CN102868837A - Conference call control system and conference call control method - Google Patents

Conference call control system and conference call control method Download PDF

Info

Publication number
CN102868837A
CN102868837A CN2012103670237A CN201210367023A CN102868837A CN 102868837 A CN102868837 A CN 102868837A CN 2012103670237 A CN2012103670237 A CN 2012103670237A CN 201210367023 A CN201210367023 A CN 201210367023A CN 102868837 A CN102868837 A CN 102868837A
Authority
CN
China
Prior art keywords
videoconference
control
terminal
sent
meeting server
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2012103670237A
Other languages
Chinese (zh)
Inventor
黄维丰
秦恩泉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZTE ICT Technologies Co Ltd
Original Assignee
ZTE ICT Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ZTE ICT Technologies Co Ltd filed Critical ZTE ICT Technologies Co Ltd
Priority to CN2012103670237A priority Critical patent/CN102868837A/en
Publication of CN102868837A publication Critical patent/CN102868837A/en
Pending legal-status Critical Current

Links

Images

Landscapes

  • Telephonic Communication Services (AREA)
  • Information Transfer Between Computers (AREA)

Abstract

The invention provides a conference call control system, which comprises a user terminal, a transit terminal and a conference call server, wherein the user terminal is used for sending control information used for controlling conference calls to the transit terminal; the transit terminal is used for analyzing the control information to obtain control commands and sends the control commands to the conference call server; and the conference call server is used for receiving the control commands from the transit terminal and executing the transit terminal to control the conference calls. The invention further provides a conference call control method. By means of the technical scheme, conference call organizers can send the control commands to the conference call server through the transit terminal to achieve control of conference calls during the proceed of the conference calls and obtain state data of the conference calls.

Description

Videoconference control system and phone meeting control method
Technical field
The present invention relates to the videoconference technical field, in particular to a kind of videoconference control system and a kind of phone meeting control method.
Background technology
Along with the fast development of Internet technology, popularizing of personal computer is distributed in the people of different cities even country variant, can carry out in many ways voice conferencing by equipment such as computer, mobile phone or phones.
Existing process of holding videoconference by mobile phone is normally: the meeting promoter installs the bitcom of holding videoconference in advance in mobile phone, start this software and select conference member, this software is sent to server by the Internet with the necessary information of initiating conference, then server is set up speech communication with each member and is linked, and meeting begins thus.But the videoconference that this method realizes generally can run into two problems: at first, meeting promoter's mobile phone is in talking state after meeting is initiated, can not visit again network (except the user of UNICOM); Secondly, can not accessed control command can't be sent to server to the various controls of meeting because of network to such an extent as to middle meeting promoter is carried out in meeting, these controls also just can't realize.
Therefore, need a kind of new videoconference control technology, the meeting promoter can be controlled videoconference when videoconference is carried out.
Summary of the invention
The present invention just is being based on the problems referred to above, has proposed a kind of videoconference control technology, and the meeting promoter can be controlled videoconference when videoconference is carried out.
In view of this, the present invention proposes a kind of videoconference control system, comprising: user terminal will be sent to the transfer terminal for the control information of control videoconference; Described transfer terminal is used for resolving described control information with controlled instruction, and described control command is sent to telephone meeting server; Described telephone meeting server is used for receiving the described control command from described transfer terminal, and carries out described control command to control described videoconference.
In this technical scheme, when carrying out videoconference, the user can't use the Internet, namely can't communicate to control videoconference with telephone meeting server, but can receive and send messages by the mobile network, so control command can be compiled as control information, then be sent to the transfer terminal by the mobile network, the controlled instruction of this control information of transfer terminal parses, again control command is sent to telephone meeting server by the Internet, last telephone meeting server is carried out corresponding control operation according to control command to videoconference, thereby so that the videoconference promoter can when videoconference is carried out, control videoconference.
In technique scheme, preferably, described telephone meeting server also is used for the status data of described videoconference is sent to described transfer terminal; Described transfer terminal also is used for the status data of described videoconference is sent to described user terminal.
In this technical scheme, telephone meeting server can be sent to the transfer terminal with the status data of videoconference by the Internet, the transfer terminal is sent to user terminal by the mobile network with status data, check the state of videoconference for the user, wherein, the transfer terminal also can be converted to status data first the note form, and then by the mobile network this note is sent to user terminal.
In technique scheme, preferably, described telephone meeting server comprises: control unit, be used for setting up according to the interpolation information of described control command the communication link of described telephone meeting server and designated terminal, and/or be used for disconnecting according to the deletion information of described control command the communication link of described telephone meeting server and designated terminal.
In this technical scheme, telephone meeting server can be finished by control unit the control of videoconference, control unit is according to conducting and the disconnection of the communication link of control command control telephone meeting server and terminal, such as setting up communication link to initiate videoconference with some terminal, or add when videoconference is carried out or deletion conference member (set up new communication connection or disconnect already present communication link), or the communication link of disconnection telephone meeting server and all terminals is with the terminating telephone meeting.
In above-mentioned arbitrary technical scheme, preferably, it is one of following that described transfer terminal comprises: portable terminal (for example mobile phone), panel computer (for example iPad).
In this technical scheme, the transfer terminal can be the communication equipment with information transmit-receive function, such as mobile phone or computer, the transfer terminal can be resolved the controlled instruction of control information of user terminal on the one hand, on the other hand can be by receiving and sending messages between mobile network and the user terminal, and by receiving and sending messages between the Internet and the telephone meeting server.
In above-mentioned arbitrary technical scheme, preferably, described user terminal also is used for note or multimedia message form described control information being sent to described transfer terminal.
In this technical scheme, because the transmitting-receiving of multimedia message or note is undertaken by the mobile network, it can be by note or multimedia message that user terminal sends control information to the transfer terminal.
According to another aspect of the invention, also proposed a kind of phone meeting control method, having comprised: step 202 will be sent to the transfer terminal for the control information of control videoconference; Step 204, the described control information of described transfer terminal parses be with controlled instruction, and described control command is sent to telephone meeting server; Step 206, described telephone meeting server receives the described control command from described transfer terminal, and carries out described control command to control described videoconference.
In this technical scheme, when carrying out videoconference, the user can't use the Internet, namely can't communicate to control videoconference with telephone meeting server, but can receive and send messages by the mobile network, so control command can be compiled as control information, then be sent to the transfer terminal by the mobile network, the controlled instruction of this control information of transfer terminal parses, again control command is sent to telephone meeting server by the Internet, last telephone meeting server is carried out corresponding control operation according to control command to videoconference, thereby so that the videoconference promoter can in videoconference is carried out, control videoconference.
In technique scheme, preferably, also comprise: described telephone meeting server is sent to described transfer terminal with the status data of described videoconference; Described transfer terminal is sent to described user terminal with the status data of described videoconference.
In this technical scheme, telephone meeting server can be sent to the transfer terminal with the status data of videoconference by the Internet, the transfer terminal is sent to user terminal by the mobile network with status data, check the state of videoconference for the user, wherein, the transfer terminal also can be converted to status data first the note form, and then by the mobile network this note is sent to user terminal.
In technique scheme, preferably, described step 206 also comprises: described telephone meeting server is according to the interpolation information in the described control command, set up the communication link of described telephone meeting server and designated terminal, and/or according to the deletion information in the described control command, disconnect the communication link of described telephone meeting server and designated terminal.
In this technical scheme, telephone meeting server can be finished by control unit the control of videoconference, control unit is according to conducting and the disconnection of the communication link of control command control telephone meeting server and terminal, such as setting up communication link to initiate videoconference with some terminal, or add when videoconference is carried out or deletion conference member (set up new communication connection or disconnect already present communication link), or the communication link of disconnection telephone meeting server and all terminals is with the terminating telephone meeting.
In above-mentioned arbitrary technical scheme, preferably, it is one of following that described transfer terminal comprises: portable terminal, panel computer.
In this technical scheme, the transfer terminal can be the communication equipment with information transmit-receive function, such as mobile phone or computer, the transfer terminal can be resolved the controlled instruction of control information of user terminal on the one hand, on the other hand can be by receiving and sending messages between mobile network and the user terminal, and by receiving and sending messages between the Internet and the telephone meeting server.
In technique scheme, preferably, described step 202 can also comprise: described user terminal is sent to described transfer terminal with note or multimedia message form with described control information.
In this technical scheme, because the transmitting-receiving of multimedia message or note is undertaken by the mobile network, it can be by note or multimedia message that user terminal sends control information to the transfer terminal.
By above technical scheme, the videoconference promoter can control videoconference, and can learn the status data of videoconference.
Description of drawings
Fig. 1 shows the block diagram of according to an embodiment of the invention videoconference control system;
Fig. 2 shows the according to an embodiment of the invention flow chart of phone meeting control method;
Fig. 3 shows the structure chart of according to an embodiment of the invention videoconference control system.
Embodiment
In order more clearly to understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments the present invention is further described in detail.Need to prove, in the situation that do not conflict, the application's embodiment and the feature among the embodiment can make up mutually.
A lot of details have been set forth in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from other modes described here and implement, and therefore, protection scope of the present invention is not subjected to the restriction of following public specific embodiment.
Fig. 1 shows the block diagram of according to an embodiment of the invention videoconference control system.
As shown in Figure 1, according to an embodiment of the invention videoconference control system 100 comprises: user terminal 102(is mobile phone terminal for example), will be sent to transfer terminal 104 for the control information of control videoconference; Transfer terminal 104 is used for resolving control information with controlled instruction, and control command is sent to telephone meeting server 106; Telephone meeting server 106 is used for receiving the control command from transfer terminal 104, and carries out control command with the control videoconference.Telephone meeting server 106 can be controlled videoconference, and management participates in each terminal of videoconference.
When carrying out videoconference, communicate by the Internet between videoconference member and the telephone meeting server, therefore user terminal 102 can't continue by the Internet control information to be sent to telephone meeting server, namely can't communicate to control videoconference with telephone meeting server 106, but user terminal 102 can be received and sent messages by the mobile network, so control command can be compiled as control information, then be sent to transfer terminal 104 by the mobile network, transfer terminal 104 is resolved the controlled instruction of this control information, again control command is sent to telephone meeting server 106 by the Internet, last telephone meeting server 106 is carried out corresponding control operation according to control command to videoconference, thereby so that the videoconference promoter can in videoconference is carried out, control videoconference.
Such as when videoconference is carried out, needing new contact person to participate in videoconference, the promoter can user terminal 102 by the name of videoconference software with new contact person, telephone number and interpolation instruction are compiled as note, then by the mobile network this note is sent to transfer terminal 104,104 pairs of notes of receiving of transfer terminal are resolved, and the message of packing into of the data after will resolving is sent to telephone meeting server 106 by the Internet, telephone meeting server 106 is received message and to its parsing, obtain new contact person's name, telephone number and add director data is set up communication link with new contact person according to new contact person's name and telephone number data at last.
Preferably, telephone meeting server 106 can also (videoconference the member hang up the telephone for the status data with videoconference, withdraw from videoconference, or signal interruption can't connect telephone meeting server, or fail data that receive the videoconference member etc.) be sent to transfer terminal 104; Transfer terminal 104 also is used for the status data of videoconference is sent to user terminal 102.
Telephone meeting server 106 can be sent to transfer terminal 104 with the status data of videoconference by the Internet, transfer terminal 104 is sent to user terminal 102 by the mobile network with status data, check the state of videoconference for the user, wherein, transfer terminal 104 also can be converted to status data first the note form, and then by the mobile network this note is sent to user terminal 102.Help promoter's (being user terminal 102) of videoconference to control the situation of whole videoconference, in time send control information to transfer terminal 104 according to the situation of videoconference, realize carrying out smoothly of videoconference.
Preferably, telephone meeting server 106 can comprise: control unit 1062, be used for setting up according to the interpolation information of control command the communication link of telephone meeting server and designated terminal, and/or be used for disconnecting according to the deletion information of control command the communication link of telephone meeting server 106 and designated terminal.
The control of 106 pairs of videoconferences of telephone meeting server can be finished by control unit 1062, control unit 1062 is according to conducting and the disconnection of control command control telephone meeting server 106 with the communication link of terminal, such as setting up communication link to initiate videoconference with some terminal, or add when videoconference is carried out or deletion conference member (set up new communication connection or disconnect already present communication link), or the communication link of disconnection telephone meeting server 106 and all terminals is with the terminating telephone meeting.
Transfer terminal 104 can be the communication equipment with information transmit-receive function, such as mobile phone or computer, transfer terminal 104 can be resolved the control information of user terminal 102 on the one hand, on the other hand can be by receiving and sending messages between mobile network and the user terminal 102, and by receiving and sending messages between the Internet and the telephone meeting server 106.
Preferably, user terminal 102 also is used for note or multimedia message form control information being sent to transfer terminal 104.
Although user terminal 102 is carrying out videoconference, do not affect it and via the mobile network control information is sent to transfer terminal 104 by note or multimedia message form, by transfer terminal 104 control information is conveyed to telephone meeting server.
Fig. 2 shows the according to an embodiment of the invention flow chart of phone meeting control method.
As shown in Figure 2, phone meeting control method comprises according to an embodiment of the invention: step 202 will be sent to the transfer terminal for the control information of control videoconference; Step 204, the control information of transfer terminal parses be with controlled instruction, and control command is sent to telephone meeting server; Step 206, telephone meeting server receives the control command from the transfer terminal, and carries out control command with the control videoconference.
In this technical scheme, when carrying out videoconference, the videoconference promoter can't use the Internet, namely can't communicate to control videoconference with telephone meeting server, but can receive and send messages by the mobile network, so control command can be compiled as for example note of control information, then (this transfer terminal can be the mobile phone that does not participate in this videoconference to be sent to the transfer terminal by the mobile network, therefore can communicate by letter with telephone meeting server by the Internet), the controlled instruction of this control information of transfer terminal parses, again control command is sent to telephone meeting server by the Internet, last telephone meeting server is carried out corresponding control operation according to control command to videoconference, thereby so that the videoconference promoter can in videoconference is carried out, control videoconference.
Such as when videoconference is carried out, needing new contact person to participate in videoconference, the promoter can user terminal by the name of videoconference software with new contact person, telephone number and interpolation instruction are compiled as note, then by the mobile network this note is sent to the transfer terminal, the transfer terminal is resolved the note of receiving, and the message of packing into of the data after will resolving is sent to telephone meeting server by the Internet, telephone meeting server is received message and to its parsing, obtain new contact person's name, telephone number and add director data is set up communication link with new contact person according to new contact person's name and telephone number data at last.
Preferably, phone meeting control method also comprises according to an embodiment of the invention: telephone meeting server is sent to the transfer terminal with the status data of videoconference; The transfer terminal is sent to user terminal with the status data of videoconference.
Telephone meeting server can be sent to the transfer terminal with the status data of videoconference by the Internet, the transfer terminal is sent to user terminal by the mobile network with status data, check the state (having which contact person to participate in this videoconference etc.) of videoconference for the user, wherein, the transfer terminal also can be converted to status data first the note form, and then by the mobile network this note is sent to user terminal.
Preferably, step 206 also comprises: telephone meeting server is set up the communication link of telephone meeting server and designated terminal according to the middle interpolation information of control command, and/or disconnects the communication link of telephone meeting server and designated terminal according to the deletion information in the control command.
Telephone meeting server can be finished by control unit the control of videoconference, control unit is according to conducting and the disconnection of the communication link of control command control telephone meeting server and terminal, such as setting up communication link to initiate videoconference with some terminal, or add when videoconference is carried out or deletion conference member (set up new communication connection or disconnect already present communication link), or the communication link of disconnection telephone meeting server and all terminals is with the terminating telephone meeting.
The transfer terminal can be the communication equipment with information transmit-receive function, such as mobile phone or computer, the transfer terminal can be resolved the control information of user terminal on the one hand, on the other hand can be by receiving and sending messages between mobile network and the user terminal, and by receiving and sending messages between the Internet and the telephone meeting server.
Preferably, step 202 can also comprise: user terminal is sent to the transfer terminal with note or multimedia message form with control information.
Because the transmitting-receiving of multimedia message or note is undertaken by the mobile network, it can be by note or multimedia message that user terminal sends control information to the transfer terminal.
Fig. 3 shows the structure chart of according to an embodiment of the invention videoconference control system.
As shown in Figure 3, in the videoconference control system according to embodiments of the invention, user terminal 102(can be videoconference promoter's mobile phone) when videoconference is carried out, can control command be compiled as the note form by the videoconference software in the user terminal 102, then by the mobile network this note is sent to mobile phone or the computer that transfer terminal 104(does not participate in this videoconference), transfer terminal 104 receives these notes and it is resolved and obtains resolution data, data after will resolving the again message of packing into is sent to telephone meeting server 106 by the Internet, telephone meeting server 106 is received message and it is resolved controlled instruction, at last according to control command control and the break-make that link of mobile phone 1 to mobile phone n.
On the other hand, whether the status data that telephone meeting server 106 can be monitored the videoconference member (keeps and the linking of telephone meeting server 106 to mobile phone n such as detection of handset 1, whether to mobile phone n withdraw from this videoconference) if being corresponding mobile phone 1, then by the Internet status data is sent to transfer terminal 104, transfer terminal 104 can directly be sent to user terminal 102 with status data by the mobile network, also can first status data be converted to the note form, and then by the mobile network this note is sent to user terminal 102, check the state of videoconference for the user.
More than be described with reference to the accompanying drawings technical scheme of the present invention, considered in the correlation technique, when videoconference was carried out, the videoconference promoter can't use the Internet, causes control command can't being sent to telephone meeting server videoconference is controlled.By technical scheme of the present invention, the videoconference promoter can send to telephone meeting server with control command by the transfer terminal, videoconference is controlled when videoconference is carried out with realization, and can be learned the status data of videoconference.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (10)

1. a videoconference control system is characterized in that, comprising:
User terminal will be sent to the transfer terminal for the control information of control videoconference;
Described transfer terminal is used for resolving described control information with controlled instruction, and described control command is sent to telephone meeting server;
Described telephone meeting server is used for receiving the described control command from described transfer terminal, and carries out described control command to control described videoconference.
2. videoconference control system according to claim 1 is characterized in that, described telephone meeting server also is used for the status data of described videoconference is sent to described transfer terminal;
Described transfer terminal also is used for the status data of described videoconference is sent to described user terminal.
3. videoconference control system according to claim 1 is characterized in that, described telephone meeting server comprises:
Control unit, be used for according to described control command interpolation information, set up the communication link of described telephone meeting server and designated terminal, and/or be used for the deletion information according to described control command, disconnect the communication link of described telephone meeting server and designated terminal.
4. each described videoconference control system in 3 according to claim 1 is characterized in that, it is one of following that described transfer terminal comprises: portable terminal, panel computer.
5. each described videoconference control system in 3 according to claim 1 is characterized in that, described user terminal is sent to described transfer terminal with note or multimedia message form with described control information.
6. a phone meeting control method is characterized in that, comprising:
Step 202 will be sent to the transfer terminal for the control information of control videoconference;
Step 204, the described control information of described transfer terminal parses be with controlled instruction, and described control command is sent to telephone meeting server;
Step 206, described telephone meeting server receives the described control command from described transfer terminal, and carries out described control command to control described videoconference.
7. phone meeting control method according to claim 6 is characterized in that, also comprises:
Described telephone meeting server is sent to described transfer terminal with the status data of described videoconference; Described transfer terminal is sent to described user terminal with the status data of described videoconference.
8. phone meeting control method according to claim 6 is characterized in that, described step 206 also comprises:
Described telephone meeting server is according to the interpolation information in the described control command, set up the communication link of described telephone meeting server and designated terminal, and/or according to the deletion information in the described control command, disconnect the communication link of described telephone meeting server and designated terminal.
9. each described phone meeting control method in 8 according to claim 6 is characterized in that, it is one of following that described transfer terminal comprises: portable terminal, panel computer.
10. each described phone meeting control method in 8 according to claim 6 is characterized in that, described step 202 also comprises: described user terminal is sent to described transfer terminal with note or multimedia message form with described control information.
CN2012103670237A 2012-09-27 2012-09-27 Conference call control system and conference call control method Pending CN102868837A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012103670237A CN102868837A (en) 2012-09-27 2012-09-27 Conference call control system and conference call control method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012103670237A CN102868837A (en) 2012-09-27 2012-09-27 Conference call control system and conference call control method

Publications (1)

Publication Number Publication Date
CN102868837A true CN102868837A (en) 2013-01-09

Family

ID=47447421

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012103670237A Pending CN102868837A (en) 2012-09-27 2012-09-27 Conference call control system and conference call control method

Country Status (1)

Country Link
CN (1) CN102868837A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103929553A (en) * 2013-01-15 2014-07-16 中国电信股份有限公司 Teleconference achieving method and system
CN104618614A (en) * 2015-01-16 2015-05-13 四川联友电讯技术有限公司 Method for finishing conference of synchronous voice conference system
WO2018050116A1 (en) * 2016-09-18 2018-03-22 中兴通讯股份有限公司 Port multiplexing method and server in video conference system and computer storage medium

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060012672A1 (en) * 2004-07-01 2006-01-19 Thies Schrader Monitoring and control of administration systems
CN101945357A (en) * 2010-08-23 2011-01-12 中国电信股份有限公司 Method and system for realizing multi-party call of mobile terminal, mobile terminal and multi-party call platform

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060012672A1 (en) * 2004-07-01 2006-01-19 Thies Schrader Monitoring and control of administration systems
CN101945357A (en) * 2010-08-23 2011-01-12 中国电信股份有限公司 Method and system for realizing multi-party call of mobile terminal, mobile terminal and multi-party call platform

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103929553A (en) * 2013-01-15 2014-07-16 中国电信股份有限公司 Teleconference achieving method and system
CN104618614A (en) * 2015-01-16 2015-05-13 四川联友电讯技术有限公司 Method for finishing conference of synchronous voice conference system
CN104618614B (en) * 2015-01-16 2017-12-12 四川联友电讯技术有限公司 The method that simultaneous voice conference system terminates meeting
WO2018050116A1 (en) * 2016-09-18 2018-03-22 中兴通讯股份有限公司 Port multiplexing method and server in video conference system and computer storage medium

Similar Documents

Publication Publication Date Title
CN106657521A (en) Smart device voice communication method, apparatus and system
CN102821150B (en) Based on application management method and the Cloud Server of cloud service
CN101969513A (en) Implementation method and system of teleconference
CN102752392A (en) Method, device and system for sharing user contact details
CN101163347A (en) Method and equipment for remote control mobile terminal
CN103491256B (en) Communication processing method and terminal device
CN104754536A (en) Method and system for realizing communication between different languages
CN101647255A (en) Method and apparatus for management of an application ensemble
WO2015099923A1 (en) Tunneling voip call control on cellular networks
CN103595859A (en) Method for handling call receiving and an electronic device thereof
CN101741980A (en) Method of updating user presence information in mobile instant messaging and mobile terminal using the same
CN103856324A (en) Identity confirmation method, communication request method, and electronic device
KR20130004263A (en) Seamlessly transferring a communication
CN102780806A (en) Method, device and system for identity information transmission in communication process
EP2974159B1 (en) Method, device and system for voice communication
CN103024687A (en) Method and equipment for establishing instant messaging
CN102014335A (en) Method, system and mobile terminal for sharing resources in communication process
CN102868837A (en) Conference call control system and conference call control method
JP2018505572A (en) Video communication termination method and apparatus
CN104243680A (en) Information processing method and electronic devices
CN105119937A (en) Communication method and device of user terminal
US20130157636A1 (en) System and method for reassigning an active mobile telephone call from device to another device
CN101459879A (en) PTT group call controlling method, system and equipment
CN103841141A (en) Multimedia communication system and method
CN102724214A (en) Calling device and method and device for establishing conversation based on instant messaging (IM) client-side

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C12 Rejection of a patent application after its publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20130109