CN101267329A - A method, system and device for selecting multi-point controller in conference dispatching - Google Patents
A method, system and device for selecting multi-point controller in conference dispatching Download PDFInfo
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- CN101267329A CN101267329A CNA2008100943950A CN200810094395A CN101267329A CN 101267329 A CN101267329 A CN 101267329A CN A2008100943950 A CNA2008100943950 A CN A2008100943950A CN 200810094395 A CN200810094395 A CN 200810094395A CN 101267329 A CN101267329 A CN 101267329A
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Abstract
The invention discloses a method, a system and a device for selecting a multipoint control unit in conference scheduling, which are applied in the system in which a terminal is joined in the conference through the multipoint control unit; the method comprises the steps that: a network management apparatus acquires the rest resource information of all the multipoint control unit MCU from a database; the network management apparatus selects MCU through hierarchical service regions; the network management apparatus indicates the terminal to use the MCU to join in the conference. In the invention, a cache table is established to preserve the MCUs in each hierarchical service region and the rest resources of each MCU, greatly diminishing the consumption of time for computing the MCU resources; in addition, the MCUs are associated with the hierarchical service regions so that the classification of the MCUs are more conspicuous; and the principle of proximity is adopted to select the MCU, thus improving the efficiency and usability of MCU.
Description
Technical field
The present invention relates to communication technical field, relate in particular to the method, system and device of choosing multipoint controller in a kind of conference dispatching.
Background technology
Video-signal system is made of business management system, switching system, bearer network and terminal, and wherein business management system mainly is responsible for finishing the conference management function.In the conference management, needing business management system is that meeting distributes MCU (Multipoint Control Unit, multipoint controller), carries out conference dispatching.Because can begin a plurality of meetings on a MCU, each meeting all can take a part of resource of this MCU, therefore when conference dispatching, need also to check whether MCU has enough resources in the time started section of the meeting of desire scheduling.In fact, the essence of conference dispatching is exactly to find the enough MCU of resource, then the terminal of conference participation is articulated to the process on the MCU.MCU chooses because relating to resource calculates, and is loaded down with trivial details and very consuming time, in the practical application, need obtain the most appropriate MCU as quickly as possible.
In the prior art, a kind of scheme is that the user chooses MCU for meeting by hand, both in advance for the user lists qualified MCU, and corresponding these MCU resources left values that provides, form the tabulation of MCU surplus resources, allow the user according to actual needs resource situation choose MCU voluntarily.
Yet, all need to calculate the MCU surplus resources one time when showing the tabulation of MCU surplus resources for the user in this scheme at every turn, seriously consuming time; In addition, when two user A, B simultaneously when checking the tabulation of MCU surplus resources and carrying out selection operation, if user A submits to, the resource of the MCU that chooses is occupied, the tabulation of MCU surplus resources on user B displayed page is inaccurate so, need refresh in real time, and because the resource complexity of calculation causes serious consumption of natural resource.
Another kind of scheme is to write the work of choosing that scheduler program is finished MCU automatically in the prior art, MCU is divided according to different zones, but when choosing MCU, the hierarchy in transparence zone, directly adopting maximization principle, the scheduling of MCU equipment is selected directly the maximum MCU of available number begins from network management system, is time big then, choose step by step, can reduce to the full extent like this because of seeking the loss that MCU causes.
Yet, though can reducing MCU, this scheme chooses time of time cost, but harsh requirement is but arranged for network connection speed, because the terminal among the Probability Area A has been assigned on the MCU in the area B, and the MCU connection speed of the terminal of regional A and area B is very low, will reduce the meeting quality this moment, for example Beijing has a terminal to participate in a conference, this terminal is linked network by Beijing Netcom, and search of obtaining Hangzhou available resources maximum by the MCU of Hangzhou telecommunication access network by program, so select to use the MCU in Hangzhou, because Beijing Netcom links network and Hangzhou telecommunication access network connection speed is slow, may cause the network speed of this terminal and MCU very low so.
Summary of the invention
The invention provides the method and system of choosing multipoint controller in a kind of conference dispatching, it is consuming time to choose MCU with the solution terminal, the problem of the wasting of resources.
The invention provides the method for choosing multipoint controller in a kind of conference dispatching, be applied to terminal and pass through in the system of multipoint controller adding meeting, described method comprises:
Network Management Equipment obtains the surplus resources information of all multipoint controller MCU from database;
Described Network Management Equipment is chosen MCU by the hierarchical service district;
Described Network Management Equipment indicating terminal uses described MCU to add meeting.
Wherein, the Network Management Equipment surplus resources information of obtaining all multipoint controller MCU from database specifically comprises:
Conference dispatching program in the Network Management Equipment sends the request that all MCU use resource information of obtaining to database;
Described database returns response message to described conference dispatching program, carries the use resource information of all MCU in the described response message;
The conference dispatching program is calculated the surplus resources of MCU according to the use resource information of all MCU.
Wherein, the Network Management Equipment surplus resources information of obtaining all multipoint controller MCU from database specifically comprises:
Conference dispatching program in the Network Management Equipment sends the request of obtaining all MCU surplus resources information to database;
Described database returns response message to described conference dispatching program, carries the surplus resources information of all MCU in the described response message.
Wherein, described Network Management Equipment also comprises before choosing MCU by the hierarchical service district:
Hierarchical service district table and equipment list are set in database, and described service area table is used to preserve different service areas and the subordinate relation between the service area, and described equipment list is used to preserve the information of terminal and MCU;
Set up the relation of described equipment list and described service area table, the subordinate relation of indication equipment and service area.
Wherein, described Network Management Equipment is chosen MCU by the hierarchical service district and is specifically comprised:
For the terminal of conference participation is chosen and the MCU of this terminal at same service area, if no suitable MCU is optional in the same service area, then successively upwards search, up to choosing suitable MCU.
Wherein, after initialization finishes, in receiving a request, there are a plurality of terminals to hold a meeting, may further comprise the steps:
The conference dispatching program locks, and the assurance scheduler program is only dispatched processing to a meeting simultaneously;
The conference dispatching program is searched suitable MCU in the described terminal region in database;
The conference dispatching program obtains the surplus resources of this MCU, determines whether to use this MCU according to surplus resources, if can use, then directly choose MCU and participate in a conference, otherwise, successively upwards search according to service area;
The release of conference dispatching program allows scheduler program that next meeting is dispatched.
The invention provides the system that chooses multipoint controller in a kind of conference dispatching, comprise Network Management Equipment, multipoint controller, database and terminal,
Described database, the use resource information or the surplus resources information that are used to store all MCU;
Described Network Management Equipment is used for obtaining from database the surplus resources information of all multipoint controller MCU, or obtains the use resource information of all MCU, by calculating the surplus resources information of MCU; Choose MCU by the hierarchical service district then, and indicate described terminal to use described MCU to add meeting.
Wherein also comprise: memory source table, the surplus resources information that is used to store all multipoint controller MCU.
Wherein also comprise: the resource table updating block is used to upgrade described memory source table.
Wherein said Network Management Equipment specifically comprises:
The surplus resources acquiring unit is used for obtaining from database the surplus resources information of all multipoint controller MCU;
Choose the unit, be used for choosing MCU by the hierarchical service district;
Indicating member is used for indicating terminal and uses described MCU to add meeting.
Wherein, the described unit of choosing specifically is used to the terminal of conference participation to choose and the MCU of this terminal at same service area, if no suitable MCU is optional in the same service area, then successively upwards searches, up to choosing suitable MCU.
Wherein, described surplus resources acquiring unit, specifically be used for sending the request that all MCU use resource information of obtaining to database, receive the response message that described database returns, carry the use resource information of all MCU in the described response message, calculate the surplus resources of MCU according to the use resource information of all MCU, and store described memory source table; Or
Send the request of obtaining all MCU surplus resources information to database or memory source table, receive the response message that described database returns, carry the surplus resources information of all MCU in the described response message.
Wherein, described database comprises:
Hierarchical service district table is provided with the unit, is used to preserve different service areas and the subordinate relation between the service area;
Equipment list is provided with the unit, is used to preserve the information of terminal and MCU;
Subordinate relation is set up the unit, is used to set up the relation of described equipment list and described service area table, the subordinate relation of indication equipment and service area.
The invention provides a kind of Network Management Equipment, comprising:
The surplus resources acquiring unit is used for obtaining from database the surplus resources information of all multipoint controller MCU;
Choose the unit, be used for choosing MCU by the hierarchical service district;
Indicating member is used for indicating terminal and uses described MCU to add meeting.
Compared with prior art, the present invention has the following advantages:
Among the present invention, by set up a cache table preserve each zone down MCU and the surplus resources of each MCU, feasible the spent time of the calculating of MCU resource is significantly reduced; In addition, MCU is associated with the hierarchical service district, makes that the classification of MCU is more clear, and adopt nearby principle to choose MCU, improved the efficient of choosing MCU and the availability of MCU.
Description of drawings
Fig. 1 is a method flow diagram of choosing multipoint controller among the present invention in a kind of conference dispatching;
Fig. 2 is the schematic diagram of the relation of equipment list and service area table among the present invention;
Fig. 3 is the flow chart of system initialization among the present invention;
Fig. 4 is a scheduler program process chart among the present invention.
Embodiment
The invention provides the method for choosing multipoint controller in a kind of conference dispatching, be applied to terminal and pass through as shown in Figure 1, to comprise in the system of multiple spot adding meeting:
Wherein, Fig. 2 is an instantiation schematic diagram of the relation of equipment list and service area table, comprises a root node, two the provincial service areas in this root node subordinate Zhejiang Province and Heilongjiang Province in the hierarchical service district table; Service area subordinate Hangzhou, a Zhejiang Province and Ningbo liang city-level service area; Two districts of Hangzhou service area subordinate Xihu District and Binjiang District level service area.In the equipment list, the Hangzhou service area comprises MCU1, MCU2, Term1; Ningbo City's service area comprises MCU8 and MCU9; Comprise MCU3, Term3, Term2 in the Xihu District service area; The Binjiang District service area comprises MCU4, Term4.
Adopt nearby principle choosing of MCU,,, then successively upwards search, guarantee that terminal is connected on the suitable MCU as far as possible if no suitable MCU is optional in the same service area for the terminal of conference participation is chosen and the MCU of this terminal at same service area.For example shown in Figure 1, there is a terminal Term4 to need meeting at Hangzhou, Zhejiang province city Binjiang District, search at the Binjiang District service area earlier when searching for MCU so, find MCU4, if MCU4 meets the surplus resources requirement of terminal needs, then directly choosing MCU4 participates in a conference, otherwise upwards search again whether qualified MCU is arranged in the service area of Hangzhou, if also can not find qualified MCU, then continue to search the upper level service area Zhejiang Province service area of Hangzhou, till finding qualified MCU.So both improve the efficient of search, and can guarantee the MCU and the network speed of terminal that search again as much as possible, certain, in order to reduce complexity, also can only search MCU in this service area according to user's request.
When the resource in the step 101 is calculated, transfer data by database at every turn, consuming time more serious, can (can be in root node at Network Management Equipment, also can be at other service areas) internal memory in set up a cache table, be used to preserve the surplus resources of each MCU of each service area, this table carries out initialization when system start-up, by calculating the surplus resources of these MCU with each MCU interactive information, after being each the terminal distribution MCU success that participates in a conference, directly upgrade the surplus resources of corresponding M CU in this table then.Owing to be internal memory operation, and the resource value that expends of each meeting that only need calculate the desire scheduling, in memory table, the surplus resources of corresponding M CU is deducted this value then and get final product, when meeting adjourned, when MCU discharges resource, upgrade the surplus resources value of relevant MCU in the cache table.
Wherein, the sequential of system initialization may further comprise the steps as shown in Figure 3:
Step 301, the conference dispatching program in the Network Management Equipment sends the Query Database request to database (database can be integrated in the Network Management Equipment, also can independently be provided with), requires to obtain the use resource information of all MCU.
Step 302, database returns response message to the conference dispatching program, carries the use resource information of all MCU in the response message.
Step 303, the conference dispatching program is according to the surplus resources of the use resource information calculating MCU of all MCU, in the write memory.
After initialization finished, when receiving a request, for example terminal A, B, C need hold a meeting, and scheduler program is handled as shown in Figure 4, may further comprise the steps:
Step 401, the conference dispatching program locks, and the MCU that allows scheduler program can not handle other meetings again chooses work.
Step 402, conference dispatching program are searched suitable MCU in the terminal A region in database.
Step 403, the conference dispatching program obtains the related resource of suitable MCU, and calculates the surplus resources that obtains this MCU, determines whether to use this MCU according to surplus resources, if can use, then directly chooses MCU4 and participates in a conference.
Step 404, the release of conference dispatching program.The scheduler program MCU that handled current meeting chooses work in other words, and the MCU that can handle other meetings chooses work.Such as a meeting is arranged, comprise 3 terminals, scheduler program can lock earlier so, chooses MCU for these three terminals then, and it doesn't matter for order, chooses to finish, and upgrades resource table, and last release is even if this meeting scheduling has been finished.
The invention provides the system that chooses multipoint controller in a kind of conference dispatching, comprising: described database, the use resource information or the surplus resources information that are used to store all MCU; Described Network Management Equipment is used for obtaining from database the surplus resources information of all multipoint controller MCU, or obtains the use resource information of all MCU, by calculating the surplus resources information of MCU; Choose MCU by the hierarchical service district then, and indicate described terminal to use described MCU to add meeting.
The system that chooses multipoint controller in this conference dispatching can also comprise: memory source table, the surplus resources information that is used to store all multipoint controller MCU.
The system that chooses multipoint controller in this conference dispatching can also comprise: also comprise: the resource table updating block is used to upgrade described memory source table.
Wherein, Network Management Equipment specifically comprises: the surplus resources acquiring unit is used for obtaining from database the surplus resources information of all multipoint controller MCU; Choose the unit, be used for choosing MCU by the hierarchical service district; Indicating member is used for indicating terminal and uses described MCU to add meeting.
The described unit of choosing specifically is used to the terminal of conference participation to choose and the MCU of this terminal at same service area, if no suitable MCU is optional in the same service area, then successively upwards searches, up to choosing suitable MCU.
Described surplus resources acquiring unit, specifically be used for sending the request that all MCU use resource information of obtaining to database, receive the response message that described database returns, carry the use resource information of all MCU in the described response message, calculate the surplus resources of MCU according to the use resource information of all MCU, and store described memory source table; Or
Send the request of obtaining all MCU surplus resources information to database or memory source table, receive the response message that described database returns, carry the surplus resources information of all MCU in the described response message.
Wherein, database comprises: hierarchical service district table is provided with the unit, is used to preserve different service areas and the subordinate relation between the service area; Equipment list is provided with the unit, is used to preserve the information of terminal and MCU; Subordinate relation is set up the unit, is used to set up the relation of described equipment list and described service area table, the subordinate relation of indication equipment and service area.
Through the above description of the embodiments, those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential general hardware platform, can certainly pass through hardware, but the former is better execution mode under a lot of situation.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words can embody with the form of software product, this computer software product is stored in the storage medium, comprise that some instructions are with so that a computer equipment (can be a personal computer, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.
More than disclosed only be several specific embodiment of the present invention, still, the present invention is not limited thereto, any those skilled in the art can think variation all should fall into protection scope of the present invention.
Claims (14)
1, choose the method for multipoint controller in a kind of conference dispatching, be applied to terminal and pass through to it is characterized in that described method comprises in the system of multipoint controller adding meeting:
Network Management Equipment obtains the surplus resources information of all multipoint controller MCU from database;
Described Network Management Equipment is chosen MCU by the hierarchical service district;
Described Network Management Equipment indicating terminal uses described MCU to add meeting.
2, choose the method for multipoint controller according to claim 1 in the conference dispatching, it is characterized in that Network Management Equipment obtains all multipoint controller MCU from database surplus resources information specifically comprises:
Conference dispatching program in the Network Management Equipment sends the request that all MCU use resource information of obtaining to database;
Described database returns response message to described conference dispatching program, carries the use resource information of all MCU in the described response message;
The conference dispatching program is calculated the surplus resources of MCU according to the use resource information of all MCU.
3, choose the method for multipoint controller according to claim 1 in the conference dispatching, it is characterized in that Network Management Equipment obtains all multipoint controller MCU from database surplus resources information specifically comprises:
Conference dispatching program in the Network Management Equipment sends the request of obtaining all MCU surplus resources information to database;
Described database returns response message to described conference dispatching program, carries the resource of all MCU in the described response message and uses information.
4, choose the method for multipoint controller according to claim 1 in the conference dispatching, it is characterized in that, described Network Management Equipment also comprises before choosing MCU by the hierarchical service district:
Hierarchical service district table and equipment list are set in database, and described service area table is used to preserve different service areas and the subordinate relation between the service area, and described equipment list is used to preserve the information of terminal and MCU;
Set up the relation of described equipment list and described service area table, the subordinate relation of indication equipment and service area.
5, as choosing the method for multipoint controller in the conference dispatching as described in the claim 4, it is characterized in that described Network Management Equipment is chosen MCU by the hierarchical service district and specifically comprised:
For the terminal of conference participation is chosen and the MCU of this terminal at same service area,, then successively upwards search, up to choosing suitable MCU if no suitable MCU is optional in the same service area.
6, as choosing the method for multipoint controller in the conference dispatching as described in the claim 4, it is characterized in that after initialization finishes, in receiving a request, having a plurality of terminals to hold a meeting, may further comprise the steps:
The conference dispatching program locks, and the assurance scheduler program is only dispatched processing to a meeting simultaneously;
The conference dispatching program is searched suitable MCU in the described terminal region in database;
The conference dispatching program obtains the surplus resources of this MCU, determines whether to use this MCU according to surplus resources, if can use, then directly choose MCU and participate in a conference, otherwise, successively upwards search according to service area;
The release of conference dispatching program allows scheduler program that next meeting is dispatched.
7, choose the system of multipoint controller in a kind of conference dispatching, comprise Network Management Equipment, multipoint controller MCU, database and terminal, it is characterized in that,
Described database, the use resource information or the surplus resources information that are used to store all MCU;
Described Network Management Equipment is used for obtaining from database the surplus resources information of all multipoint controller MCU, or obtains the use resource information of all MCU, by calculating the surplus resources information of MCU; Choose MCU by the hierarchical service district then, and indicate described terminal to use described MCU to add meeting.
8, as choosing the system of multipoint controller in the conference dispatching as described in the claim 7, it is characterized in that, also comprise:
The memory source table, the surplus resources information that is used to store all multipoint controller MCU.
9, as choosing the system of multipoint controller in the conference dispatching as described in the claim 8, it is characterized in that, also comprise:
The resource table updating block is used to upgrade described memory source table.
10, as choosing the system of multipoint controller in the conference dispatching as described in the claim 7, it is characterized in that described Network Management Equipment specifically comprises:
The surplus resources acquiring unit is used for obtaining from database the surplus resources information of all multipoint controller MCU;
Choose the unit, be used for choosing MCU by the hierarchical service district;
Indicating member is used for indicating terminal and uses described MCU to add meeting.
11, as choosing the system of multipoint controller in the conference dispatching as described in the claim 7, it is characterized in that, the described unit of choosing, specifically be used to the terminal of conference participation to choose and the MCU of this terminal at same service area, if no suitable MCU is optional in the same service area, then successively upwards search, up to choosing suitable MCU.
12, as choosing the system of multipoint controller in the conference dispatching as described in the claim 7, it is characterized in that,
Described surplus resources acquiring unit, specifically be used for sending the request that all MCU use resource information of obtaining to database, receive the response message that described database returns, carry the use resource information of all MCU in the described response message, calculate the surplus resources of MCU according to the use resource information of all MCU, and store described memory source table; Or
Send the request of obtaining all MCU surplus resources information to database or memory source table, receive the response message that described database returns, carry the surplus resources information of all MCU in the described response message.
13, as choosing the system of multipoint controller in the conference dispatching as described in the claim 7, it is characterized in that described database comprises:
Hierarchical service district table is provided with the unit, is used to preserve different service areas and the subordinate relation between the service area;
Equipment list is provided with the unit, is used to preserve the information of terminal and MCU;
Subordinate relation is set up the unit, is used to set up the relation of described equipment list and described service area table, the subordinate relation of indication equipment and service area.
14, a kind of Network Management Equipment is characterized in that, comprising:
The surplus resources acquiring unit is used for obtaining from database the surplus resources information of all multipoint controller MCU;
Choose the unit, be used for choosing MCU by the hierarchical service district;
Indicating member is used for indicating terminal and uses described MCU to add meeting.
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| CNA2008100943950A CN101267329A (en) | 2008-04-29 | 2008-04-29 | A method, system and device for selecting multi-point controller in conference dispatching |
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| CNA2008100943950A CN101267329A (en) | 2008-04-29 | 2008-04-29 | A method, system and device for selecting multi-point controller in conference dispatching |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102055950B (en) * | 2009-11-02 | 2012-07-04 | 杭州华三通信技术有限公司 | MCU backup method and equipment in video conference |
| CN103905664A (en) * | 2012-12-27 | 2014-07-02 | 中国移动通信集团公司 | Method, device and system for selecting multipoint control unit (MCU) |
| CN104065682A (en) * | 2013-03-21 | 2014-09-24 | 鸿富锦精密工业（深圳）有限公司 | Data transmission method |
| US9350948B2 (en) | 2014-04-14 | 2016-05-24 | Wistron Corporation | Method and system for providing video service |
| WO2017054712A1 (en) * | 2015-09-30 | 2017-04-06 | 华为技术有限公司 | Method of scheduling resources of multipoint control unit and device utilizing same |
-
2008
- 2008-04-29 CN CNA2008100943950A patent/CN101267329A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102055950B (en) * | 2009-11-02 | 2012-07-04 | 杭州华三通信技术有限公司 | MCU backup method and equipment in video conference |
| CN103905664A (en) * | 2012-12-27 | 2014-07-02 | 中国移动通信集团公司 | Method, device and system for selecting multipoint control unit (MCU) |
| CN104065682A (en) * | 2013-03-21 | 2014-09-24 | 鸿富锦精密工业（深圳）有限公司 | Data transmission method |
| US9350948B2 (en) | 2014-04-14 | 2016-05-24 | Wistron Corporation | Method and system for providing video service |
| WO2017054712A1 (en) * | 2015-09-30 | 2017-04-06 | 华为技术有限公司 | Method of scheduling resources of multipoint control unit and device utilizing same |
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Open date: 20080917 |