JPS6429094A - Echo erasing device - Google Patents
Echo erasing deviceInfo
- Publication number
- JPS6429094A JPS6429094A JP18361187A JP18361187A JPS6429094A JP S6429094 A JPS6429094 A JP S6429094A JP 18361187 A JP18361187 A JP 18361187A JP 18361187 A JP18361187 A JP 18361187A JP S6429094 A JPS6429094 A JP S6429094A
- Authority
- JP
- Japan
- Prior art keywords
- echo
- pass
- echo signal
- canceler circuit
- low
- 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
Links
Landscapes
- Circuit For Audible Band Transducer (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62183611A JP2542625B2 (ja) | 1987-07-24 | 1987-07-24 | 反響消去装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62183611A JP2542625B2 (ja) | 1987-07-24 | 1987-07-24 | 反響消去装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6429094A true JPS6429094A (en) | 1989-01-31 |
JP2542625B2 JP2542625B2 (ja) | 1996-10-09 |
Family
ID=16138820
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP62183611A Expired - Fee Related JP2542625B2 (ja) | 1987-07-24 | 1987-07-24 | 反響消去装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2542625B2 (ja) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03143035A (ja) * | 1989-08-07 | 1991-06-18 | American Teleph & Telegr Co <Att> | エコーキャンセラとエコーキャンセリング方法 |
JPH04123621A (ja) * | 1990-09-14 | 1992-04-23 | Nippon Telegr & Teleph Corp <Ntt> | 反響消去装置 |
FR2678453A1 (fr) * | 1991-06-27 | 1992-12-31 | Alcatel Business Systems | Poste telephonique a dispositif d'annulation d'echo. |
JPH0555961A (ja) * | 1991-08-27 | 1993-03-05 | Aiphone Co Ltd | 周波数分割を用いた拡声同時通話方式 |
JP2008288718A (ja) * | 2007-05-15 | 2008-11-27 | Yamaha Corp | 音響エコーキャンセラ |
JP2011232691A (ja) * | 2010-04-30 | 2011-11-17 | Honda Motor Co Ltd | 残響抑圧装置、及び残響抑圧方法 |
WO2015159901A1 (ja) * | 2014-04-14 | 2015-10-22 | ヤマハ株式会社 | 放収音装置及び放収音方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62163424A (ja) * | 1986-01-13 | 1987-07-20 | Nec Corp | 音響用エコ−キヤンセラ |
-
1987
- 1987-07-24 JP JP62183611A patent/JP2542625B2/ja not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62163424A (ja) * | 1986-01-13 | 1987-07-20 | Nec Corp | 音響用エコ−キヤンセラ |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03143035A (ja) * | 1989-08-07 | 1991-06-18 | American Teleph & Telegr Co <Att> | エコーキャンセラとエコーキャンセリング方法 |
JPH04123621A (ja) * | 1990-09-14 | 1992-04-23 | Nippon Telegr & Teleph Corp <Ntt> | 反響消去装置 |
FR2678453A1 (fr) * | 1991-06-27 | 1992-12-31 | Alcatel Business Systems | Poste telephonique a dispositif d'annulation d'echo. |
JPH0555961A (ja) * | 1991-08-27 | 1993-03-05 | Aiphone Co Ltd | 周波数分割を用いた拡声同時通話方式 |
JP2008288718A (ja) * | 2007-05-15 | 2008-11-27 | Yamaha Corp | 音響エコーキャンセラ |
JP2011232691A (ja) * | 2010-04-30 | 2011-11-17 | Honda Motor Co Ltd | 残響抑圧装置、及び残響抑圧方法 |
US9002024B2 (en) | 2010-04-30 | 2015-04-07 | Honda Motor Co., Ltd. | Reverberation suppressing apparatus and reverberation suppressing method |
WO2015159901A1 (ja) * | 2014-04-14 | 2015-10-22 | ヤマハ株式会社 | 放収音装置及び放収音方法 |
JP2015204535A (ja) * | 2014-04-14 | 2015-11-16 | ヤマハ株式会社 | 放収音装置 |
US9807215B2 (en) | 2014-04-14 | 2017-10-31 | Yamaha Corporation | Sound emission and collection device, and sound emission and collection method |
US10038769B2 (en) | 2014-04-14 | 2018-07-31 | Yamaha Corporation | Sound emission and collection device, and sound emission and collection method |
Also Published As
Publication number | Publication date |
---|---|
JP2542625B2 (ja) | 1996-10-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |