CN101056320A - A file transfer method and its system in the data meeting - Google Patents
A file transfer method and its system in the data meeting Download PDFInfo
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- CN101056320A CN101056320A CN 200710103768 CN200710103768A CN101056320A CN 101056320 A CN101056320 A CN 101056320A CN 200710103768 CN200710103768 CN 200710103768 CN 200710103768 A CN200710103768 A CN 200710103768A CN 101056320 A CN101056320 A CN 101056320A
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Abstract
The present invention provides a file transmission method and a system using same in a data conference. Said method comprises the following steps: firstly, a compere terminal proposing a data conference, setting up message channels between media resource server MRS and all conference members, and setting up file transmission sub-applications; then, the compere terminal asking for file transmission as well as file basic information from MRS, and uploading files to MRS after getting file storage address replied by MRS; finally, MRS informing terminals of conference members to be distributed to download the files as well as basic information and storage address thereof, and said conference member terminals downloading said files according to said address. Said technical scheme provided by the present invention achieves file transmission and file distribution between any internet terminals and can support broken-point continuingly-transferring and file transmission result information.
Description
Technical field
The present invention relates to transfer of data and distribution technology in the Internet communications field, particularly relate to document transmission method and system thereof in the data conferencing.
Background technology
Along with the Internet field constantly enlarges, relevant application is also more and more, has all obtained extensive use as video conference, audio conferencing etc.Only need an Internet connection, no matter exist together a city or spread over all parts of the world, people can be by this conferencing shared voice, video and data.The content of instant Word message, voice and image format that present above-mentioned meeting can provide can't satisfy people's requirement.The user has proposed more requirement, such as browsing a document simultaneously, document is annotated and commented on; Decide by vote a subject under discussion, issue voting result or the like simultaneously accurately.At this demand of people, data conferencing arises at the historic moment, and the data communication in this system is the communication between a plurality of participants, is the communication architecture of a multi-point service, and the fileinfo transmission wherein and the realization of distribution are comparatively complicated.At present, general file transfer technology only is confined to file transfer end to end, perhaps directly by Server Transport, does not possess the function of distribution.As FTP, MSRP transmission technologys such as (Message Session RelayProtocol).
Summary of the invention
The technical problem to be solved in the present invention is to provide document transmission method and the system thereof in a kind of data conferencing, can realize the transmission and the distribution of file in the data conferencing.
In order to solve the problems of the technologies described above, the invention provides the document transmission method in a kind of data conferencing, may further comprise the steps:
(a) host's terminal is initiated to create a data meeting, and sets up the message channel between Media Resource Server MRS and all the conference member terminals, creates file transfer of data conferencing then and uses;
(b) host's terminal is to MRS demand file transmission, the accompanying document essential information, obtain file storage address that MRS replys after, file is uploaded to MRS;
(c) MRS notifies terminal downloads this document of the conference member that will distribute, carries the essential information and the storage address of described file, and described conference member terminal is downloaded described file according to this address.
Further, be that signaling by Session initiation Protocol SIP is created data conferencing and data conferencing file transfer is used as host's terminal in the above-mentioned steps (a).
Further, what set up between host's terminal, conference member terminal and the MRS described in the above-mentioned steps (a) is the message channel that scalable message is handled on-the-spot agreement XMPP, and in step (b) and step (c), adopt the XMPP interacting message each other, file what upload and download employing is http protocol.
Further, the terminal as the host in the above-mentioned steps (b) has also been attached the conference member list that file will be distributed when the MRS demand file is transmitted, and MRS tabulates the definite conference member that will distribute according to this member in the step (c).
Further, the storage address that above-mentioned MRS goes up file is provided with title field, step (b) if in have this document on the MRS, then the essential information with file replies to host's terminal in the lump, is continuously to pass or upload again by the client decision; Whether the decision of conference member terminal described in the step (c) is agreed to download or the described file of continuous biography.
Further, after the conference member terminal downloads is finished file described in the above-mentioned steps (c), by message channel notice MRS; Simultaneously, MRS downloads the result with the meeting member terminal and is transmitted to host's terminal.
Further, the host's terminal described in the above-mentioned steps (a) is set up data conferencing, message channel by application server or the functional module AS that is integrated on the MRS, and the establishment of described data conferencing and message channel comprises the steps:
1) host's terminal send have Session Description Protocol SDP information request to AS, comprise this terminal link information and data conferencing member list information in the SDP information;
2) AS transmits corresponding signaling to MRS, and MRS is according to this information creating data conferencing;
3) if data conferencing create successfully, AS adds this meeting to the MRS request with host's terminal, after obtaining the MRS success response, return MRS to host's terminal and be the ready media channel information of host's terminal, set up message channel between host's terminal and the MRS;
4) AS sends the signaling of the virtual media information that has the conference member terminal to MRS, be conference member terminal to apply IMS conference medium passage, AS then sends the signaling that has the MRS media information and invites the conference member terminal to add data conferencing, if the conference member terminal is adhereed to meeting, the media information that then in replying signaling, adds oneself, AS is by sending signaling to MRS then, revise the media information of the conference member terminal on the MRS, and then can set up the proper messages passage between MRS and the conference member terminal;
5) AS notifies the host terminal, and the conference member terminal has added meeting.
Further, the host's terminal described in the above-mentioned steps (a) is by application server or be integrated in functional module AS on the MRS and create file transfer and use, and this process may further comprise the steps:
1) host's terminal is created the file transfer media channel to the AS application, has the Session Description Protocol SDP information of file transfer;
2) AS transmits corresponding signaling to MRS, is host's terminal to apply file transfer media channel, and MRS sets up the file transfer media channel according to SDP information;
3) AS notifies the SDP information of the passage of host's terminal MRS distribution, and host's terminal and MRS set up the file transfer media channel;
4) AS is conference member terminal to apply file transfer media channel to the signaling that MRS sends the virtual file transfer SDP information that has the conference member terminal;
5) if apply for successfully, AS invites the conference member terminal transmission medium passage that opens file, and obtains the file transfer SDP information of conference member terminal;
6) AS sends signaling to MRS, upgrades the media information file transfer SDP information of the conference member terminal on the MRS;
7) AS notification of meetings member terminal, the MRS resource is ready, can connect.
Further, uploading and downloading of the file described in above-mentioned steps (b) and the step (c) may further comprise the steps:
1) host's terminal to MRS demand file transmission, is attached the conference member list that the file essential information is arranged and want file distributing by the XMPP message channel simultaneously;
2) MRS replys the file transfer requests of host's terminal, simultaneously file is wanted storage addresses to send to host's terminal, if there is this document on the MRS, then the essential information with file replies to host's terminal in the lump, is continuous biography or is uploaded again by the decision of host's terminal;
3) host's terminal is deposited the path according to file and is transferred the file on the MRS, and when file transfer finishes, MRS sends message informing host terminal by the XMPP passage;
4) MRS downloads this document according to member's notification of meetings member terminal of tabulating, and simultaneously the essential information of file and the deposit position of file is sent together;
5) the conference member terminal is replied MRS, and MRS will reply the result and send to host's terminal simultaneously, if the conference member terminal is agreed to download, then agreement is downloaded this document from MRS;
6) download when the conference member terminal document and finish, then send message informing MRS, MRS also will download result's forwarding and notify the host terminal simultaneously.
The present invention also provides the document transmission system in a kind of data conferencing, comprises at least two terminals and a Media Resource Server MRS, and described terminal comprises host's terminal and conference member terminal, it is characterized in that:
Described host's terminal is used for creating data conferencing and message channel by carrying out Signalling exchange with MRS, and invites the conference member terminal to add this data conferencing; And carry out Signalling exchange by described message channel and MRS, determine the essential information of upload file, to the MRS upload file;
Described conference member terminal, be used for and MRS between set up corresponding data channel; And notify MRS by message channel with the information that file is finished in its download;
Described MRS is used to accept the file that host's terminal is uploaded, and the notification of meetings member terminal is downloaded the path that part file on this and file thereof are deposited.
Further, above-mentioned MRS also is used for meeting member terminal file in download result is transmitted to host's terminal.
Further, the storage address of the file that above-mentioned MRS provides is provided with title field, to support to upload the breakpoint transmission with file in download.
Further, above-mentioned host's terminal is by application server or be integrated in application server functionality modules A S on the MRS and set up data conferencing, message channel and file transfer and use, and meeting is controlled being used for.
Further, above-mentioned host's terminal has also been attached the conference member list of wanting file distributing when the MRS demand file is transmitted, and MRS tabulates to determine to want the conference member of file distributing according to this member.
Further, above-mentioned host's terminal is to create data conferencing and the application of data conferencing file transfer by the signaling of Session initiation Protocol SIP;
What set up between the terminal of described host's terminal, conference member and the MRS is the message channel that scalable message is handled on-the-spot agreement XMPP, and adopts the XMPP interacting message;
Between described host's terminal, conference member terminal and the MRS file what upload and download employing is http protocol.
Whole solution that the relevant document transfer function is realized in a kind of data conferencing disclosed in this invention and the system that uses this method, realize file transfer and file distributing between any Internet terminal, and can support breakpoint transmission and file transfer result notification.
Description of drawings
Fig. 1 is the networking diagram of data conferencing document transmission system of the present invention;
Fig. 2 is the signaling process figure that embodiment of the invention data conferencing is created;
Fig. 3 is that the embodiment of the invention is created the signaling process figure that file transfer is used;
Fig. 4 is the signaling process figure of embodiment of the invention data conferencing file transfer.
Embodiment
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Be the networking structure of data conferencing of the present invention as shown in Figure 1.Comprise at least two terminals and the Media Resource Server (MRS:Multimedia Resource Server) that link to each other by network, also increased an application server (AS:Applicant Server).This application server AS also can be designed to have the module identical with its function and be integrated among the MRS.Be example with two terminals among the figure, one of them terminal UE # 1 is as the host, and #2 is as conference member for another terminal UE; AS is used for the control of data conferencing, MRS be responsible for and terminal between to carry out media information mutual.
The present embodiment method is utilized SIP (Session Initiation Protocol, Session initiation Protocol, be used for voice and video session initial, that manage and stop packet network, specifically be exactly with generating, revise and the session between one or more participants of terminating) and XMPP (Extensible Messagingand Presence Protocol, scalable message is handled on-the-spot agreement) carry out Signalling exchange, HTTP (Hypertext Transfer Protocol, HTML (Hypertext Markup Language)) carries out the fileinfo transmission.Above-mentioned method may further comprise the steps:
Step 3, UE#1 utilizes URL to pass through the upload file of http protocol media server, by increase title field (Range) in the URL entity, can support breakpoint transmission;
Step 4 is uploaded when file and to be finished, and MRS downloads this document by XMPP message informing UE# 2, and the deposit position URL of notice UE# 2 file;
Step 5, after the success of UE# 2 file in download, by XMPP message informing MRS, MRS is with this result notification UE# 1.
Shown in Figure 2 is the signaling process of the data conferencing constructive process in the above-mentioned flow process, and wherein main signaling is described below:
201:UE#1 (host), send band SDP (Session Description Protocol, Session Description Protocol, be used for describing the Multimedia session announcement, Multimedia session is invited and the initialized agreement of other forms of Multimedia session) INVITE of information asks AS, the TCP link information (IP address and port numbers are used for the foundation of XMPP message channel) that has this terminal among the SDP, and data conferencing member tabulation;
202～204:AS transmits corresponding SIP signaling to MRS, and MRS is according to SDP information creating data conferencing, if success then reply 200OK;
205～209: if data conferencing is created successfully, AS sends the INVITE signaling to MRS, request adds this meeting with UE# 1, and obtaining returning MRS to UE# 1 after the MRS success response is the ready media channel information of UE# 1, sets up the XMPP message channel between UE# 1 and the MRS;
210～218: for other conference members (UE#2) are added among the MRS, AS sends the INVITE signaling to MRS, be UE# 2 application IMS conference medium passage, but the media information of the UE# 2 that uses is a virtual information, be used to obtain the media information of MRS, AS then sends the INVITE signaling that has the MRS media information and invites UE# 2 to add data conferencing, if UE# 2 adheres to meeting, the media information that then in replying signaling, adds oneself, AS is by sending the RE-INVITE signaling to MRS then, revise the media information of the UE# 2 on the MRS, and then can set up correct XMPP message channel between MRS and the UE# 2;
219～220:AS is by SIP signaling UE# 1, and UE# 2 has added meeting.
So far data conferencing and special-purpose XMPP meeting passage thereof are created and are finished.
Be that present embodiment is created the signaling process that data conferencing transmission is used as shown in Figure 3, specifically describe as follows wherein main signaling:
301:UE# 1 applies for creating the file transfer media channel to the RE-INVITE signaling that AS sends tape file transmission SDP information;
302～304:AS transmits corresponding SIP signaling to MRS, is UE# 1 application documents transmission medium passage, and MRS sets up the file transfer media channel according to SDP information, if 200OK is then replied in success;
305～306:AS notifies UE# 1, the SDP information of the passage that MRS distributes, and UE# 1 and MRS set up the file transfer media channel;
307～309:AS is UE# 2 application documents transmission medium passage to the RE-INVITE signaling of the file transfer SDP information of the virtual band UE# 2 of MRS transmission, if success, MRS replys 200OK;
310～311:AS sends the RE-INVITE signaling to UE# 2, invites the UE# 2 transmission medium passage that opens file, if UE# 2 agrees that then add the media information of oneself in replying signaling, AS obtains the file transfer SDP information of UE# 2.
312～314:AS sends the RE-INVITE signaling to MRS, upgrades the media information file transfer SDP information of the UE# 2 on the MRS;
315:AS notifies UE# 2, and the MRS resource is ready, can connect.
As shown in Figure 4, the signaling process of data conferencing file transfer provided by the invention:
401:UE#1 (host) sends iq (InformationQuery information inquiry by the XMPP message channel to MRS, be similar to the message that HTTP also is a kind of request formula) message, demand file transmission, the conference member list that essential information such as subsidiary simultaneously documentary size, filename and file will be transmitted;
402:MRS replys the file transfer requests of UE# 1, will leave file in address URL simultaneously and send to UE# 1, if there is this document on the MRS, then the essential information with file replies to UE# 1 in the lump, is continuous biography or is uploaded again by the client decision;
403～404:UE# 1 utilizes http protocol to transfer the file on the MRS according to URL, and when file transfer finishes, MRS sends message message informing UE# 1 by the XMPP passage;
405:MRS tabulates according to the member and sends iq message, and notice UE# 2 downloads this document, simultaneously the essential information of file and the deposit position URL of file is sent together;
406～408:UE# 2 replys the iq message of MRS, and MRS sends to UE# 1 with the answer result of UE# 2 acceptance or refusal simultaneously; If UE# 2 agrees to download, then utilize http protocol to download this document from MRS;
409～410: when the download of UE# 2 file finishes, then send message notice MRS, MRS also will download the result and transmit notice UE# 1 simultaneously.
Claims (15)
1, the document transmission method in a kind of data conferencing may further comprise the steps:
(a) host's terminal is initiated to create a data meeting, and sets up the message channel between Media Resource Server MRS and all the conference member terminals, creates file transfer of data conferencing then and uses;
(b) host's terminal is to MRS demand file transmission, the accompanying document essential information, obtain file storage address that MRS replys after, file is uploaded to MRS;
(c) MRS notifies terminal downloads this document of the conference member that will distribute, carries the essential information and the storage address of described file, and described conference member terminal is downloaded described file according to this address.
2, document transmission method as claimed in claim 1 is characterized in that:
Be that signaling by Session initiation Protocol SIP is created data conferencing and data conferencing file transfer is used as host's terminal in the step (a).
3, document transmission method as claimed in claim 1 is characterized in that:
What set up between host's terminal, conference member terminal and the MRS described in the step (a) is the message channel that scalable message is handled on-the-spot agreement XMPP, and in step (b) and step (c), adopt the XMPP interacting message each other, file what upload and download employing is http protocol.
4, document transmission method as claimed in claim 1 is characterized in that:
Terminal as the host in the step (b) has also been attached the conference member list that file will be distributed when the MRS demand file is transmitted, MRS tabulates the definite conference member that will distribute according to this member in the step (c).
5, document transmission method as claimed in claim 1 is characterized in that:
The storage address that described MRS goes up file is provided with title field, step (b) if in have this document on the MRS, then the essential information with file replies to host's terminal in the lump, is continuously to pass or upload again by the client decision; Whether the decision of conference member terminal described in the step (c) is agreed to download or the described file of continuous biography.
6, document transmission method as claimed in claim 1 is characterized in that:
After the conference member terminal downloads is finished file described in the step (c), by message channel notice MRS; Simultaneously, MRS downloads the result with the meeting member terminal and is transmitted to host's terminal.
7, as claim 1,2 or 3 described document transmission methods, it is characterized in that:
Host's terminal described in the step (a) is set up data conferencing, message channel by application server or the functional module AS that is integrated on the MRS, and the establishment of described data conferencing and message channel comprises the steps:
1) host's terminal send have Session Description Protocol SDP information request to AS, comprise this terminal link information and data conferencing member list information in the SDP information;
2) AS transmits corresponding signaling to MRS, and MRS is according to this information creating data conferencing;
3) if data conferencing create successfully, AS adds this meeting to the MRS request with host's terminal, after obtaining the MRS success response, return MRS to host's terminal and be the ready media channel information of host's terminal, set up message channel between host's terminal and the MRS;
4) AS sends the signaling of the virtual media information that has the conference member terminal to MRS, be conference member terminal to apply IMS conference medium passage, AS then sends the signaling that has the MRS media information and invites the conference member terminal to add data conferencing, if the conference member terminal is adhereed to meeting, the media information that then in replying signaling, adds oneself, AS is by sending signaling to MRS then, revise the media information of the conference member terminal on the MRS, and then can set up the proper messages passage between MRS and the conference member terminal;
5) AS notifies the host terminal, and the conference member terminal has added meeting.
8, as claim 1,2 or 3 described document transmission methods, it is characterized in that:
Host's terminal described in the step (a) is by application server or be integrated in functional module AS on the MRS and create file transfer and use, and this process may further comprise the steps:
1) host's terminal is created the file transfer media channel to the AS application, has the Session Description Protocol SDP information of file transfer;
2) AS transmits corresponding signaling to MRS, is host's terminal to apply file transfer media channel, and MRS sets up the file transfer media channel according to SDP information;
3) AS notifies the SDP information of the passage of host's terminal MRS distribution, and host's terminal and MRS set up the file transfer media channel;
4) AS is conference member terminal to apply file transfer media channel to the signaling that MRS sends the virtual file transfer SDP information that has the conference member terminal;
5) if apply for successfully, AS invites the conference member terminal transmission medium passage that opens file, and obtains the file transfer SDP information of conference member terminal;
6) AS sends signaling to MRS, upgrades the media information file transfer SDP information of the conference member terminal on the MRS;
7) AS notification of meetings member terminal, the MRS resource is ready, can connect.
9, document transmission method as claimed in claim 1 is characterized in that:
Uploading and downloading of file described in step (b) and the step (c) may further comprise the steps:
1) host's terminal to MRS demand file transmission, is attached the conference member list that the file essential information is arranged and want file distributing by the XMPP message channel simultaneously;
2) MRS replys the file transfer requests of host's terminal, simultaneously file is wanted storage addresses to send to host's terminal, if there is this document on the MRS, then the essential information with file replies to host's terminal in the lump, is continuous biography or is uploaded again by the decision of host's terminal;
3) host's terminal is deposited the path according to file and is transferred the file on the MRS, and when file transfer finishes, MRS sends message informing host terminal by the XMPP passage;
4) MRS downloads this document according to member's notification of meetings member terminal of tabulating, and simultaneously the essential information of file and the deposit position of file is sent together;
5) the conference member terminal is replied MRS, and MRS will reply the result and send to host's terminal simultaneously, if the conference member terminal is agreed to download, then agreement is downloaded this document from MRS;
6) download when the conference member terminal document and finish, then send message informing MRS, MRS also will download result's forwarding and notify the host terminal simultaneously.
10, the document transmission system in a kind of data conferencing comprises at least two terminals and a Media Resource Server MRS, and described terminal comprises host's terminal and conference member terminal, it is characterized in that:
Described host's terminal is used for creating data conferencing and message channel by carrying out Signalling exchange with MRS, and invites the conference member terminal to add this data conferencing; And carry out Signalling exchange by described message channel and MRS, determine the essential information of upload file, to the MRS upload file;
Described conference member terminal, be used for and MRS between set up corresponding data channel; And notify MRS by message channel with the information that file is finished in its download;
Described MRS is used to accept the file that host's terminal is uploaded, and the notification of meetings member terminal is downloaded the path that part file on this and file thereof are deposited.
11, document transmission system as claimed in claim 10 is characterized in that:
Described MRS also is used for meeting member terminal file in download result is transmitted to host's terminal.
12, as claim 10 or 11 described document transmission systems, it is characterized in that:
The storage address of the file that described MRS provides is provided with title field, to support to upload the breakpoint transmission with file in download.
13, as claim 10 or 11 described document transmission systems, it is characterized in that:
Described host's terminal is by application server or be integrated in application server functionality modules A S on the MRS and set up data conferencing, message channel and file transfer and use, and meeting is controlled being used for.
14, as claim 10 or 11 described document transmission methods, it is characterized in that:
Described host's terminal has also been attached the conference member list of wanting file distributing when the MRS demand file is transmitted, MRS tabulates to determine to want the conference member of file distributing according to this member.
15, as claim 10 or 11 described document transmission systems, it is characterized in that:
Described host's terminal is to create data conferencing and the application of data conferencing file transfer by the signaling of Session initiation Protocol SIP;
What set up between the terminal of described host's terminal, conference member and the MRS is the message channel that scalable message is handled on-the-spot agreement XMPP, and adopts the XMPP interacting message;
Between described host's terminal, conference member terminal and the MRS file what upload and download employing is http protocol.
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| CN2007101037681A CN101056320B (en) | 2007-05-29 | 2007-05-29 | A file transfer method and its system in the data meeting |
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| CN2007101037681A CN101056320B (en) | 2007-05-29 | 2007-05-29 | A file transfer method and its system in the data meeting |
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| WO2016045560A1 (en) * | 2014-09-22 | 2016-03-31 | 邦彦技术股份有限公司 | Video conference method and system for pushing video to designated member |
| CN104270598A (en) * | 2014-09-22 | 2015-01-07 | 深圳市邦彦信息技术有限公司 | Video session method and system used for pushing video to designated members |
| CN104468796A (en) * | 2014-12-10 | 2015-03-25 | 深圳中兴网信科技有限公司 | Tabletop data sharing method, tabletop data sharing system and server |
| WO2018133542A1 (en) * | 2017-01-20 | 2018-07-26 | 中兴通讯股份有限公司 | File transmission method, system and apparatus, and electronic device, and computer storage medium |
| CN107229877A (en) * | 2017-06-05 | 2017-10-03 | 北京凤凰理理它信息技术有限公司 | Certificate management, acquisition methods, device, computer program and electronic equipment |
| CN110019104A (en) * | 2018-12-11 | 2019-07-16 | 阿里巴巴集团控股有限公司 | File resource exchanges method, file resource server and document exchange system |
| CN110019104B (en) * | 2018-12-11 | 2023-06-23 | 阿里巴巴集团控股有限公司 | File resource exchange method, file resource server and file exchange system |
| CN113225514A (en) * | 2020-12-28 | 2021-08-06 | 南京愔宜智能科技有限公司 | Integrated video conference system |
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