A NEW DESIGN FOR PROGRAM-CONTROLLED VOICE SWITCHING-CIRCUITS USING A MICROPROCESSOR

被引:0
|
作者
OIKAWA, H
MAKINO, S
NISHINO, M
YAMAMORI, K
机构
[1] NIPPON TELEGRAPH & TEL PUBL CORP, INTEGRATED COMMUN SYST SECTOR, KAWASAKI, KANAGAWA 210, JAPAN
[2] NIPPON TELEGRAPH & TEL PUBL CORP, DEPT CUSTOMER EQUIPMENT, YOKOSUKA, KANAGAWA 238, JAPAN
关键词
VOICE SWITCHING CIRCUIT; FREQUENCY-DIVIDED VOICE SWITCHING CIRCUIT; LOUDSPEAKER TELEPHONE;
D O I
10.1002/ecja.4410780401
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
The voice switching circuit (VS) is applied widely to various problems, including echo suppression and howling suppression in the communication equipment, realizing the magnified voice communication using microphones and loudspeakers. It is also applied frequently in recent years in combination with the echo canceller, ina form to complement the performance of the echo canceller.
引用
收藏
页码:1 / 13
页数:13
相关论文
共 50 条
  • [1] New design for program-controlled voice switching circuits using a microprocessor
    Oikawa, Hiroshi
    Makino, Shoji
    Nishino, Masakazu
    Yamamori, Kazuhiko
    Electronics and Communications in Japan, Part I: Communications (English translation of Denshi Tsushin Gakkai Ronbunshi), 1995, 78 (04): : 1 - 13
  • [2] NEW APPROACH TO THE DESIGN OF THYRISTOR AND TRANSISTOR SWITCHING-CIRCUITS
    MIKOLAJUK, K
    KROPACZ, WS
    IEE PROCEEDINGS-B ELECTRIC POWER APPLICATIONS, 1987, 134 (02): : 61 - 68
  • [3] HOW TO DESIGN TRANSISTOR SWITCHING-CIRCUITS
    HOROWITZ, M
    RADIO-ELECTRONICS, 1984, 55 (01): : 77 - 82
  • [4] FORMAL DESIGN PROCEDURES FOR PASS TRANSISTOR SWITCHING-CIRCUITS
    RADHAKRISHNAN, D
    WHITAKER, SR
    MAKI, GK
    IEEE JOURNAL OF SOLID-STATE CIRCUITS, 1985, 20 (02) : 531 - 536
  • [5] A NEW TECHNOLOGY FOR FAST SWITCHING-CIRCUITS ON GLASS
    VANCALSTER, A
    DERYCKE, I
    VERVAET, A
    DEBAETS, J
    VANFLETEREN, J
    IEEE ELECTRON DEVICE LETTERS, 1987, 8 (10) : 477 - 479
  • [6] DESIGN METHODS FOR TUNNEL-DIODE SWITCHING-CIRCUITS
    PATRUTESCU, M
    STUDII SI CERCETARI DE FIZICA, 1976, 28 (03): : 277 - 306
  • [7] HOW TO DESIGN SEMICONDUCTOR SWITCHING-CIRCUITS .2.
    HOROWITZ, M
    RADIO-ELECTRONICS, 1984, 55 (02): : 84 - &
  • [8] Design of High Frequency Program-controlled Filter
    Lan, Qiao Qian
    Xu, Min Hui
    Jin, Wei Jian
    VIBRATION, STRUCTURAL ENGINEERING AND MEASUREMENT II, PTS 1-3, 2012, 226-228 : 2480 - 2483
  • [9] PROGRAM-CONTROLLED SOFT-SWITCHING PRDCL INVERTER WITH NEW SPACE VECTOR PWM ALGORITHM
    YI, W
    LIU, HL
    JUNG, YC
    CHO, JG
    CHO, GH
    INTERNATIONAL JOURNAL OF ELECTRONICS, 1993, 75 (03) : 567 - 575
  • [10] HALMA: A CAD-program for synthesis and optimization of delay-constrained switching-circuits
    Kemper, Axel
    Sarfert, Thomas
    1600, De Gruyter Oldenbourg (28):