WO2013000427A1 - 状态转换控制方法、多点控制服务器和视讯会议系统 - Google Patents
状态转换控制方法、多点控制服务器和视讯会议系统 Download PDFInfo
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- WO2013000427A1 WO2013000427A1 PCT/CN2012/077790 CN2012077790W WO2013000427A1 WO 2013000427 A1 WO2013000427 A1 WO 2013000427A1 CN 2012077790 W CN2012077790 W CN 2012077790W WO 2013000427 A1 WO2013000427 A1 WO 2013000427A1
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- 238000006243 chemical reaction Methods 0.000 title abstract 4
- 230000007704 transition Effects 0.000 claims description 111
- 230000011664 signaling Effects 0.000 claims description 12
- 238000005265 energy consumption Methods 0.000 abstract description 11
- 238000001514 detection method Methods 0.000 description 19
- 238000010586 diagram Methods 0.000 description 11
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- 238000012790 confirmation Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/15—Conference systems
- H04N7/152—Multipoint control units therefor
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/16—Arrangements for providing special services to substations
- H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
- H04L12/1813—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast for computer conferences, e.g. chat rooms
- H04L12/1818—Conference organisation arrangements, e.g. handling schedules, setting up parameters needed by nodes to attend a conference, booking network resources, notifying involved parties
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/1066—Session management
- H04L65/1069—Session establishment or de-establishment
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/40—Support for services or applications
- H04L65/403—Arrangements for multi-party communication, e.g. for conferences
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/40—Support for services or applications
- H04L65/403—Arrangements for multi-party communication, e.g. for conferences
- H04L65/4038—Arrangements for multi-party communication, e.g. for conferences with floor control
Definitions
- the embodiments of the present invention relate to the field of communications technologies, and in particular, to a state transition control method, a multipoint control server, and a video conference system.
- a video conference is a communication method in which a video output input device and an audio output input device are held between two or more users to transmit images and sounds in real time.
- Videoconferencing can also be used to attach signals such as still images, files, and faxes.
- Those who participate in the video conference can express their opinions through the video output input device and the audio output input device, and observe the image, motion and expression of the other party, and can display real-life images such as physical objects, drawings and documents, or display them on the blackboard.
- the words written on the whiteboard and the pictures drawn make the participants feel like a "face-to-face" conversation with the other party, which can replace the on-site meeting.
- the embodiment of the invention provides a state transition control method, a multipoint control server and a video conference system, so as to automatically power on and off all components in the video conference system, and reduce the energy consumption of the video conference system.
- the embodiment of the present invention provides a state transition control method, which is applied to a video conference system, where the video conference system includes at least a multipoint control server, a conference site centralized control device at a certain conference site, and a conference controlled by the conference site centralized control device. All the external devices of the site are directly connected to the external device of the site controlled by the site centralized control device, and the multipoint control server and the centralized control device of the site are connected through a network.
- the multi-point control server receives the conference reservation message, where the conference reservation message carries the start time, the end time of the reservation conference, and the identifier of the conference centralized control device in the conference site participating in the reservation conference;
- the multi-point control server controls the device according to the start time of the reserved conference and the site centralized control device in the conference site participating in the reserved conference, or according to the end time of the reserved conference and the conference site participating in the reserved conference.
- the status of the site centralized control device sends a state transition command to the site centralized control device, so that the site centralized control device performs state transition control on all external devices of the site controlled by the site centralized control device.
- the embodiment of the present invention further provides a state transition control method, which is applied to a video conference system, where the video conference system includes at least a multipoint control server, a site centralized control device at a certain site, and a centralized control device controlled by the conference site. All the external devices of the site, the site centralized control device is directly connected to all the external devices of the site controlled by the site centralized control device, and the multipoint control server and the site centralized control device are connected through a network.
- the method includes: the site centralized control device receives a state transition command sent by the multipoint control server; and the site centralized control device controls all the sites controlled by the site centralized control device according to the state transition command The external device performs state transition control.
- the embodiment of the invention further provides a multipoint control server, including:
- a first receiving module configured to receive a conference reservation message, where the conference reservation message carries a start time, an end time, and an identifier of the site centralized control device in the conference site participating in the reserved conference;
- a sending module configured to: according to the start time of the reserved meeting and the meeting to participate in the reserved meeting
- the site in the field centrally controls the identifier of the device, or sends a state transition command to the site centralized control device according to the end time of the reserved conference and the identifier of the site centralized control device in the conference site participating in the reserved conference, so that the The site centralized control device performs state transition control on all external devices of the site controlled by the site centralized control device.
- the embodiment of the invention further provides a site centralized control device, including:
- a second receiving module configured to receive a state transition command sent by the multipoint control server, and a state transition control module, configured to be controlled by the site centralized control device according to the state transition command received by the second receiving module All external devices of the site perform state transition control.
- the embodiment of the invention further provides a video conference system, including:
- a multi-point control server configured to receive a conference reservation message, where the conference reservation message carries a start time, an end time, and an identifier of the site centralized control device in the conference site participating in the reservation conference;
- the time and the site in the conference site participating in the reserved conference are centralized to control the device, or the centralized control device is controlled according to the end time of the scheduled conference and the identifier of the site centralized control device in the conference site participating in the reserved conference.
- the site centralized control device is configured to receive a state transition command sent by the multipoint control server, and perform state transition control on all external devices of the site controlled by the site centralized control device according to the state transition command.
- the multipoint control server selects the start time of the reserved conference according to the conference reservation message and the identifier of the conference centralized control device in the conference site participating in the reserved conference, or according to the end time of the reserved conference and the participation in the reserved conference.
- the site centralized control device sends a state transition command to the site centralized control device.
- the site centralized control device that receives the state transition command can perform state transition control on all external devices in the site controlled by the site centralized control device.
- the centralized control can be performed to enable the external device in the video conference system to enter the shutdown state in the non-meeting state, and the device in the video conference system is restored in the conference state. Revert to normal working state; in turn, it can improve user experience and reduce energy consumption of video conferencing systems.
- FIG. 1 is a flow chart of an embodiment of a state transition control method according to the present invention.
- FIG. 2 is a flow chart of another embodiment of a state transition control method according to the present invention.
- FIG. 3 is a flow chart of still another embodiment of a state transition control method according to the present invention.
- FIG. 4 is a flowchart of still another embodiment of a state transition control method according to the present invention.
- FIG. 5 is a flowchart of still another embodiment of a state transition control method according to the present invention.
- FIG. 6 is a flowchart of still another embodiment of a state transition control method according to the present invention.
- FIG. 7 is a flowchart of still another embodiment of a state transition control method according to the present invention.
- FIG. 8 is a flowchart of still another embodiment of a state transition control method according to the present invention.
- FIG. 9 is a schematic structural diagram of an embodiment of a multipoint control server according to the present invention.
- FIG. 10 is a schematic structural diagram of an embodiment of a centralized control device for a conference site according to the present invention.
- FIG. 11 is a schematic structural diagram of an embodiment of a video conference system according to the present invention.
- FIG. 12 is a schematic structural diagram of another embodiment of a video conference system according to the present invention
- FIG. 13 is a schematic structural diagram of still another embodiment of a video conference system according to the present invention. detailed description
- the state transition control method provided by the embodiment of the present invention may be applied to a videoconferencing system, where the videoconferencing system may include at least a multipoint control server, a site centralized control device at a certain site, and the control controlled by the site centralized control device. All the external devices of the site; the centralized control device of the site is directly connected to all the external devices in the participating site of the site centralized control device, and the multipoint control server is connected to the centralized control device of the site through the network.
- the videoconferencing system may further include a management terminal and a video terminal in an external device of the site controlled by the site centralized control device, where the management station may be separately set or integrated with the multipoint control server;
- the centralized control device may be separately configured, or may be integrated with the video terminal in the external device of the site controlled by the site centralized control device.
- the structure of the above video conference system can be as shown in FIG. 12 and FIG.
- the standby state is a state in which the device is in the power saving mode, and the device basically does not consume power in the standby state, and the device can be restored to standby in a short time.
- Normal working state refers to the state in which all components of the device are powered on.
- FIG. 1 is a flowchart of an embodiment of a state transition control method according to the present invention. As shown in FIG. 1, the state transition control method may include:
- Step 1 01 The multipoint control server receives the conference reservation message, where the conference reservation message carries the identifier of the conference centralized control device in the conference site, the end time, and the conference site participating in the conference.
- the identifier of the site centralized control device in the site participating in the scheduled conference may be represented by a character, a character string, and/or a number, and the specific form of the identifier of the site centralized control device is not limited in the embodiment of the present invention. As long as you can uniquely identify the site centralized control device.
- the multipoint control server receiving the conference reservation message may be:
- the multipoint control server receives the conference sent by the management station in the videoconferencing system through the signaling channel a reservation message, the multipoint control server is connected to the management station via a network; or
- the multipoint control server receives the conference reservation message sent by the video terminal in the external device of the site controlled by the site centralized control device over the network, and the multipoint control server is connected to the video terminal through the network.
- the multipoint control server may enter a normal working state from the standby state before the start time of the reservation conference.
- the multipoint control server In the standby state, the multipoint control server is in the power saving mode, and can only detect the network and receive the conference reservation message; in the normal working state, all the hardware of the multipoint control server is powered on.
- Step 102 The multipoint control server controls the device according to the start time of the reserved conference and the site centralized control device in the conference site participating in the reserved conference, or according to the end time of the reserved conference and the conference site centralized control device in the conference site participating in the reserved conference.
- the identifier sends a state transition command to the site centralized control device, so that the site centralized control device performs state transition control on all external devices of the site controlled by the site centralized control device.
- the multi-point control server may send a power-on command to the site centralized control device of the participant site according to the start time of the reserved conference and the identifier of the site centralized control device in the conference site participating in the conference, so that the site centralized control device is All the external devices of the site controlled by the site centralized control device perform power-on control; or the multi-point control server may participate in the conference site according to the end time of the scheduled conference and the identifier of the centralized control device in the conference site participating in the reserved conference.
- the site centralized control device sends a shutdown command, so that the site centralized control device performs power-off control on all external devices of the site controlled by the site centralized control device.
- the multi-point control server After the multi-point control server sends a shutdown command to the site centralized control device of the participating site according to the end time of the scheduled conference and the centralized control device, the site centralized control device in the site participating in the scheduled conference enters the standby state.
- the point control server enters the standby state from the normal working state.
- the multipoint control server may be a multipoint control unit (hereinafter referred to as an MCU).
- the external device in the videoconferencing system can be put into a shutdown state in a non-meeting state, and the device in the videoconferencing system can be restored to a normal working state in the conference state; thereby, the user experience can be improved. Reduce the energy consumption of video conferencing systems.
- the state transition control method may include:
- Step 201 The site centralized control device receives a state transition command sent by the multipoint control server.
- the site centralized control device may enter the normal working state from the standby state according to the boot command. .
- Step 202 The site centralized control device performs state transition control on all external devices of the site controlled by the site centralized control device according to the state transition command.
- the state transition command is a power-on command
- the field centralized control device may perform power-on control on all external devices of the site controlled by the site centralized control device according to the power-on command.
- the site centralized control device can perform power-on control on all external devices of the site controlled by the site centralized control device according to a preset power-on sequence and a preset power-on interval, so that all external devices enter The working state; or, the site centralized control device can perform all the external devices of the site controlled by the site centralized control device through the site external device control module according to the preset power-on sequence and the preset power-on interval time. Electrical control to put all external devices into working condition.
- the above external device may include at least one or a combination of the following: a display device, a camera, a microphone and a speaker, and a video terminal.
- a display device When setting the power-on sequence, you can set the power of the external devices in descending order. For example: Power on the video terminal first, then power on the display device, camera, microphone, and speaker in turn; Power-on interval Can be set to 10 seconds.
- Power-on sequence and the power-on interval of the external device are not limited in the embodiment of the present invention. Can be arbitrarily set according to actual needs.
- the state transition command may be a shutdown command
- the field centralized control device may power off all external devices of the site controlled by the site centralized control device according to the shutdown command.
- the site centralized control device can perform power-off control on all external devices of the site controlled by the site centralized control device according to a preset power-off sequence and a preset power-off interval; or, centralized control of the site The device can perform power-off control on all external devices of the site controlled by the site centralized control device by using the site external device control module according to the preset power-off sequence and the preset power-off interval.
- the power-off sequence when setting the power-off sequence, you can set the power of the external devices from small to large. For example: Power off the speakers first, then power off the microphone, camera, display device, and video terminal in turn; The interval can be set to 10 seconds.
- the above is only an example.
- the power-off sequence and the power-off interval of the external device are not limited in the embodiment of the present invention, and may be arbitrarily set according to actual needs.
- the site centralized control device can enter the standby state from the normal working state.
- the site centralized control device may be separately configured, or may be integrated with the video terminal in the external device of the site controlled by the site centralized control device, that is, a device may be added as a site in the videoconferencing system.
- the centralized control device can also use the video terminal in the external device of the site controlled by the site centralized control device as the site centralized control device.
- the external device in the videoconferencing system can be put into a shutdown state in a non-meeting state, and the device in the videoconferencing system can be restored to a normal working state in the conference state; thereby, the user experience can be improved. Reduce the energy consumption of video conferencing systems.
- FIG. 3 is a flowchart of still another embodiment of a state transition control method according to the present invention.
- the state transition control method may include: Step 301: The MCU receives a conference reservation message, where the conference reservation message carries the start time of the reserved conference and the identifier of the conference centralized control device in the conference site participating in the reserved conference.
- the MCU can receive the conference reservation message sent by the management station in the videoconferencing system through the signaling channel, where the MCU is connected to the management station through the network; or the MCU can receive the external part of the conference site controlled by the site centralized control device.
- the MCU may enter the normal working state from the standby state before the start time of the scheduled conference.
- Step 302 The MCU sends a power-on command to the site centralized control device in the conference site participating in the conference, according to the start time of the reserved conference and the identifier of the centralized control device in the conference site participating in the conference, so that the conference centralized control device pairs All external devices of the site controlled by the site centralized control device perform power-on control.
- the MCU may send a power-on command to the site centralized control device in the conference site participating in the scheduled conference according to the start time of the reserved conference in the conference reservation message and the identifier of the conference centralized control device in the conference site participating in the conference conference.
- the site centralized control device that receives the power-on command can perform power-on control on all external devices of the site controlled by the site centralized control device, thereby achieving centralized control, in a conference state, and enabling the videoconferencing system.
- the device enters a normal working state; thereby, the user experience can be improved, and the power consumption of the video conferencing system can be reduced.
- the state transition control method may include:
- Step 401 The site centralized control device receives a boot command sent by the MCU.
- Step 402 The site centralized control device performs power-on control on all external devices of the site controlled by the site centralized control device according to the power-on command.
- the site centralized control device can enter the normal working state from the standby state according to the power-on command, and according to the preset power-on sequence and preset During the power-on interval, all external devices of the site controlled by the site centralized control device are powered on to make all external devices enter the working state.
- the above external device may include at least one or a combination of the following: a display device, a camera, a microphone, a speaker, and a video terminal.
- a display device When setting the power-on sequence, you can set the power of the external devices in descending order. For example: Power on the video terminal first, then power on the display device, camera, microphone, and speaker in turn; Power-on interval Can be set to 10 seconds.
- Power-on sequence and the power-on interval of the external device are not limited in the embodiment of the present invention, and may be arbitrarily set according to actual needs.
- the centralized control device of the site can be controlled by the site external device control module according to the preset power-on sequence and the preset power-on interval. All external devices of the site controlled by the centralized control device perform power-on control, so that all external devices enter a working state.
- the centralized control device of the site after receiving the power-on command, can enter the normal working state only by the standby state according to the power-on command; or according to the above-mentioned power-on command, combined with whether the user enters the site to control the device Participate in the venue, or whether there are on-site inspection results such as user operations at the site to determine whether to enter the normal working state from standby. That is, after receiving the power-on command, the site centralized control device can convert itself from the standby state to the normal working state according to the power-on command; or after receiving the power-on command, first detect whether a user enters the site centralized control.
- the device belongs to the participant's site, and after detecting that the user enters the site to control the participating site of the device, it converts itself from the standby state to the normal working state.
- the centralized control device of the site can be detected by means of infrared, voice control or temperature control to obtain whether there is a user at the site controlled by the centralized control device of the site, or whether there is a site detection result such as user operation at the site.
- the centralized control device of the site can receive the power-on command of the MCU, and perform power-on control on all external devices of the site controlled by the centralized control device of the site according to the power-on command, thereby implementing centralized control and meeting.
- Status enabling devices in the video conferencing system Into the normal working state; in turn, the user experience can be improved, and the power consumption of the video conferencing system can be reduced.
- FIG. 5 is a flowchart of still another embodiment of a state transition control method according to the present invention. As shown in FIG. 5, the state transition control method may include:
- Step 501 The management station performs a conference reservation, sets a start time of the reservation conference, and an identifier of the conference centralized control device in the conference site participating in the conference conference, and then sends the conference reservation message to the MCU through the signaling channel, where the conference reservation message carries The start time of the reserved meeting and the identification of the centralized control device of the meeting place in the meeting place participating in the reserved meeting.
- Step 502 The MCU is in a standby state during the non-meeting time, and performs detection according to the start time of the reserved conference, and enters a normal working state from the standby state before the start time of the reserved conference.
- the MCU can be set to move from the standby state to the normal working state N minutes before the start time of the scheduled conference, wherein N can be set by the user.
- Step 503 The MCU sends a start command to the site centralized control device in the conference site participating in the reserved conference according to the identifier of the centralized control device in the conference site participating in the conference.
- the MCU can pass through a network, for example: an Internet Protocol (Internet Protocol; IP: Network) network, an E1 network, an Integrated Services Digital Network (ISDN), or a packet switched data network (Packet). Switched Data Networks; The following is called: PSDN), etc., to send the power-on command to the centralized control device of the participating sites.
- IP Internet Protocol
- ISDN Integrated Services Digital Network
- PSDN packet switched data network
- PSDN Packet
- the "network” mentioned in all embodiments of the present invention has a similar meaning.
- Step 504 After the site centralized control device detects the power-on command through the network interface, the device may enter the normal working state according to the power-on command, and may be based on a preset power-on sequence and a preset power-on interval. All external devices of the site controlled by the centralized control device of the site perform power-on control, so that all external devices enter a working state.
- the setting of the power-on sequence and the power-on interval may refer to the embodiment shown in FIG. 2 of the present invention.
- the centralized control device of the site cannot independently perform the power-on control of the external device, the centralized control device of the site can be controlled by the site external device control module according to the preset power-on sequence and the preset power-on interval. All external devices of the site controlled by the centralized control device perform power-on control, so that all external devices enter a working state.
- the conference can be held normally.
- the foregoing embodiment can implement centralized control and enable the devices in the video conference system to enter a normal working state in a conference state; thereby improving user experience and reducing the power consumption of the video conference system.
- the embodiment shown in FIG. 5 is described by the management station in the videoconferencing system transmitting the conference reservation message to the MCU through the signaling channel.
- the embodiment of the present invention is not limited thereto, and is controlled by the site centralized control device.
- the video terminal in the external device of the site can also make a conference reservation by means of a remote controller or a webpage, and then send the identifier of the conference centralized control device in the conference site including the conference meeting and the conference site participating in the conference.
- the subsequent process is the same as step 502 to step 504, and details are not described herein again.
- FIG. 6 is a flowchart of still another embodiment of a state transition control method according to the present invention. As shown in FIG. 6, the state transition control method may include:
- Step 601 The MCU receives the conference reservation message, where the conference reservation message carries the end time of the reservation conference and the identifier of the conference centralized control device in the conference site participating in the reservation conference.
- the MCU can receive the conference reservation message sent by the management station in the videoconferencing system through the signaling channel; or the MCU can receive the conference sent by the video terminal in the external device of the conference site controlled by the site centralized control device through the network. Reservation message.
- Step 602 The MCU sends a shutdown command to the centralized control device of the site at the site to control the centralized control device of the conference site according to the end time of the scheduled conference and the identifier of the centralized control device in the conference site. Controlling all outside of the venue controlled by the device The device is powered off.
- the site centralized control device after receiving the shutdown command of the MCU, the site centralized control device performs power-off control on all external devices of the site controlled by the site centralized control device, and the conference site controlled by the site centralized control device After all the external devices are powered off, the site centralized control device enters the standby state. After the centralized control devices in the site participating in the scheduled meeting enter the standby state, the MCU enters the standby state from the normal working state.
- the MCU sends a shutdown command to the conference site centralized control device in the conference site participating in the conference, according to the end time of the scheduled conference in the conference reservation message and the identifier of the conference centralized control device in the conference site participating in the conference conference.
- the site centralized control device that receives the shutdown command can perform power-off control on all external devices of the site controlled by the site centralized control device, thereby enabling centralized control and non-meeting state in the videoconferencing system.
- the device enters a shutdown state; thereby, the user experience can be improved, and the power consumption of the video conferencing system can be reduced.
- FIG. 7 is a flowchart of still another embodiment of a state transition control method according to the present invention. As shown in FIG. 7, the state transition control method may include:
- Step 701 The centralized control device of the site receives the shutdown command sent by the MCU.
- Step 702 The site centralized control device performs power-off control on all external devices of the site controlled by the site centralized control device according to the shutdown command.
- the site centralized control device can perform power-off control on all external devices of the site controlled by the site centralized control device according to a preset power-off sequence and a preset power-off interval.
- the above external device may include at least one or a combination of the following: a display device, a camera, a microphone, a speaker, and a video terminal.
- a display device When setting the power-off sequence, you can set the power of the external devices from small to large. For example: Power off the speakers first, then power off the microphone, camera, display device, and video terminal in turn; Can be set to 10 seconds.
- the above is only an example.
- the power-off sequence and the power-off interval of the external device are not limited in the embodiment of the present invention, and may be arbitrarily set according to actual needs.
- the site centralized control device can be powered off according to a preset power-off sequence and preset power-off. All the external devices of the site controlled by the site centralized control device are powered off by the site external device control module.
- the site centralized control device may perform power-off control on all external devices of the site controlled by the site centralized control device according to the shutdown command; And performing power-off control on all external devices of the site controlled by the centralized control device of the site, in combination with whether there is a user at the site controlled by the site centralized control device, or whether there is a site detection result such as user operation at the site. .
- the site centralized control device can perform power-off control on all external devices of the site controlled by the site centralized control device according to the shutdown command; or after receiving the shutdown command, And detecting whether there is a user at the site controlled by the centralized control device of the site, and after detecting that there is no user at the site, performing power-off control on all external devices of the site controlled by the centralized control device of the site.
- the centralized control device of the site may perform detection by means of infrared, voice control or temperature control to obtain whether there is a user at the site controlled by the centralized control device of the site, or whether there is a site detection result such as user operation at the site.
- the site centralized control device may send a shutdown prompt to the user of the site controlled by the site centralized control device before performing power-off control on all the external devices of the site controlled by the site centralized control device.
- a predetermined time for example, 5 minutes
- the site centralized control device After determining that all the external devices in the site controlled by the site centralized control device are powered off, the site centralized control device enters the standby state from the normal working state.
- the MCU sends a shutdown command to the conference site centralized control device in the conference site participating in the conference, according to the end time of the scheduled conference in the conference reservation message and the identifier of the conference centralized control device in the conference site participating in the conference conference.
- the site centralized control that receives the shutdown command
- the device can perform power-off control on all external devices of the site controlled by the site centralized control device, so that centralized control can be used to enable the devices in the videoconferencing system to enter a shutdown state in a non-meeting state; User experience reduces the power consumption of video conferencing systems.
- FIG. 8 is a flowchart of still another embodiment of a state transition control method according to the present invention. As shown in FIG. 8, the state transition control method may include:
- Step 801 The management station performs a conference reservation, sets an end time of the reserved conference, and an identifier of the conference centralized control device in the conference site participating in the conference, and then sends the conference reservation message to the MCU through the signaling channel, where the conference reservation message carries The end time of the reserved meeting and the identification of the centralized control device of the meeting place in the meeting place participating in the reserved meeting.
- Step 802 The MCU sends a shutdown command to the site centralized control device in the conference site participating in the scheduled conference according to the end time of the scheduled conference and the identifier of the centralized control device in the conference site participating in the conference.
- the MCU may send a shutdown command to each participating conference site of the reserved conference according to the end time of the reserved conference, or N minutes in advance; wherein, N may be set by the user.
- Step 803 After detecting the shutdown command through the network interface, the site centralized control device may perform all the external devices of the site controlled by the site centralized control device according to the preset power-off sequence and the preset power-off interval. Power off control.
- the site centralized control device can be powered off according to a preset power-off sequence and preset power-off. All the external devices of the site controlled by the site centralized control device are powered off by the site external device control module.
- the site centralized control device may perform power-off control on all external devices of the site controlled by the site centralized control device according to the shutdown command; And combined with the centralized control equipment controlled by the venue Whether there is a user at the site, or whether there is a site detection result such as a user operation on the site, and all the external devices of the site controlled by the site centralized control device are powered off.
- the site centralized control device can perform power-off control on all external devices of the site controlled by the site centralized control device according to the shutdown command; or after receiving the shutdown command, And detecting whether there is a user at the site controlled by the centralized control device of the site, and after detecting that there is no user at the site, performing power-off control on all external devices of the site controlled by the centralized control device of the site.
- the centralized control device of the site may perform detection by means of infrared, voice control, or temperature control to obtain whether there is a user at the site controlled by the centralized control device of the site, or whether there is a site detection result such as user operation at the site.
- the site centralized control device may send a shutdown prompt to the user before powering off all the external devices of the site controlled by the site centralized control device, for example: prompting the user through the display device Ending the conference and automatically shutting down; After performing the shutdown confirmation of the user, performing the step of power-off control of all external devices of the conference site controlled by the site centralized control device.
- the centralized control device of the site does not receive the shutdown confirmation of the user within a predetermined time (for example, 5 minutes), and the centralized control device can control the device controlled by the centralized control device of the site according to the default setting. All external devices in the venue are forcibly powered down.
- Step 804 After all the external devices of the site controlled by the site centralized control device are powered off, the site centralized control device enters a standby state.
- Step 805 After the centralized control device in the conference site participating in the reserved conference enters the standby state, the MCU enters the standby state from the normal working state.
- the foregoing embodiment can implement the centralized control to enable the devices in the videoconferencing system to enter a shutdown state in a non-meeting state; thereby, the user experience can be improved, and the energy consumption of the videoconferencing system can be reduced.
- the embodiment shown in FIG. 8 is described by the management station in the videoconferencing system transmitting the conference reservation message to the MCU through the signaling channel.
- the embodiment of the present invention is not limited thereto, and is controlled by the site centralized control device.
- the video terminal in the external device of the venue can also pass the remote control or the network.
- the web page is sent to the MCU through the network, and the subsequent process is the same as the step 802 to the step 805.
- the subsequent process is the same as the step 802 to the step 805. No longer.
- FIG. 9 is a schematic structural diagram of an embodiment of a multipoint control server according to the present invention.
- the multipoint control server in this embodiment can implement the flowchart of the embodiment shown in FIG. 1, FIG. 3 and FIG. 6 of the present invention, as shown in FIG.
- the multipoint control server can include:
- the first receiving module 91 is configured to receive a conference reservation message, where the conference reservation message carries a start time, an end time, and an identifier of the site centralized control device in the conference site participating in the reserved conference;
- the first receiving module 91 may receive a conference reservation message sent by the management station in the videoconferencing system through the signaling channel, where the multipoint control server is connected to the management station through a network; or, the receiving is controlled by the site centralized control device. a conference reservation message sent by the video terminal in the external device of the site through the network, and the multipoint control server is connected to the video terminal through a network.
- the sending module 92 is configured to control the device according to the start time of the reserved meeting and the site centralized control device in the conference site participating in the reserved conference, or according to the end time of the reserved conference and the conference site centralized control device in the conference site participating in the reserved conference.
- the device sends a state transition command to the site centralized control device, so that the site centralized control device performs state transition control on all external devices of the site controlled by the site centralized control device.
- the sending module 92 may send a power-on command to the site centralized control device in the conference site participating in the scheduled conference according to the start time of the reserved conference and the identifier of the site centralized control device in the conference site participating in the reserved conference, so that the conference site is centralized.
- the control device is controlled by the centralized control device of the venue. All the external devices of the site are powered on; or, according to the end time of the reserved meeting and the identifier of the centralized control device in the site participating in the scheduled meeting, the centralized control device in the meeting place participating in the reserved meeting
- the shutdown command is sent to enable the site centralized control device to perform power-off control on all external devices of the site controlled by the site centralized control device.
- the multipoint control server may further include: a first state transition module 93, configured to: after the first receiving module 91 receives the conference reservation message, at a start time of the reserved conference Before, the multi-point control server enters the normal working state from the standby state; and after the site centralized control device in the conference site participating in the scheduled conference meets the standby state, the multi-point control server enters the standby state from the normal working state.
- a first state transition module 93 configured to: after the first receiving module 91 receives the conference reservation message, at a start time of the reserved conference Before, the multi-point control server enters the normal working state from the standby state; and after the site centralized control device in the conference site participating in the scheduled conference meets the standby state, the multi-point control server enters the standby state from the normal working state.
- the multipoint control server may be an MCU.
- the sending module 92 may, according to the start time and the end time of the reserved meeting in the meeting reservation message, and the identifier of the centralized control device in the meeting place participating in the reserved meeting, participate in the meeting place participating in the reserved meeting.
- the site centralized control device sends a switch command, so that the site centralized control device that receives the switch command can perform power-on and power-off control on all external devices of the site controlled by the site centralized control device, thereby achieving centralized control.
- the devices in the videoconferencing system are put into a shutdown state, and the devices in the videoconferencing system are restored to the normal working state in the conference state; thereby, the user experience is improved, and the energy consumption of the videoconferencing system is reduced.
- FIG. 10 is a schematic structural diagram of an embodiment of a centralized control device for a site according to the present invention.
- the site centralized control device in this embodiment can implement the process of the embodiment shown in FIG. 2, FIG. 4 or FIG. 7 of the present invention, as shown in FIG.
- the centralized control device of the site may include:
- the second receiving module 1001 is configured to receive a state transition command sent by the multipoint control server.
- the state transition control module 1002 is configured to: according to the state transition command received by the second receiving module 1001, the device controlled by the site centralized control device. All external devices of the venue perform state transition control.
- the state transition control module 1002 may when the state transition command is a power-on command, And performing power-on control on all the external devices of the site controlled by the site centralized control device according to the power-on command; or, when the state transition command is a shutdown command, controlling the centralized control device by the site according to the shutdown command All external devices of the site are powered down. Head, microphone, speaker and video terminal.
- the state transition control module 1002 may perform all the external devices of the site controlled by the site centralized control device according to a preset power-on sequence and a preset power-on interval. Electrical control, which enables all external devices to enter the working state; or, the centralized control device of the site can control the device controlled by the centralized control device of the site through the external device control module of the site according to the preset power-on sequence and the preset power-on interval. All external devices in the conference site are powered on to make all external devices enter the working state.
- the power-on sequence When setting the power-on sequence, you can set the power of the external devices in descending order. For example: Power on the video terminal first, then power on the display device, camera, microphone, and speaker in turn; Power-on interval Can be set to 10 seconds.
- Power-on sequence and the power-on interval of the external device are not limited, and may be arbitrarily set according to actual needs.
- the state transition control module 1002 may perform all the external devices of the site controlled by the site centralized control device according to a preset power-off sequence and a preset power-off interval.
- the power-off control; or, the centralized control device of the site can perform all the external devices of the site controlled by the centralized control device of the site through the site external device control module according to the preset power-off sequence and the preset power-off interval. Power off control.
- the power-off sequence when setting the power-off sequence, you can set the power of the external devices from small to large. For example: Power off the speakers first, then power off the microphone, camera, display device, and video terminal in turn; The interval can be set to 10 seconds.
- the above is only an example.
- the power-off sequence and the power-off interval of the external device are not limited in the embodiment of the present invention, and may be arbitrarily set according to actual needs.
- the site centralized control device may further include: a second state transition module 1003, configured to: when the state transition command received by the second receiving module 1 001 is a power-on command, enable the conference site according to the power-on command
- the centralized control device enters the normal working state from the standby state; and after all the external devices of the site controlled by the site centralized control device are powered off, the centralized control device of the site is brought into the standby state from the normal working state.
- the site centralized control device may be separately configured, or may be integrated with the video terminal in the external device of the site controlled by the site centralized control device, that is, a device may be added as a site in the videoconferencing system.
- the centralized control device can also use the video terminal in the external device of the site controlled by the site centralized control device as the site centralized control device.
- the centralized control device of the site can implement centralized control, and the device in the videoconferencing system enters a shutdown state in a non-meeting state, and the device in the videoconferencing system is restored to a normal working state in a conference state; thereby improving user experience. , reduce the energy consumption of the video conferencing system.
- FIG. 1 is a schematic structural diagram of an embodiment of a video conference system according to the present invention. As shown in FIG. 1 , the video conference system may include:
- the multi-point control server 1 1 01 is configured to receive a conference reservation message, where the conference reservation message carries a start time, an end time, and an identifier of the centralized control device of the conference site in the conference site participating in the reserved conference;
- the identifier of the control device that is concentrated in the site of the site that participates in the reservation meeting, or the state transition command is sent to the site centralized control device according to the end time of the scheduled conference and the identifier of the centralized control device of the site in the conference site participating in the scheduled conference;
- the multipoint control server 1 101 is mainly used for switching or mixing data such as video and audio of multiple video terminals according to the command of the management station; and performing video and audio encoding and decoding, multi-picture and mixing according to a specific network and a specific protocol.
- the processing is a central component of the video conferencing system; the multipoint control server 101 can be implemented by the multipoint control server of the embodiment shown in Fig. 9 of the present invention.
- the multipoint control server 1 1 01 is taken as an example of an MCU.
- the site centralized control device 1 1 02 is configured to receive a state transition command sent by the multipoint control server 1 1 01, and according to the state transition command, the site controlled by the site centralized control device 1 102 All external devices perform state transition control.
- the site centralized control device 1 102 can be integrated into the video terminal in the external device of the site controlled by the site centralized control device 1 102, or can be a separate control device.
- the implementation of the device 1 102 is not limited; the site centralized control device 1 102 can be implemented by the site centralized control device of the embodiment shown in FIG. 10 of the present invention.
- the above-mentioned conference system can realize the centralized control, and the devices in the video conference system enter the shutdown state in the non-meeting state, and the devices in the video conference system are restored to the normal working state in the conference state; thereby, the user experience can be improved and the user experience can be reduced.
- the energy consumption of the video conferencing system can realize the centralized control, and the devices in the video conference system enter the shutdown state in the non-meeting state, and the devices in the video conference system are restored to the normal working state in the conference state; thereby, the user experience can be improved and the user experience can be reduced.
- the energy consumption of the video conferencing system can realize the centralized control, and the devices in the video conference system enter the shutdown state in the non-meeting state, and the devices in the video conference system are restored to the normal working state in the conference state; thereby, the user experience can be improved and the user experience can be reduced.
- the energy consumption of the video conferencing system can realize the centralized control, and the devices in the video conference system enter the
- FIG. 12 is a schematic structural diagram of another embodiment of a video conference system according to the present invention. The difference from the video conference system shown in FIG. 11 is that the conference system may further include:
- the management station 1 103 is configured to perform at least one of the following operations: defining a conference, scheduling a conference, scheduling a conference, and controlling the conference; and sending the conference reservation message to the MCU 1 101 through a signaling channel.
- the management station 1 103 is a user management interface of the MCU 1 101, and is connected to the MCU through a network, or may be built in the MCU 1 101.
- the network 1 104 is configured to perform communication between the site centralized control device 1 102 and the MCU 1 101; the network may be a network such as an IP network, an E1 network, an ISDN, or a PSDN.
- the site external device control module 1 105 is configured to assist the site centralized control device 1 102 to perform state transition control on all external devices of the site controlled by the site centralized control device 1 102; specifically, the site external device control module 1 105 can be implemented by a relay.
- the videoconferencing system may further include: a site detecting module 1 106.
- the site centralized control device 1 102 can enter the normal working state from the standby state only according to the power-on command; or according to the above-mentioned power-on command, combined with the site detection module 1 106 detecting whether there is any
- the user enters the site controlled by the centralized control device of the site, or whether there are on-site detection results such as user operations on the site to determine whether the standby state enters the normal working state.
- the site centralized control device 1 102 can convert itself from the standby state to the normal working state according to the power-on command; or after receiving the power-on command,
- the site detection module 1 106 first detects whether a user enters the site controlled by the site centralized control device, and after the site detection module 1 106 detects that the user enters the site controlled by the site centralized control device, and then sets itself to the standby state. Convert to normal working condition.
- 1 1 06 can be detected by means of infrared, voice control or temperature control to obtain whether there is a user at the site controlled by the site centralized control device 1 102, or whether there is a site test result such as user operation at the site.
- the site centralized control device 1 102 can perform power-off control on all external devices of the site controlled by the site centralized control device 1 102 according to the shutdown command;
- the command is combined with the presence of the user at the site controlled by the site centralized control device 1 102 detected by the site detection module 1 106, or whether there is a site detection result such as a user operation at the site, and the centralized control device 1 102 is controlled by the site. All external devices of the controlled site are powered down.
- the site centralized control device 1 102 can perform power-off control on all external devices of the site controlled by the site centralized control device 1 102 according to the shutdown command;
- the site detection module 1 106 detects whether there is a user at the site controlled by the site centralized control device 1 102, and detects that the site control device 1 106 controls the centralized control device.
- the site site has no users, all the external devices of the site controlled by the site centralized control device 1 102 are powered off.
- the site detecting module 1 106 can perform detection by means of infrared, voice control, or temperature control to obtain whether the site is controlled by the site centralized control device 1 102, or whether there is a user operation on the site. Test results.
- the site detection module 1 1 06 can be integrated into the site centralized control device 1 102, or can be set independently.
- the implementation form of the site detection module 1 106 is not limited in this embodiment. This embodiment is described by taking the independent setting of the site detecting module 1 1 06 as an example.
- the site centralized control device 1 102 is taken as an example of a separate control device.
- the above video conferencing system can realize video conferencing through centralized control in a non-conference state.
- the device in the system enters the shutdown state, and the device in the videoconferencing system is restored to the normal working state in the conference state; thereby, the user experience is improved, and the energy consumption of the videoconferencing system is reduced.
- FIG. 13 is a schematic structural diagram of still another embodiment of a video conference system according to the present invention.
- the difference is that the conference centralized control device 1 102 is integrated in the centralized control of the conference site.
- the video terminal 1 107 in the conference site controlled by the device 1 102 is taken as an example for description.
- the video conferencing system in this embodiment does not include the management station 1 103.
- the video terminal 1 107 is configured to send a conference reservation message to the MCU 1 101 through the network 1104, and the video terminal 1 107 is connected to the MCU 1 101 through a network. Specifically, the video terminal 1 107 makes a conference reservation by means of a remote controller or the web, and then passes the conference reservation message including the start time and the end time of the reservation conference and the identification of the conference centralized control device in the conference site participating in the reservation conference through the network. 1 104 is sent to the MCU 1 101.
- the above-mentioned conference system can realize the centralized control, and the devices in the video conference system enter the shutdown state in the non-meeting state, and the devices in the video conference system are restored to the normal working state in the conference state; thereby, the user experience can be improved and the user experience can be reduced.
- the energy consumption of the video conferencing system can realize the centralized control, and the devices in the video conference system enter the shutdown state in the non-meeting state, and the devices in the video conference system are restored to the normal working state in the conference state; thereby, the user experience can be improved and the user experience can be reduced.
- the energy consumption of the video conferencing system can realize the centralized control, and the devices in the video conference system enter the shutdown state in the non-meeting state, and the devices in the video conference system are restored to the normal working state in the conference state; thereby, the user experience can be improved and the user experience can be reduced.
- the energy consumption of the video conferencing system can realize the centralized control, and the devices in the video conference system enter the
- modules in the apparatus in the embodiments may be distributed in the apparatus of the embodiment according to the description of the embodiments, or may be correspondingly changed in one or more apparatuses different from the embodiment.
- the modules of the above embodiments may be combined into one module, or may be further split into a plurality of sub-modules.
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Abstract
本发明实施例提供一种状态转换控制方法、多点控制服务器和视讯会议系统,该状态转换控制方法包括:多点控制服务器接收会议预约消息,该会议预约消息携带预约会议的开始时刻、结束时刻和参与该预约会议的会场中的会场集中控制设备的标识;根据预约会议的开始时刻和参与该预约会议的会场中的会场集中控制设备的标识,或者根据预约会议的结束时刻和参与该预约会议的会场中的会场集中控制设备的标识向会场集中控制设备发送状态转换命令。本发明实施例可以实现通过集中控制,在非会议状态,使视讯会议系统中的设备进入关机状态,在会议状态,使视讯会议系统中的设备恢复到正常工作状态;进而可以提高用户体验度,降低视讯会议系统的能耗。
Description
状态转换控制方法、 多点控制服务器和视讯会议系统 本申请要求于 2011 年 6 月 28 日提交中国专利局、 申请号为 201110177505.1、 发明名称为"状态转换控制方法、 多点控制服务器和视讯会 议系统"的中国专利申请的优先权, 其全部内容通过引用结合在本申请中。
技术领域
本发明实施例涉及通信技术领域, 尤其涉及一种状态转换控制方法、 多 点控制服务器和视讯会议系统。
背景技术
视讯会议是通过视频输出输入设备和音频输出输入设备在两个或多个地 点的用户之间举行会议, 实时传送图像和声音的通信方式。 视讯会议同时还 可以附加静止图像、 文件、 传真等信号的传送。 参加视讯会议的人, 可以通 过视频输出输入设备和音频输出输入设备发表意见, 同时观察对方的形象、 动作和表情等, 并能出示实物、 图纸和文件等实拍的图像, 或者显示在黑板、 白板上写的字和画的图, 使参加会议的人感到如同和对方进行 "面对面" 的 交谈, 在效果上可以代替现场举行的会议。 但是, 现有视讯会议系统中的所有部件, 均需用户手动上下电, 操作繁 瑣, 用户体验度较差; 并且, 经常有用户开完会后忘记关机, 浪费能源, 且 一直上电也会降低视讯会议系统中部件的使用寿命。
发明内容
本发明实施例提供一种状态转换控制方法、 多点控制服务器和视讯会议 系统, 以实现对视讯会议系统中的所有部件进行自动上下电, 降低视讯会议 系统的使用能耗。
本发明实施例提供一种状态转换控制方法, 应用于视讯会议系统, 所述 视讯会议系统至少包括多点控制服务器、 处于某一会场的会场集中控制设备 和由所述会场集中控制设备控制的所述会场的所有外部设备, 所述会场集中 控制设备与由所述会场集中控制设备控制的所述会场的所有外部设备直接连 接, 所述多点控制服务器与所述会场集中控制设备通过网络连接, 包括: 所述多点控制服务器接收会议预约消息, 所述会议预约消息携带预约会 议的开始时刻、 结束时刻和参与所述预约会议的会场中的会场集中控制设备 的标识;
所述多点控制服务器根据所述预约会议的开始时刻和参与所述预约会议 的会场中的会场集中控制设备的标识, 或者根据所述预约会议的结束时刻和 参与所述预约会议的会场中的会场集中控制设备的标识向所述会场集中控制 设备发送状态转换命令, 以使所述会场集中控制设备对由所述会场集中控制 设备控制的所述会场的所有外部设备进行状态转换控制。
本发明实施例还提供一种状态转换控制方法, 应用于视讯会议系统, 所 述视讯会议系统至少包括多点控制服务器、 处于某一会场的会场集中控制设 备和由所述会场集中控制设备控制的所述会场的所有外部设备, 所述会场集 中控制设备与由所述会场集中控制设备控制的所述会场的所有外部设备直接 连接, 所述多点控制服务器与所述会场集中控制设备通过网络连接, 包括: 所述会场集中控制设备接收所述多点控制服务器发送的状态转换命令; 所述会场集中控制设备根据所述状态转换命令, 对由所述会场集中控制 设备控制的所述会场的所有外部设备进行状态转换控制。
本发明实施例还提供一种多点控制服务器, 包括:
第一接收模块, 用于接收会议预约消息, 所述会议预约消息携带预约会 议的开始时刻、 结束时刻和参与所述预约会议的会场中的会场集中控制设备 的标识;
发送模块, 用于根据所述预约会议的开始时刻和参与所述预约会议的会
场中的会场集中控制设备的标识, 或者根据所述预约会议的结束时刻和参与 所述预约会议的会场中会场集中控制设备的标识向所述会场集中控制设备发 送状态转换命令, 以使所述会场集中控制设备对由所述会场集中控制设备控 制的所述会场的所有外部设备进行状态转换控制。
本发明实施例还提供一种会场集中控制设备, 包括:
第二接收模块, 用于接收多点控制服务器发送的状态转换命令; 状态转换控制模块, 用于根据所述第二接收模块接收的所述状态转换命 令, 对由所述会场集中控制设备控制的所述会场的所有外部设备进行状态转 换控制。
本发明实施例还提供一种视讯会议系统, 包括:
多点控制服务器, 用于接收会议预约消息, 所述会议预约消息携带预约 会议的开始时刻、 结束时刻和参与所述预约会议的会场中的会场集中控制设 备的标识; 根据所述预约会议的开始时刻和参与所述预约会议的会场中的会 场集中控制设备的标识, 或者根据所述预约会议的结束时刻和参与所述预约 会议的会场中的会场集中控制设备的标识向所述会场集中控制设备发送状态 转换命令;
会场集中控制设备, 用于接收所述多点控制服务器发送的状态转换命令, 根据所述状态转换命令, 对由所述会场集中控制设备控制的所述会场的所有 外部设备进行状态转换控制。 通过本发明实施例, 多点控制服务器根据会议预约消息携带的预约会议 的开始时刻和参与该预约会议的会场中的会场集中控制设备的标识, 或者根 据预约会议的结束时刻和参与该预约会议的会场中的会场集中控制设备的标 识向会场集中控制设备发送状态转换命令, 这样, 接收到状态转换命令的会 场集中控制设备可以对由该会场集中控制设备控制的会场的所有外部设备进 行状态转换控制, 从而可以实现通过集中控制, 在非会议状态, 使视讯会议 系统中的外部设备进入关机状态, 在会议状态, 使视讯会议系统中的设备恢
复到正常工作状态; 进而可以提高用户体验度, 降低视讯会议系统的能耗。 附图说明
为了更清楚地说明本发明实施例或现有技术中的技术方案, 下面将对实 施例或现有技术描述中所需要使用的附图作一筒单地介绍, 显而易见地, 下 面描述中的附图是本发明的一些实施例, 对于本领域普通技术人员来讲, 在 不付出创造性劳动的前提下, 还可以根据这些附图获得其他的附图。
图 1为本发明状态转换控制方法一个实施例的流程图;
图 2为本发明状态转换控制方法另一个实施例的流程图;
图 3为本发明状态转换控制方法再一个实施例的流程图;
图 4为本发明状态转换控制方法再一个实施例的流程图;
图 5为本发明状态转换控制方法再一个实施例的流程图;
图 6为本发明状态转换控制方法再一个实施例的流程图;
图 7为本发明状态转换控制方法再一个实施例的流程图;
图 8为本发明状态转换控制方法再一个实施例的流程图;
图 9为本发明多点控制服务器一个实施例的结构示意图;
图 10为本发明会场集中控制设备一个实施例的结构示意图;
图 11为本发明视讯会议系统一个实施例的结构示意图;
图 12为本发明视讯会议系统另一个实施例的结构示意图; 图 13为本发明视讯会议系统再一个实施例的结构示意图。 具体实施方式
为使本发明实施例的目的、 技术方案和优点更加清楚, 下面将结合本发 明实施例中的附图, 对本发明实施例中的技术方案进行清楚、 完整地描述, 显然, 所描述的实施例是本发明一部分实施例, 而不是全部的实施例。 基于 本发明中的实施例, 本领域普通技术人员在没有做出创造性劳动的前提下所
获得的所有其他实施例, 都属于本发明保护的范围。
本发明实施例提供的状态转换控制方法可以应用于视讯会议系统中, 该 视讯会议系统至少可以包括多点控制服务器、 处于某一会场的会场集中控制 设备和由上述会场集中控制设备控制的所述会场的所有外部设备; 其中, 会 场集中控制设备与该会场集中控制设备所属参与会场中的所有外部设备直接 连接, 多点控制服务器与上述会场集中控制设备通过网络连接。 另外, 上述 视讯会议系统还可以包括管理台和由会场集中控制设备控制的所述会场的外 部设备中的视讯终端, 其中, 管理台可以单独设置, 也可以与多点控制服务 器集成设置; 上述会场集中控制设备可以单独设置, 也可以与由该会场集中 控制设备控制的所述会场的外部设备中的视讯终端集成设置。 具体地, 上述 视讯会议系统的结构可以如图 12和图 13所示。
需要说明的是, 本发明以下实施例的描述中, 待机状态是设备在省电模 式下的一种状态, 在待机状态下设备基本上不耗电, 并且设备可以在短时间 内恢复到进入待机状态之前的状态。 在待机状态下, 运行中的软件和打开的 文件仍可保持原来的状态, 并且在待机状态下, 只向设备的内存供应电能。
正常工作状态是指设备的所有元件均上电工作的状态。
图 1为本发明状态转换控制方法一个实施例的流程图, 如图 1所示, 该状 态转换控制方法可以包括:
步骤 1 01 , 多点控制服务器接收会议预约消息, 该会议预约消息携带预约 会议的开始时刻、 结束时刻和参与该预约会议的会场中的会场集中控制设备 的标识。
本发明实施例中, 参与该预约会议的会场中的会场集中控制设备的标识 可以由字符、 字符串和 /或数字等来表示, 本发明实施例对会场集中控制设备 的标识的具体形式不作限定, 只要可以唯一标识该会场集中控制设备即可。
具体地, 多点控制服务器接收会议预约消息可以为:
多点控制服务器接收视讯会议系统中的管理台通过信令通道发送的会议
预约消息, 该多点控制服务器与管理台通过网络连接; 或者,
多点控制服务器接收由会场集中控制设备控制的所述会场的外部设备中 的视讯终端通过网络发送的会议预约消息, 该多点控制服务器与上述视讯终 端通过网络连接。
进一步地, 本实施例中, 多点控制服务器接收到所述会议预约消息之后, 多点控制服务器可以在预约会议的开始时刻之前由待机状态进入正常工作状 态。
其中, 在待机状态下, 多点控制服务器处于省电模式, 只能检测网络, 接收会议预约消息; 在正常工作状态下, 多点控制服务器的所有硬件全部上 电工作。
步骤 102, 多点控制服务器根据预约会议的开始时刻和参与该预约会议的 会场中的会场集中控制设备的标识, 或者根据预约会议的结束时刻和参与该 预约会议的会场中的会场集中控制设备的标识向会场集中控制设备发送状态 转换命令, 以使会场集中控制设备对由该会场集中控制设备控制的所述会场 的所有外部设备进行状态转换控制。
具体地, 多点控制服务器可以根据预约会议的开始时刻和参与该预约会 议的会场中的会场集中控制设备的标识向参与会场的会场集中控制设备发送 开机命令, 以使上述会场集中控制设备对由上述会场集中控制设备控制的所 述会场的所有外部设备进行上电控制; 或者, 多点控制服务器可以根据预约 会议的结束时刻和参与该预约会议的会场中的会场集中控制设备的标识向参 与会场的会场集中控制设备发送关机命令, 以使上述会场集中控制设备对由 上述会场集中控制设备控制的所述会场的所有外部设备进行下电控制。
在多点控制服务器根据预约会议的结束时刻和会场集中控制设备的标识 向参与会场的会场集中控制设备发送关机命令之后, 如果参与上述预约会议 的会场中的会场集中控制设备均进入待机状态, 多点控制服务器由正常工作 状态进入待机状态。
本实施例中, 多点控制服务器具体可以为多点控制单元 ( Multipoint Control Unit; 以下筒称: MCU ) 。
上述实施例可以实现通过集中控制, 在非会议状态, 使视讯会议系统中 的外部设备进入关机状态, 在会议状态, 使视讯会议系统中的设备恢复到正 常工作状态; 进而可以提高用户体验度, 降低视讯会议系统的能耗。
图 2为本发明状态转换控制方法另一个实施例的流程图, 如图 2所示, 该 状态转换控制方法可以包括:
步骤 201 , 会场集中控制设备接收多点控制服务器发送的状态转换命令。 本实施例中, 在会场集中控制设备接收到多点控制服务器发送的状态转 换命令之后, 当该状态转换命令为开机命令时, 会场集中控制设备可以根据 上述开机命令, 由待机状态进入正常工作状态。
步骤 202, 会场集中控制设备根据上述状态转换命令, 对由该会场集中控 制设备控制的所述会场的所有外部设备进行状态转换控制。
本实施例的一种实现方式中, 上述状态转换命令为开机命令, 则会场集 中控制设备可以根据上述开机命令, 对由该会场集中控制设备控制的所述会 场的所有外部设备进行上电控制。 具体地, 会场集中控制设备可以根据预先 设置的上电顺序和预先设置的上电间隔时间, 对由该会场集中控制设备控制 的所述会场的所有外部设备进行上电控制, 使所有外部设备进入工作状态; 或者, 会场集中控制设备可以根据预先设置的上电顺序和预先设置的上电间 隔时间, 通过会场外部设备控制模块对由上述会场集中控制设备控制的所述 会场的所有外部设备进行上电控制, 使所有外部设备进入工作状态。
其中, 上述外部设备至少可以包括以下之一或组合: 显示设备、 摄像头、 麦克风和扬声器以及视讯终端。 在设置上电顺序时, 可以按照外部设备的功 率由大到小的顺序设置, 例如: 先对视讯终端进行上电, 然后依次对显示设 备、 摄像头、 麦克风和扬声器进行上电; 上电间隔时间可以设置为 10秒。 以 上仅为示例, 本发明实施例对外部设备的上电顺序和上电间隔时间不作限定,
可以根据实际需要任意设置。
本实施例的另一种实现方式中, 上述状态转换命令可以为关机命令, 则 会场集中控制设备可以根据上述关机命令, 对由该会场集中控制设备控制的 所述会场的所有外部设备进行下电控制。 具体地, 会场集中控制设备可以根 据预先设置的下电顺序和预先设置的下电间隔时间, 对由该会场集中控制设 备控制的所述会场的所有外部设备进行下电控制; 或者, 会场集中控制设备 可以根据预先设置的下电顺序和预先设置的下电间隔时间, 通过会场外部设 备控制模块对由该会场集中控制设备控制的所述会场的所有外部设备进行下 电控制。
同样, 在设置下电顺序时, 可以按照外部设备的功率由小到大的顺序设 置, 例如: 先对扬声器进行下电, 然后依次对麦克风、 摄像头、 显示设备和 视讯终端进行下电; 下电间隔时间可以设置为 10秒。 以上仅为示例, 本发明 实施例对外部设备的下电顺序和下电间隔时间不作限定, 可以根据实际需要 任意设置。
本实施例中, 在确定由该会场集中控制设备控制的所述会场的所有外部 设备均下电之后, 该会场集中控制设备可以由正常工作状态进入待机状态。
本实施例中, 会场集中控制设备可以单独设置, 也可以与由该会场集中 控制设备控制的所述会场的外部设备中的视讯终端集成设置, 即可以在视讯 会议系统中新增一设备作为会场集中控制设备, 也可以利用由该会场集中控 制设备控制的所述会场的外部设备中的视讯终端作为会场集中控制设备。
上述实施例可以实现通过集中控制, 在非会议状态, 使视讯会议系统中 的外部设备进入关机状态, 在会议状态, 使视讯会议系统中的设备恢复到正 常工作状态; 进而可以提高用户体验度, 降低视讯会议系统的能耗。
本发明以下实施例的描述中以多点控制服务器为 MCU为例进行说明。 图 3为本发明状态转换控制方法再一个实施例的流程图, 如图 3所示, 该 状态转换控制方法可以包括:
步骤 301 , MCU接收会议预约消息, 该会议预约消息携带预约会议的开 始时刻和参与该预约会议的会场中的会场集中控制设备的标识。
具体地, MCU可以接收视讯会议系统中的管理台通过信令通道发送的会 议预约消息, 其中, MCU与管理台通过网络连接; 或者, MCU可以接收由会 场集中控制设备控制的所述会场的外部设备中的视讯终端通过网络发送的会 议预约消息, 其中, MCU与视讯终端通过网络连接。
进一步地, 本实施例中, MCU接收到会议预约消息之后, 该 MCU可以在 上述预约会议的开始时刻之前由待机状态进入正常工作状态。
步骤 302, MCU根据预约会议的开始时刻和参与该预约会议的会场中的 会场集中控制设备的标识, 向参与该预约会议的会场中的会场集中控制设备 发送开机命令, 以使会场集中控制设备对由该会场集中控制设备控制的所述 会场的所有外部设备进行上电控制。
上述实施例中, MCU可以根据会议预约消息中的预约会议的开始时刻和 参与该预约会议的会场中的会场集中控制设备的标识, 向参与该预约会议的 会场中的会场集中控制设备发送开机命令, 这样, 接收到开机命令的会场集 中控制设备可以对由该会场集中控制设备控制的所述会场的所有外部设备进 行上电控制, 从而可以实现通过集中控制, 在会议状态, 使视讯会议系统中 的设备进入正常工作状态; 进而可以提高用户体验度, 降低视讯会议系统的 能耗。
图 4为本发明状态转换控制方法再一个实施例的流程图, 如图 4所示, 该 状态转换控制方法可以包括:
步骤 401 , 会场集中控制设备接收 MCU发送的开机命令。
步骤 402, 会场集中控制设备根据上述开机命令, 对由该会场集中控制设 备控制的所述会场的所有外部设备进行上电控制。
具体地, 会场集中控制设备可以在接收到开机命令之后, 根据该开机命 令, 由待机状态进入正常工作状态, 并根据预先设置的上电顺序和预先设置
的上电间隔时间, 对由该会场集中控制设备控制的所述会场的所有外部设备 进行上电控制, 使所有外部设备进入工作状态。
其中, 上述外部设备至少可以包括以下之一或组合: 显示设备、 摄像头、 麦克风、 扬声器和视讯终端。 在设置上电顺序时, 可以按照外部设备的功率 由大到小的顺序设置, 例如: 先对视讯终端进行上电, 然后依次对显示设备、 摄像头、 麦克风和扬声器进行上电; 上电间隔时间可以设置为 10秒。 以上仅 为示例, 本发明实施例对外部设备的上电顺序和上电间隔时间不作限定, 可 以根据实际需要任意设置。
另外, 如果会场集中控制设备不能独立进行外部设备的上电控制, 则该 会场集中控制设备可以根据预先设置的上电顺序和预先设置的上电间隔时 间, 通过会场外部设备控制模块对由该会场集中控制设备控制的所述会场的 所有外部设备进行上电控制, 使所有外部设备进入工作状态。
在具体实现时, 在接收到开机命令之后, 会场集中控制设备可以仅根据 该开机命令, 由待机状态进入正常工作状态; 也可以根据上述开机命令, 并 结合是否有用户进入该会场集中控制设备所属参与会场, 或者现场是否有用 户操作等现场检测结果, 确定是否由待机状态进入正常工作状态。 也就是说, 在接收到开机命令之后, 会场集中控制设备可以根据该开机命令将自身由待 机状态转换为正常工作状态; 也可以在接收到开机命令之后, 先检测是否有 用户进入该会场集中控制设备所属参与会场, 并在检测到用户进入该会场集 中控制设备所属参与会场之后, 再将自身由待机状态转换为正常工作状态。 具体地, 会场集中控制设备可以通过红外、 声控或温控等手段进行检测, 以 获得由该会场集中控制设备控制的所述会场现场是否有用户, 或者现场是否 有用户操作等现场检测结果。
上述实施例中, 会场集中控制设备可以接收 MCU的开机命令, 根据该开 机命令对由该会场集中控制设备控制的所述会场的所有外部设备进行上电控 制, 从而可以实现通过集中控制, 在会议状态, 使视讯会议系统中的设备进
入正常工作状态; 进而可以提高用户体验度, 降低视讯会议系统的能耗。
图 5为本发明状态转换控制方法再一个实施例的流程图, 如图 5所示, 该 状态转换控制方法可以包括:
步骤 501 , 管理台进行会议预约, 设置预约会议的开始时刻和参与该预约 会议的会场中的会场集中控制设备的标识, 然后通过信令通道将会议预约消 息下发给 MCU , 该会议预约消息携带预约会议的开始时刻和参与该预约会议 的会场中的会场集中控制设备的标识。
步骤 502, MCU在非会议时间处于待机状态, 并根据上述预约会议的开 始时刻进行检测, 在上述预约会议的开始时刻之前由待机状态进入正常工作 状态。
具体地, 可以设定 MCU在上述预约会议的开始时刻之前 N分钟由待机状 态转入正常工作状态, 其中, N可由用户自行设定。
步骤 503, MCU根据会议预约消息中参与该预约会议的会场中的会场集 中控制设备的标识, 向参与该预约会议的会场中的会场集中控制设备发送开 机命令。
具体地, MCU可以通过网络, 例如: 因特网协议( Internet Protocol; 以 下筒称: IP ) 网络、 E1网络、 综合业务数字网 (Integrated Services Digital Network; 以下筒称: ISDN )或分组交换数据网络(Packet Switched Data Networks; 以下筒称: PSDN ) 等向各参与会场的会场集中控制设备发送开 机命令, 当然随着技术的发展, 还包括其他的网络形态, 对于本发明实施例 不做任何限制。 本发明的所有实施例所提及的 "网络" 都有相似含义。
步骤 504, 会场集中控制设备通过网络接口检测到开机命令之后, 可以根 据该开机命令, 由待机状态进入正常工作状态, 并可以根据预先设置的上电 顺序和预先设置的上电间隔时间, 对由该会场集中控制设备控制的所述会场 的所有外部设备进行上电控制, 使所有外部设备进入工作状态。
具体地, 上电顺序和上电间隔时间的设置可以参见本发明图 2所示实施例
另外, 如果会场集中控制设备不能独立进行外部设备的上电控制, 则该 会场集中控制设备可以根据预先设置的上电顺序和预先设置的上电间隔时 间, 通过会场外部设备控制模块对由该会场集中控制设备控制的所述会场的 所有外部设备进行上电控制, 使所有外部设备进入工作状态。
在预约会议的各参与会场的会场集中控制设备和外部设备均进入工作状 态之后, 可以正常召开会议。
上述实施例可以实现通过集中控制, 在会议状态, 使视讯会议系统中的 设备进入正常工作状态; 进而可以提高用户体验度, 降低视讯会议系统的能 耗。
本发明图 5所示实施例以视讯会议系统中的管理台通过信令通道发送会 议预约消息给 MCU为例进行说明, 但本发明实施例并不仅限于此, 由会场集 中控制设备控制的所述会场的外部设备中的视讯终端也可以通过遥控器或网 页 (Web )等方式进行会议预约, 然后将包括预约会议的开始时刻和参与该 预约会议的会场中的会场集中控制设备的标识通过网络发送给 MCU, 后续流 程同步骤 502〜步骤 504, 在此不再赘述。
图 6为本发明状态转换控制方法再一个实施例的流程图, 如图 6所示, 该 状态转换控制方法可以包括:
步骤 601 , MCU接收会议预约消息, 该会议预约消息携带预约会议的结 束时刻和参与该预约会议的会场中的会场集中控制设备的标识。
具体地, MCU可以接收视讯会议系统中的管理台通过信令通道发送的会 议预约消息; 或者, MCU可以接收由会场集中控制设备控制的所述会场的外 部设备中的视讯终端通过网络发送的会议预约消息。
步骤 602, MCU根据预约会议的结束时刻和参与该预约会议的会场中的 会场集中控制设备的标识, 向参与会场的会场集中控制设备发送关机命令, 以使该会场集中控制设备对由该会场集中控制设备控制的所述会场的所有外
部设备进行下电控制。
本实施例中, 接收到 MCU的关机命令之后, 会场集中控制设备对由该会 场集中控制设备控制的所述会场的所有外部设备进行下电控制, 在由该会场 集中控制设备控制的所述会场的所有外部设备均下电之后, 该会场集中控制 设备进入待机状态, 在参与该预约会议的会场中的会场集中控制设备均进入 待机状态之后, MCU由正常工作状态进入待机状态。
上述实施例中, MCU根据会议预约消息中的预约会议的结束时刻和参与 该预约会议的会场中的会场集中控制设备的标识, 向参与该预约会议的会场 中的会场集中控制设备发送关机命令, 这样, 接收到关机命令的会场集中控 制设备可以对由该会场集中控制设备控制的所述会场的所有外部设备进行下 电控制, 从而可以实现通过集中控制, 在非会议状态, 使视讯会议系统中的 设备进入关机状态; 进而可以提高用户体验度, 降低视讯会议系统的能耗。
图 7为本发明状态转换控制方法再一个实施例的流程图, 如图 7所示, 该 状态转换控制方法可以包括:
步骤 701 , 会场集中控制设备接收 MCU发送的关机命令。
步骤 702, 会场集中控制设备根据上述关机命令, 对由该会场集中控制设 备控制的所述会场的所有外部设备进行下电控制。
具体地, 会场集中控制设备可以根据预先设置的下电顺序和预先设置的 下电间隔时间, 对由该会场集中控制设备控制的所述会场的所有外部设备进 行下电控制。
其中, 上述外部设备至少可以包括以下之一或组合: 显示设备、 摄像头、 麦克风、 扬声器和视讯终端。 在设置下电顺序时, 可以按照外部设备的功率 由小到大的顺序设置, 例如: 先对扬声器进行下电, 然后依次对麦克风、 摄 像头、 显示设备和视讯终端进行下电; 下电间隔时间可以设置为 10秒。 以上 仅为示例, 本发明实施例对外部设备的下电顺序和下电间隔时间不作限定, 可以根据实际需要任意设置。
另外, 如果会场集中控制设备不能独立对由该会场集中控制设备控制的 所述会场的所有外部设备进行下电控制, 则该会场集中控制设备可以根据预 先设置的下电顺序和预先设置的下电间隔时间, 通过会场外部设备控制模块 对由该会场集中控制设备控制的所述会场的所有外部设备进行下电控制。
在具体实现时, 在接收到关机命令之后, 会场集中控制设备可以仅根据 该关机命令, 对由该会场集中控制设备控制的所述会场的所有外部设备进行 下电控制; 也可以根据上述关机命令, 并结合由该会场集中控制设备控制的 所述会场现场是否有用户, 或者现场是否有用户操作等现场检测结果, 对由 该会场集中控制设备控制的所述会场的所有外部设备进行下电控制。 也就是 说, 在接收到关机命令之后, 会场集中控制设备可以根据该关机命令对由该 会场集中控制设备控制的所述会场的所有外部设备进行下电控制; 也可以在 接收到关机命令之后, 先检测由该会场集中控制设备控制的所述会场现场是 否还有用户, 并在检测到现场已没有用户之后, 再对由该会场集中控制设备 控制的所述会场的所有外部设备进行下电控制。 具体地, 会场集中控制设备 可以通过红外、 声控或温控等手段进行检测, 以获得由该会场集中控制设备 控制的所述会场现场是否有用户, 或者现场是否有用户操作等现场检测结果。
另外, 会场集中控制设备在对由该会场集中控制设备控制的所述会场的 所有外部设备进行下电控制之前, 可以先向由该会场集中控制设备控制的所 述会场的用户发送关机提示, 在接收到所述用户的关机确认或者在预定时间 (例如: 5分钟)之内未接收到用户的关机确认之后, 执行对由该会场集中控 制设备控制的所述会场的所有外部设备进行下电控制的步骤。
进一步地, 确定由该会场集中控制设备控制的所述会场中的所有外部设 备均下电之后, 该会场集中控制设备由正常工作状态进入待机状态。
上述实施例中, MCU根据会议预约消息中的预约会议的结束时刻和参与 该预约会议的会场中的会场集中控制设备的标识, 向参与该预约会议的会场 中的会场集中控制设备发送关机命令, 这样, 接收到关机命令的会场集中控
制设备可以对由该会场集中控制设备控制的所述会场的所有外部设备进行下 电控制, 从而可以实现通过集中控制, 在非会议状态, 使视讯会议系统中的 设备进入关机状态; 进而可以提高用户体验度, 降低视讯会议系统的能耗。
图 8为本发明状态转换控制方法再一个实施例的流程图, 如图 8所示, 该 状态转换控制方法可以包括:
步骤 801 , 管理台进行会议预约, 设置预约会议的结束时刻和参与该预约 会议的会场中的会场集中控制设备的标识, 然后通过信令通道将会议预约消 息下发给 MCU , 该会议预约消息携带预约会议的结束时刻和参与该预约会议 的会场中的会场集中控制设备的标识。
步骤 802, MCU根据上述预约会议的结束时刻和参与该预约会议的会场 中的会场集中控制设备的标识, 向参与该预约会议的会场中的会场集中控制 设备发送关机命令。
具体地, MCU可以根据预约会议的结束时刻, 提前或延迟 N分钟向预约 会议的各参与会场发送关机命令; 其中, N可由用户自行设定。
步骤 803, 会场集中控制设备通过网络接口检测到关机命令之后, 可以根 据预先设置的下电顺序和预先设置的下电间隔时间, 对由该会场集中控制设 备控制的所述会场的所有外部设备进行下电控制。
其中, 下电顺序和下电间隔时间的设置可以参见本发明图 2所示实施例中 的描述, 在此不再赘述。
另外, 如果会场集中控制设备不能独立对由该会场集中控制设备控制的 所述会场的所有外部设备进行下电控制, 则该会场集中控制设备可以根据预 先设置的下电顺序和预先设置的下电间隔时间, 通过会场外部设备控制模块 对由该会场集中控制设备控制的所述会场的所有外部设备进行下电控制。
在具体实现时, 在接收到关机命令之后, 会场集中控制设备可以仅根据 该关机命令, 对由该会场集中控制设备控制的所述会场的所有外部设备进行 下电控制; 也可以根据上述关机命令, 并结合由该会场集中控制设备控制的
所述会场现场是否有用户, 或者现场是否有用户操作等现场检测结果, 对由 该会场集中控制设备控制的所述会场的所有外部设备进行下电控制。 也就是 说, 在接收到关机命令之后, 会场集中控制设备可以根据该关机命令对由该 会场集中控制设备控制的所述会场的所有外部设备进行下电控制; 也可以在 接收到关机命令之后, 先检测由该会场集中控制设备控制的所述会场现场是 否还有用户, 并在检测到现场已没有用户之后, 再对由该会场集中控制设备 控制的所述会场的所有外部设备进行下电控制。 具体地, 会场集中控制设备 可以通过红外、 声控或温控等手段进行检测, 以获得由该会场集中控制设备 控制的所述会场现场是否有用户, 或者现场是否有用户操作等现场检测结果。
本实施例中, 会场集中控制设备在对由该会场集中控制设备控制的所述 会场的所有外部设备进行下电控制之前, 可以先向用户发送关机提示, 例如: 通过显示设备向用户提示 "是否结束会议, 并自动关机" ; 在接收到所述用 户的关机确认之后, 执行对由该会场集中控制设备控制的所述会场的所有外 部设备进行下电控制的步骤。 如果向用户发送关机提示之后, 会场集中控制 设备在预定时间 (例如: 5分钟) 内没有接收到用户的关机确认, 则会场集中 控制设备可以根据默认设置, 对由该会场集中控制设备控制的所述会场的所 有外部设备进行强行下电控制。
步骤 804,在由会场集中控制设备控制的所述会场的所有外部设备均下电 之后, 该会场集中控制设备进入待机状态。
步骤 805 ,在参与该预约会议的会场中的会场集中控制设备均进入待机状 态之后, 该 MCU由正常工作状态进入待机状态。
上述实施例可以实现通过集中控制, 在非会议状态, 使视讯会议系统中 的设备进入关机状态; 进而可以提高用户体验度, 降低视讯会议系统的能耗。
本发明图 8所示实施例以视讯会议系统中的管理台通过信令通道发送会 议预约消息给 MCU为例进行说明, 但本发明实施例并不仅限于此, 由会场集 中控制设备控制的所述会场的外部设备中的视讯终端也可以通过遥控器或网
页 (Web )等方式进行会议预约, 然后将包括预约会议的结束时刻和参与该 预约会议的会场中的会场集中控制设备的标识通过网络发送给 MCU, 后续流 程同步骤 802〜步骤 805, 在此不再赘述。
本领域普通技术人员可以理解: 实现上述方法实施例的全部或部分步骤 可以通过程序指令相关的硬件来完成, 前述的程序可以存储于一计算机可读 取存储介质中, 该程序在执行时, 执行包括上述方法实施例的步骤; 而前述 的存储介质包括: ROM、 RAM, 磁碟或者光盘等各种可以存储程序代码的介 质。
图 9为本发明多点控制服务器一个实施例的结构示意图, 本实施例中的多 点控制服务器可以实现本发明图 1、 图 3和图 6所示实施例的流程图, 如图 9所 示, 该多点控制服务器可以包括:
第一接收模块 91 , 用于接收会议预约消息, 该会议预约消息携带预约会 议的开始时刻、 结束时刻和参与该预约会议的会场中的会场集中控制设备的 标识;
具体地, 第一接收模块 91可以接收视讯会议系统中的管理台通过信令通 道发送的会议预约消息, 该多点控制服务器与上述管理台通过网络连接; 或 者, 接收由会场集中控制设备控制的所述会场的外部设备中的视讯终端通过 网络发送的会议预约消息, 该多点控制服务器与上述视讯终端通过网络连接。
发送模块 92, 用于根据上述预约会议的开始时刻和参与该预约会议的会 场中的会场集中控制设备的标识, 或者根据上述预约会议的结束时刻和参与 该预约会议的会场中的会场集中控制设备的标识向会场集中控制设备发送状 态转换命令, 以使会场集中控制设备对由该会场集中控制设备控制的所述会 场的所有外部设备进行状态转换控制。
具体地, 发送模块 92可以根据预约会议的开始时刻和参与该预约会议的 会场中的会场集中控制设备的标识向参与该预约会议的会场中的会场集中控 制设备发送开机命令, 以使该会场集中控制设备对由该会场集中控制设备控
制的所述会场的所有外部设备进行上电控制; 或者, 根据预约会议的结束时 刻和参与该预约会议的会场中的会场集中控制设备的标识向参与该预约会议 的会场中的会场集中控制设备发送关机命令, 以使该会场集中控制设备对由 该会场集中控制设备控制的所述会场的所有外部设备进行下电控制。
进一步地, 本实施例的一种实现方式中, 该多点控制服务器还可以包括: 第一状态转换模块 93 ,用于在第一接收模块 91接收到会议预约消息之后, 在预约会议的开始时刻之前, 使该多点控制服务器由待机状态进入正常工作 状态; 以及在参与上述预约会议的会场中的会场集中控制设备均进入待机状 态之后, 使多点控制服务器由正常工作状态进入待机状态。
本实施例中, 上述多点控制服务器可以为 MCU。
上述多点控制服务器中, 发送模块 92可以根据会议预约消息中的预约会 议的开始时刻、 结束时刻和参与该预约会议的会场中的会场集中控制设备的 标识, 向参与该预约会议的会场中的会场集中控制设备发送开关机命令, 这 样, 接收到开关机命令的会场集中控制设备可以对由该会场集中控制设备控 制的所述会场的所有外部设备进行上下电控制, 从而可以实现通过集中控制, 在非会议状态, 使视讯会议系统中的设备进入关机状态, 在会议状态, 使视 讯会议系统中的设备恢复到正常工作状态; 进而可以提高用户体验度, 降低 视讯会议系统的能耗。
图 10为本发明会场集中控制设备一个实施例的结构示意图, 本实施例中 的会场集中控制设备可以实现本发明图 2、 图 4或图 7所示实施例的流程, 如图 10所示, 该会场集中控制设备可以包括:
第二接收模块 1001 , 用于接收多点控制服务器发送的状态转换命令; 状态转换控制模块 1002, 用于根据第二接收模块 1001接收的状态转换命 令, 对由该会场集中控制设备控制的所述会场的所有外部设备进行状态转换 控制。
具体地,状态转换控制模块 1002可以当上述状态转换命令为开机命令时,
根据上述开机命令, 对由会场集中控制设备控制的所述会场的所有外部设备 进行上电控制; 或者, 当上述状态转换命令为关机命令时, 根据上述关机命 令, 对由会场集中控制设备控制的所述会场的所有外部设备进行下电控制。 头、 麦克风、 扬声器和视讯终端。
本实施例的一种实现方式中, 状态转换控制模块 1002可以根据预先设置 的上电顺序和预先设置的上电间隔时间, 对由该会场集中控制设备控制的所 述会场的所有外部设备进行上电控制, 使所有外部设备进入工作状态; 或者, 会场集中控制设备可以根据预先设置的上电顺序和预先设置的上电间隔时 间, 通过会场外部设备控制模块对由上述会场集中控制设备控制的所述会场 的所有外部设备进行上电控制, 使所有外部设备进入工作状态。
在设置上电顺序时, 可以按照外部设备的功率由大到小的顺序设置, 例 如: 先对视讯终端进行上电, 然后依次对显示设备、 摄像头、 麦克风和扬声 器进行上电; 上电间隔时间可以设置为 10秒。 以上仅为示例, 本发明实施例 对外部设备的上电顺序和上电间隔时间不作限定, 可以根据实际需要任意设 置。
本实施例的另一种实现方式中, 状态转换控制模块 1002可以根据预先设 置的下电顺序和预先设置的下电间隔时间, 对由该会场集中控制设备控制的 所述会场的所有外部设备进行下电控制; 或者, 会场集中控制设备可以根据 预先设置的下电顺序和预先设置的下电间隔时间, 通过会场外部设备控制模 块对由该会场集中控制设备控制的所述会场的所有外部设备进行下电控制。
同样, 在设置下电顺序时, 可以按照外部设备的功率由小到大的顺序设 置, 例如: 先对扬声器进行下电, 然后依次对麦克风、 摄像头、 显示设备和 视讯终端进行下电; 下电间隔时间可以设置为 10秒。 以上仅为示例, 本发明 实施例对外部设备的下电顺序和下电间隔时间不作限定, 可以根据实际需要 任意设置。
进一步地, 本实施例中, 该会场集中控制设备还可以包括: 第二状态转换模块 1003, 用于当第二接收模块 1 001接收的状态转换命令 为开机命令时, 根据该开机命令, 使会场集中控制设备由待机状态进入正常 工作状态; 以及在确定由该会场集中控制设备控制的所述会场的所有外部设 备均下电之后, 使该会场集中控制设备由正常工作状态进入待机状态。
本实施例中, 会场集中控制设备可以单独设置, 也可以与由该会场集中 控制设备控制的所述会场的外部设备中的视讯终端集成设置, 即可以在视讯 会议系统中新增一设备作为会场集中控制设备, 也可以利用由该会场集中控 制设备控制的所述会场的外部设备中的视讯终端作为会场集中控制设备。
上述会场集中控制设备可以实现通过集中控制, 在非会议状态, 使视讯 会议系统中的设备进入关机状态, 在会议状态, 使视讯会议系统中的设备恢 复到正常工作状态; 进而可以提高用户体验度, 降低视讯会议系统的能耗。
图 1 1为本发明视讯会议系统一个实施例的结构示意图, 如图 1 1所示, 该 视讯会议系统可以包括:
多点控制服务器 1 1 01 , 用于接收会议预约消息, 该会议预约消息携带预 约会议的开始时刻、 结束时刻和参与该预约会议的会场中会场集中控制设备 的标识; 根据预约会议的开始时刻和参与该预约会议的会场中会场集中的控 制设备的标识, 或者根据预约会议的结束时刻和参与该预约会议的会场中的 会场集中控制设备的标识向会场集中控制设备发送状态转换命令; 具体地, 多点控制服务器 1 101主要用于根据管理台的命令,对多个视讯终端的视频和 音频等数据进行切换或混合; 以及根据具体网络和具体协议进行视音频编解 码、 多画面和混音等处理, 是视讯会议系统的中心部件; 该多点控制服务器 1 1 01可以通过本发明图 9所示实施例的多点控制服务器实现。在本发明以下实 施例的描述中, 以多点控制服务器 1 1 01为 MCU为例进行说明。
会场集中控制设备 1 1 02, 用于接收多点控制服务器 1 1 01发送的状态转换 命令, 根据该状态转换命令, 对由会场集中控制设备 1 1 02控制的所述会场的
所有外部设备进行状态转换控制。 具体地, 该会场集中控制设备 1 102可以集 成在由该会场集中控制设备 1 102控制的所述会场的外部设备中的视讯终端 中, 也可以是单独的控制设备, 本实施例对会场集中控制设备 1 102的实现形 式不作限定; 该会场集中控制设备 1 102可以通过本发明图 10所示实施例的会 场集中控制设备实现。
上述会议系统可以实现通过集中控制, 在非会议状态, 使视讯会议系统 中的设备进入关机状态, 在会议状态, 使视讯会议系统中的设备恢复到正常 工作状态; 进而可以提高用户体验度, 降低视讯会议系统的能耗。
图 12为本发明视讯会议系统另一个实施例的结构示意图, 与图 1 1所示的 视讯会议系统相比, 不同之处在于, 该会议系统还可以进一步包括:
管理台 1 103, 用于进行以下至少一个操作: 定义会议、 预约会议、 调度 会议和控制会议; 以及通过信令通道向 MCU 1 101发送上述会议预约消息。 本 实施例中, 管理台 1 103是 MCU 1 101的用户管理接口, 与 MCU通过网络连接, 也可以内置在 MCU 1 101中。
网络 1 104, 用于进行会场集中控制设备 1 102与 MCU 1 101之间的通信; 该网络可以为 IP网络、 E1网络、 ISDN或 PSDN等网络。
会场外部设备控制模块 1 105, 用于辅助会场集中控制设备 1 102对由该会 场集中控制设备 1 102控制的所述会场的所有外部设备进行状态转换控制; 具 体地, 该会场外部设备控制模块 1 105可以通过继电器实现。
另外, 上述视讯会议系统还可以包括: 会场检测模块 1 106。 具体地, 在 接收到开机命令之后, 会场集中控制设备 1 102可以仅根据该开机命令, 由待 机状态进入正常工作状态; 也可以根据上述开机命令, 并结合会场检测模块 1 106检测到的是否有用户进入由该会场集中控制设备控制的会场, 或者现场 是否有用户操作等现场检测结果, 确定是否由待机状态进入正常工作状态。 也就是说, 在接收到开机命令之后, 会场集中控制设备 1 102可以根据该开机 命令将自身由待机状态转换为正常工作状态; 也可以在接收到开机命令之后,
先由会场检测模块 1 106检测是否有用户进入由该会场集中控制设备控制的会 场, 并在会场检测模块 1 106检测到用户进入由该会场集中控制设备控制的会 场之后, 再将自身由待机状态转换为正常工作状态。 具体地, 会场检测模块
1 1 06可以通过红外、 声控或温控等手段进行检测, 以获得由该会场集中控制 设备 1 102控制的所述会场现场是否有用户, 或者现场是否有用户操作等现场 检测结果。
同样在接收到关机命令之后, 会场集中控制设备 1 102可以仅根据该关机 命令, 对由该会场集中控制设备 1 1 02控制的所述会场的所有外部设备进行下 电控制; 也可以根据上述关机命令, 并结合会场检测模块 1 106检测到的由该 会场集中控制设备 1 102控制的所述会场现场是否有用户, 或者现场是否有用 户操作等现场检测结果, 对由该会场集中控制设备 1 102控制的所述会场的所 有外部设备进行下电控制。 也就是说, 在接收到关机命令之后, 会场集中控 制设备 1 1 02可以根据该关机命令对由该会场集中控制设备 1 1 02控制的所述 会场的所有外部设备进行下电控制; 也可以在接收到关机命令之后, 先由会 场检测模块 1 106检测由该会场集中控制设备 1 102控制的所述会场现场是否 还有用户, 并在会场检测模块 1 106检测到由该会场集中控制设备控制的所述 会场现场已没有用户之后, 再对由该会场集中控制设备 1 102控制的所述会场 的所有外部设备进行下电控制。 具体地, 会场检测模块 1 106可以通过红外、 声控或温控等手段进行检测, 以获得由该会场集中控制设备 1 1 02控制的所述 会场现场是否有用户, 或者现场是否有用户操作等现场检测结果。
上述会场检测模块 1 1 06可以集成在会场集中控制设备 1 102中, 也可以独 立设置, 本实施例对会场检测模块 1 106的实现形式不作限定。 本实施例以会 场检测模块 1 1 06独立设置为例进行说明。
另外, 本实施例以会场集中控制设备 1 102为单独的控制设备为例进行说 明。
上述视讯会议系统可以实现通过集中控制, 在非会议状态, 使视讯会议
系统中的设备进入关机状态, 在会议状态, 使视讯会议系统中的设备恢复到 正常工作状态; 进而可以提高用户体验度, 降低视讯会议系统的能耗。
图 13为本发明视讯会议系统再一个实施例的结构示意图, 与图 12所示的 视讯会议系统相比, 不同之处在于, 本实施例以会场集中控制设备 1 102集成 在由该会场集中控制设备 1 102控制的所述会场中的视讯终端 1 107中为例进 行说明。 并且本实施例中的视讯会议系统不包括管理台 1 103。
其中, 视讯终端 1 107, 用于通过网络 1 104向 MCU 1 101发送会议预约消 息, 该视讯终端 1 107与 MCU 1 101通过网络连接。 具体地, 视讯终端 1 107通 过遥控器或者 Web等方式进行会议预约, 然后将包括预约会议的开始时刻、 结束时刻和参与该预约会议的会场中的会场集中控制设备的标识的会议预约 消息通过网络 1 104发送给 MCU 1 101。
上述会议系统可以实现通过集中控制, 在非会议状态, 使视讯会议系统 中的设备进入关机状态, 在会议状态, 使视讯会议系统中的设备恢复到正常 工作状态; 进而可以提高用户体验度, 降低视讯会议系统的能耗。
本领域技术人员可以理解附图只是一个优选实施例的示意图, 附图中的 模块或流程并不一定是实施本发明所必须的。
本领域技术人员可以理解实施例中的装置中的模块可以按照实施例描述 进行分布于实施例的装置中, 也可以进行相应变化位于不同于本实施例的一 个或多个装置中。 上述实施例的模块可以合并为一个模块, 也可以进一步拆 分成多个子模块。 最后应说明的是: 以上实施例仅用以说明本发明的技术方案, 而非对其 限制; 尽管参照前述实施例对本发明进行了详细的说明, 本领域的普通技术 人员应当理解: 其依然可以对前述各实施例所记载的技术方案进行修改, 或 者对其中部分技术特征进行等同替换; 而这些修改或者替换, 并不使相应技 术方案的本质脱离本发明各实施例技术方案的精神和范围。
Claims
1、 一种状态转换控制方法, 应用于视讯会议系统, 所述视讯会议系统至少 包括多点控制服务器、 处于某一会场的会场集中控制设备和由所述会场集中控 制设备控制的所述会场的所有外部设备, 所述会场集中控制设备与由所述会场 集中控制设备控制的所述会场的所有外部设备直接连接, 所述多点控制服务器 与所述会场集中控制设备通过网络连接, 其特征在于, 包括:
所述多点控制服务器接收会议预约消息, 所述会议预约消息携带预约会议 的开始时刻、 结束时刻和参与所述预约会议的会场中的会场集中控制设备的标 识;
所述多点控制服务器根据所述预约会议的开始时刻和参与所述预约会议的 会场中的会场集中控制设备的标识, 或者根据所述预约会议的结束时刻和参与 所述预约会议的会场中的会场集中控制设备的标识向所述会场集中控制设备发 送状态转换命令, 以使所述会场集中控制设备对由所述会场集中控制设备控制 的所述会场的所有外部设备进行状态转换控制。
2、 根据权利要求 1所述的方法, 其特征在于, 所述多点控制服务器接收会 议预约消息包括:
所述多点控制服务器接收所述视讯会议系统中的管理台通过信令通道发送 的会议预约消息, 所述多点控制服务器与所述管理台通过网络连接; 或者, 所述多点控制服务器接收由所述会场集中控制设备控制的所述会场的外部 设备中的视讯终端通过网络发送的会议预约消息, 所述多点控制服务器与所述 视讯终端通过网络连接。
3、 根据权利要求 1或 2所述的方法, 其特征在于, 所述多点控制服务器根据 所述预约会议的开始时刻和参与所述预约会议的会场中的会场集中控制设备的 标识, 或者根据所述预约会议的结束时刻和参与所述预约会议的会场中的会场 集中控制设备的标识向所述会场集中控制设备发送状态转换命令, 以使所述会 场集中控制设备对由所述会场集中控制设备控制的所述会场的所有外部设备进 行状态转换控制包括:
所述多点控制服务器根据所述预约会议的开始时刻和参与所述预约会议的 会场中的会场集中控制设备的标识向参与所述预约会议的会场中的会场集中控 制设备发送开机命令, 以使所述会场集中控制设备对由所述会场集中控制设备 控制的所述会场中的所有外部设备进行上电控制; 或者,
所述多点控制服务器根据所述预约会议的结束时刻和参与所述预约会议的 会场中的会场集中控制设备的标识向参与所述预约会议的会场中的会场集中控 制设备发送关机命令, 以使所述会场集中控制设备对由所述会场集中控制设备 控制的所述会场中的所有外部设备进行下电控制。
4、 根据权利要求 1或 2所述的方法, 其特征在于, 所述多点控制服务器接收 所述会议预约消息之后, 还包括:
所述多点控制服务器在所述预约会议的开始时刻之前由待机状态进入正常 工作状态。
5、 根据权利要求 3所述的方法, 其特征在于, 所述多点控制服务器根据所 述预约会议的结束时刻和参与所述预约会议的会场中的会场集中控制设备的标 识向参与所述预约会议的会场中的会场集中控制设备发送关机命令之后, 还包 括:
在参与所述预约会议的会场中的会场集中控制设备均进入待机状态之后, 所述多点控制服务器由正常工作状态进入待机状态。
6、 一种状态转换控制方法, 应用于视讯会议系统, 所述视讯会议系统至少 包括多点控制服务器、 处于某一会场的会场集中控制设备和由所述会场集中控 制设备控制的所述会场的所有外部设备, 所述会场集中控制设备与由所述会场 集中控制设备控制的所述会场的所有外部设备直接连接, 所述多点控制服务器 与所述会场集中控制设备通过网络连接, 其特征在于, 包括:
所述会场集中控制设备接收所述多点控制服务器发送的状态转换命令; 所述会场集中控制设备根据所述状态转换命令, 对由所述会场集中控制设 备控制的所述会场的所有外部设备进行状态转换控制。
7、 根据权利要求 6所述的方法, 其特征在于, 所述状态转换命令包括开机 命令, 所述会场集中控制设备根据所述状态转换命令, 对由所述会场集中控制 设备控制的所述会场的所有外部设备进行状态转换控制包括:
所述会场集中控制设备根据所述开机命令, 对由所述会场集中控制设备控 制的所述会场的所有外部设备进行上电控制; 或者,
所述状态转换命令包括关机命令, 所述会场集中控制设备根据所述状态转 换命令, 对由所述会场集中控制设备控制的所述会场的所有外部设备进行状态 转换控制包括:
所述会场集中控制设备根据所述关机命令, 对由所述会场集中控制设备控 制的所述会场的所有外部设备进行下电控制。
8、 根据权利要求 7所述的方法, 其特征在于, 所述会场集中控制设备接收 所述多点控制服务器发送的状态转换命令之后, 还包括:
当所述状态转换命令为开机命令时, 所述会场集中控制设备根据所述开机 命令, 由待机状态进入正常工作状态。
9、 根据权利要求 7或 8所述的方法, 其特征在于, 所述对由所述会场集中控 制设备控制的所述会场的所有外部设备进行上电控制包括:
所述会场集中控制设备根据预先设置的上电顺序和预先设置的上电间隔时 间, 对由所述会场集中控制设备控制的所述会场的所有外部设备进行上电控制, 使所述所有外部设备进入工作状态; 或者,
所述会场集中控制设备根据预先设置的上电顺序和预先设置的上电间隔时 间, 通过会场外部设备控制模块对由所述会场集中控制设备控制的所述会场的 所有外部设备进行上电控制, 使所述所有外部设备进入工作状态。
10、 根据权利要求 7或 8所述的方法, 其特征在于, 所述对由所述会场集中 控制设备控制的所述会场的所有外部设备进行下电控制包括:
所述会场集中控制设备根据预先设置的下电顺序和预先设置的下电间隔时 间, 对由所述会场集中控制设备控制的所述会场的所有外部设备进行下电控制; 或者,
所述会场集中控制设备根据预先设置的下电顺序和预先设置的下电间隔时 间, 通过会场外部设备控制模块对由所述会场集中控制设备控制的所述会场的 所有外部设备进行下电控制。
1 1、 根据权利要求 7或 8所述的方法, 其特征在于, 所述对由所述会场集中 控制设备控制的所述会场的所有外部设备进行下电控制之后, 还包括:
确定由所述会场集中控制设备控制的所述会场的所有外部设备均下电之 后, 所述会场集中控制设备由正常工作状态进入待机状态。
12、 一种多点控制服务器, 其特征在于, 包括:
第一接收模块, 用于接收会议预约消息, 所述会议预约消息携带预约会议 的开始时刻、 结束时刻和参与所述预约会议的会场中的会场集中控制设备的标 识;
发送模块, 用于根据所述预约会议的开始时刻和参与所述预约会议的会场 中的会场集中控制设备的标识, 或者根据所述预约会议的结束时刻和参与所述 预约会议的会场中会场集中控制设备的标识向所述会场集中控制设备发送状态 转换命令, 以使所述会场集中控制设备对由所述会场集中控制设备控制的所述 会场的所有外部设备进行状态转换控制。
13、 根据权利要求 12所述的多点控制服务器, 其特征在于,
所述第一接收模块, 具体用于接收所述视讯会议系统中的管理台通过信令 通道发送的会议预约消息, 所述多点控制服务器与所述管理台通过网络连接; 或者, 接收由所述会场集中控制设备控制的所述会场的外部设备中的视讯终端 通过网络发送的会议预约消息, 所述多点控制服务器与所述视讯终端通过网络 连接。
14、 根据权利要求 12或 13所述的多点控制服务器, 其特征在于,
所述发送模块, 具体用于根据所述预约会议的开始时刻和参与所述预约会 议的会场中的会场集中控制设备的标识向所述参与会场的会场集中控制设备发 送开机命令, 以使所述会场集中控制设备对由所述会场集中控制设备控制的所 述会场中的所有外部设备进行上电控制; 或者, 根据所述预约会议的结束时刻 和参与所述预约会议的会场中的会场集中控制设备的标识向所述参与会场的会 场集中控制设备发送关机命令, 以使所述会场集中控制设备对由所述会场集中 控制设备控制的所述会场中的所有外部设备进行下电控制。
15、 根据权利要求 12或 13所述的多点控制服务器, 其特征在于, 还包括: 第一状态转换模块, 用于在所述第一接收模块接收到所述会议预约消息之 后, 在所述预约会议的开始时刻之前, 使所述多点控制服务器由待机状态进入 正常工作状态; 以及在参与所述预约会议的会场中的会场集中控制设备均进入 待机状态之后, 使所述多点控制服务器由正常工作状态进入待机状态。
1 6、 一种会场集中控制设备, 其特征在于, 包括:
第二接收模块, 用于接收多点控制服务器发送的状态转换命令;
状态转换控制模块, 用于根据所述第二接收模块接收的所述状态转换命令, 对由所述会场集中控制设备控制的所述会场的所有外部设备进行状态转换控 制。
1 7、 根据权利要求 16所述的会场集中控制设备, 其特征在于,
所述状态转换控制模块, 具体用于当所述状态转换命令为开机命令时, 根 据所述开机命令, 对由所述会场集中控制设备控制的所述会场的所有外部设备 进行上电控制; 或者, 当所述状态转换命令为关机命令时, 根据所述关机命令, 对由所述会场集中控制设备控制的所述会场的所有外部设备进行下电控制。
18、根据权利要求 16或 17所述的会场集中控制设备, 其特征在于, 还包括: 第二状态转换模块, 用于当所述第二接收模块接收的所述状态转换命令为 开机命令时, 根据所述开机命令, 使所述会场集中控制设备由待机状态进入正 常工作状态; 以及在确定由所述会场集中控制设备控制的所述会场的所有外部 设备均下电之后, 使所述会场集中控制设备由正常工作状态进入待机状态。
19、 一种视讯会议系统, 其特征在于, 包括:
多点控制服务器, 用于接收会议预约消息, 所述会议预约消息携带预约会 议的开始时刻、 结束时刻和参与所述预约会议的会场中的会场集中控制设备的 标识; 根据所述预约会议的开始时刻和参与所述预约会议的会场中的会场集中 控制设备的标识, 或者根据所述预约会议的结束时刻和参与所述预约会议的会 场中的会场集中控制设备的标识向所述会场集中控制设备发送状态转换命令; 会场集中控制设备, 用于接收所述多点控制服务器发送的状态转换命令, 根据所述状态转换命令, 对由所述会场集中控制设备控制的所述会场的所有外 部设备进行状态转换控制。
20、 根据权利要求 19所述的系统, 其特征在于, 还包括:
管理台, 用于进行以下至少一个操作: 定义会议、 预约会议、 调度会议和 控制会议; 以及通过信令通道向所述多点控制服务器发送所述会议预约消息, 所述管理台与所述多点控制服务器通过网络连接。
21、 根据权利要求 19所述的系统, 其特征在于, 还包括:
视讯终端, 用于通过网络向所述多点控制服务器发送所述会议预约消息, 所述视讯终端与所述多点控制服务器通过网络连接。
22、 根据权利要求 19-21任意一项所述的系统, 其特征在于, 还包括: 会场外部设备控制模块, 用于辅助所述会场集中控制设备对由所述会场集 中控制设备控制的所述会场的所有外部设备进行状态转换控制。
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