CN1413027A - Time prompting method in TV conference service - Google Patents
Time prompting method in TV conference service Download PDFInfo
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- CN1413027A CN1413027A CN 01136294 CN01136294A CN1413027A CN 1413027 A CN1413027 A CN 1413027A CN 01136294 CN01136294 CN 01136294 CN 01136294 A CN01136294 A CN 01136294A CN 1413027 A CN1413027 A CN 1413027A
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Abstract
The present invention discloses a time prompting method in teleconference services. Said teleconference system includes multi-point control unit, transmission channel and several TV terminals, and it is characterized by that it includes the following steps: A. multi-point control unit can be used for scheduling and starting conference, at the same time starting a primary value and using it as an inverse timing timer; and B. said multi-point control unit judges that the time to meeting end is a defined time or not, if it is a defined time, a time message related to the conference can be broadcastted to every TV terminal; and C. displaying prompting time on screen of TV terminal according to the time information.
Description
Technical field
The present invention relates to the TV conference service technology in the multimedia communication technology field, particularly relate to the householder method in a kind of TV conference service, the time prompting method in promptly a kind of TV conference service.
Background technology
TV conference service can be understood as common video conferencing service, is a kind of communication mode that utilizes TV tech and equipment to hold a meeting between two places or a plurality of place by transmission channel.
As shown in Figure 1, TV conference service is generally based on the video communication service system of being made up of video terminal, transmission channel, multipoint control unit several parts such as (claiming MCU or MCU again).Below will describe video terminal, transmission channel, multipoint control unit respectively.
The effect of video terminal is that the live image signal of a certain meeting point, voice signal and relevant data-signal are gathered, compressed encoding, delivered to transmission channel after multiplexed.Simultaneously the TV conference service signal that receives is classified, decoded, be reduced into the image, voice and the data-signal that receive the meeting-place; Video terminal also will be sent to MCU with the meeting control signal (as request floor, application ownership etc.) of this point, also need carry out the control command of MCU to this point simultaneously, carries out capabilities exchange and mode switch with MCU.Capabilities exchange is meant that communication two party exchanges the process of the own professional ability of being supported mutually.
Transmission channel can be modes such as optical fiber, cable, microwave or satellite physically.The communication network that TV conference service is commonly used has: public switched telephone network (PSTN), public packet switching network (PSPDN), Digital Data Net (DDN) etc., at present the broadband switching network of taking as the leading factor with atm technology develops rapidly, for videoconferencing service provides a wider application, as Integrated Service Digital Network, IP network and IQ net.
As shown in Figure 1, multipoint control unit (being MCU) is the control core of TV conference service system.When the terminal quantity that participates in a conference during, must control through MCU more than 2.All terminals all will be connected to MCU by standard interface, and H.221, H.242, H.243, T.120 MCU waits exchange that the regulation of agreement realizes image and voice and mix according to international standard, realizes the correlation functions such as control in all meeting-place.
When convening video-conference conference, MCU controls the running of each terminal console by transmission channel, realizes conference dispatching.Usually, be provided with the timer module among the MCU, allow the default the time of meeting, can set holding a meeting before promptly that meeting adjourned the time, MCU will finish active conference automatically when arriving the concluding time, thus the automatic scheduling of realization video conference.
But because video conference is to carry out at a distance, each sub-venue is not known the meeting progress time, the meeting progress is difficult to control well, might arrive that meeting adjourned the time, each sub-venue is not also finished conference content, just under the situation of unclear meeting adjourned time, finished by force, bring very big inconvenience, influence the serviceability of equipment greatly to the participant by MCU.
Summary of the invention
The method that the purpose of this invention is to provide time prompting in a kind of TV conference service, during being implemented in video conference and holding, each sub-venue can both in time be known the progress of the time of meeting process effectively to conduct a meeting.
The object of the present invention is achieved like this: the method for time prompting in a kind of TV conference service, be used to comprise the video meeting system of multipoint control unit, transmission channel and a plurality of video terminals, it is characterized in that comprising following steps: A, multipoint control unit scheduling and beginning meeting, start the countdown timer that initial value is changed to meeting time span simultaneously; B, multipoint control unit judge whether apart from meeting adjourned be the fixed time, in this way then to meeting message correlation time of each video terminal broadcasting; C, video terminal are according to described meeting message correlation time that receives, display reminding time on screen.
Preferably, in described step C, video terminal is according to described correlation time of the message that receives, the display reminding time, and start a countdown timer that is positioned at this video terminal, continue the display reminding time on screen according to this countdown timer.
Preferably, in described step B, described meeting message correlation time adopts the mode of in-band signalling to send to each participant video terminal by multipoint control unit.
Preferably, the mode of described employing in-band signalling is: by the BAS sign indicating number, by the LSD channel or by MLP, HDLP, HSD in-band channel.
Preferably, among the described step C, video terminal is presented at prompt time on the screen by the subtitle superposition mode.
Preferably, described meeting message correlation time comprises at least: duration, meeting remaining time is carried out in meeting start time, meeting adjourned time, meeting.
The invention has the advantages that during video conference is held each sub-venue can both in time be known the time of meeting process, thus the progress that can conduct a meeting more effectively.The present invention has made things convenient for the user who uses video conference largely, has improved the service of video meeting system.
Description of drawings
A kind of system that Fig. 1 shows the video communication service system that TV conference service is provided forms;
Fig. 2 shows the video conference time prompting flow chart according to a preferred embodiment of the present invention.
Embodiment
For make purpose of the present invention, technical scheme, and advantage clearer, below with reference to the accompanying drawing embodiment that develops simultaneously, the present invention is described in more detail.
A kind of system that Fig. 1 shows the video communication service system that TV conference service is provided forms, and as shown in Figure 1, video communication service system has generally comprised several parts such as video terminal, transmission channel, MCU.Video communication service system shown in Fig. 1 is only formed as to one of video communication service system for example, the present invention is not limited in this system and forms, in fact the present invention also can be applicable in the video communication service system of other patterns, as long as this system has comprised video terminal, transmission channel, MCU.
When using TV conference service to hold a meeting, MCU allows time restriction when port operation meeting, can set holding a meeting before promptly that meeting adjourned the time, arrival during the concluding time MCU will finish active conference automatically.But the meeting progress in each meeting-place is not necessarily controlled very goodly, might arrive that meeting adjourned the time, also not finish conference content, and this moment each meeting-place and unclear meeting adjourned time, if not having prompting will cause meeting just not end is finished by force by MCU, makes troubles to the participant.The present invention pass through meeting adjourned for the previous period on each meeting-place video terminal operating desk and video screen prompting meeting correlation time (can comprise: time, meeting remaining time is carried out in meeting, meeting adjourned the time etc.) and start countdown and point out the user.After prompting is seen in each meeting-place, can pass through suitably to control meeting rhythm, guarantee before meeting adjourned, to finish conference content as far as possible,, can prolong the time of meeting if finish conference content remaining time really inadequately.
Fig. 2 shows the video conference time prompting flow chart according to a preferred embodiment of the present invention.As shown in Figure 2, at first in meeting that limit is arranged of MCU predefine; When the MCU port operation meeting, MCU will enable the countdown timer and pick up counting, and the initial value of this timer is changed to meeting time span; When judging that the timer counting is the fixed time remaining time, will be by MCU to meeting message correlation time of each participant sub-venue broadcasting, this message adopts the mode of in-band signalling to issue all video terminals by MCU, attainable scheme has: by the BAS sign indicating number, by the LSD channel, by in-band channels such as MLP, HMLP, HSD, H.323 pass through H.245 signaling between terminal and the MCU; Terminal is presented at this information on terminal console and the video screen after receiving this message, prompting users conference remaining time, and enable the countdown timer of terminal, begin to show the countdown time at terminal console and TV.
Meeting message correlation time shows on TV can adopt any subtitle superposition technology, as built-in subtitle superposition technology, film titler superimposing technique, editing machine or title insert.
Pass through meeting adjourned for the previous period on each meeting-place video terminal operating desk and video screen prompting meeting correlation time, comprise that time, meeting remaining time are carried out in meeting start time, meeting and meeting adjourned the time etc., and start countdown and point out the user.After prompting is seen in each meeting-place, can suitably control meeting rhythm, guarantee before meeting adjourned, to finish conference content as far as possible,, can prolong the time of meeting to multipoint control unit MCU application if finish conference content remaining time really inadequately.
The above only is preferred embodiment of the present invention, and is in order to restriction the present invention, within the spirit and principles in the present invention not all, any modification of being done, is equal to replacement, improvement etc., all should be included within the claim scope of the present invention.
Claims (6)
1, the method for time prompting in a kind of TV conference service is used to comprise the video meeting system of multipoint control unit, transmission channel and a plurality of video terminals it is characterized in that comprising following steps:
A, multipoint control unit scheduling and beginning meeting start the countdown timer that initial value is changed to meeting time span simultaneously;
B, multipoint control unit judge whether apart from meeting adjourned be the fixed time, in this way then to meeting message correlation time of each video terminal broadcasting;
C, video terminal are according to described meeting message correlation time that receives, display reminding time on screen.
2, the method for time prompting in the TV conference service as claimed in claim 1, it is characterized in that among the described step C, video terminal is according to described correlation time of the message that receives, the display reminding time, and start a countdown timer that is positioned at this video terminal, continue the display reminding time on screen according to this countdown timer.
3, the method for time prompting in the TV conference service as claimed in claim 1 is characterized in that, in described step B, described meeting message correlation time adopts the mode of in-band signalling to send to each participant video terminal by multipoint control unit.
4, the method for time prompting in the TV conference service as claimed in claim 3 is characterized in that the mode of described employing in-band signalling is: by the BAS sign indicating number, by the LSD channel or by MLP, HDLP, HSD in-band channel.
5, the method for time prompting in the TV conference service as claimed in claim 1 is characterized in that among the described step C, video terminal is presented at prompt time on the screen by the subtitle superposition mode.
6, the method for time prompting in the TV conference service as claimed in claim 1 is characterized in that, described meeting message correlation time comprises at least: duration, meeting remaining time is carried out in meeting start time, meeting adjourned time, meeting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01136294 CN1232119C (en) | 2001-10-15 | 2001-10-15 | Time prompting method in TV conference service |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01136294 CN1232119C (en) | 2001-10-15 | 2001-10-15 | Time prompting method in TV conference service |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1413027A true CN1413027A (en) | 2003-04-23 |
| CN1232119C CN1232119C (en) | 2005-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01136294 Expired - Lifetime CN1232119C (en) | 2001-10-15 | 2001-10-15 | Time prompting method in TV conference service |
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| Country | Link |
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| CN (1) | CN1232119C (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101316418A (en) * | 2008-06-27 | 2008-12-03 | 飞图科技（北京）有限公司 | Method for helping lecturer complete lecture on time by mobile phone |
| CN101404725B (en) * | 2008-11-24 | 2010-07-21 | 华为终端有限公司 | Camera, camera set, its control method, apparatus and system |
| CN102549606A (en) * | 2009-10-07 | 2012-07-04 | 株式会社理光 | Conference progress supporting apparatus |
| CN101127878B (en) * | 2007-09-13 | 2013-07-03 | 深圳市融创天下科技股份有限公司 | An encryption and decryption method for video stream media programs |
| CN108111321A (en) * | 2016-11-24 | 2018-06-01 | 北京中创视讯科技有限公司 | The time of meeting treating method and apparatus |
| CN109982026A (en) * | 2019-02-26 | 2019-07-05 | 视联动力信息技术股份有限公司 | The treating method and apparatus of video conference |
-
2001
- 2001-10-15 CN CN 01136294 patent/CN1232119C/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101127878B (en) * | 2007-09-13 | 2013-07-03 | 深圳市融创天下科技股份有限公司 | An encryption and decryption method for video stream media programs |
| CN101316418A (en) * | 2008-06-27 | 2008-12-03 | 飞图科技（北京）有限公司 | Method for helping lecturer complete lecture on time by mobile phone |
| CN101404725B (en) * | 2008-11-24 | 2010-07-21 | 华为终端有限公司 | Camera, camera set, its control method, apparatus and system |
| CN102549606A (en) * | 2009-10-07 | 2012-07-04 | 株式会社理光 | Conference progress supporting apparatus |
| CN108111321A (en) * | 2016-11-24 | 2018-06-01 | 北京中创视讯科技有限公司 | The time of meeting treating method and apparatus |
| CN109982026A (en) * | 2019-02-26 | 2019-07-05 | 视联动力信息技术股份有限公司 | The treating method and apparatus of video conference |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1232119C (en) | 2005-12-14 |
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Granted publication date: 20051214 |