and detects request; Receiver module is used to receive the testing result information that described access gateway control function entity sends;
Described access gateway control function entity comprises receiver module, is used for receiving the terminal transparency detection request that the IP Multimedia System application server sends; First mapping block is used for described terminal transparency is detected the form that the form of asking is mapped as the integrated services digital network message transmission; Acquisition module, after being used for starting the terminal measuring ability of integrated services digital network, the terminal ability information according to terminal to report in the described integrated services digital network obtains testing result information; Second mapping block, the form that to be used for described testing result information mapping be described IP Multimedia System message transmission; Sending module is used for reporting described testing result information to described application server.
Compared with prior art, the embodiment of the invention has the following advantages:
The method that the embodiment of the invention provides, detect request by the compatibility that will transmit in the IP Multimedia System and be mapped as the corresponding compatible request that detects in the integrated services digital network, start the terminal measuring ability of integrated services digital network, and with testing result be mapped as can be in IP Multimedia System information transmitted, the compatibility of notice application server terminal.Realized under the IMS framework, checking the compatibility of ISDN terminal thus.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the method flow diagram that terminal transparency detects in the embodiment of the invention;
Fig. 2 is the method flow diagram that terminal transparency detects in another embodiment of the present invention;
Fig. 3 is the method flow diagram that terminal transparency detects in another embodiment of the present invention;
Fig. 4 is the schematic diagram of access gateway control function entity in the embodiment of the invention;
Fig. 5 is the schematic diagram of application server in the embodiment of the invention;
Fig. 6 is the schematic diagram of terminal transparency detection system in the embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
The embodiment of the invention provides a kind of method, system and access gateway control function entity of terminal transparency detection, can realize checking the compatibility of ISDN terminal under the IMS framework.
Method, system and access gateway control function entity that the terminal transparency that the embodiment of the invention is provided below in conjunction with the drawings and specific embodiments detects are elaborated.
The method that the embodiment of the invention provides a kind of terminal transparency to detect as shown in Figure 1, comprising:
Step S101, access gateway control function entity receive the terminal transparency that application server sends in the IP Multimedia System and detect request; When the application server that concrete can be is arranged in IP Multimedia System is known isdn network lateral terminal compatible at needs, send the compatible request that detects to access gateway control function entity, compatible detected field is carried in this request.CCBS (the Completion of Communication sessions to Busy Subscriber in using the ISDN business for example, meet busy callings that continue to finish) during business, application server need be known the compatibility information of calling terminal and terminal called, to guarantee normal conversation.
Behind the terminal measuring ability in step S102, the access gateway control function entity startup integrated services digital network,, obtain testing result information according to the terminal ability information of terminal to report in the integrated services digital network; Concrete, after this compatibility that receives access gateway control function entity detects and asks, this compatibility is detected the form that request is mapped as information in the integrated services digital network, the process of concrete mapping is as follows: according to first mapping relations that preset in the database is the mapping relations of information format in information format and the integrated services digital network in the IP Multimedia System, inquire about this compatibility and detect corresponding information format when asking in integrated services digital network, to transmit, the compatibility in this IP Multimedia System is detected request be mapped as corresponding information in the integrated services digital network.These first mapping relations that preset can show as tabular form, and the information requested form is the A form in the IP Multimedia System if receive, and then the format conversion that will ask is the B form of information use in the integrated services digital network corresponding with A in the tabulation.Be mapped as in the integrated services digital network behind the information transmitted form, can in integrated services digital network, terminal send request, start the existing terminal measuring ability of integrated services digital network.
Step S103, access gateway control function entity report testing result information to application server.According to second mapping relations that preset, be the form of message transmission in the IP Multimedia System with the testing result information mapping.These second mapping relations that preset can be stored in the local data base with tabular form.Wherein, this testing result information can be the terminal ability information of terminal transmission, also can be the compatibility information that obtains according to this terminal ability information.Just, access gateway control function entity is behind the terminal ability information that receives the terminal transmission, can be directly the form of this terminal ability information is mapped as the form of message transmission in the IP Multimedia System and is reported to application server, the quantity of the testing result information that report this moment be identical with terminal quantity; Also can analyze the terminal ability information that receives, draw the compatibility information of terminal after, the form of this information is mapped as the form of message transmission in the IP Multimedia System and is reported to application server, the quantity of the testing result information that report this moment is one.
When the testing result information of application server reception is terminal ability information, need analyze it, obtain the compatibility information of terminal.
The method that the embodiment of the invention provides by the mapping relations that preset, is carried out stylistic mapping with information transmitted among information transmitted among the IMS and the ISDN, makes the application server that is arranged in IMS can know the compatibility information that is arranged in the ISDN terminal.
Below by the embodiment of the invention method that terminal transparency detects is elaborated, detailed process comprises as shown in Figure 2:
AS in step S201, the IMS network (Application Server, application server) sends terminal transparency to AGCF and detects request, carries compatible detected field in this request, is used to indicate this request to be used to obtain the compatibility information of terminal;
This compatibility detected field uses XML (eXtensible Markup Language, extend markup language) body to represent that the content example is as follows:
And this XML body can also carry BC (Bearer capability, bearing capacity), and the information of HLC relevant terminal transparencies such as (High level compatibility, High Layer Compatibilities) is so that the content of clearer and more definite compatibility information.Wherein this terminal transparency message is information transmitted in the IMS network, and its form meets the related protocol of IMS network.
Step S202, AGCF start terminal transparency measuring ability in the isdn network after receiving this terminal transparency detection request.AGCF is according to first mapping relations that preset, the request form that transmits in the ISM network is mapped as corresponding transformat in the isdn network, making this terminal transparency detect request can transmit in isdn network, after this can be according to the flow startup terminal transparency testing process of existing EN 300196-1 sub-clause 10.3 standard definitions.The process of concrete mapping is as follows: according to first mapping relations that preset in the database is the mapping relations of information format in information format and the integrated services digital network in the IP Multimedia System, inquire about this compatibility and detect corresponding information format when asking in integrated services digital network, to transmit, the compatibility in this IP Multimedia System is detected request be mapped as corresponding information in the integrated services digital network.These first mapping relations that preset can show as tabular form, and the information requested form is the A form in the IP Multimedia System if receive, and then the format conversion that will ask is the B form of information use in the integrated services digital network corresponding with A in the tabulation.Be mapped as in the integrated services digital network behind the information transmitted form, can in integrated services digital network, terminal send request, start the existing terminal measuring ability of integrated services digital network.
Behind the terminal ability information that step S203, AGCF receiving terminal are replied, analyze this terminal ability information, obtain the compatibility of terminal.AGCF, analyzes the compatibility information that obtains terminal, and then knows the compatibility information of whole terminal as compatible type of terminal and busy degree etc. according to this terminal ability information.
Step S204, AGCF are mapped as the form of message transmission in the IP Multimedia System according to second mapping relations that preset with the form of this compatibility information, and the compatibility information after the mapping uses XML body field to represent that the particular content example is as follows:
Wherein, Result label value definition:
CompatFreeBFree: compatible idle, channel idle, expression has non-occupied terminal, and compliance check passes through, and idle channel is arranged.
CompatBusyBFree: compatible busy, channel idle is represented no non-occupied terminal, but has the terminal transparency inspection to pass through, and channel idle is arranged.
UncompatBFree: all terminals are incompatible, and channel idle is represented that all terminals are incompatible, but channel idle is arranged.
CompatFreeBBusy: compatible idle, channel busy, expression has non-occupied terminal, and compliance check passes through, but does not have idle channel.
CompatBusyBBusy: compatible busy, channel busy is represented no non-occupied terminal, but has the terminal transparency inspection to pass through, and does not have idle channel.
UncompatBBusy: all terminals are incompatible, and channel busy represents that all terminals are incompatible, does not also have channel idle.
Step S205, the AGCF compatibility information after AS sends mapping.Certainly, AGCF also can directly send to AS with terminal ability information, checks the compatibility of terminal by AS, and during this kind situation, the information content among the above-mentioned steps S203 after the mapping is:
Wherein, Result label value definition:
CompatibleAndFree: compatibility, and idle
CompatibleAndBusy: compatibility, but not idle
Incompatible: incompatible.
Process during below with realization CCBS business under the IMS framework is an example, describes the method that the embodiment of the invention provides in detail.
The CCBS business is a widely used ISDN business, this professional particular content is as follows: the calling subscriber is in calling procedure, when running into called subscriber busy, if the calling subscriber has activated the CCBS business, then network side server will monitor called subscriber's state.When called subscriber's free time (maybe can reply), the network side server subscriber call, and judge whether call establishment according to the calling and called state of user, the calling subscriber needn't be made a call again.Concerning the isdn user, called subscriber's network side is called out and is discharged, and start before the idle notice of CCBS, need make compliance check to called user terminal, avoid occurring call subscriber terminal, called user terminal in the subsequent voice calls process and be provided with incompatible and situation can't normal talking.Same, calling subscriber's network side receives that called subscriber's network side sends free time also needs terminal is done compliance check during notice, and the processing of process and called subscriber's network side is similar.Detailed process comprises as shown in Figure 3:
Step S301, under the situation that starts the CCBS business, after called user terminal discharged and to see calling, application server AS sent INFO to access gateway control function entity AGCF.This INFO is used to notify access gateway control function entity to carry out the compatibility detection to called user terminal, and whether terminal called for confirmation and calling terminal be compatible, and whether the channel of terminal called is idle.This INFO form belongs to information transmitted form in the ISM network, and carries compatible detected field, and this field uses XML body to represent.
Step S302, AGCF are mapped as this INFO the Facility message of transmitting in the isdn network.Concrete, after AGCF received INFO, according to first mapping relations that preset, the information format that inquires after the mapping was the Facility message of transmitting in the isdn network.
Step S303, the AGCF terminal UE in isdn network sends and is used for the Facility message that terminal transparency detects.
The Facility message of the carried terminal ability information that step S304, AGCF receiving terminal are replied.
Step S305, AGCF are INFO in the IMS system with the Facility message maps of this carried terminal ability information.Concrete, according to second mapping relations that preset, be INFO with the Facility message maps, simultaneously terminal ability information is used XML body field to represent, and be carried in the INFO after the mapping.
Step S306, AGCF send the INFO of carried terminal ability information to AS.
Step S307, AS analyze the compatibility of terminal called according to the INFO of carried terminal ability information.
In the above-mentioned steps, Facility message after the mapping be sent to all terminals in the isdn network, all terminals in the isdn network are all replied the Facility message of carried terminal ability information to AGCF then, and this moment, the Facility message number of carried terminal ability information was identical with terminal quantity; The Facility message of these a plurality of carried terminal ability information all is mapped as corresponding INFO, and promptly AGCF is a plurality of to the INFO that AS sends.After above-mentioned steps S304, AGCF can also be according to the Facility message of a plurality of carried terminal ability information, get access to the compatibility information of all terminals in the isdn network, this compatibility information is mapped as in the IMS network behind the information transmitted form, send to AS, this moment, AS directly received the compatibility that this compatibility information can be known each terminal.
Pass through above-mentioned steps, detect request by the compatibility that will transmit in the IP Multimedia System and be mapped as the corresponding compatible request that detects in the integrated services digital network, start the terminal measuring ability of integrated services digital network, and with testing result be mapped as can be in IP Multimedia System information transmitted, notify the compatibility of application server terminal, realized under the IMS framework, checking the compatibility of ISDN terminal thus.
The embodiment of the invention also provides a kind of access gateway control function entity, as shown in Figure 4, comprising:
Receiver module 410 is used for receiving the terminal transparency detection request that the IP Multimedia System application server sends;
Acquisition module 420, after being used for starting the terminal measuring ability of described integrated services digital network, the terminal ability information according to terminal to report in the described integrated services digital network obtains testing result information;
Sending module 430 is used for reporting described testing result information to described application server.
This access gateway control function entity also comprises:
First mapping block 440 is used for described terminal transparency is detected the form that the form of asking is mapped as the integrated services digital network message transmission;
Second mapping block 450, the form that to be used for described testing result information mapping be described IP Multimedia System message transmission.
This access gateway control function entity also comprises:
Analysis module 460 is used for the terminal ability information of described integrated services digital network terminal to report is analyzed, and obtains compatibility information.
The device that the embodiment of the invention provides by the mapping relations that preset, carries out stylistic mapping with information transmitted among information transmitted among the IMS and the ISDN, makes the application server that is arranged in IMS can know the compatibility information that is arranged in the ISDN terminal.
The embodiment of the invention also provides a kind of application server, is positioned at IP Multimedia System, as shown in Figure 5, comprising:
Sending module 510, be used for sending terminal transparency and detect request to access gateway control function entity, after starting terminal measuring ability in the described integrated services digital network for described access gateway control function entity, and, obtain testing result information according to the terminal ability information of terminal to report in the described integrated services digital network;
This application server also comprises: compatibility analysis module 530, when the testing result information that is used for reporting when described access gateway control function entity is terminal ability information, analyze described terminal ability information, and obtain the compatibility information of terminal.
The application server that the embodiment of the invention provides, detect request by sending terminal transparency to access gateway control function entity, make the terminal measuring ability in the access gateway control function entity startup integrated services digital network, and, obtain testing result information according to the terminal ability information of terminal to report in the integrated services digital network.Be arranged in the IP Multimedia System application server thus and can know the compatibility information of integrated services digital network terminal, carry out smoothly with the order of guaranteeing to send.
The system that the embodiment of the invention also provides a kind of terminal transparency to detect, as shown in Figure 6, application server 610 and access gateway control function entity 620;
This application server 610 is positioned at IP Multimedia System, is used for sending terminal transparency to described access gateway control function entity 620 and detects request; And receive the testing result information that described access gateway control function entity 620 sends;
This access gateway control function entity 620 is used for receiving the terminal transparency detection request that IP Multimedia System application server 510 sends; After starting the terminal measuring ability in the described integrated services digital network, the terminal ability information according to terminal to report in the described integrated services digital network obtains testing result information; Report described testing result information to described application server 610.
Above-mentioned access gateway control function entity 620 also is used to analyze described terminal ability information, and the compatibility information of the terminal obtained is sent to described application server.
The method that the embodiment of the invention provides, system and access gateway control function entity, detect request by the compatibility that will transmit in the IP Multimedia System and be mapped as the corresponding compatible request that detects in the integrated services digital network, start the terminal measuring ability of integrated services digital network, and with testing result be mapped as can be in IP Multimedia System information transmitted, the compatibility of notice application server terminal.Thus at isdn network in the process of unified IMS network evolution, realized under the IMS framework, make the state that network side AS can the perception ISDN terminal, for isdn network to the IMS network evolution mechanism that provides the foundation.
Through the above description of the embodiments, those skilled in the art can be well understood to the present invention and can realize by hardware, also can realize by the mode that software adds necessary general hardware platform.Based on such understanding, technical scheme of the present invention can embody with the form of software product, it (can be CD-ROM that this software product can be stored in a non-volatile memory medium, USB flash disk, portable hard drive etc.) in, comprise some instructions with so that computer equipment (can be personal computer, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.
More than disclosed only be several specific embodiment of the present invention, still, the present invention is not limited thereto, any those skilled in the art can think variation all should fall into protection scope of the present invention.
Claims (10)
1. the method that terminal transparency detects is characterized in that, comprising:
Access gateway control function entity receives the terminal transparency that application server sends in the IP Multimedia System and detects request;
Described terminal transparency is detected the form that the form of asking is mapped as message transmission in the integrated services digital network;
Behind the terminal measuring ability in the described access gateway control function entity startup integrated services digital network, the terminal ability information according to terminal to report in the described integrated services digital network obtains testing result information;
With the described testing result information mapping form that is message transmission in the described IP Multimedia System;
Described access gateway control function entity reports described testing result information to described application server.
2. the method for claim 1, it is characterized in that, the terminal transparency that application server sends in the described IP Multimedia System detects request and carries compatible detected field, described compatible detected field uses extend markup language to represent, is used for starting the terminal measuring ability of described integrated services digital network.
3. the method for claim 1 is characterized in that, and is described after described application server reports described terminal ability information when described testing result information is terminal ability information, also comprises:
Described application server is analyzed described terminal ability information, obtains the compatibility information of terminal.
4. as each described method of claim 1 to 3, it is characterized in that, when described testing result information is terminal transparency information, described terminal ability information according to terminal to report in the described integrated services digital network, obtain testing result information, comprise: analyze described terminal ability information, obtain the compatibility information of described terminal, with described compatibility information as testing result information.
5. an access gateway control function entity is characterized in that, comprising:
Receiver module is used for receiving the terminal transparency detection request that the IP Multimedia System application server sends;
First mapping block is used for described terminal transparency is detected the form that the form of asking is mapped as the integrated services digital network message transmission;
Acquisition module after being used for starting the terminal measuring ability of described integrated services digital network, according to the terminal ability information of terminal to report in the integrated services digital network, obtains testing result information;
Second mapping block, the form that to be used for described testing result information mapping be described IP Multimedia System message transmission;
Sending module is used for reporting described testing result information to described application server.
6. access gateway control function entity as claimed in claim 5 is characterized in that, also comprises:
Analysis module is used for the terminal ability information of described integrated services digital network terminal to report is analyzed, and obtains compatibility information.
7. an application server is arranged in IP Multimedia System, it is characterized in that, comprising:
Sending module, be used for sending terminal transparency and detect request to access gateway control function entity, behind the terminal measuring ability in the described access gateway control function entity startup integrated services digital network, and, obtain testing result information according to the terminal ability information of terminal to report in the described integrated services digital network;
Receiver module is used to receive the described testing result information that described access gateway control function entity reports.
8. application server as claimed in claim 7 is characterized in that, also comprises:
The compatibility analysis module when testing result information that is used for reporting when described access gateway control function entity is terminal ability information, is analyzed described terminal ability information, obtains the compatibility information of terminal.
9. the system that terminal transparency detects is characterized in that, comprising: application server and access gateway control function entity;
Described application server is positioned at IP Multimedia System, comprises sending module, is used for sending terminal transparency to described access gateway control function entity and detects request; Receiver module is used to receive the testing result information that described access gateway control function entity sends;
Described access gateway control function entity comprises receiver module, is used for receiving the terminal transparency detection request that the IP Multimedia System application server sends; First mapping block is used for described terminal transparency is detected the form that the form of asking is mapped as the integrated services digital network message transmission; Acquisition module, after being used for starting the terminal measuring ability of integrated services digital network, the terminal ability information according to terminal to report in the described integrated services digital network obtains testing result information; Second mapping block, the form that to be used for described testing result information mapping be described IP Multimedia System message transmission; Sending module is used for reporting described testing result information to described application server.
10. system as claimed in claim 9 is characterized in that, described access gateway control function entity also is used to analyze described terminal ability information, and the compatibility information of the terminal obtained is sent to described application server.
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1238895A (en) * | 1996-09-30 | 1999-12-15 | 夸尔柯姆股份有限公司 | Cellular telephone interface system for AMPS and CDMA data services |
| CN1750667A (en) * | 2005-10-13 | 2006-03-22 | 中国移动通信集团公司 | Method for obtaining updating power information of mobile terminal |
| CN101217799A (en) * | 2008-01-17 | 2008-07-09 | 中兴通讯股份有限公司 | A method and base station compatible with abnormal terminals |
| CN101217604A (en) * | 2004-09-07 | 2008-07-09 | 华为技术有限公司 | A packet domain service signal processing system and the corresponding method |
| CN101282339A (en) * | 2008-05-16 | 2008-10-08 | 华为技术有限公司 | Capability negotiation method for flow medium system, data transmission method as well as related equipment |
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2008
- 2008-12-11 CN CN2008101828856A patent/CN101437027B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1238895A (en) * | 1996-09-30 | 1999-12-15 | 夸尔柯姆股份有限公司 | Cellular telephone interface system for AMPS and CDMA data services |
| CN101217604A (en) * | 2004-09-07 | 2008-07-09 | 华为技术有限公司 | A packet domain service signal processing system and the corresponding method |
| CN1750667A (en) * | 2005-10-13 | 2006-03-22 | 中国移动通信集团公司 | Method for obtaining updating power information of mobile terminal |
| CN101217799A (en) * | 2008-01-17 | 2008-07-09 | 中兴通讯股份有限公司 | A method and base station compatible with abnormal terminals |
| CN101282339A (en) * | 2008-05-16 | 2008-10-08 | 华为技术有限公司 | Capability negotiation method for flow medium system, data transmission method as well as related equipment |
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| CN101437027A (en) | 2009-05-20 |
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