CN103747002A - Communication terminal capacity management system and terminal capacity management method - Google Patents
Communication terminal capacity management system and terminal capacity management method Download PDFInfo
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- CN103747002A CN103747002A CN201410020550.XA CN201410020550A CN103747002A CN 103747002 A CN103747002 A CN 103747002A CN 201410020550 A CN201410020550 A CN 201410020550A CN 103747002 A CN103747002 A CN 103747002A
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Abstract
The invention provides a communication terminal capacity management system and a terminal capacity management method. The communication terminal capacity management system comprises a terminal capacity collecting unit, a terminal capacity knowledge base, a terminal capacity management unit and an internal conversation control and business unit. The technical scheme essentially provides a whole set of solution for measuring, collecting, managing, sharing and issuing the terminal capacity; the terminal capacity collecting unit obtains the capacity information of a terminal and writes the information into the terminal capacity knowledge base, further the aims of querying the capacities of other terminals by one terminal and performing the most effective business organization among the terminals according to the inquired terminal capacities are realized by the terminal capacity management unit and the internal conversation control and business unit, the successful rate of effective business establishing of multimedia conversation communication among multiple parties is improved by truly using the capacity information of the terminal equipment, and the communication terminal capacity management system and the terminal capacity management method are particularly suitable for emergency communication.
Description
Technical field
The present invention relates to emergency communication technical field, relate in particular to a kind of communication terminal competence management system and terminal capability management method.
Background technology
SIP (Session Initiation Protocol) is the signaling control protocol of an application layer, for creating, revise and discharge one or more participants' session.These sessions can be Internet multimedia conferencing, IP phone or multimedia delivery.The participant of session can communicate by multicast (multicast), netted clean culture (unicast) or both mixtures.Session Initiation Protocol has defined 6 request messages and 6 response messages.Definition 6 request messages respectively: invite (INVITE), confirm (ACK), goodbye (BYE), cancel (CANCEL), select (OPTIONS) and register (REGISTER).Wherein, INVITE is used for inviting user or application program to add certain session, is equivalent to the Setup message in call signaling; ACk has received that for confirming client computer this message only supports the use with INVITE about the final response of INVITE request; BYE is used to indicate call release, can be sent by calling party or callee, and either party should stop sending Media Stream to the opposing party who initiates BYE request after receiving BYE; CANCEL is used for cancelling a still uncompleted request; OPTIONS, for inquiring the ability of server, comprises user's busy-idle condition information; Before being used for making a call, RFC3216 can send this message to confirm whether network entity supports certain message or certain ability.Wherein, SIP is called user agent UA (UserAgent) by terminal use, requesting party is called user agent client UAC (UserAgentClient, user agent client), Requested Party is called subscriber proxy server UAS (UserAgentserver, subscriber proxy server), UAC is responsible for initiating SIP call request, UAS receives the request of UAC and is responsible for that it is made to response and (accepts, refusal or redirected), OPTIONS allows a UA to inquire about the ability of another one UA or service end, pass through the method, the ability that sip terminal can inquiry service end provides, and service end also can inquiry terminal ability.
Figure 1 shows that the message flow of OPTIONS method, specific as follows:
1, the OPTIONS request of a UA proposition inquiry terminal ability:
OPTIONS?sip:user@carrier.com?SIP/2.0
Via:SIP/2.0/UDP?cavendish.kings.cambridge.edu.uk
;branch=z9hG4bK1834
Max-Forwards:70
To:<sip:wiliamhopkins@cam.ac.uk>
From:J.C.Maxwell<sip:james.maxwell@kings.cambridge.edu.uk>
;tag=34
Call-ID:747469e729acd305
CSeq:29OPTIONS
Content-Length:0
2, the terminal that is queried ability provides the OPTIONS response of above-mentioned OPTIONS request:
SIP/2.0200OK
Via:SIP/2.0/UDP?cavendish.kings.cambridge.edu.uk;tag=512A6
;branch=z9hG4bK0834;received=192.0.0.2
To:<sip:wiliamhopkins@cam.ac.uk>;tag=432
From:J.C.Maxwell<sip:james.maxwell@kings.cambridge.edu.uk>
;tag=34
Call-ID:747469e729acd305
CSeq:29?OPTIONS
Contact:<sip:william@tutors.cam.ac.uk>;audio;video
Allow:INVITE,OPTIONS,ACK,BYE,CANCEL,REFER
Supported:ice,join
Accept-Language:en,de,fr
Content-Type:application/sdp
Content-Length:170
v=0
o=jc?2590845378?2590945578IN?IP4tutors.cam.ac.uk
s=-
c=IN?IP4tutors.cam.ac.uk
t=0?0
m=audio?32852?RTP/AVP?96?0
a=rtpmap:96?SPEEX/8000
a=rtpmap:0?PCMU/8000
m=video?82852?RTP/AVP?34
a=rtpmap:34?H263/90000
From OPTIONS response, can find out, terminal support media kind and encoding and decoding comprise: voice (SPEEX and PCMU), video (H263/90000); The professional ability of supporting comprises: ICE and JOIN; The language of supporting comprises English, French and Danish.Wherein the kind of the benchmark service ability of ietf definition and description please refer to the standard document that IETF provides.Wherein interactive connection of ICE(sets up)-Interactive Connectivity Establishment is the technology that a kind of comprehensive NAT passes through.It is a kind of framework being developed by the MMUSIC working group of IETF that interactive connection is set up, can integrate various NAT through-transmission techniques, as STUN, TURN(Traversal Using Relay NAT), RSIP(Realm Specific IP, special domain IP) etc.This framework can allow the client of SIP utilize various NAT to penetrate mode and punch long-range fire compartment wall.JOIN claims again to connect inquiry, is topmost inquiry in relational database, mainly comprises interior connection, outer connection and interconnection etc.By concatenation operator, can realize multiple table inquiries.Connection is the main feature of relational model of database, is also the sign that it is different from other categorical data base management system.
In addition, during endpoint registration, can provide terminal models by User-Agent head, through the mapping of knowledge base, terminal models can correspond to one group of software capability, for example, be a typical SIP registration request below:
REGISTER?sip:example.com.cn;transport=tcp?SIP/2.0
To:″Bob″<sip:Bob@example.com.cn;transport=tcp>
From:″Bob″<sip:Bob@example.com.cn;transport=tcp>
Contact:<sip:Bob@example.com.cn:5060;transport=tcp>;expires=3600
Supported:100rel
Allow:INVITE,OPTIONS,ACK,BYE,CANCEL,REFER
Call-ID:FMGzgc00bn3Sx321*jA+G00eJK@192.168.7.35
CSeq:1?REGISTER
Max-Forwards:70
User-Agent:MSF/8.5712
Via:SIP/2.0/TCP?192.168.7.35:5060;
branch=z9hG4bKFMGzgc00bn3Sz321_jA+G00eJK;rport;alias
Content-Length:0
The value of noting User-Agent header field, MSF/8.5712 is the software model of this terminal.
But Session Initiation Protocol framework does not provide the shared standard of a set of terminal capability and unified capacity of equipment to describe grammer, make the ability of obtaining target terminal that other terminal or third party application cannot be real-time.In addition,, only by the User-Agent header field in registration request, also cannot obtain any substantial information of this terminal.
But, in emergency communication field, often need more fast, efficiently, stably to initiate media session or build business function, and to reach this purpose, service end or Service control terminal need the ability of real-time other terminal of grasp, thereby determine the feasibility that business builds, or select most suitable terminal to build session or business in numerous optional terminals, or the QoS that selects suitable encoding and decoding and adjust communication is to improve media communication quality.In addition, by part of media ability and the professional ability of terminal, the mode presenting with certain state is distributed to other terminal or third party's network node (as individual soldier's command system), can promote greatly the convenience that terminal use uses, or the derivative applied in any combination scene making new advances.The terminal capability here comprises network environment, hardware capabilities (resolution sizes of screen, CPU processing speed, resolution ratio of camera head etc.), media processing capacity (audio/video encoding/decoding of support), the business support ability (scheduling, meeting, instant messaging IM, Presence etc.) of terminal.Wherein presence service, make exactly to participate in entity (people or application) by the customized information of network real-time release and modification oneself, such as position, mood, connectedness (eat out, have a meeting) etc., participate in entity simultaneously and can exist by mode controls such as subscription, mandates the scope of release of information.Presence service can be notified user state information by modes such as E-mail, SMS, IM.
Therefore, need a kind of new communication terminal competence management system and terminal capability management method, to avoid above-mentioned defect.
Summary of the invention
The object of the present invention is to provide a kind of communication terminal competence management system and terminal capability management method, can be applied to emergency communication, and really utilize terminal unit ability information to improve Multimedia session and the effectively success rate of structure of business in many ways.
For addressing the above problem, the present invention proposes a kind of communication terminal competence management system, is erected at service end, comprises terminal capability collector unit, terminal capability knowledge base, terminal capability administrative unit and inner session control and business unit;
Described terminal capability collector unit is responsible for carrying out mutual and collection terminal ability information with terminal;
Described terminal capability administrative unit is in charge of the ability information of terminal and inquiry and the issuing interface of terminal ability information is provided;
Described terminal capability knowledge base is responsible for preserving the corresponding relation of terminal classified information and ability information, to provide according to the foundation of terminal classified information inquiry terminal ability information;
Described inner session control and business unit are for the work organization of each terminal between communication and each communication terminal of service end.
Further, described terminal capability collector unit is responsible for carrying out mutual and collection terminal ability information with terminal, comprising:
If the classified information of described terminal is preserved in described terminal capability knowledge base, in terminal in service end registration process, described terminal provides the classified information of self by user agent client (User-Agent) header field, the classified information that described terminal capability collector unit provides according to terminal is obtained the ability information of described terminal in terminal capability knowledge base;
If the classified information of described terminal is not preserved in described terminal capability knowledge base but described terminal is supported OPTIONS,, after described terminal succeeds in registration to service end, described terminal capability collector unit asks to collect the ability information of described terminal to described terminal initiation OPTIONS;
If described terminal and described service end are provided with self-defined communication mode, described terminal capability collector unit is by collecting the ability information of described terminal with self-defined communication;
If the classified information of described terminal is not preserved in described terminal capability knowledge base and described terminal is not supported OPTIONS, described terminal capability collector unit carries out the stage of session in terminal and described service end, records the ability information of described terminal by the mutual result of consulting of SDP.
Further, described terminal capability collector unit is updated to the xml document format of standard the terminal ability information of collecting in described terminal capability knowledge base.
Further, described terminal capability administrative unit provides third party's application, internal application and other terminal equipment to carry out the interface of the inquiry of terminal ability information and the three types of issue.
Further, described terminal capability knowledge base is relevant database or XDM server.
Further, the ability information of described terminal comprises at least one in network environment, hardware capabilities, media processing capacity and business support ability.
Further, described terminal capability collector unit obtains the network environment information of described terminal by a conversation procedure of terminal and described service end, comprising:
Described terminal capability collector unit, in described conversation procedure, collects by ICE mechanism the NAT type that described terminal adopts; And/or
Described terminal capability collector unit, in described conversation procedure, is collected network delay, shake, the packet loss information of described terminal by analytic statistics RTP/RTCP bag.
Further, described business support ability comprises scheduling, meeting, IM(instant message) and Presence at least one.
Accordingly, the present invention also provides the terminal capability management method of one of the above-mentioned communication terminal competence management system of an a kind of application, comprising:
Each terminal is registered to described service end;
The ability information of each terminal is carried out alternately and collected to described terminal capability collector unit and each terminal;
Described terminal capability administrative unit is managed the ability information of each terminal and inquiry and the issuing interface of the ability information of each terminal is provided;
Described terminal capability knowledge base is preserved the corresponding relation of terminal classified information and ability information, to provide according to the foundation of terminal classified information inquiry terminal ability information;
Described inner session control and business unit are responsible for the work organization of each terminal between communication and each terminal of service end.
Further, described terminal capability management method, also comprises:
One of them terminal is to the ability information of other at least one terminals of service end requesting query;
Described terminal capability administrative unit finds the ability information of described other at least one terminals according to the corresponding relation of described request and described terminal capability knowledge base;
Described terminal capability administrative unit is issued the ability information of described other at least one terminals that find to described one of them terminal;
Described one of them terminal receives after the ability information of described other at least one terminals, by described inner session control and business unit, selects suitable terminal in described other at least one terminals to communicate and work organization.
Compared with prior art, communication terminal competence management system provided by the invention and terminal capability management method, provide in fact a whole set of terminal capability to measure, collect, management, the solution of sharing distribution, wherein service end is by terminal capability collector unit, terminal capability knowledge base, terminal capability administrative unit and inner session control and business unit composition, terminal capability collector unit obtains the ability information of terminal and these information is write in terminal capability knowledge base, and then can realize a terminal by terminal capability administrative unit and inner session control and business unit and go to inquire about the ability of other-end and carry out the most effective work organization between terminal according to the terminal capability inquiring.Can really utilize terminal unit ability information to improve Multimedia session communication in many ways and the effectively success rate of structure of business, be particularly suitable for emergency communication.
Accompanying drawing explanation
Fig. 1 is the message flow chart of a kind of OPTIONS method under Session Initiation Protocol framework in prior art;
Fig. 2 is the configuration diagram of the communication terminal competence management system of the specific embodiment of the invention;
Fig. 3 is the flow chart of the terminal capability management method of the specific embodiment of the invention;
Fig. 4 is that the other-end of the specific embodiment of the invention is to the flow chart that ability information is consulted that carries out of target terminal;
Fig. 5 is the concrete message flow chart that ability information is consulted of carrying out to target terminal based on Session Initiation Protocol other-end of implementing of the present invention.
Embodiment
Core concept of the present invention is open a kind of communication terminal competence management system and terminal capability management method, to provide a kind of, determine terminal capability and terminal ability information is unified to store, the solution of inquiry and issue, make the ability of other terminal of grasp that service end or Service control terminal can be real-time, thereby determine the feasibility that business builds, or select most suitable terminal to build session or business in numerous optional terminals, or select suitable encoding and decoding codec, frame per second, the QoS of the parameters such as video size and adjustment communication is to improve media communication quality.In addition, by part of media ability and the professional ability of terminal, the mode presenting with certain state is distributed to other terminal or third party's network node (as individual soldier's command system), can promote greatly the convenience that terminal use uses, or the derivative applied in any combination scene making new advances, the success rate that finally makes Multimedia session in many ways and business effectively build improves greatly.Wherein, terminal capability of the present invention comprises network environment, hardware capabilities (resolution sizes of such as screen, CPU processing speed, resolution ratio of camera head etc.), media processing capacity (audio/video encoding/decoding of for example supporting etc.), the business support ability (such as scheduling, meeting, IM, Presence etc.) of terminal.
For object of the present invention, feature are become apparent, below in conjunction with accompanying drawing, the specific embodiment of the present invention is further described, but the present invention can realize by different forms, should not think and just be confined to described embodiment.
Please refer to Fig. 2, the invention provides a kind of communication terminal competence management system 1, be erected at service end, comprise terminal capability collector unit 12, terminal capability knowledge base 11, terminal capability administrative unit 13 and inner session control and business unit 14.
Wherein, in the present embodiment, terminal is divided into target terminal (target terminal equipment) 2 and other-end (other-end equipment) 3, and this division is to divide according to terminal capability supplier and supervisor's role, and these two kinds of roles can transform mutually.Target terminal equipment is the supplier of terminal ability information.Therefore, terminal capability collector unit 12 is responsible for carrying out ability information mutual and that collect target terminal 2 with terminal (target terminal 2 and other-end 3), and the information of collecting is saved in terminal capability knowledge base 11, in the present embodiment, terminal capability knowledge base 11 can be relevant database or XDM server, when being XDM server, the ability information of the target terminal 2 that terminal capability collector unit 12 is collected can be updated in XDM server with the xml document format of standard.
Terminal capability administrative unit 13 is in charge of the ability information of terminal and the interface of three types is provided, to third party applies 4, internal application and other terminal equipment provide terminal ability information inquiry and issuing function.
Terminal capability knowledge base 11 is responsible for preserving the terminal capabilities set corresponding to terminal of different model (being classified information), provide according to the foundation of terminal classified information inquiry terminal ability information, when terminal capability collector unit 12 obtains the model (being classified information) of terminal equipment, can in terminal capability knowledge base 11, inquire about according to this model the ability information that obtains terminal, as hardware and software ability.The physical form of terminal capability knowledge base 11 can be relevant database, can be also XDM server.
Inner session control and business unit 14, for carry out the process of Multimedia Fusion communication in service end, by the ability information of access terminal, rationally carry out the work organization between terminal efficiently.
In the present embodiment, described terminal capability collector unit 12 is by five kinds of approach collection terminal ability information, and target terminal 2 provides the ability information of oneself to terminal capability collector unit 12 by five kinds of approach, specific as follows:
(1) terminal (target terminal 2) is in registration process, by User-Agent(user agent client) header field provides the classified information of terminal, and as software version type, and this terminal classified information has record in terminal capability knowledge base 11.This terminal can be the third party device that the end product of independent research or terminal capability and terminal classification (classification of for example being undertaken by model) have stable correlation.This approach is actually: if the classified information of described terminal is preserved in described terminal capability knowledge base 11, in terminal in service end registration process, described terminal provides the classified information of self by user agent client (User-Agent) header field, the classified information that described terminal capability collector unit 12 provides according to terminal is obtained the ability information of described terminal in terminal capability knowledge base 11;
(2) at User-Agent, cannot mate or terminal capability knowledge base 11 cannot provide all end messages in the situation that, service end, after endpoint registration success, is initiated OPTIONS request to the terminal of supporting OPTIONS.The terminal of any support OPTIONS standard, can report self terminal ability information.This approach is actually: the described terminal support OPTIONS if the classified information of described terminal is not preserved in described terminal capability knowledge base 11,, after described terminal succeeds in registration to service end, described terminal capability collector unit 12 asks to collect the ability information of described terminal to described terminal initiation OPTIONS.
(3) for some particular terminal, by privately owned communication mode, with the ability information of self-defined message form report terminal, such as some key parameters of the CPU processing speed in hardware information, main screen resolution, camera etc.These information and software version cannot be bound, and also cannot obtain by OPTIONS method, can only obtain by non-standard approach.This approach is actually: if described terminal and described service end are provided with self-defined communication mode, described terminal capability collector unit 12 is by collecting the ability information of described terminal with self-defined communication.
(4) for unknown terminal type (not belonging to the terminal of any classification), and do not support the terminal of OPTIONS standard, can only, at session stage, by the mutual result of consulting of SDP, record the media capability of terminal.This approach is actually: if the classified information of described terminal is not preserved in described terminal capability knowledge base and described terminal is not supported OPTIONS, described terminal capability collector unit 12 carries out the stage of session in terminal and described service end, records the ability information of described terminal by the mutual result of consulting of SDP
(5) for the network environment information of terminal, need to carry out a conversation procedure and can obtain: by ICE mechanism, that can understand terminal employing is the NAT of which kind of type; By analytic statistics, RTP/RTCP wraps, and can know the information such as the network delay, shake, packet loss of terminal.Terminal capability collector unit 12 is collected these ability information and these ability information correspondences is saved in terminal capability knowledge base 11, and the interface providing by terminal capability administrative unit 13 for follow-up other-end is inquired about.By above five kinds of approach, terminal capability collector unit 12 can obtain the ability information of terminal, and these information are write with the XML form of standard in the document management server (XDMS) of terminal capability knowledge base 11, the corresponding a XML document of capability set of each terminal, the form of capability set document adopts xml schema to carry out standard.Wherein, XDMS belongs to a kind of next generation network network element, is used for storing and managing XML document, and XDM user can be by XCAP protocol access and operation XML document.XCAP agreement is a kind of XML document access control protocol based on http protocol, and this agreement allows client to be carried out reading and writing, revised the application configuration data that leaves the XML form in server in by http protocol.XCAP in HTTP URIs, can directly access these assemblies the node mapping in XML document by HTTP.
The message format of XCAP request is as follows:
XCAP?Method[XCAP?Root?URI]/[Document?Selector]/～～/[Node?Selector]
Wherein [XCAP Root URI] is the address of XDM server, and [Document Selector] is document selector, and [Node Selector] is node selector.
Illustrate: if certain terminal need to be obtained the network environment data of target terminal equipment (supposing that equipment number is 1234), only need to send a following XCAP request to terminal capability administrative unit 13:
GET?http://xcap.example.com/terminal-capability/terminals/global/tel:1234/
～～/Terminal-capability/network-description?HTTP/1.1
Terminal capability administrative unit 13 is received after this request, from terminal capability knowledge base 11, finds this xml file, and the information in the node of request is returned to requestor, and form is as follows:
HTTP/1.1?200?OK
Etag:″ad88″
<?xml?version=″1.0″encoding=″UTF-8″?>
<network-description></network-description>
<bandwidth>8</bandwidth>
<delay>50</delay>
<jitter>2</jitter>
<packet-loss-rate>120</packet-loss-rate>
</network-description>
In addition, XDMS issues to realize sharing of document with the subscription of SIP, and user can subscribe to for document or XML node, and when the content of subscribing to is modified, user can receive the more SIP NOTIFY notice of fresh content of attached document.
Please refer to Fig. 3, the present invention also provides the terminal capability management method of one of the above-mentioned communication terminal competence management system of an a kind of application, comprising:
S1, each terminal is registered to described service end;
S2, the ability information of each terminal is carried out alternately and collected to described terminal capability collector unit and each terminal;
S3, described terminal capability administrative unit is managed the ability information of each terminal and inquiry and the issuing interface of the ability information of each terminal is provided;
S4, described terminal capability knowledge base is preserved the corresponding relation of terminal classified information and ability information, to provide according to the foundation of terminal classified information inquiry terminal ability information;
S5, described inner session control and business unit are responsible for the work organization of each terminal between communication and each terminal of service end.
Please refer to Fig. 4 and Fig. 5, in the present embodiment, the process that a terminal (the other-end equipment in Fig. 5) is inquired about the ability information of another terminal (the target terminal equipment in Fig. 5) based on step S1 to S5 comprises:
S6, one of them terminal is to the ability information of another terminal of service end requesting query;
S7, described terminal capability administrative unit finds the ability information of described another terminal according to the corresponding relation of described request and described terminal capability knowledge base;
S8, described terminal capability administrative unit is issued the ability information of described another terminal finding to described one of them terminal;
S9, described one of them terminal receives after the ability information of described another terminal, by described inner session control and business unit, determines whether to select described another terminal to communicate and work organization.
Wherein, please refer to Fig. 5, terminal capability administrative unit 13 provides the access interface of SOAP to third party's application node, and this interface is used WSDL to define, and the ability of terminal can be inquired about or be subscribed to by this interface to third party's application node.
Below in conjunction with actual application example, technical scheme of the present invention is described.
Application Example one
The application scenarios of the present embodiment is police incident command system, and process is as follows:
Emergency response unit processes an emergency management (as kidnapper has seized hostage on both sides by the arms in market), various types of terminals are carried by unit, these endpoint registrations are upper to the server (being communication terminal competence management system) at command centre place, and to " terminal capability collector unit ", reported device software model and other ability information of terminal." terminal capability collector unit " access " terminal capability knowledge base ", " terminal capability knowledge base " is mapped as software capability information by software version, and merging after other terminal ability information, by XCAP agreement, the ability information of reference format is submitted to " terminal capability administrative unit ".
Unit arrives at behind scene, and first the control tower of command centre initiates emergency command meeting by " inner session control and business unit ", with the form of audio call, all team members is added in meeting, and all team members' terminal and server communicate.Control tower itself is also a kind of terminal, by the subscription issue mechanism of SIP, to " terminal capability administrative unit ", subscribes to the terminal ability information of each team member's terminal." terminal capability administrative unit " sends SIP NOTIFY to control tower, carries the ability of each terminal.
Center commander now can obtain intuitively the position of terminal and the ability of terminal on the map interface of control tower.In order to obtain on-the-spot high-definition image, center commander has selected to have digital individual soldier's equipment (may be certain digital individual soldier's helmet) of maximum pixel and has called out in numerous terminals with video acquisition ability by " inner session control and business unit ", and video is delivered on the main screen of command centre, utilized camera Pixel Information and the Video processing ability information of terminal here.
Subsequently, center commander need to draft operation plan according to field data (comprising each team member's terminal ability information), and link up by electronic whiteboard technology and floor manager personnel, center commander has selected a terminal with electronic whiteboard function by " inner session control and business unit ", set up electronic whiteboard shared service with scene, utilized the information of the electronic whiteboard professional ability of terminal here.
Application Example two
The application scenarios of the present embodiment is a multimachine.
Terminal use A has applied for services of many No. one, and uses this number to register two equipment in service end, and one is traditional analog telephone, and another is the soft phone with video capability.Use technology of the present invention, " the terminal capability collector unit " of service end obtained and recorded the media processing capacity of these two terminals.
User B dials the extension of A, and service end is collected the terminal ability information of user B by " terminal capability collector unit ", and by " terminal capability administrative unit " and " terminal capability knowledge base ", confirms the information of only having carried voice flow in SDP.The speech quality of considering analog telephone is better than soft phone, and service end has preferentially selected the analog telephone of A to call out by " inner session control and business unit ".
User C dials the extension of A, and service end is collected the terminal ability information of user B by " terminal capability collector unit ", and by " terminal capability administrative unit " and " terminal capability knowledge base ", confirms to have carried in SDP the information of voice and video stream.Because analog telephone is not supported video and soft phone support video, final service end has preferentially selected the soft phone of A to call out by " inner session control and business unit ".
In sum, communication terminal competence management system provided by the invention and terminal capability management method, provide in fact a whole set of terminal capability to measure, collect, management, the solution of sharing distribution, wherein service end is by terminal capability collector unit, terminal capability knowledge base, terminal capability administrative unit and inner session control and business unit composition, terminal capability collector unit obtains the ability information of terminal and these information is write in terminal capability knowledge base, and then can realize a terminal by terminal capability administrative unit and inner session control and business unit and go to inquire about the ability of other-end and carry out the most effective work organization between terminal according to the terminal capability inquiring.Can really utilize terminal unit ability information to improve Multimedia session communication in many ways and the effectively success rate of structure of business, be particularly suitable for emergency communication.
Obviously, those skilled in the art can carry out various changes and modification and not depart from the spirit and scope of the present invention invention.Like this, if within of the present invention these are revised and modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention is also intended to comprise these changes and modification interior.
Claims (10)
1. a communication terminal competence management system, is erected at service end, it is characterized in that, comprises terminal capability collector unit, terminal capability knowledge base, terminal capability administrative unit and inner session control and business unit;
Described terminal capability collector unit is responsible for carrying out mutual and collection terminal ability information with terminal;
Described terminal capability administrative unit is in charge of the ability information of terminal and inquiry and the issuing interface of terminal ability information is provided;
Described terminal capability knowledge base is responsible for preserving the corresponding relation of terminal classified information and ability information, to provide according to the foundation of terminal classified information inquiry terminal ability information;
Described inner session control and business unit are for the work organization of each terminal between communication and each communication terminal of service end.
2. communication terminal competence management system according to claim 1, is characterized in that, described terminal capability collector unit is responsible for carrying out mutual and collection terminal ability information with terminal, comprising:
If the classified information of described terminal is preserved in described terminal capability knowledge base, in terminal in service end registration process, described terminal provides the classified information of self by User-Agent header field, the classified information that described terminal capability collector unit provides according to terminal is obtained the ability information of described terminal in terminal capability knowledge base;
If the classified information of described terminal is not preserved in described terminal capability knowledge base but described terminal is supported OPTIONS,, after described terminal succeeds in registration to service end, described terminal capability collector unit asks to collect the ability information of described terminal to described terminal initiation OPTIONS;
If described terminal and described service end are provided with self-defined communication mode, described terminal capability collector unit is by collecting the ability information of described terminal with self-defined communication;
If the classified information of described terminal is not preserved in described terminal capability knowledge base and described terminal is not supported OPTIONS, described terminal capability collector unit carries out the stage of session in terminal and described service end, records the ability information of described terminal by the mutual result of consulting of SDP.
3. communication terminal competence management system according to claim 1 and 2, is characterized in that, described terminal capability collector unit is updated to the xml document format of standard the terminal ability information of collecting in described terminal capability knowledge base.
4. communication terminal competence management system according to claim 1, is characterized in that, described terminal capability administrative unit provides third party's application, internal application and other terminal to carry out the interface of the inquiry of terminal ability information and the three types of issue.
5. communication terminal competence management system according to claim 1, is characterized in that, described terminal capability knowledge base is relevant database or XDM server.
6. communication terminal competence management system according to claim 1, is characterized in that, the ability information of described terminal comprises at least one in network environment, hardware capabilities, media processing capacity and business support ability.
7. communication terminal competence management system according to claim 6, is characterized in that, described terminal capability collector unit obtains the network environment information of described terminal by a conversation procedure of terminal and described service end, comprising:
Described terminal capability collector unit, in described conversation procedure, collects by ICE mechanism the NAT type that described terminal adopts; And/or
Described terminal capability collector unit, in described conversation procedure, is collected network delay, shake, the packet loss information of described terminal by analytic statistics RTP/RTCP bag.
8. communication terminal competence management system according to claim 6, is characterized in that, described business support ability comprises at least one in scheduling, meeting, IM and Presence.
9. application rights requires a terminal capability management method for the communication terminal competence management system described in any one in 1 to 8, it is characterized in that, comprising:
Each terminal is registered to described service end;
The ability information of each terminal is carried out alternately and collected to described terminal capability collector unit and each terminal;
Described terminal capability administrative unit is managed the ability information of each terminal and inquiry and the issuing interface of the ability information of each terminal is provided;
Described terminal capability knowledge base is preserved the corresponding relation of terminal classified information and ability information, to provide according to the foundation of terminal classified information inquiry terminal ability information;
Described inner session control and business unit are responsible for the work organization of each terminal between communication and each terminal of service end.
10. terminal capability management method according to claim 9, is characterized in that, described method also comprises:
One of them terminal is to the ability information of other at least one terminals of service end requesting query;
Described terminal capability administrative unit finds the ability information of described other at least one terminals according to the corresponding relation of described request and described terminal capability knowledge base;
Described terminal capability administrative unit is issued the ability information of described other at least one terminals that find to described one of them terminal;
Described one of them terminal receives after the ability information of described other at least one terminals, by described inner session control and business unit, selects suitable terminal in described other at least one terminals to communicate and work organization.
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| CN201410020550.XA CN103747002A (en) | 2014-01-16 | 2014-01-16 | Communication terminal capacity management system and terminal capacity management method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2016082607A1 (en) * | 2014-11-24 | 2016-06-02 | 中兴通讯股份有限公司 | Call transfer method and device |
| WO2016155541A1 (en) * | 2015-03-31 | 2016-10-06 | 华为技术有限公司 | Calling method, device and system for voice over internet protocol |
| CN109104293A (en) * | 2017-06-20 | 2018-12-28 | 中兴通讯股份有限公司 | A kind of method and apparatus of combination of management communication system |
| CN113076316A (en) * | 2021-04-07 | 2021-07-06 | 恒安嘉新（北京）科技股份公司 | Information relation mapping analysis method, device, equipment and storage medium |
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2014
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016082607A1 (en) * | 2014-11-24 | 2016-06-02 | 中兴通讯股份有限公司 | Call transfer method and device |
| WO2016155541A1 (en) * | 2015-03-31 | 2016-10-06 | 华为技术有限公司 | Calling method, device and system for voice over internet protocol |
| CN106161815A (en) * | 2015-03-31 | 2016-11-23 | 华为技术有限公司 | The call method of a kind of networking telephone, equipment and system |
| CN106161815B (en) * | 2015-03-31 | 2019-06-21 | 华为技术有限公司 | A kind of call method of the networking telephone, equipment and system |
| CN109104293A (en) * | 2017-06-20 | 2018-12-28 | 中兴通讯股份有限公司 | A kind of method and apparatus of combination of management communication system |
| CN113076316A (en) * | 2021-04-07 | 2021-07-06 | 恒安嘉新（北京）科技股份公司 | Information relation mapping analysis method, device, equipment and storage medium |
| CN113076316B (en) * | 2021-04-07 | 2023-12-19 | 恒安嘉新（北京）科技股份公司 | Information relation mapping analysis method, device, equipment and storage medium |
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Application publication date: 20140423 |