WO2009015583A1 - Système et procédé de téléphonie multi-utilisateur - Google Patents

Système et procédé de téléphonie multi-utilisateur Download PDF

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Publication number
WO2009015583A1
WO2009015583A1 PCT/CN2008/071707 CN2008071707W WO2009015583A1 WO 2009015583 A1 WO2009015583 A1 WO 2009015583A1 CN 2008071707 W CN2008071707 W CN 2008071707W WO 2009015583 A1 WO2009015583 A1 WO 2009015583A1
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WO
WIPO (PCT)
Prior art keywords
server
client
voice
person
client located
Prior art date
Application number
PCT/CN2008/071707
Other languages
English (en)
Chinese (zh)
Inventor
Zhihong Li
Original Assignee
Tencent Technology (Shenzhen) Company Limited
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tencent Technology (Shenzhen) Company Limited filed Critical Tencent Technology (Shenzhen) Company Limited
Publication of WO2009015583A1 publication Critical patent/WO2009015583A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/10—Architectures or entities
    • H04L65/102—Gateways
    • H04L65/1023—Media gateways
    • H04L65/103—Media gateways in the network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2207/00—Type of exchange or network, i.e. telephonic medium, in which the telephonic communication takes place
    • H04M2207/20—Type of exchange or network, i.e. telephonic medium, in which the telephonic communication takes place hybrid systems
    • H04M2207/203—Type of exchange or network, i.e. telephonic medium, in which the telephonic communication takes place hybrid systems composed of PSTN and data network, e.g. the Internet
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities

Definitions

  • the present invention relates to the field of communications, and more particularly to a multi-person voice system and method.
  • Multi-person voice communication is a practical communication method that can be applied to business meetings, multi-person chats, etc., and is convenient for a plurality of remote users to perform centralized voice communication, and thus has broad application prospects.
  • multi-person voice communication There are two main ways of multi-person voice communication. One is to use multiple phones to implement multi-person voice over the telephone network. The specific process is as follows: Multiple telephone users connect the call to the multi-person voice server through the telephone end office. If the telephone user is not in the same telecommunication service area as the multi-person voice server, the telephone user needs to further connect to the multi-person voice server through the long-distance office.
  • the multi-person voice server implements multi-channel mixing processing, and returns the processed voice to each telephone client, thereby realizing multi-person voice.
  • the other is to implement multi-person voice over the Internet through multiple personal computers (PCs).
  • PCs personal computers
  • the specific process is as follows: Multiple computers are connected to the multi-person voice server through the Internet, and the multi-person voice server implements multi-channel mixing processing, and returns the processed voice to each PC client, thereby implementing multi-person voice.
  • the above two methods are based on two different mechanisms: circuit domain (telephone network) and packet and (internet).
  • circuit domain-based implementation only supports clients located in the circuit domain, such as telephone users, based on packet domain implementation.
  • the method only supports the client in the packet domain, such as the PC client, so the convergence of the two methods cannot be implemented, so that multiple clients in the packet domain and clients in the circuit domain participate in multi-person voice communication at the same time.
  • Embodiments of the present invention provide a system and method for multi-person voice to support both a client located in a packet domain and a client located in a circuit domain.
  • the multi-person voice system includes at least one client located in the circuit domain, at least one client located in the packet domain, a multi-person voice server, and a transit server, where
  • the at least one client located in the circuit domain interacts with the multi-person voice server through the relay server;
  • the relay server is configured to transit a voice signal of the interaction between the at least one client located in the circuit domain and the multi-person voice server;
  • the at least one client located in the packet domain directly interacts with the multi-person voice server for a voice signal
  • the multi-person voice server configured to receive, by the at least one client located in the circuit domain, transited by the relay server and by the at least one located in a packet domain a multi-channel voice signal directly sent by the client; performing a mixing process on the multi-channel voice signal; transferring the processed voice signal to the at least one client located in the circuit domain through the relay server, and directly sending the message to the client Said at least one client located in the packet domain.
  • At least one client located in the circuit domain interacts with the multi-person voice server through the relay server;
  • At least one client located in the packet domain directly interacts with the multi-person voice server for a voice signal
  • the processed voice signal is forwarded through the transit server to the at least one client located in the circuit domain and directly to the at least one client located in the packet domain.
  • FIG. 1 is a structural diagram of a multi-person speech system in an embodiment of the present invention.
  • FIG. 2 is a structural diagram of a multi-person speech system in an embodiment of the present invention.
  • FIG. 3 is a flow chart of a multi-person speech method in an embodiment of the present invention.
  • FIG. 4 is a flow chart of a multi-person speech method in an embodiment of the present invention.
  • FIG. 5 is a structural diagram of a multi-person voice server in an embodiment of the present invention.
  • BEST MODE FOR CARRYING OUT THE INVENTION In order to make the objects, technical solutions and advantages of the present invention more comprehensible, the present invention will be further described in detail below with reference to the accompanying drawings. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
  • the relay server is used to connect the client located in the circuit domain with the multi-person voice server, and the voice signal between the client located in the circuit domain and the multi-person voice server is transited, thereby the client located in the circuit domain.
  • the terminal accesses the packet domain, so that the multi-person voice server can simultaneously establish communication connection with multiple clients in the circuit domain and clients located in the packet domain, and receive and mix multiple voice signals initiated by different clients. Tone processing, transmission, thereby implementing multi-person speech between the client located in the circuit domain and the client located in the packet domain.
  • the client in the circuit domain can be, but is not limited to, a telephone client, and can also be a client such as a PHS client.
  • the client located in the packet domain may be, but not limited to, a PC client, and may also be a PDA or the like.
  • the telephone client The PC client is used as an example.
  • FIG. 1 is a structural diagram of a multi-person speech system in an embodiment of the present invention.
  • the system includes a multi-person voice server 100, a relay server 200, and a plurality of clients (client 300, client 400, ... client N).
  • clients clients 300, client 400, ... client N.
  • connections between the devices in all of the illustrated embodiments of the present invention are intended to clearly illustrate the need for their information interaction and control processes and should therefore be considered as logical connections and should not be limited to physical connections.
  • Each client mainly includes two types of terminal devices, one is a PC client and the other is a phone client.
  • the phone client is connected to the multi-person voice server 100 through the relay server 200, wherein the relay server 200 implements protocol conversion between the circuit domain and the packet domain.
  • the PC client directly establishes a connection with the multi-person voice server 100.
  • the "direct" connection here does not mean that there is no other between the PC client and the multi-person voice server 100.
  • Network devices for example, a PC client in the education network connected to a multi-person voice server in a telecommunications network sometimes needs to add an education network egress agent to improve network availability
  • the PC client and the multi-person voice server 100 are both In the middle of the Internet, they do not need a network device like the relay server 200 for protocol conversion.
  • the relay server 200 first establishes a communication connection with the telephone client, and further initiates a connection request to the multi-person voice server 100, which is equivalent to a bridge between the telephone client and the multi-person voice server 100.
  • the relay server 200 may include an Interactive Voice Response (IVR) server and a Voice over Internet Protocol (VOIP) gateway, or may be a softswitch. Server.
  • IVR Interactive Voice Response
  • VOIP Voice over Internet Protocol
  • the multi-person voice server 100 establishes a communication connection with a plurality of clients (the client 300, the client 400, ... the client N), receives the multi-channel voice signals sent by all the clients, and pairs the voice signals. The signal is mixed, and the processed voice signal is sent to all clients having a communication connection, the specific internal structure and function of which are described in detail later.
  • the multi-person voice server 100 in the present invention may be a server group, and the load balancing technology is used to evenly distribute the server access and server operations (information transceiving, mixing, etc.) to each multi-person voice in the group. Server, to ensure that each client receives timely response and quality mixing.
  • FIG. 2 is a structural diagram of a multi-person speech system in an embodiment of the present invention.
  • the system includes a multi-person voice server 100, a relay server 200, two PC clients (PC client 300, PC client 400), and two telephone clients (telephone client 500, telephone client). 600).
  • the PC client 300 and the PC client 400 establish a communication connection directly with the multi-person voice server 100, and the telephone client 500 and the telephone client 600 are connected to the multi-person voice server 100 via the relay server 200.
  • FIG. 3 is a flow chart of a multi-person speech method in an embodiment of the present invention.
  • the method flow is applicable to the multi-person speech system shown in Figures 1 and 2, and mainly includes the following steps:
  • Step S301 The multi-person voice server is established according to the connection request initiated by the client.
  • a communication connection with at least one PC client and at least one telephony client.
  • the connection request message includes the ID number of the client that initiated the request, and is used to make a targeted response later.
  • the establishment of the communication connection between the multi-person voice server and each client may be synchronous or sequential, depending on the specific situation.
  • the multi-person voice server may use a TCP/IP protocol to initiate a "request/response" mechanism between multiple threads and each client, and establish a communication connection when both parties are confirmed. Thanks to the use of a high-performance multi-person voice server, it is possible to establish a connection with a large number of clients, thereby supporting a larger number of users and ensuring the user capacity of the system of the present invention.
  • the communication connection is established in the following manner: The PC client sends a connection request message to the multi-person voice server, and after receiving the connection request message, the multi-person voice server feeds back the connection confirmation message to establish a communication connection.
  • the establishment of the communication connection is completed between the multi-person voice server and the multi-person voice server.
  • the relay server 200 includes an IVR server and a VOIP gateway, and the specific process of establishing the connection is:
  • the client dials the phone number of the IVR server (the call to the phone number can also be regarded as sending a connection request message), thereby establishing a connection with the IVR server first;
  • the IVR server sends a connection request message to the VOIP gateway, and the VOIP gateway accepts Requesting and establishing a connection;
  • the VOIP gateway forwards the connection request message to the multi-person voice server, and the multi-person voice server feeds back the connection confirmation message after receiving the request, thereby completing the establishment process of the communication connection with the telephone client.
  • Step S302 The multi-person voice server receives multiple voice messages sent by all clients. No., and mix and process multiple voice signals. Specifically, the multi-person voice server processes two or more voice data information through a mixing algorithm to form a voice data containing all input voices.
  • the mixing algorithm can be a plurality of, most monolithic, for example, linearly superimposing multiple voice signals having the same sampling rate.
  • Step S303 The multi-person voice server sends the processed voice signal to all clients having a communication connection.
  • the multi-person voice server sends the processed voice signal directly to a PC client with which it has a communication connection, and forwards the voice signal to the telephone client through the relay server.
  • FIG. 4 is a flow chart of a multi-person speech method in an embodiment of the present invention.
  • the method flow is applicable to the multi-person speech system shown in FIG. 1 and the multi-person speech server shown in FIG. 3, and the specific steps are as follows:
  • Step S401 The PC client sends a connection request message (including the ID number) to the multi-person voice server, and proceeds to step S404.
  • Step S402 The telephone client establishes a first level connection with the transit server. If the transit server includes an IVR server and a VOIP gateway, the telephone client establishes a first-level connection process with the transit server: the telephone client dials the telephone number of the IVR server to establish a connection with the IVR server; and the IVR server sends a connection to the VOIP gateway. The request message, the VOIP gateway accepts the request, thereby establishing a first level connection.
  • Step S403 The relay server further forwards the connection request message to the multi-person voice server. Specifically, the connection request message is sent to the multi-person voice server by the VOIP gateway, and the process goes to step S404.
  • Step S404 After the multi-person voice server receives the connection request message, the feedback connection A confirmation message is established to establish a communication connection with the client (including the PC client and the phone client).
  • Step S405 Different types of clients send voice signals through various channels, for example, the PC client can input voice signals through a microphone; the telephone client inputs voice signals through a telephone and forwards them to the multi-person voice server through the relay server.
  • Step S406 After receiving the multi-channel speech signal, the multi-person speech server determines whether the sampling rate (Sample Rate, SR) of the multi-channel speech signal is consistent: if the sampling rate is inconsistent, the process goes to step S407; if the sampling rate is consistent, Go directly to step S408.
  • Sample Rate Sample Rate
  • Step S407 The multi-person voice server performs sample conversion on the received multi-channel voice signals, so that the sampling rate of each voice signal is adjusted to be consistent.
  • Step S408 The multi-person voice server linearly superimposes the received multi-channel speech signals to obtain the converted speech signal.
  • Step S409 The multi-person voice server sends the voice signal after the mixing process to all the clients in the communication connection, and specifically includes: for the PC client, the voice signal after the mixing process can be directly sent; for the phone client, The voice signal after the mixing process is forwarded to the telephone client through the relay server. Eventually, everyone on each client can hear everyone's voice.
  • a practical application scenario of the embodiment of the present invention may be: PC users A, B, and C participate in a three-party chat based on a chat room through a chat room client, a web page, etc., and the telephone users D and E can join by calling the chat room. To three-way calls, forming eight, B, C, D, E to participate in five-party calls based on chat rooms.
  • FIG. 5 is a structural diagram of a multi-person voice server in an embodiment of the present invention.
  • the multi-person voice server includes an information transceiver module 101, a connection establishment module 102, and a mixing module 103, wherein:
  • the information transceiving module 101 is connected to the connection establishing module 102 and the mixing module 103 for information interaction with at least two clients. Specifically, receiving a connection request from at least two clients, forwarding the connection request to the connection establishing module 102; receiving voice signals from the at least two clients, and forwarding the voice information to the mixing module 103; The processed voice signal is sent to at least two clients.
  • the connection establishing module 102 is connected to the information transceiver module 101 for establishing a communication connection with at least one PC client and at least one telephone client. Specifically, a connection request from at least two clients forwarded according to the information transceiver module 101 is established, and a communication connection is established with the at least two clients.
  • the connection establishment module 102 can employ the TCP/IP protocol.
  • the mixing module 103 is connected to the information transceiver module 101 for mixing the received multi-channel speech signals, and sends the processed speech signals to the information transceiver module 101. Specifically, the voice signal from the at least two clients forwarded by the information transceiver module 101 is subjected to mixing processing, and the voice signal after the mixing processing is sent to the information transceiver module 101.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)

Abstract

L'invention concerne un système et un procédé de téléphonie multi-utilisateur qui supportent simultanément les exigences de clients dans des régions à commutation de paquets et dans des régions à commutation de circuits. Le système téléphonique multi-utilisateur comprend au moins un client dans des régions à commutation de circuits, au moins un client dans des régions à commutation de paquets, un serveur vocal multi-utilisateur et un serveur de transfert. Dans ledit système, des clients dans des régions à commutation de circuits échangent des signaux vocaux avec le serveur vocal multi-utilisateur, par l'intermédiaire du serveur de transfert.Le serveur de transfert est utilisé pour transférer les signaux vocaux entre des clients dans des régions à commutation de circuits et le serveur vocal multi-utilisateur. Des clients dans des régions à commutation de paquets échangent directement des signaux vocaux avec le serveur vocal multi-utilisateur. Le serveur vocal multi-utilisateur est utilisé pour recevoir de multiples signaux vocaux transférés par le serveur de transfert provenant de clients dans des régions à commutation de circuits et des signaux vocaux provenant directement de clients dans des régions à commutation de paquets, exécuter le traitement de mélange vocal sur les multiples signaux vocaux et renvoyer les signaux vocaux traités aux clients dans des régions à commutation de circuits par l'intermédiaire du serveur de transfert et directement aux clients dans des régions à commutation de paquets.
PCT/CN2008/071707 2007-07-27 2008-07-21 Système et procédé de téléphonie multi-utilisateur WO2009015583A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN 200710075335 CN101110868A (zh) 2007-07-27 2007-07-27 一种基于pc和电话进行多人语音沟通的方法及系统
CN200710075335.X 2007-07-27

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Families Citing this family (10)

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CN101110868A (zh) * 2007-07-27 2008-01-23 腾讯科技（深圳）有限公司 一种基于pc和电话进行多人语音沟通的方法及系统
CN101488870B (zh) * 2009-02-25 2011-04-13 杭州华三通信技术有限公司 语音混音的实现方法、系统及设备
CN101895720B (zh) * 2010-08-19 2011-08-24 和记奥普泰通信技术有限公司 一种电话会议芯片及其电话会议控制方法
CN103313435A (zh) * 2012-03-08 2013-09-18 上海阅维信息科技有限公司 一种多路语音集中传输的无线音频系统
CN103237139B (zh) * 2013-05-02 2015-09-02 广州融和网络科技有限公司 多方通信系统及方法
CN104183234B (zh) * 2013-05-28 2017-12-26 展讯通信（上海）有限公司 语音信号的处理、实现多方通话的方法及装置、通信终端
CN103327014B (zh) * 2013-06-06 2015-08-19 腾讯科技（深圳）有限公司 一种语音处理方法、装置及系统
CN104410648A (zh) * 2014-12-18 2015-03-11 北京奇虎科技有限公司 基于局域网的VoIP通信方法、系统和通信终端
CN106301812B (zh) * 2015-05-20 2019-08-20 华为技术有限公司 多媒体会议实现方法、装置及系统
CN108234790B (zh) * 2018-01-10 2020-07-03 网易（杭州）网络有限公司 多人语音通信方法、装置、终端设备和存储介质

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