KR960028504A - Implementation of Selective Speech Synthesis Module for Multi-Party Voice and Video Conference - Google Patents

Implementation of Selective Speech Synthesis Module for Multi-Party Voice and Video Conference Download PDF

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Publication number
KR960028504A
KR960028504A KR1019940034154A KR19940034154A KR960028504A KR 960028504 A KR960028504 A KR 960028504A KR 1019940034154 A KR1019940034154 A KR 1019940034154A KR 19940034154 A KR19940034154 A KR 19940034154A KR 960028504 A KR960028504 A KR 960028504A
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KR
South Korea
Prior art keywords
voice
predetermined number
synthesizing
outputting
control
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Application number
KR1019940034154A
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Korean (ko)
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KR0138862B1 (en
Inventor
성동수
함진호
이부호
현동환
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양승택
재단법인 한국전자통신연구소
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Priority to KR1019940034154A priority Critical patent/KR0138862B1/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/15—Conference systems
    • H04N7/152—Multipoint control units therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
    • H04N21/25808—Management of client data
    • H04N21/25825—Management of client data involving client display capabilities, e.g. screen resolution of a mobile phone
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/222—Studio circuitry; Studio devices; Studio equipment
    • H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
    • H04N5/265—Mixing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/15—Conference systems
    • H04N7/155—Conference systems involving storage of or access to video conference sessions

Abstract

본 발명은 고속통신망 환경에서 사용되는 화상회의 시스템을 구현하기 위한 다지점 제어장치에 관한 것으로 특히, D/A변환수단으로 부터 발생되는 아날로그 음성데이타를 입력받아 잡음을 제거한 후 출력하는 소정갯수의 필터링수단과, 상기 필터링수단들에서 출력되는 소정갯수의 아날로그 음성데이타를 입력받아 제어신호에 따라 선택적으로 합성하여 A/D변환수단에 입력하는 소정갯수의 선택적 오디오 합성수단 및 다지점 제어장치내의 중앙제어부의 제어에 따라 상기 선택적 오디오 합성수단들을 제어하기 위한 제어신호를 출력하는 시스템 제어수단을 포함하는 것을 특징으로 하는 다자간 음성 및 영상회의를 위한 선택적 음성 합성모듈의 구현 장치를 제공하면, 근래 제안되어진 음성처리모듈의 방식을 유지하면서 이용자가 무조건 전체신호를 합성한 신호를 취한다든지 또는 임의의 특정한 하나의 신호만을 취하는 것 대신 선택적으로 원하는 신호를 합성하도록 함으로써 음성 및 화상회의의 구현시 융통성을 부여할 수 있는 효과가 있다.The present invention relates to a multi-point control device for implementing a video conferencing system used in a high-speed communication network environment, and more particularly, to filter a predetermined number of outputs after removing noise by receiving analog voice data generated from a D / A conversion unit. And a predetermined number of selective audio synthesizing means for receiving a predetermined number of analog voice data outputted from the filtering means, selectively synthesizing according to a control signal, and inputting them to the A / D conversion means, and a central control unit in a multi-point control device. Providing an implementation of the selective speech synthesis module for multi-party voice and video conferencing, characterized in that it comprises a system control means for outputting a control signal for controlling the selective audio synthesis means in accordance with the control of, While maintaining the way of the processing module, the user unconditionally By taking the synthesized signal or by selectively synthesizing the desired signal instead of taking only one particular one, there is an effect that can be given flexibility in the implementation of voice and video conferencing.

Description

다자간 음성 및 영상회의를 위한 선택적 음성 합성모듈의 구현장치Implementation of Selective Speech Synthesis Module for Multi-Party Voice and Video Conference

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 다자간 화상회의를 위하여 다지점 제어장치를 이용한 구성도, 제2도는 다지점 제어장치의 구성도, 제3도는 아날로그 방법으로 구현된 다지점 제어장치내 음성처리 모듈의 구성도.1 is a block diagram using a multi-point control device for multi-party video conferencing, FIG. 2 is a block diagram of a multi-point control device, Figure 3 is a block diagram of a voice processing module in a multi-point control device implemented by the analog method.

Claims (2)

고속통신망 환경에서 사용되는 화상회의 시스템을 구현하기 위하여 망종단 장치로 부터 압축된 음성정보를 입력받아 디지탈 음성정보로 복원하는 다수개의 음성복호수단과 상기 음성복호수단에서 입력되는 디지탈 데이타를 아날로그 데이타로 변환하는 다수개의 D/A변환수단과 생성된 정보를 디지탈 데이타로 변환하는A/D변환수단 및 상기 A/D변환수단에서 입력되는 디지탈 데이타를 압축한 후 해당 망접속부를 통하여 망종단 장치에 전송하는 음성부호수단을 구비하고 있는 다지점 제어장치내 음성처리모듈의 구현 장치에 있어서, 상기 D/A변환수단으로 부터 발생되는 아날로그 음성데이타를 입력받아 잡음을 제거한 후 출력하는 소정갯수의 필터링수단과; 상기 필터링수단들에서 출력되는 소정갯수의 아날로그 음성데이타를 입력받아 제어신호에 따라 선택적으로 합성하여 상기 A/D변환수단에 입력하는 소정갯수의 선택적 오디오 합성수단; 및 다지점 제어장치내의 중앙제어부의 제어에 따라 상기 선택적 오디오 합성수단을 제어하기 위한 제어신호를 출력하는 시스템 제어수단을 포함하는 것을 특징으로 하는 다자간 음성 및 영상 회의를 위한 선택적 음성 합성모듈의 구현 장치.In order to implement a video conferencing system used in a high-speed communication network environment, a plurality of voice decoding means for receiving compressed voice information from a network termination device and recovering the digital voice information, and digital data input from the voice decoding means as analog data. A / D conversion means for converting a plurality of D / A conversion means to convert the generated information into digital data and digital data input from the A / D conversion means is compressed and transmitted to the network termination device through the network connection unit An apparatus for implementing a voice processing module in a multi-point control apparatus having a voice encoding means, comprising: a predetermined number of filtering means for receiving analog voice data generated from the D / A conversion means, removing noise, and outputting the noise; ; A predetermined number of selective audio synthesizing means for receiving a predetermined number of analog voice data outputted from the filtering means and selectively synthesizing according to a control signal to input to the A / D conversion means; And system control means for outputting a control signal for controlling the selective audio synthesizing means according to the control of the central control unit in the multi-point control apparatus. . 제1항에 있어서, 상기 선택적 오디오 합성수단은 상기 시스템 제어수단에서 출력되는 제어신호를 입력받아 각각 소정갯수의 선택신호를 출력하는 제1, 2래치부와; 상기 제1, 2래치부에서 출력되는 선택신호들에 따라 상기 필터링수단으로 부터 입력되는 아날로그 음성데이타를 선택적으로 출력하는 아날로그 스위치; 및 상기 아날로그 스위치에서 출력되는 음성데이타를 합성하여 출력하는 신호합성부로 구성되는 것을 특징으로 하는 다자간 음성 및 영상회의를 위한 선택적 음성 합성모듈의 구현 장치.2. The apparatus of claim 1, wherein the selective audio synthesizing means comprises: first and second latches for receiving a control signal output from the system control means and outputting a predetermined number of selection signals, respectively; An analog switch for selectively outputting analog voice data input from the filtering means according to selection signals output from the first and second latches; And a signal synthesizing unit for synthesizing and outputting audio data output from the analog switch. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940034154A 1994-12-14 1994-12-14 Selective audio synthesize module for audio and visual conference KR0138862B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100239345B1 (en) * 1996-11-29 2000-01-15 구자홍 Multi-point video conference control apparatus

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8296366B2 (en) 2004-05-27 2012-10-23 Microsoft Corporation Efficient routing of real-time multimedia information
KR100847147B1 (en) * 2007-04-18 2008-07-18 한국전자통신연구원 Apparatus and method for controlling video conference

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100239345B1 (en) * 1996-11-29 2000-01-15 구자홍 Multi-point video conference control apparatus

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