CN102325246B - Video conference system as well as video conference server and mobile communication terminal - Google Patents
Video conference system as well as video conference server and mobile communication terminal Download PDFInfo
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Abstract
The invention is applicable to the technical field of video conference and provides a video conference system as well as a video conference server and a mobile communication terminal. The system provided by the invention comprises the video conference server and a plurality of mobile communication terminals which are connected with the video conference server through a mobile network; the mobile communication terminals are used for sending out a connection request to the video conference server; and the video conference server has the following functions of: optimizing and scheduling the connection request which is sent by the plurality of mobile communication terminals, establishing a connection with the mobile communication terminals which send out the connection request or returning connection rejection signals, and carrying out a media information interaction with the mobile communication terminals which are connected with the video conference server. Due to the characteristics of the mobile communication terminals, the video conference system has the advantages of low cost, no space-time constraints and the like, so that an application range of the video conference system is widened, and the system can be used as the video conference system and also can be used as a long-distance online/offline education network; and therefore, the system is beneficial to popularizing and applying.
Description
Technical field
The invention belongs to video conferencing technology field, relate in particular to a kind of video conferencing system, videoconference server and mobile communication terminal.
Background technology
Video conferencing system refers to individual or the colony that multiple geographical position are different, by transmission line and multimedia equipment, sound, image and documentation is passed mutually, realizes instant and interactive communication, to realize the system equipment of meeting object.Along with the development of the division of labor in society and business event scale, a lot of enterprises all need to set up business basic point in various places, and therefore, the application of video conferencing system is more and more extensive.
The video conferencing system that prior art provides comprises videoconference server, and is distributed in the terminal equipments such as the conference room terminal, PC desktop terminal of different location, and each terminal equipment all carries out the concentrated exchange of media information by videoconference server.
In this video conferencing system providing due to prior art, terminal equipment needs special development and Design, and be placed in fixing place, when convening video conference, need convene participant members to show up, the less and dispersion that distributes participant, or participant is when go out, cannot holding video conference, it is of limited application, and is unfavorable for popularization and the application of system.
Summary of the invention
The object of the present invention is to provide a kind of video conferencing system, the terminal equipment that is intended to solve in existing video conferencing system needs special development and Design, and is placed in fixed-site, causes it to be of limited application, and is unfavorable for the problem of promoting and applying.
The present invention is achieved in that a kind of video conferencing system, and described system comprises: videoconference server; And the multiple mobile communication terminals that are connected with described videoconference server by mobile network;
Described mobile communication terminal is for sending connection request to described videoconference server, described videoconference server is optimized dispatch deal for the described connection request that described multiple mobile communication terminals are sent, with the mobile communication terminal that sends connection request, connecting or return to refusal connects signal, and carries out the mutual of media information with the mobile communication terminal being connected with described videoconference server.
Another object of the present invention is to provide a kind of videoconference server, described videoconference server is connected with multiple mobile communication terminals by mobile network, and described videoconference server comprises:
Temporary register;
Media database, for media information;
Connection status temporary register, for storing the information of the mobile communication terminal connecting with described Secondary resource connection request administration module;
Secondary resource connection request administration module, the connection request, broadcast request and the upload request that for receiving described mobile communication terminal, send, according to connection request, set up and being connected of described mobile communication terminal, and upgrade the information of the mobile communication terminal of described connection status temporary register storage;
Central processing unit, for the broadcast request receiving according to described Secondary resource connection request administration module, from described media database reading media information, and be cached to after described temporary register after the described media information reading is compressed, send distribution instruction;
Resource distribution module, for reading the media information of described temporary register compressed cache, and the distribution instruction of sending according to described central processing unit, the identical media information broadcast request described Secondary resource connection request administration module being received according to the principle of optimality merges public rear output;
Coding sends administration module, after the media information of described resource distribution module output is encoded, sends to corresponding mobile communication terminal;
Decoding management module, for the upload request receiving according to described Secondary resource connection request administration module, receive the media information that mobile communication corresponding terminal sends, and after the media information receiving is decoded, by the buffer memory of described temporary register, send to described central processing unit, described central processing unit writes described media database after also compressing processing for the media information that described temporary register is sent;
The second media information typing module, for receiving the media information of user's input;
Comprehensive typing end coding module, is encoded into after digital signal for the media information that described the second media information typing module is received, and by described central processing unit, the described digital signal after coding is compressed and is write described media database.
Another object of the present invention is to also provide a kind of mobile communication terminal, described mobile communication terminal is connected with a videoconference server by mobile network, and described mobile communication terminal comprises a media broadcast unit, and described media broadcast unit comprises:
The first media register;
First resource connection request administration module, for sending connection request and broadcast request to described videoconference server;
Media information receiving management module, after connecting with described videoconference server at described first resource connection request administration module, the media information that videoconference server is sent is stored in described the first media register;
Media information decoder module, for reading out media information from described the first media register, and is decoded into media stream data;
Media information playing module, for broadcasting the described media information decoder module of the output described media stream data obtaining of decoding.
The embodiment of the present invention has adopted the mobile communication terminal of being convenient to carry as terminal equipment, come to form video conferencing system with videoconference server, realize the functions such as uploading/broadcast of media information, the feature having due to mobile communication terminal itself, make this video conferencing system there is cost low, simple and convenient quick, be not subject to the advantages such as space-time restriction, thereby improved the range of application of video conferencing system, in as video conferencing system, also can be used as remote online or off-line education network and use, be conducive to popularization and the application of system.
Accompanying drawing explanation
Fig. 1 is the equipment drawing of a kind of video conferencing system of the present invention;
Fig. 2 is the structure chart of the media broadcast unit of mobile communication terminal in Fig. 1;
Fig. 3 is the structure chart of the media uploading unit of mobile communication terminal in Fig. 1;
Fig. 4 is the structure chart of videoconference server in Fig. 1.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
The drawback existing in order to overcome video conferencing system that prior art provides, the video conferencing system that the embodiment of the present invention provides is to have utilized the mobile communication terminal of being convenient to carry as terminal equipment, as Fig. 1 shows the equipment of the video conferencing system that the embodiment of the present invention provides.
The video conferencing system that the embodiment of the present invention provides comprises: videoconference server 2; And the multiple mobile communication terminals 1 that are connected with videoconference server 2 by mobile network.Mobile communication terminal 1 is for sending connection request to videoconference server 2, videoconference server 2 is optimized dispatch deal for the connection request that multiple mobile communication terminals 1 are sent, with the mobile communication terminal that sends connection request, connecting or return to refusal connects signal, and carries out the mutual of media information with the mobile communication terminal 1 being connected with videoconference server 2.Media information wherein includes but not limited to as audio-frequency information, video information and/or character information etc.; Mobile network wherein comprises and being not limited to as 3G network.
The embodiment of the present invention has adopted the mobile communication terminal 1 of being convenient to carry as terminal equipment, come to form video conferencing system with videoconference server 2, due to the feature having of mobile communication terminal 1 own, make this video conferencing system there is cost low, simple and convenient quick, be not subject to the advantages such as space-time restriction, thereby improved the range of application of video conferencing system, in as video conferencing system, also can be used as remote online or off-line education network and use, be conducive to popularization and the application of system.
Particularly, in the embodiment of the present invention, the mutual step that the same mobile communication terminal 1 being connected with videoconference server 2 of videoconference server 2 carries out media information can comprise the step of mobile communication terminal 1 broadcast medium information, is specially: mobile communication terminal 1 sends media information broadcast request to videoconference server 2; After videoconference server 2 connects with the mobile communication terminal that sends connection request, according to this media information broadcast request, read media information the compressed cache of storage in videoconference server 2, according to the principle of optimality, identical media information broadcast request is merged afterwards publicly, and send to corresponding mobile communication terminal 1 after the media information of compressed cache is encoded; After the media information that corresponding mobile communication terminal 1 sends the videoconference server 2 receiving is decoded into media stream data, broadcast is exported.Now, mobile communication terminal 1 specifically comprises a media broadcast unit, as shown in Figure 2 the structure of this media broadcast unit.
In the embodiment of the present invention, media broadcast unit comprises: the first media register 103; First resource connection request administration module 101, for sending connection request and broadcast request to videoconference server 2; Media information receiving management module 102, after connecting in first resource connection request administration module 101 videoconference server 2, is stored in the first media register 103 with the media information that videoconference server 2 is sent; Media information decoder module 104, for reading out media information from the first media register 103, and is decoded into media stream data; Media information playing module 105, for broadcasting output medium information decoding module 104 media stream data obtaining of decoding.Media information playing module 105 wherein is preferably not limited to the micro projector built-in into mobile communication terminal 1 or display screen.
Further, in the embodiment of the present invention, the mutual step that the same mobile communication terminal 1 being connected with videoconference server 2 of videoconference server 2 carries out media information can also comprise the step of mobile communication terminal 1 upload media information, is specially: mobile communication terminal 1 sends media information upload request to videoconference server 2; After mobile communication terminal 1 connects with videoconference server 2, the media information of typing is converted to digital signal and to after the encoding digital signals after conversion, sends to videoconference server 2; The media information that videoconference server 2 sends the mobile communication corresponding terminal 1 receiving is decoded and is compressed and process rear storage.Now, mobile communication terminal 1 specifically comprises a media uploading unit, as Fig. 3 shows the structure of this media uploading unit.
In the embodiment of the present invention, media uploading unit comprises: the second media register 108; First resource connection request administration module 101, for sending connection request and upload request to videoconference server 2; Media information acquisition module 106, after connecting with videoconference server 2 at first resource connection request administration module 101, gathers the media information of user's input; The first media information typing module 107, writes the second media register 108 for the media information that media information acquisition module 106 is collected; Media information coding module 109, for from the second media register 108 reading media information and the media information reading is encoded; Resource sending module 110, uploads to videoconference server 2 for the media information after media information coding module 109 is encoded.Media information acquisition module 106 wherein is preferably not limited to the camera or the microphone that for mobile communication terminal 1, carry.
Further, as Fig. 4, show the structure of videoconference server 2 in Fig. 1.
In order to coordinate mobile communication terminal 1 to realize the function of media information broadcast, videoconference server 2 comprises: temporary register 206; Media database 207, for media information; Connection status temporary register 205, for storing the information of the mobile communication terminal 1 connecting with Secondary resource connection request administration module 204; Secondary resource connection request administration module 204, for receiving connection request and the broadcast request that mobile communication terminal 1 sends, according to connection request, set up and being connected of mobile communication terminal 1, and upgrade the information of the mobile communication terminal 1 that connection status temporary register 205 stores; Central processing unit 203, for the broadcast request receiving according to Secondary resource connection request administration module 204, from media database 207 reading media information, and is cached to after temporary register 206 after the media information reading is compressed, and sends distribution instruction; Resource distribution module 208, for reading the media information of temporary register 206 compressed caches, and the distribution instruction of sending according to central processing unit 203, identical media information broadcast request Secondary resource connection request administration module 204 being received according to the principle of optimality merges public rear output; Coding sends administration module 209, after encoding, sends to corresponding mobile communication terminal 1 for the media information that resource distribution module 208 is exported.
In order further to coordinate mobile communication terminal 1, realize the function that media information is uploaded, the upload request that Secondary resource connection request administration module 204 also sends for receiving mobile communication terminal 1, now, videoconference server 2 also comprises: decoding management module 210, for the upload request receiving according to Secondary resource connection request administration module 204, receive the media information that mobile communication corresponding terminal 1 sends, and after the media information receiving is decoded, by the buffer memory of temporary register 206, send to central processing unit 203; Central processing unit 203 writes media database 207 after also compressing processing for the media information that temporary register 206 is sent.
In addition, in the embodiment of the present invention, the users such as keeper can also pass through the operation to videoconference server 2, and by direct media information typing videoconference server 2, now, videoconference server 2 also comprises: the second media information typing module 201, for receiving the media information of user's input; Comprehensive typing end coding module 202, is encoded into after digital signal for the media information that the second media information typing module 201 is received, and by central processing unit 203, this digital signal after coding is compressed and is write media database 207.Now, the media information that each mobile communication terminal 1 is asked to videoconference server 2 had both comprised the media information that each mobile communication terminal 1 is uploaded to videoconference server 2, had also comprised the media information of the direct typing videoconference server 2 of user.
The embodiment of the present invention also provides a kind of videoconference server, this videoconference server is connected with multiple mobile communication terminals by mobile network, for the connection request that multiple mobile communication terminals are sent, be optimized dispatch deal, and carry out the mutual of media information with the mobile communication terminal being connected with videoconference server 2.
Particularly, this videoconference server comprises: temporary register 206; Media database 207, for media information; Connection status temporary register 205, for storing the information of the mobile communication terminal connecting with Secondary resource connection request administration module 204; Secondary resource connection request administration module 204, the connection request and the broadcast request that for receiving mobile communication terminal, send, according to connection request, set up and being connected of mobile communication terminal, and upgrade the information of the mobile communication terminal that connection status temporary register 205 stores; Central processing unit 203, for the broadcast request receiving according to Secondary resource connection request administration module 204, from media database 207 reading media information, and is cached to after temporary register 206 after the media information reading is compressed, and sends distribution instruction; Resource distribution module 208, for reading the media information of temporary register 206 compressed caches, and the distribution instruction of sending according to central processing unit 203, identical media information broadcast request Secondary resource connection request administration module 204 being received according to the principle of optimality merges public rear output; Coding sends administration module 209, after encoding, sends to corresponding mobile communication terminal for the media information that resource distribution module 208 is exported, thereby completes this videoconference server and issue to mobile communication terminal the function of media information.
Further, this videoconference server can also comprise: decoding management module 210, for the upload request receiving according to Secondary resource connection request administration module 204, receive the media information that mobile communication corresponding terminal sends, and after the media information receiving is decoded, by the buffer memory of temporary register 206, send to central processing unit 203; Central processing unit 203 also compresses after processing and writes media database 207 for the media information that temporary register 206 is sent, thereby completes this videoconference server and receive the function of the media information that mobile communication terminal uploads.
In addition, this videoconference server can also comprise: the second media information typing module 201, for receiving the media information of user's input; Comprehensive typing end coding module 202, is encoded into after digital signal for the media information that the second media information typing module 201 is received, and by central processing unit 203, this digital signal after coding is compressed and is write media database 207.Now, the media information that each mobile communication terminal 1 is asked to videoconference server 2 had both comprised the media information that each mobile communication terminal 1 is uploaded to videoconference server 2, also comprise the media information of the direct typing videoconference server 2 of user, thereby realized user by the function of direct media information typing videoconference server.
The embodiment of the present invention also provides a kind of mobile communication terminal, and this mobile communication terminal connects a videoconference server by mobile network, comprises a media broadcast unit, and particularly, this media broadcast unit comprises: the first media register 103; First resource connection request administration module 101, for sending connection request and broadcast request to videoconference server; Media information receiving management module 102, is stored in the first media register 103 for the media information that videoconference server is sent; Media information decoder module 104, for reading out media information from the first media register 103, and is decoded into media stream data; Media information playing module 105, for broadcasting output medium information decoding module 104 media stream data obtaining of decoding.Media information playing module 105 wherein is preferably not limited to the micro projector built-in into mobile communication terminal or display screen.
Further, this mobile communication terminal has also comprised a media uploading unit, comprising: the second media register 108; First resource connection request administration module 101, for sending connection request and upload request to videoconference server 2; Media information acquisition module 106, for gathering the media information of user's input; The first media information typing module 107, writes the second media register 108 for the media information that media information acquisition module 106 is collected; Media information coding module 109, for from the second media register 108 reading media information and the media information reading is encoded; Resource sending module 110, uploads to videoconference server for the media information after media information coding module 109 is encoded.Media information acquisition module 106 wherein is preferably not limited to the camera or the microphone that for mobile communication terminal, carry.
The embodiment of the present invention has adopted the mobile communication terminal 1 of being convenient to carry as terminal equipment, come to form video conferencing system with videoconference server 2, realize the functions such as uploading/broadcast of media information, due to the feature having of mobile communication terminal 1 own, make this video conferencing system there is cost low, simple and convenient quick, be not subject to the advantages such as space-time restriction, thereby improved the range of application of video conferencing system, in as video conferencing system, also can be used as remote online or off-line education network and use, be conducive to popularization and the application of system.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (7)
1. a video conferencing system, is characterized in that, described system comprises: videoconference server; And the multiple mobile communication terminals that are connected with described videoconference server by mobile network;
Described mobile communication terminal is for sending connection request to described videoconference server, described videoconference server is optimized dispatch deal for the described connection request that described multiple mobile communication terminals are sent, with the mobile communication terminal that sends connection request, connect or return to refusal and connect signal, and carry out the mutual of media information with the mobile communication terminal being connected with described videoconference server, described videoconference server comprises:
Temporary register;
Media database, for media information;
Connection status temporary register, for storing the information of the mobile communication terminal connecting with Secondary resource connection request administration module;
Secondary resource connection request administration module, the connection request and the broadcast request that for receiving described mobile communication terminal, send, according to connection request, set up and being connected of described mobile communication terminal, and upgrade the information of the mobile communication terminal of described connection status temporary register storage;
Central processing unit, for the broadcast request receiving according to described Secondary resource connection request administration module, from described media database reading media information, and be cached to after described temporary register after the described media information reading is compressed, send distribution instruction;
Resource distribution module, for reading the media information of described temporary register compressed cache, and the distribution instruction of sending according to described central processing unit, the identical media information broadcast request described Secondary resource connection request administration module being received according to the principle of optimality merges public rear output;
Coding sends administration module, after the media information of described resource distribution module output is encoded, sends to corresponding mobile communication terminal.
2. video conferencing system as claimed in claim 1, is characterized in that, the mutual step that described videoconference server is carried out media information with the mobile communication terminal being connected with described videoconference server comprises the following steps:
Described mobile communication terminal sends media information broadcast request to described videoconference server;
Described videoconference server is after connecting with the mobile communication terminal that sends connection request, according to described media information broadcast request, read media information the compressed cache in described videoconference server, stored, according to the principle of optimality, identical media information broadcast request is merged afterwards publicly, and send to corresponding mobile communication terminal after the media information of compressed cache is encoded;
After the media information that corresponding mobile communication terminal sends the described videoconference server receiving is decoded into media stream data, broadcast is exported.
3. video conferencing system as claimed in claim 2, is characterized in that, described mobile communication terminal comprises a media broadcast unit, and described media broadcast unit comprises:
The first media register;
First resource connection request administration module, for sending connection request and broadcast request to described videoconference server;
Media information receiving management module, after connecting with described videoconference server at described first resource connection request administration module, the media information that videoconference server is sent is stored in described the first media register;
Media information decoder module, for reading out media information from described the first media register, and is decoded into media stream data;
Media information playing module, for broadcasting the described media information decoder module of the output described media stream data obtaining of decoding.
4. video conferencing system as claimed in claim 3, is characterized in that, the mutual step that described videoconference server is carried out media information with the mobile communication terminal being connected with described videoconference server is further comprising the steps of:
Described mobile communication terminal sends media information upload request to described videoconference server;
After described mobile communication terminal connects with described videoconference server, the media information of typing is converted to digital signal and to after the encoding digital signals after conversion, sends to described videoconference server;
The media information that described videoconference server sends the mobile communication corresponding terminal receiving is decoded and is compressed and process rear storage.
5. video conferencing system as claimed in claim 4, is characterized in that, described mobile communication terminal also comprises a media uploading unit, and described media uploading unit comprises:
The second media register;
First resource connection request administration module, for sending connection request and upload request to described videoconference server;
Media information acquisition module, after connecting with described videoconference server at described first resource connection request administration module, gathers the media information of user's input;
The first media information typing module, writes described the second media register for the media information that described media information acquisition module is collected;
Media information coding module, for from described the second media register reading media information and the media information reading is encoded;
Resource sending module, for uploading to described videoconference server by the media information after described media information coding module coding.
6. video conferencing system as claimed in claim 1, it is characterized in that, the upload request that described Secondary resource connection request administration module also sends for receiving described mobile communication terminal, described videoconference server also comprises: decoding management module, for the upload request receiving according to described Secondary resource connection request administration module, receive the media information that mobile communication corresponding terminal sends, and after the media information receiving is decoded, by the buffer memory of described temporary register, send to described central processing unit; Described central processing unit writes described media database after also compressing processing for the media information that described temporary register is sent;
Described videoconference server also comprises:
The second media information typing module, for receiving the media information of user's input;
Comprehensive typing end coding module, is encoded into after digital signal for the media information that described the second media information typing module is received, and by described central processing unit, the described digital signal after coding is compressed and is write described media database.
7. a videoconference server, is characterized in that, described videoconference server is connected with multiple mobile communication terminals by mobile network, and described videoconference server comprises:
Temporary register;
Media database, for media information;
Connection status temporary register, for storing the information of the mobile communication terminal connecting with Secondary resource connection request administration module;
Secondary resource connection request administration module, the connection request, broadcast request and the upload request that for receiving described mobile communication terminal, send, according to connection request, set up and being connected of described mobile communication terminal, and upgrade the information of the mobile communication terminal of described connection status temporary register storage;
Central processing unit, for the broadcast request receiving according to described Secondary resource connection request administration module, from described media database reading media information, and be cached to after described temporary register after the described media information reading is compressed, send distribution instruction;
Resource distribution module, for reading the media information of described temporary register compressed cache, and the distribution instruction of sending according to described central processing unit, the identical media information broadcast request described Secondary resource connection request administration module being received according to the principle of optimality merges public rear output;
Coding sends administration module, after the media information of described resource distribution module output is encoded, sends to corresponding mobile communication terminal;
Decoding management module, for the upload request receiving according to described Secondary resource connection request administration module, receive the media information that mobile communication corresponding terminal sends, and after the media information receiving is decoded, by the buffer memory of described temporary register, send to described central processing unit, described central processing unit writes described media database after also compressing processing for the media information that described temporary register is sent;
The second media information typing module, for receiving the media information of user's input;
Comprehensive typing end coding module, is encoded into after digital signal for the media information that described the second media information typing module is received, and by described central processing unit, the described digital signal after coding is compressed and is write described media database.
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