JPH0251200B2 - - Google Patents

Info

Publication number
JPH0251200B2
JPH0251200B2 JP56048174A JP4817481A JPH0251200B2 JP H0251200 B2 JPH0251200 B2 JP H0251200B2 JP 56048174 A JP56048174 A JP 56048174A JP 4817481 A JP4817481 A JP 4817481A JP H0251200 B2 JPH0251200 B2 JP H0251200B2
Authority
JP
Japan
Prior art keywords
band
energy
audio information
voice
average energy
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.)
Expired
Application number
JP56048174A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57161800A (en
Inventor
Toshuki Sakai
Hiroshi Saito
Masahiro Hamada
Hideki Fuje
Ryoji Suzuki
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 JP56048174A priority Critical patent/JPS57161800A/ja
Publication of JPS57161800A publication Critical patent/JPS57161800A/ja
Publication of JPH0251200B2 publication Critical patent/JPH0251200B2/ja
Granted legal-status Critical Current

Links

JP56048174A 1981-03-30 1981-03-30 Voice information filter Granted JPS57161800A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56048174A JPS57161800A (en) 1981-03-30 1981-03-30 Voice information filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56048174A JPS57161800A (en) 1981-03-30 1981-03-30 Voice information filter

Publications (2)

Publication Number Publication Date
JPS57161800A JPS57161800A (en) 1982-10-05
JPH0251200B2 true JPH0251200B2 (enrdf_load_stackoverflow) 1990-11-06

Family

ID=12796020

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56048174A Granted JPS57161800A (en) 1981-03-30 1981-03-30 Voice information filter

Country Status (1)

Country Link
JP (1) JPS57161800A (enrdf_load_stackoverflow)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60140399A (ja) * 1983-12-28 1985-07-25 松下電器産業株式会社 雑音除去装置
US4630304A (en) * 1985-07-01 1986-12-16 Motorola, Inc. Automatic background noise estimator for a noise suppression system
JP2836889B2 (ja) * 1990-02-13 1998-12-14 松下電器産業株式会社 信号処理装置
JPH04211523A (ja) * 1990-02-13 1992-08-03 Matsushita Electric Ind Co Ltd 信号処理装置及びボイスダイアル電話システム
WO2002080148A1 (fr) 2001-03-28 2002-10-10 Mitsubishi Denki Kabushiki Kaisha Dispositif eliminateur de bruit
JP4274418B2 (ja) * 2003-12-09 2009-06-10 独立行政法人産業技術総合研究所 音響信号除去装置、音響信号除去方法及び音響信号除去プログラム
JP4274419B2 (ja) * 2003-12-09 2009-06-10 独立行政法人産業技術総合研究所 音響信号除去装置、音響信号除去方法及び音響信号除去プログラム
CA2454296A1 (en) * 2003-12-29 2005-06-29 Nokia Corporation Method and device for speech enhancement in the presence of background noise
JP4272107B2 (ja) * 2004-05-13 2009-06-03 株式会社フジテレビジョン 音響信号除去装置、音響信号除去方法及び音響信号除去プログラム

Also Published As

Publication number Publication date
JPS57161800A (en) 1982-10-05

Similar Documents

Publication Publication Date Title
US11362631B2 (en) Audio control using auditory event detection
US4959865A (en) A method for indicating the presence of speech in an audio signal
JP2004507141A (ja) 音声強調システム
JPS62274941A (ja) 音声符号化方式
JPH0251200B2 (enrdf_load_stackoverflow)
JPH11265199A (ja) 送話器
JP2009296298A (ja) 音声信号処理装置および方法
US8254590B2 (en) System and method for intelligibility enhancement of audio information
JPH09311696A (ja) 自動利得調整装置
JP3378672B2 (ja) 話速変換装置
JPH06289897A (ja) 音声信号処理装置
JPH0239799B2 (enrdf_load_stackoverflow)
JPH06289898A (ja) 音声信号処理装置
JP2002064617A (ja) 反響抑圧方法・反響抑圧装置
JPS634973B2 (enrdf_load_stackoverflow)
JPH04223497A (ja) 有音区間の検出方法
JPH04347898A (ja) 音声認識方法
JPS6029796A (ja) 音声認識装置
JPH0921693A (ja) ゆらぎの分析装置
HK1126902B (en) Audio gain control using specific-loudness-based auditory event detection