KR100439957B1 - Conference service method according to IP QoS - Google Patents

Abstract

The present invention relates to a conference service method according to QoS of an IP network, comprising: a first step of registering a conference server in a load balancing server; A second step of, if a conference host requests conference server information to the load balancing server using a host terminal, providing the conference server information registered to the host terminal by the load balancing server; A third step of generating a conference room from the conference server and notifying a result of the result of the conference room when the conference host requests the conference server provided with the information using the host terminal; If a conference participant requests conference server information in which a conference room is generated to the load balancing server using a participant terminal, providing a specific conference server information in which the conference room is generated from the load balancing server to the conference participant terminal; A fifth step of, when the conference participant requests to participate in the conference to a conference server provided with information using a participant terminal, connecting the host terminal and the participant terminal at the conference server; And a sixth step of monitoring the QoS status of the connected IP network in the conference server.

Description

Conference service method according to IP of IP network {Conference service method according to IP QoS}

The present invention relates to a conference service method according to QoS of an IP network. In particular, the present invention relates to a method for providing a high quality conference service through selective control and change of media according to a monitoring result by monitoring the QoS state of an IP network. It is about.

Due to the rapid development of computer technology and the development of communication technology, information transmission through computer communication network, especially the Internet network, is widely used in many industrial fields in that it can be made without restriction of time and space between information provider and information receiver. have.

In addition, the creation of a virtual space through an internet-based network has brought about various services and online transactions in such a virtual space, as well as offline real-time transactions and various agency services, as well as online reservations and electronic reservations. Commerce is also active.

On the other hand, with the recent popularization of multimedia communication services, the multimedia field based on video communication, which can face and face conversations of far-flung opponents, is also rapidly emerging. In particular, the video conference system allows several people to simultaneously participate in a conference. By connecting the people in different regions through a network, conference information such as voice or video is transmitted to the other party.

In addition, an integrated service digital communication network (ISDN), which can transmit a large amount of high-speed conference information simultaneously using a single digital line, has been disclosed. In order to realize video telephony and video conference in ISDN, H.221 is recommended and used to multiplex other data.

The ultimate goal of these video conferencing systems is to maximize the work efficiency of companies that use them. However, when the quality of service (QoS) status of the IP network connecting the terminals of the video conference participants is poor, smooth communication with each other becomes difficult, and thus there is a problem in that the satisfactory video conference cannot proceed.

Accordingly, the present invention has been made to solve the above problems, IP network that can maximize the satisfaction of video conferencing to monitor the QoS status of the IP network and to facilitate smooth communication through the selective control and change of media flexibly Its purpose is to provide a conference service method based on QoS.

In order to achieve the above object, a conference service is provided to conference hosts and participants through a conference host terminal and a participant terminal and a participant terminal, which can be connected to a public telephone exchange network. The method may include: providing conference server information from a conference server to a load balancing server to support load balancing, redundancy, and conference service, and registering a conference server provided with the information from the load balancing server; A second step of, if the conference host requests conference server information to the load balancing server using a host terminal, providing the conference server information registered to the host terminal by the load balancing server; A third step of generating a conference room from the conference server when the conference host requests a conference server provided with information using a host terminal, and notifies the host terminal of the generated result; A fourth step of providing, by the conference participant, information on a conference server in which a conference room is generated to the load balancing server by using the participant terminal, providing specific conference server information in which the conference room is generated from the load balancing server to the conference participant terminal; ; A fifth step of, when the conference participant requests to participate in the conference to a conference server provided with information using a participant terminal, connecting the host terminal and the participant terminal at the conference server; A sixth step of monitoring, by the conference server, the QoS status of the connected IP network and requesting media control from the host terminal if it is in a bad state below a preset value; And a seventh step of controlling transmission of the image data in the host terminal.

An eighth step of requesting a media change from the conference server to the host terminal if the QoS state of the IP network is less than a preset value even through transmission control of the image data; And when the conference host requests the voice telephone mixing server to connect to the participant phone by using the host telephone, the ninth step of connecting the host phone and the participant phone in the voice telephone mixing server. It may include.

1 is a configuration schematic diagram for implementing a preferred conference service according to the present invention;

2 is a flowchart illustrating an embodiment of a conference service method according to the present invention.

* Explanation of symbols for main parts of the drawings

100: host terminal 102: host telephone

104: IP private network 106: load balancing server

108: conference server 110: IP public network

112: voice telephone mixing server 114: public telephone switching network

116: participant terminal 118: participant phone

Hereinafter, with reference to the accompanying drawings will be described in detail the present invention.

Figure 1 is a schematic diagram for implementing a preferred conference service according to the present invention, the host terminal 100, the host phone 102, load balancing server 106, a plurality of conference server 108, voice telephone mixing Server 112, participant terminal 116, and participant phone 118. The host terminal 100 or the participant terminal 116 is connected to the load balancing server 106 or the conference server 108 via the IP private network 104 and the IP public network 110. In addition, the host telephone 102 or the participant telephone 118 is connected to the voice telephone mixing server 112 through the public telephone switching network 114. The host terminal 100 and the participant terminal 116 generally have a PC form that can transmit and receive multimedia data. The load balancing server 106, the conference server 108, and the voice telephone mixing server 112 are connected to the IP public network 110.

Looking at the function of each component, first, the load balancing server 106 monitors the state of the conference server 108, and receives a conference request from the host terminal 100 of the plurality of conference server 108 Perform a load balancing function that specifies a particular one.

The conference server 108 is a place where a conference room is actually created and a conference is conducted, and performs functions such as status management and control of conference participants, management data, and conference data relay. In addition, it monitors the QoS (Quality of Service) status of the IP private network 104 and the IP public network 110, and performs a function to manage or change the media selectively if the host is bad.

The voice call mixing server 112 connects to the corresponding participant phone 118 when the voice call connection through the public telephone exchange network 114 is requested from the conference organizer's phone 102, and associates and mixes the voice data to the conference. It performs the function of enabling the smooth voice call between the host and the participants.

2 is a flowchart illustrating an embodiment of a conference service method according to the present invention, and relates to a method of providing a multimedia conference service such as video, voice, and data to conference hosts and participants. That is, the conference host terminal 100 and the participant connected to the IP private network 104 and the 1P public network 110 using the load balancing server 106, the plurality of conference servers 108, and the voice telephone mixing server 112. The present invention relates to a method for providing conference services to conference hosts and participants through a conference host phone 102 and a participant phone 118 connected to a terminal 116, a public switched telephone network 114.

Referring to the drawings, first, to provide the conference server 108 information to register from the conference server 108 to the load balancing server 106 in order to support the load balancing, redundancy, and conference services, the load balancing server In step 106, the conference server 108 provided with the information is registered (S200, S202). At this time, in order to implement the present invention preferably, it is preferable to register a plurality of conference servers 108.

Subsequently, when a conference host requests conference server 108 information to the load balancing server 106 using the host terminal 100 to hold a conference, the load distribution server 106 requests the host terminal ( A specific one of the conference server 108 registered as 100) is designated to provide corresponding server information (S204 and S206).

Next, when the conference host requests the conference server 108 provided with the information using the host terminal 100 to create a conference room, the conference server 108 generates a conference room and generates a result. Notify the host terminal (100) (S208, S210, S212). The conference room is a virtual room where a conference between a host and a participant is held.

On the other hand, if any conference participant who wants to participate in the conference goes through a separate authentication procedure using the participant terminal 116 and requests the load balancing server 106 the conference server 108 information in which the conference room is generated, The load balancing server 106 designates a specific one among the conference server 108 where the conference room is created to the conference participant terminal 116 and provides corresponding server information (S214 and S216). At this time, such a conference may include a plurality of people, the number of participants may be limited to a certain number.

Subsequently, when the conference participant requests the conference server 108 to receive the information using the participant terminal 116, the conference server 108 receives the host terminal 100 and the participant terminal 116. (S218, S220), and the actual conference is held between the host and the participants.

During the conference, the conference server 108 monitors the QoS status of the IP private network 104 and the IP public network 110 connecting the host terminal 100 and the participant terminal 116, which is less than or equal to a preset value. If the bad state of the IP private network 104 and IP public network 110 to request the media control to the host terminal 100 to improve the QoS state, the host terminal 100 receiving the request information The transfer of the image data is controlled (S222, S224, S226). The set value is set based on a threshold value for smooth communication between the host and the participant.

At this time, if the QoS state of the IP private network 104 and the IP public network 110 is not good or less than a preset value even through transmission control of the image data, the conference server 108 transmits the media to the host terminal 100. Request a change (S228, S230).

When the conference host who has received such a request requests the voice telephone mixing server 112 to connect to the participant phone 118 using the host telephone 102, the voice telephone mixing server 112 requests the host. By connecting the phone 102 and the participant phone 104 to the public switched telephone network 114 (S232, S234), the conference organizer and the participant have a high quality regardless of the QoS status of the IP private network 104 and the IP public network 110. Will be able to conduct conferences.

On the other hand, the conference providing method according to the QoS of the IP network (104,110) according to the present invention, prescribe the conditions for providing the melody, and if such conditions occur, the host terminal 100 or the telephone 102 and the The melody set in the participant terminal 116 or the telephone 118 may be provided.

The above-described embodiment is for the purpose of understanding and the present invention is not limited to the above-described embodiment, and various modifications can be made by those skilled in the art without departing from the technical spirit of the present invention. Accordingly, the present invention can be variously applied in the field of providing a conference service according to QoS of an IP network.

According to the present invention, it is possible to implement a high quality and efficient remote multimedia conference by providing a conference service through selective control and change of media according to QoS of an IP network.

Claims (3)

In the method of providing a conference service to conference hosts and participants through a conference host terminal and a participant terminal that can be connected to an IP network, a conference host telephone and a participant phone that can be connected to a public switched telephone network, Providing conference server information from a conference server to a load balancing server to support load balancing, redundancy, and conference service, and registering the conference server provided with the information from the load balancing server; A second step of, if the conference host requests conference server information to the load balancing server using a host terminal, providing the conference server information registered to the host terminal by the load balancing server; A third step of generating a conference room from the conference server when the conference host requests a conference server provided with information using a host terminal, and notifies the host terminal of the generated result; A fourth step of providing, by the conference participant, information on a conference server in which a conference room is generated to the load balancing server by using the participant terminal, providing specific conference server information in which the conference room is generated from the load balancing server to the conference participant terminal; ; A fifth step of, when the conference participant requests to participate in the conference to a conference server provided with information using a participant terminal, connecting the host terminal and the participant terminal at the conference server; A sixth step of monitoring, by the conference server, the QoS status of the connected IP network and requesting media control from the host terminal if it is in a bad state below a preset value; And And a seventh step of controlling the transmission of the image data in the host terminal. The method of claim 1, An eighth step of requesting a media change from the conference server to the host terminal if the QoS state of the IP network is poor even below a preset value even through the transmission control of the image data; And And further comprising a ninth step of connecting the participant phone to the participant phone by the voice telephone mixing server when the conference host requests the voice telephone mixing server to connect to the participant phone by using the host telephone. Conference service method according to QoS of IP network. The method according to claim 1 or 2, When a predetermined condition occurs, the conference service method according to the QoS of the IP network, characterized in that to provide a predetermined melody to the host terminal or the telephone and the participant terminal or telephone.