CN103702065A - Backup system and method of video conference system - Google Patents
Backup system and method of video conference system Download PDFInfo
- Publication number
- CN103702065A CN103702065A CN201410004523.3A CN201410004523A CN103702065A CN 103702065 A CN103702065 A CN 103702065A CN 201410004523 A CN201410004523 A CN 201410004523A CN 103702065 A CN103702065 A CN 103702065A
- Authority
- CN
- China
- Prior art keywords
- module
- primary
- mcu
- backup
- main control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Abstract
The invention discloses a backup system and method of a video conference system. The backup system comprises a master MCU (Microprogrammed Control Unit) which comprises a first master control module and a second master control module, wherein the second master control module is connected with the first master control module, synchronously processes messages together with the first master control module, and sends the messages to the outside; the first master control module and the second master control module are divided into a master module and a backup module by means of negotiation; the master module and the backup module are respectively connected with all auxiliary function modules synchronously; the backup module and the master module are synchronously connected and are used for processing all messages; messages sent by the backup module are discarded at an outlet; when the master module has a fault, the backup module can recover complete information; a backup MCU is also arranged, and can be used for taking over a conference when both of the master module and the backup module of the master MCU have faults. The invention solves the problem that the information recovered by the backup module is not complete in the prior art, and provides the backup system and the backup method of the video conference system, which have double-backup functions.
Description
Technical field
The present invention relates to a kind of video conferencing system multipoint control unit design, is specifically a kind of system and method for video conferencing system backup.
Background technology
Video conferencing system, English is (Video Conference System), comprise Software Videoconferencing System and hardware video conference system, refer to two or more different local individual or colonies, by existing various telecom communication transmission mediums, the multiple data such as personage's quiet, dynamic image, voice, word, picture are distributed on each ustomer premises access equipment, make the user that disperses geographically can copolymerization one place, by various ways exchange of information such as figure, sound, increase the understandability of both sides to content.At present video conference is progressively towards the future development of multi-net cooperative, high Qinghua, exploitationization.
General video conferencing system comprises several parts such as MCU multipoint controller (videoconference server), conference room terminal, PC desktop terminal, telephone access gateway (PSTNGateway), Gatekeeper (gateway).Various terminal is all connected into MCU and concentrates exchange, forms a video conference network.
MCU multipoint control unit is as the center of the processing of video conferencing system signaling and media processing, and its stability is the emphasis that user pays close attention to.This system goes wrong, and will directly cause linking up interrupting.In order to promote the reliability of video conferencing system; in prior art, have to realize backing up by MCU self and recover to be called as Chinese patent CN101179697A, name the implementation method of announcing a kind of data backup of multi-point processor in multi-point control in the implementation method of < < data backup of multi-point processor in multi-point control and the invention of device > >, comprise step: determine MPU and the MPU in stand-by state in master state; The control real-time data transmission that MPU in master state sends MC, terminal access unit, audio treatment unit, graphics processing unit backs up to the MPU in stand-by state; When in the existing MCU of this invention solution, the MPU of MP breaks down, the problem that is sent to the terminal that needs these information that this MCU cannot be correct part or all of information.
But in this invention, communication link is set up in main MPU and other unit, after receiving, by main MPU, be synchronized to standby MPU again, this design there will be other unit that control data are issued to main MPU, main MPU does not hang while also data not being synchronized to standby MPU, standby MPU becomes primary MPU, cause now controlling data asynchronous with other unit informations, cause the information of recovery imperfect.
Summary of the invention
For this reason, when when the present invention will solve and back up in prior art, main MPU is not also synchronized to data standby MPU, do not hang, standby MPU becomes primary MPU, cause now controlling data asynchronous with other unit informations, cause the incomplete problem of information of recovering, therefore provide a kind of primary MPU to synchronize, can recover standby system and the method for the video conferencing system of full detail with standby MPU.
For solving the problems of the technologies described above, the present invention by the following technical solutions:
A standby system for video conferencing system, comprises primary MCU, and described primary MCU comprises:
The first main control module and the second main control module: all can receive and process respective external instruction, and dispatch each functional module;
Described the second main control module is connected with described the first main control module, and synchronize with described the first main control module and process all message and outwards send message, described the first main control module and the second main control module are negotiable respectively as primary module and spare module, and the message of the transmission of described spare module is dropped in message outlet; Miscellaneous function module: be connected respectively with the second main control module with the first main control module, message synchronization is sent to the first main control module and the second main control module, and receive the message of described primary module.
Also comprise spare MCU, described spare MCU comprises a main control module and a plurality of miscellaneous function module, described main control module receives and processes respective external instruction, dispatches each functional module, and connects respectively with the first main control module and the second main control module in one or more described primary MCU.
Described miscellaneous function module comprises access module, forwarding module and medium process module, and of a sort miscellaneous function module can arrange a plurality of.
Comprise from backup procedure, describedly from backup procedure, comprise the following steps:
1.1. the first main control module and the second main control module auto-negotiation are divided into primary module and backup module, and primary module is synchronized to backup module by self configuration information and all conferencing informations;
1.2. described miscellaneous function module sends to primary module and spare module by message synchronization;
1.3. described primary module and described spare module synchronously receive the message of described miscellaneous function module, and this message of sync response, but when primary module is normally worked, the message of described backup module is dropped in message exit, and the message of described primary module is sent to described miscellaneous function module;
1.4. when primary module breaks down, the message of described backup module will send to described miscellaneous function module.
Also comprise secondary backup process, described secondary backup process following steps:
2.1. the primary module of primary MCU and backup module connect with the same service thread of main control module of spare MCU respectively;
2.2. when the shear of meeting key state, the primary module of primary MCU is informed spare MCU service thread by this state, and spare MCU is preserved meeting key state;
2.3. spare MCU timed sending detects signaling to main control module and the backup module of primary MCU, when the number of times that does not have to respond when described main control module and described backup module reaches predetermined threshold value, spare MCU recovers meeting according to the conference status of the primary MCU preserving.
The step that in described step 1.1, primary module is synchronized to backup module by self configuration information and all conferencing informations is specially:
1.1.1. described primary module is periodically carried out data with described backup module and is synchronizeed;
1.1.2. described primary module sends probe message to described backup module, and described backup module receives that probe message carries out oneself master control thread and lock, and stops external information processing, and detection information is responded;
1.1.3. after described primary module receives that probe message is responded, to backup module, initiate synchronization request, the connection of primary module and other module is provided in request, and equally the master control thread of oneself is locked;
1.1.4. described backup module receives after the synchronization request of described primary module, detects whether it consistent with described primary modular environment, as unanimously acceptance message is synchronous; Described primary module packet-by-packet sends data message, and described backup module receives and preserves;
1.1.5., after synchronously completing, the response of external message is proceeded in the master control thread synchronization release of described primary module and described backup module under unified state.
Also comprise: the same generic module in described miscellaneous function module can back up mutually, when described in certain, miscellaneous function module goes offline, described primary module is carried out business recovery by the identical miscellaneous function module of the miscellaneous function module of enabling immediately and going offline.
Also comprise before described step 2.1: the primary module of primary MCU is noticed own resource to spare MCU, and spare MCU contrasts the resource situation of two MCU, if the resource distribution of spare MCU higher than or equal primary MCU, agree to support the backup to this primary MCU.
In described step 2.1, the main control module of spare MCU can with the primary module of a plurality of primary MCU and backup module respectively same service thread connect, when one of them primary MCU on-hook, spare MCU recovers to take over its meeting, the meeting that the same time of described spare MCU can only be taken over a primary MCU.
Also comprise: after the primary MCU being taken over restarts and connects with spare MCU, spare MCU is given this primary MCU by the rollback of active conference information, returns Status of Backups, and primary MCU takes over meeting again.
Technique scheme of the present invention has the following advantages compared to existing technology,
(1) standby system of a kind of video conferencing system of the present invention, comprises primary MCU, and described primary MCU comprises: the first main control module and the second main control module: all can receive and process respective external instruction, and dispatch each functional module; Described the second main control module is connected with described the first main control module, and synchronize with described the first main control module and process all message and outwards send message, described the first main control module and the second main control module are negotiable respectively as primary module and spare module, and the message of the transmission of described spare module is dropped in message outlet; Miscellaneous function module: be connected respectively with the second main control module with the first main control module, message synchronization is sent to the first main control module and the second main control module, and receive the message of described primary module.Described primary module is synchronizeed and is connected with all miscellaneous function modules respectively with described spare module, described spare module is synchronizeed and is received and process all message with described primary module, when primary module breaks down, described spare module will be taken over primary module immediately, the message of its processing will not be dropped in message outlet, but send to other modules, because synchronizeing with primary module, it receives and processing messages, so information that described spare module can regain one's integrity, avoided primary module and other supplementary modules in prior art to set up communication link, after receiving, by primary module, be synchronized to spare module again, this design there will be other modules that data message is issued to primary module, when not also being synchronized to spare module by data, primary module do not hang, spare module becomes primary module, cause that now information is asynchronous with other module informations, cause the incomplete problem of information of recovering.
(2) standby system of a kind of video conferencing system of the present invention, also comprise spare MCU, described spare MCU comprises a main control module and a plurality of miscellaneous function module, described main control module receives and processes respective external instruction, dispatch each functional module, and connect respectively with the first main control module and the second main control module in one or more described primary MCU.Described spare MCU is as the unit of a standby primary MCU of recovery, when the backup module of primary MCU self and primary module all break down, takes over the conference status of primary MCU, makes this standby system have dual guarantee, improved reliability.
(3) backup method of a kind of video conferencing system of the present invention, comprise from backup procedure, describedly from backup procedure, comprise the following steps: the first main control module and the second main control module auto-negotiation are divided into primary module and backup module, primary module is synchronized to backup module by self configuration information and all conferencing informations; Described miscellaneous function module sends to primary module and spare module by message synchronization; The synchronous message that receives described miscellaneous function module of described primary module and spare module, and this message of sync response, but when primary module is normally worked, the message of described backup module is dropped in message exit, the message of described primary module is sent to described miscellaneous function module; When primary module breaks down, the message of described backup module will send to described miscellaneous function module.Described is Hot Spare from backup procedure backup module to the backup procedure of primary module, save data effect is relatively good, and backup is very short switching time, the very first time that can break down in primary module is recovered meeting, and information is more complete, there will not be the incomplete problem of the asynchronous recovery causing of data message in prior art.
(4) backup method of a kind of video conferencing system of the present invention, also comprise secondary backup process, described secondary backup process following steps: the primary module of primary MCU and backup module connect with the same service thread of main control module of spare MCU respectively; When the shear of meeting key state, the primary module of primary MCU is informed spare MCU service thread by this state, and spare MCU is preserved meeting key state; Spare MCU timed sending detects signaling to main control module and the backup module of primary MCU, and when the number of times that not have to respond when described main control module and backup module reaches predetermined threshold value, spare MCU is according to the conference status recovery meeting of the primary MCU preserving.Described secondary backup process provides second heavily to ensure to this method, increased the reliability of this backup method, and in described secondary backup method, described spare MCU regularly detects whether normal operation of primary MCU, when it does not have the number of times of response to reach predetermined threshold, just automatically the meeting of primary MCU is recovered, realized the completely automatic of handoff procedure, guarantee the normal operation of video conference, met client's high request backup requirements.
(5) backup method of a kind of video conferencing system of the present invention, same generic module in described miscellaneous function module can back up mutually, when described in certain, miscellaneous function module goes offline, described primary module is carried out business recovery by the identical miscellaneous function module of the miscellaneous function module of enabling immediately and going offline.Further increased system reliability of operation, allowed the full functionality of system be protected.
(6) backup method of a kind of video conferencing system of the present invention, the main control module of spare MCU can with the primary module of a plurality of primary MCU and backup module respectively same service thread connect, when one of them primary MCU on-hook, spare MCU recovers to take over its meeting, the meeting that the same time of described spare MCU can only be taken over a primary MCU.In prior art, be man-to-man for primary MCU configures spare MCU, cost is too high in actual use, is not suitable for extensive popularization, and in this method, adopt a spare MCU can back up a plurality of primary MCU, reduce costs, and flexible configuration as required, meet various demands.
Accompanying drawing explanation
For content of the present invention is more likely to be clearly understood, below according to a particular embodiment of the invention and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein
Fig. 1 is the primary MCU structure chart of a kind of video conferencing system of the present invention;
Fig. 2 is the structured flowchart of an embodiment of the standby system of a kind of video conferencing system of the present invention;
Fig. 3 is the structured flowchart of another embodiment of the standby system of a kind of video conferencing system of the present invention;
Fig. 4 is the flow chart of the backup method of a kind of video conferencing system of the present invention;
Fig. 5 is that the primary MCU of the present invention is synchronizeed flow chart with spare MCU.
Embodiment
The standby system of a kind of video conferencing system of the present invention and the embodiment of method are provided below.
embodiment 1
The standby system of a kind of video conferencing system of the present invention, comprise primary MCU, as shown in Figure 1, described primary MCU preferably adopts the design of rack distribution board, described primary MCU comprises: the first main control module and the second main control module: be responsible for kernel scheduling function, can receive and process respective external instruction; Described the second main control module is connected with described the first main control module, and synchronize with described the first main control module and process all message and outwards send message, the consistency of hold mode, described the first main control module and the second main control module are negotiable respectively as primary module and spare module, message after the processing of described primary module will send to other modules, and the message of the transmission of described spare module is dropped in message outlet.
Miscellaneous function module: be connected respectively with the second main control module with the first main control module, message synchronization is sent to the first main control module and the second main control module, and receive the message of described primary module.Described miscellaneous function module comprises access module, forwarding module and medium process module, and of a sort miscellaneous function module can arrange a plurality of.
The standby system of a kind of video conferencing system described in the present embodiment, has the function from backup.Described primary module is synchronizeed and is connected with all miscellaneous function modules respectively with described spare module, described spare module is synchronizeed and is received and process all message with described primary module, when primary module is normally worked, message after spare module is processed is dropped in outlet, only has the message of primary module to be sent to miscellaneous function module.When primary module breaks down, described spare module will be taken over primary module immediately, the message of its processing will not be dropped in message outlet, but send to other miscellaneous function modules, because synchronizeing with primary module, it receives and processing messages, so information that described spare module can regain one's integrity, avoided primary module and other supplementary modules in prior art to set up communication link, after receiving, by primary module, be synchronized to spare module again, this design there will be other modules that data message is issued to primary module, when not also being synchronized to spare module by data, primary module do not hang, spare module becomes primary module, cause that now information is asynchronous with other module informations, cause the incomplete problem of information of recovering.
And in the present invention, the switching between primary module and spare module can reach a millisecond rank, makes handoff procedure rapider, to meeting normally carry out can not impact.
embodiment 2
The standby system of another video conferencing system is provided in the present embodiment, and it comprises primary MCU, and described primary MCU is identical with the structure in embodiment 1, has the function from backup.In addition, standby system in the present embodiment also comprises spare MCU, as shown in Figure 2, described spare MCU also adopts the design of rack distribution board, described spare MCU preferably comprises a main control module and a plurality of miscellaneous function module, described miscellaneous function module comprises access module, forwarding module and medium process module, of a sort miscellaneous function module can arrange a plurality of, described main control module receives and processes respective external instruction, dispatch each functional module, and connect respectively with the first main control module and the second main control module in one or more described primary MCU, as shown in Figure 3, described spare MCU is preferably connected with 16 primary MCU.Described spare MCU is as the unit of a standby primary MCU of recovery, and its backup procedure is: the primary module of primary MCU and backup module connect with the same service thread of main control module of spare MCU respectively; The primary module of primary MCU is noticed own resource to spare MCU, and spare MCU contrasts the resource situation of two MCU, if the resource distribution of spare MCU higher than or equal primary MCU, agree to support the backup to this primary MCU.
When the shear of meeting key state, as spokesman, to switch etc., the primary module of primary MCU is informed spare MCU service thread by these states, spare MCU will be preserved meeting key state; Spare MCU timed sending detects signaling to main control module and the backup module of primary MCU, and when the number of times that not have to respond when described main control module and described backup module reaches predetermined threshold value, spare MCU is according to the conference status recovery meeting of the primary MCU preserving; Make this standby system have dual guarantee, improved reliability.
When spare MCU is connected with a plurality of primary MCU, when backup, described spare MCU can only back up a primary MCU at one time, when this primary MCU breaking down recovers normal, spare MCU is given this primary MCU by meeting rollback, and then remove to take over the primary MCU that other break down, avoid in prior art one to one to primary MCU configuration spare MCU, by very large waste resource, improved cost, and the present invention is provided with from standby system in primary MCU, so primary MCU has oneself's heavily to ensure, the probability that its integral body breaks down is smaller, at this moment just can carry out rational resource optimization to configuration spare MCU, as above-mentioned spare MCU can connect 16 primary MCU, when a primary MCU self backs up the system failure certainly with it therein, for it provides secondary backup, the needs that configure all-round enough satisfied actual uses like this, and under double shield, can ensure the normal operation of meeting.
embodiment 3
A backup method for video conferencing system, comprises from backup procedure, as shown in Figure 4, describedly from backup procedure, comprises the following steps:
1.1. the first main control module and the second main control module first auto-negotiation be divided into primary module and backup module, in actual applications, likely that the first main control module is primary module, also be likely that the second main control module is primary module, after negotiation, primary module is synchronized to backup module by self configuration information and all conferencing informations;
1.2. described miscellaneous function module sends to primary module and spare module by message synchronization, and the information that guarantees both is identical;
1.3. described primary module and described spare module synchronously receive the message of described miscellaneous function module, and this message of sync response, but when primary module is normally worked, the message of described backup module is dropped in message exit, only has the message of described primary module to be sent to described miscellaneous function module;
1.4. when primary module breaks down, the message of described backup module will send to described miscellaneous function module, replace the work of primary module, realize the rapid recovery of system.
Described is Hot Spare from backup procedure backup module to the backup procedure of primary module, save data effect is relatively good, and backup is very short switching time, the very first time that can break down in primary module is recovered meeting, and information is more complete, there will not be the incomplete problem of the asynchronous recovery causing of data message in prior art.
embodiment 4
On the basis of the backup method of a kind of video conferencing system described in embodiment 3, also comprise secondary backup process, described secondary backup process following steps:
2.1. the primary module of primary MCU and backup module connect with the same service thread of main control module of spare MCU respectively; Also comprise before described step 2.1: the primary module of primary MCU is noticed own resource to spare MCU, and spare MCU contrasts the resource situation of two MCU, if the resource distribution of spare MCU higher than or equal primary MCU, agree to support the backup to this primary MCU.
2.2. when the shear of meeting key state, as spokesman, to switch etc., the primary module of primary MCU is informed spare MCU service thread by these states, spare MCU will be preserved meeting key state; Above-mentioned steps detailed process is in practice as follows:
The CNPlusDaemonInst that the CNPlusDaemonInst of primary MCU starts in the spare MCU of backward configuration initiates registration; If spare MCU daemon thread judges its auxiliary board ability and be greater than or equal to the auxiliary board ability of primary MCU, it selects suitable service CNPlusInst for its service.CNPlusInst records the active and standby IP information of its service, and agrees to its application for registration; The CNPlusDaemonInst of primary MCU notifies all meetings to control thread CMcuVcInst feedback conferencing information, receives after feedback information, to the CNPlusInst for its service to initiate to upgrade conferencing data request.CNPlusInst preserves conferencing data.
When meeting control thread CMcuVcInst processing transactions has been changed the important state of meeting, Real-time Notification CNPlusInst is upgraded to formulation state, than spokesman's switching as shown in Figure 5.
2.3. spare MCU timed sending detects signaling to main control module and the backup module of primary MCU, when the number of times that does not have to respond when described main control module and described backup module reaches predetermined threshold value, described threshold value preferably 3 times, spare MCU recovers meeting according to the conference status of the primary MCU preserving, the execution mode that can convert as other, described threshold value can also be set to other number of times.
What secondary backup method in the present embodiment was corresponding is the backup procedure of the spare MCU in embodiment 2, and in the present invention, method and system is used in conjunction with in application, for client provide second heavily backup ensure.
embodiment 5
On the basis of the backup method of a kind of video conferencing system described in embodiment 3 and 4, the step that in the described step 1.1 in embodiment 3, primary module is synchronized to backup module by self configuration information and all conferencing informations is specially:
1.1.1. described primary module is periodically carried out data with described backup module and is synchronizeed, and in actual applications, the preferred mode of setting timer that adopts is synchronizeed with described backup module for every five minutes;
1.1.2. described primary module sends probe message to described backup module, and described backup module receives that probe message carries out oneself master control thread and lock, and stops external information processing, and detection information is responded;
1.1.3. after described primary module receives that probe message is responded, to backup module, initiate synchronization request, the connection of primary module and other module is provided in request, and equally the master control thread of oneself is locked;
1.1.4. described backup module receives after the synchronization request of described primary module, detects whether it consistent with described primary modular environment, as unanimously acceptance message is synchronous; Described primary module packet-by-packet sends data message, and described backup module receives and preserves;
1.1.5., after synchronously completing, the response of external message is proceeded in the master control thread synchronization release of described primary module and described backup module under unified state.Through above step, described primary module can realize and synchronizeing with described backup module.
Same generic module in described miscellaneous function module can back up mutually, when described in certain, miscellaneous function module goes offline, described primary module is carried out business recovery by the identical miscellaneous function module of the miscellaneous function module of enabling immediately and going offline, also can reach a second level its recovery time, further increased system reliability of operation, allowed the full functionality of system be protected.
In described step 2.1 in embodiment 4, the main control module of spare MCU preferably can with the primary module of 16 primary MCU and backup module respectively same service thread connect, when one of them primary MCU on-hook, spare MCU recovers to take over its meeting, the same time of described spare MCU can only be taken over the meeting of a primary MCU who breaks down in 16 primary MCU, as shown in Figure 3, if but adopt man-to-man configuration spare MCU in practical application, increase cost, waste very much resource, this configuration of this method will be optimized the utilization of resource to greatest extent, and described primary MCU has from standby system can effectively guarantee the normal operation of meeting again, it is a kind of scheme of optimization of balance, reduce the vacancy rate of resource backup.After the primary MCU being taken over restarts and connects with spare MCU; spare MCU is given this primary MCU by the rollback of active conference information; return Status of Backups; primary MCU takes over meeting again, and these switchings are all automatically to carry out, the operation of quick, intelligent protection meeting; the execution mode that can convert as other; described spare MCU can also be connected with other a plurality of primary MCU, specifically will see actual applicable cases and need and determine, can flexible configuration.
The present invention designs and supports different embodiments, can require as switching time, assurance level, physics deployment, cost etc. according to user is different, and different schemes is provided.
Obviously, above-described embodiment is only for example is clearly described, and the not restriction to execution mode.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all execution modes.And the apparent variation of being extended out thus or change are still among the protection range in the invention.
Claims (10)
1. a standby system for video conferencing system, comprises primary MCU, it is characterized in that, described primary MCU comprises:
The first main control module and the second main control module: all can receive and process respective external instruction, and dispatch each functional module;
Described the second main control module is connected with described the first main control module, and synchronize with described the first main control module and process all message and outwards send message, described the first main control module and the second main control module are negotiable respectively as primary module and spare module, and the message that described spare module sends is dropped in message outlet;
Miscellaneous function module: be connected respectively with the second main control module with the first main control module, message synchronization is sent to the first main control module and the second main control module, and receive the message of described primary module.
2. the standby system of a kind of video conferencing system according to claim 1, it is characterized in that, also comprise spare MCU, described spare MCU comprises a main control module and a plurality of miscellaneous function module, described main control module receives and processes respective external instruction, dispatch each functional module, and connect respectively with the first main control module and the second main control module in one or more described primary MCU.
3. the standby system of a kind of video conferencing system according to claim 1 and 2, is characterized in that, described miscellaneous function module comprises access module, forwarding module and medium process module, and of a sort miscellaneous function module can arrange a plurality of.
4. a backup method for video conferencing system, is characterized in that, comprises from backup procedure, describedly from backup procedure, comprises the following steps:
1.1. the first main control module and the second main control module auto-negotiation are divided into primary module and backup module, and primary module is synchronized to backup module by self configuration information and all conferencing informations;
1.2. described miscellaneous function module sends to primary module and spare module by message synchronization;
1.3. described primary module and described spare module synchronously receive the message of described miscellaneous function module, and this message of sync response, but when primary module is normally worked, the message of described backup module is dropped in message exit, and the message of described primary module is sent to described miscellaneous function module;
1.4. when primary module breaks down, the message of described backup module will send to described miscellaneous function module.
5. the backup method of a kind of video conferencing system according to claim 4, is characterized in that, also comprises secondary backup process, described secondary backup process following steps:
2.1. the primary module of primary MCU and backup module connect with the same service thread of main control module of spare MCU respectively;
2.2. when the shear of meeting key state, the primary module of primary MCU is informed spare MCU service thread by this state, and spare MCU is preserved meeting key state;
2.3. spare MCU timed sending detects signaling to main control module and the backup module of primary MCU, when the number of times that does not have to respond when described main control module and described backup module reaches predetermined threshold value, spare MCU recovers meeting according to the conference status of the primary MCU preserving.
6. according to the backup method of a kind of video conferencing system described in claim 4 or 5, it is characterized in that, the step that in described step 1.1, primary module is synchronized to backup module by self configuration information and all conferencing informations is specially:
1.1.1. described primary module is periodically carried out data with described backup module and is synchronizeed;
1.1.2. described primary module sends probe message to described backup module, and described backup module receives that probe message carries out oneself master control thread and lock, and stops external information processing, and detection information is responded;
1.1.3. after described primary module receives that probe message is responded, to backup module, initiate synchronization request, the connection of primary module and other module is provided in request, and equally the master control thread of oneself is locked;
1.1.4. described backup module receives after the synchronization request of described primary module, detects whether it consistent with described primary modular environment, as unanimously acceptance message is synchronous; Described primary module packet-by-packet sends data message, and described backup module receives and preserves;
1.1.5., after synchronously completing, the response of external message is proceeded in the master control thread synchronization release of described primary module and described backup module under unified state.
7. according to the backup method of a kind of video conferencing system described in claim 4-6 any one, it is characterized in that, also comprise: the same generic module in described miscellaneous function module can back up mutually, when described in certain, miscellaneous function module goes offline, described primary module is carried out business recovery by the identical miscellaneous function module of the miscellaneous function module of enabling immediately and going offline.
8. according to the backup method of a kind of video conferencing system described in claim 4-7 any one, it is characterized in that, before described step 2.1, also comprise: the primary module of primary MCU is noticed own resource to spare MCU, spare MCU contrasts the resource situation of two MCU, if the resource distribution of spare MCU higher than or equal primary MCU, agree to support the backup to this primary MCU.
9. according to the backup method of a kind of video conferencing system described in claim 4-8 any one, it is characterized in that, in described step 2.1, the main control module of spare MCU can with the primary module of a plurality of primary MCU and backup module respectively same service thread connect, when one of them primary MCU on-hook, spare MCU recovers to take over its meeting, the meeting that the same time of described spare MCU can only be taken over a primary MCU.
10. according to the backup method of a kind of video conferencing system described in claim 4-9 any one, it is characterized in that, also comprise: after the primary MCU being taken over restarts and connects with spare MCU, spare MCU is given this primary MCU by the rollback of active conference information, return Status of Backups, primary MCU takes over meeting again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410004523.3A CN103702065B (en) | 2014-01-06 | 2014-01-06 | The standby system and method for a kind of video conferencing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410004523.3A CN103702065B (en) | 2014-01-06 | 2014-01-06 | The standby system and method for a kind of video conferencing system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103702065A true CN103702065A (en) | 2014-04-02 |
| CN103702065B CN103702065B (en) | 2017-07-21 |
Family
ID=50363451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410004523.3A Active CN103702065B (en) | 2014-01-06 | 2014-01-06 | The standby system and method for a kind of video conferencing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103702065B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104394349A (en) * | 2014-12-01 | 2015-03-04 | 大连科迪视频技术有限公司 | Warm backup multi-format switching system and method for video conference |
| CN106534758A (en) * | 2015-09-09 | 2017-03-22 | 三亚中兴软件有限责任公司 | Conference backup method and conference backup device |
| CN107409130A (en) * | 2015-03-02 | 2017-11-28 | 高通股份有限公司 | Instruction for segment section |
| WO2018165918A1 (en) * | 2017-03-15 | 2018-09-20 | 深圳市台电实业有限公司 | Double-backup conference unit and double-backup conference system |
| WO2018184220A1 (en) * | 2017-04-07 | 2018-10-11 | 深圳市台电实业有限公司 | Audio synchronization system for use in redundancy design of conference discussion systems |
| US10749930B2 (en) | 2015-03-02 | 2020-08-18 | Qualcomm Incorporated | Indication for partial segment |
| CN112162514A (en) * | 2020-09-28 | 2021-01-01 | 联合汽车电子有限公司 | Synchronization module, auxiliary synchronization module and domain controller |
| CN112565665A (en) * | 2020-12-08 | 2021-03-26 | 北京北信源软件股份有限公司 | Video conference control method and device, electronic equipment and storage medium |
| CN112954262A (en) * | 2021-03-29 | 2021-06-11 | 上海潽潞信息科技有限公司 | Video conference equipment based on virtual reality technology processing |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1452405A (en) * | 2002-04-18 | 2003-10-29 | 华为技术有限公司 | All-process backup video communication system |
| CN101159842A (en) * | 2007-10-23 | 2008-04-09 | 杭州华三通信技术有限公司 | Backup method and apparatus for video signal congress |
| CN101170674A (en) * | 2007-11-23 | 2008-04-30 | 中兴通讯股份有限公司 | Method for realizing multi-node control unit backup |
| CN101179697A (en) * | 2007-12-04 | 2008-05-14 | 中兴通讯股份有限公司 | Method and apparatus for implementing data backup of multi-point processor in multi-point control cell |
| US20100007713A1 (en) * | 2008-07-09 | 2010-01-14 | Yuzo Yamamoto | Videoconferencing system using network |
| CN102377980A (en) * | 2010-08-16 | 2012-03-14 | 杭州华三通信技术有限公司 | Backup method and system of MCU (multi-point control unit) in video conference |
-
2014
- 2014-01-06 CN CN201410004523.3A patent/CN103702065B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1452405A (en) * | 2002-04-18 | 2003-10-29 | 华为技术有限公司 | All-process backup video communication system |
| CN101159842A (en) * | 2007-10-23 | 2008-04-09 | 杭州华三通信技术有限公司 | Backup method and apparatus for video signal congress |
| CN101170674A (en) * | 2007-11-23 | 2008-04-30 | 中兴通讯股份有限公司 | Method for realizing multi-node control unit backup |
| CN101179697A (en) * | 2007-12-04 | 2008-05-14 | 中兴通讯股份有限公司 | Method and apparatus for implementing data backup of multi-point processor in multi-point control cell |
| US20100007713A1 (en) * | 2008-07-09 | 2010-01-14 | Yuzo Yamamoto | Videoconferencing system using network |
| CN102377980A (en) * | 2010-08-16 | 2012-03-14 | 杭州华三通信技术有限公司 | Backup method and system of MCU (multi-point control unit) in video conference |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104394349A (en) * | 2014-12-01 | 2015-03-04 | 大连科迪视频技术有限公司 | Warm backup multi-format switching system and method for video conference |
| CN107409130A (en) * | 2015-03-02 | 2017-11-28 | 高通股份有限公司 | Instruction for segment section |
| CN107409130B (en) * | 2015-03-02 | 2021-06-08 | 高通股份有限公司 | Indication of partial segments |
| US10659507B2 (en) | 2015-03-02 | 2020-05-19 | Qualcomm Incorporated | Indication for partial segment |
| US10749930B2 (en) | 2015-03-02 | 2020-08-18 | Qualcomm Incorporated | Indication for partial segment |
| CN106534758B (en) * | 2015-09-09 | 2021-01-08 | 三亚中兴软件有限责任公司 | Conference backup method and device |
| CN106534758A (en) * | 2015-09-09 | 2017-03-22 | 三亚中兴软件有限责任公司 | Conference backup method and conference backup device |
| WO2018165918A1 (en) * | 2017-03-15 | 2018-09-20 | 深圳市台电实业有限公司 | Double-backup conference unit and double-backup conference system |
| WO2018184220A1 (en) * | 2017-04-07 | 2018-10-11 | 深圳市台电实业有限公司 | Audio synchronization system for use in redundancy design of conference discussion systems |
| CN112162514A (en) * | 2020-09-28 | 2021-01-01 | 联合汽车电子有限公司 | Synchronization module, auxiliary synchronization module and domain controller |
| CN112565665A (en) * | 2020-12-08 | 2021-03-26 | 北京北信源软件股份有限公司 | Video conference control method and device, electronic equipment and storage medium |
| CN112565665B (en) * | 2020-12-08 | 2022-07-26 | 北京北信源软件股份有限公司 | Video conference control method and device, electronic equipment and storage medium |
| CN112954262A (en) * | 2021-03-29 | 2021-06-11 | 上海潽潞信息科技有限公司 | Video conference equipment based on virtual reality technology processing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103702065B (en) | 2017-07-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103702065A (en) | Backup system and method of video conference system | |
| CN101217353B (en) | A control method on multi-point dual redundancy system of call center | |
| CN101043310B (en) | Image backup method for dual-core control of core controlled system | |
| CN100553322C (en) | The backup method of video conference and device | |
| EP2712180B1 (en) | State conversion control method, multi-point control server and video conference system | |
| CN101753339B (en) | Method for realizing conference backup function of multi-point control unit and system thereof | |
| US8880703B2 (en) | Address distribution method, device and system thereof | |
| CN104639867B (en) | A kind of video conference restoration methods and system | |
| CN101170674A (en) | Method for realizing multi-node control unit backup | |
| CN101115033A (en) | Conversation inceptive protocol gateway master-slave conversion system and method | |
| CN110704250B (en) | Hot backup device of distributed system | |
| CN106850255A (en) | A kind of implementation method of multi-computer back-up | |
| CN110677282A (en) | Hot backup method of distributed system and distributed system | |
| WO2014079301A1 (en) | A conference television terminal, method and related device for automatic restoring same | |
| CN102055605A (en) | Disaster tolerance system and method applied to AAA (authentication, authorization and accounting) server | |
| CN100461646C (en) | Method for negat main spare board in communication equipment | |
| CN102487332B (en) | Fault processing method, apparatus thereof and system thereof | |
| CN100473148C (en) | A method to realize MC master-standby changeover of IP network conference TV system | |
| CN107547306A (en) | A kind of data syn-chronization restoration methods, device and server | |
| CN100508627C (en) | System and method for realizing backup of scrambler | |
| CN104065500A (en) | Register server hot backup method realized by SIP terminal | |
| CN114301763A (en) | Distributed cluster fault processing method and system, electronic device and storage medium | |
| CN111181766B (en) | Redundant FC network system and method for realizing dynamic configuration of switch | |
| CN100479518C (en) | Primary use spare MCU interchanging device and method | |
| CN110716827A (en) | Hot backup method suitable for distributed system and distributed system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant |