JPS62130029A - 反響消去装置 - Google Patents

反響消去装置

Info

Publication number
JPS62130029A
JPS62130029A JP60270953A JP27095385A JPS62130029A JP S62130029 A JPS62130029 A JP S62130029A JP 60270953 A JP60270953 A JP 60270953A JP 27095385 A JP27095385 A JP 27095385A JP S62130029 A JPS62130029 A JP S62130029A
Authority
JP
Japan
Prior art keywords
echo
side input
signal level
canceller
signal
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP60270953A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0439248B2 (fr
Inventor
Hiromoto Furukawa
博基 古川
Satoru Ibaraki
茨木　悟
Hiroyuki Naono
博之 直野
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP60270953A priority Critical patent/JPS62130029A/ja
Publication of JPS62130029A publication Critical patent/JPS62130029A/ja
Publication of JPH0439248B2 publication Critical patent/JPH0439248B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
JP60270953A 1985-12-02 1985-12-02 反響消去装置 Granted JPS62130029A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60270953A JPS62130029A (ja) 1985-12-02 1985-12-02 反響消去装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60270953A JPS62130029A (ja) 1985-12-02 1985-12-02 反響消去装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP3098809A Division JPH04227341A (ja) 1991-04-30 1991-04-30 反響消去装置

Publications (2)

Publication Number Publication Date
JPS62130029A true JPS62130029A (ja) 1987-06-12
JPH0439248B2 JPH0439248B2 (fr) 1992-06-29

Family

ID=17493317

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60270953A Granted JPS62130029A (ja) 1985-12-02 1985-12-02 反響消去装置

Country Status (1)

Country Link
JP (1) JPS62130029A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013005106A (ja) * 2011-06-14 2013-01-07 Nippon Telegr & Teleph Corp <Ntt> 場内拡声装置、場内拡声方法、及びそのプログラム
WO2013122183A1 (fr) * 2012-02-17 2013-08-22 株式会社日立製作所 Dispositif et procédé d'estimation de paramètre de déréverbération, dispositif d'estimation de paramètre de déréverbération/suppression d'écho, dispositif de déréverbération, dispositif de déréverbération/suppression d'écho, et système de conférence en ligne à dispositif de déréverbération

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013005106A (ja) * 2011-06-14 2013-01-07 Nippon Telegr & Teleph Corp <Ntt> 場内拡声装置、場内拡声方法、及びそのプログラム
WO2013122183A1 (fr) * 2012-02-17 2013-08-22 株式会社日立製作所 Dispositif et procédé d'estimation de paramètre de déréverbération, dispositif d'estimation de paramètre de déréverbération/suppression d'écho, dispositif de déréverbération, dispositif de déréverbération/suppression d'écho, et système de conférence en ligne à dispositif de déréverbération
JP2013171076A (ja) * 2012-02-17 2013-09-02 Hitachi Ltd 残響除去パラメータ推定装置及び方法、残響・エコー除去パラメータ推定装置、残響除去装置、残響・エコー除去装置、並びに、残響除去装置オンライン会議システム
CN104115223A (zh) * 2012-02-17 2014-10-22 株式会社日立制作所 混响去除参数估计装置以及方法、混响/回波去除参数估计装置、混响去除装置、混响/回波去除装置、以及混响去除装置在线会议系统
US9288576B2 (en) 2012-02-17 2016-03-15 Hitachi, Ltd. Dereverberation parameter estimation device and method, dereverberation/echo-cancellation parameter estimation device, dereverberation device, dereverberation/echo-cancellation device, and dereverberation device online conferencing system

Also Published As

Publication number Publication date
JPH0439248B2 (fr) 1992-06-29

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