JP4580508B2 - 信号処理装置及び通信装置 - Google Patents

信号処理装置及び通信装置 Download PDF

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Publication number
JP4580508B2
JP4580508B2 JP2000162086A JP2000162086A JP4580508B2 JP 4580508 B2 JP4580508 B2 JP 4580508B2 JP 2000162086 A JP2000162086 A JP 2000162086A JP 2000162086 A JP2000162086 A JP 2000162086A JP 4580508 B2 JP4580508 B2 JP 4580508B2
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Japan
Prior art keywords
band
noise
power
frequency
difference
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Expired - Fee Related
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JP2000162086A
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English (en)
Japanese (ja)
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JP2001344000A (ja
JP2001344000A5 (enExample
Inventor
由利子 塚原
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Toshiba Corp
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Toshiba Corp
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  • Filters That Use Time-Delay Elements (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
JP2000162086A 2000-05-31 2000-05-31 信号処理装置及び通信装置 Expired - Fee Related JP4580508B2 (ja)

Priority Applications (1)

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JP2000162086A JP4580508B2 (ja) 2000-05-31 2000-05-31 信号処理装置及び通信装置

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JP2000162086A JP4580508B2 (ja) 2000-05-31 2000-05-31 信号処理装置及び通信装置

Related Child Applications (1)

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JP2010089555A Division JP2010160521A (ja) 2010-04-08 2010-04-08 ノイズキャンセラとこのノイズキャンセラを備えた通信装置

Publications (3)

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JP2001344000A JP2001344000A (ja) 2001-12-14
JP2001344000A5 JP2001344000A5 (enExample) 2007-07-05
JP4580508B2 true JP4580508B2 (ja) 2010-11-17

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JP2000162086A Expired - Fee Related JP4580508B2 (ja) 2000-05-31 2000-05-31 信号処理装置及び通信装置

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Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1684442A4 (en) * 2003-11-11 2009-04-15 Mitsubishi Electric Corp ECHO SUPPRESSION DEVICE
JP4456504B2 (ja) * 2004-03-09 2010-04-28 日本電信電話株式会社 音声雑音判別方法および装置、雑音低減方法および装置、音声雑音判別プログラム、雑音低減プログラム
US10811026B2 (en) 2006-07-03 2020-10-20 Nec Corporation Noise suppression method, device, and program
WO2012038998A1 (ja) * 2010-09-21 2012-03-29 三菱電機株式会社 雑音抑圧装置
JP5655498B2 (ja) * 2010-10-22 2015-01-21 ヤマハ株式会社 音場可視化システム
JP5656586B2 (ja) 2010-11-26 2015-01-21 キヤノン株式会社 撮像装置とその制御方法並びに音声処理装置及び方法
JP5643686B2 (ja) * 2011-03-11 2014-12-17 株式会社東芝 音声判別装置、音声判別方法および音声判別プログラム
JP2014085609A (ja) * 2012-10-26 2014-05-12 Sony Corp 信号処理装置および方法、並びに、プログラム
CN108806712B (zh) * 2018-04-27 2020-08-18 深圳市沃特沃德股份有限公司 减少频域处理量的方法与装置
CN116705017B (zh) * 2022-09-14 2024-07-05 荣耀终端有限公司 语音检测方法及电子设备

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8716194D0 (en) * 1987-07-09 1987-08-12 British Telecomm Speech recognition
JPH06266380A (ja) * 1993-03-12 1994-09-22 Toshiba Corp 音声検出回路
FI100840B (fi) * 1995-12-12 1998-02-27 Nokia Mobile Phones Ltd Kohinanvaimennin ja menetelmä taustakohinan vaimentamiseksi kohinaises ta puheesta sekä matkaviestin
JP3309895B2 (ja) * 1996-03-25 2002-07-29 日本電信電話株式会社 雑音低減方法
JP3454402B2 (ja) * 1996-11-28 2003-10-06 日本電信電話株式会社 帯域分割型雑音低減方法
JPH10171497A (ja) * 1996-12-12 1998-06-26 Oki Electric Ind Co Ltd 背景雑音除去装置
CN100361485C (zh) * 1997-01-23 2008-01-09 摩托罗拉公司 通信系统中非线性处理的装置和方法
US5920834A (en) * 1997-01-31 1999-07-06 Qualcomm Incorporated Echo canceller with talk state determination to control speech processor functional elements in a digital telephone system
JP4194749B2 (ja) * 1997-09-02 2008-12-10 クゥアルコム・インコーポレイテッド チャネル利得修正システムと、音声通信における雑音低減方法
JP3459363B2 (ja) * 1998-09-07 2003-10-20 日本電信電話株式会社 雑音低減処理方法、その装置及びプログラム記憶媒体

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Publication number Publication date
JP2001344000A (ja) 2001-12-14

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