JP4991649B2 - 音声信号処理装置 - Google Patents

音声信号処理装置 Download PDF

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Publication number
JP4991649B2
JP4991649B2 JP2008173816A JP2008173816A JP4991649B2 JP 4991649 B2 JP4991649 B2 JP 4991649B2 JP 2008173816 A JP2008173816 A JP 2008173816A JP 2008173816 A JP2008173816 A JP 2008173816A JP 4991649 B2 JP4991649 B2 JP 4991649B2
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JP
Japan
Prior art keywords
coefficient
echo
change
echo canceller
far
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Expired - Fee Related
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JP2008173816A
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English (en)
Japanese (ja)
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JP2010016564A (ja
JP2010016564A5 (enExample
Inventor
裕 番場
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 Corp
Panasonic Holdings Corp
Original Assignee
Panasonic Corp
Matsushita Electric Industrial Co Ltd
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Publication date
Application filed by Panasonic Corp, Matsushita Electric Industrial Co Ltd filed Critical Panasonic Corp
Priority to JP2008173816A priority Critical patent/JP4991649B2/ja
Priority to PCT/JP2009/001384 priority patent/WO2010001508A1/ja
Publication of JP2010016564A publication Critical patent/JP2010016564A/ja
Publication of JP2010016564A5 publication Critical patent/JP2010016564A5/ja
Application granted granted Critical
Publication of JP4991649B2 publication Critical patent/JP4991649B2/ja
Expired - Fee Related legal-status Critical Current
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0291—Door telephones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
    • H04M9/082—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic using echo cancellers

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Telephone Function (AREA)
JP2008173816A 2008-07-02 2008-07-02 音声信号処理装置 Expired - Fee Related JP4991649B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2008173816A JP4991649B2 (ja) 2008-07-02 2008-07-02 音声信号処理装置
PCT/JP2009/001384 WO2010001508A1 (ja) 2008-07-02 2009-03-27 音声信号処理装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008173816A JP4991649B2 (ja) 2008-07-02 2008-07-02 音声信号処理装置

Publications (3)

Publication Number Publication Date
JP2010016564A JP2010016564A (ja) 2010-01-21
JP2010016564A5 JP2010016564A5 (enExample) 2011-04-14
JP4991649B2 true JP4991649B2 (ja) 2012-08-01

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ID=41465618

Family Applications (1)

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JP2008173816A Expired - Fee Related JP4991649B2 (ja) 2008-07-02 2008-07-02 音声信号処理装置

Country Status (2)

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JP (1) JP4991649B2 (enExample)
WO (1) WO2010001508A1 (enExample)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6195073B2 (ja) 2014-07-14 2017-09-13 パナソニックＩｐマネジメント株式会社 収音制御装置及び収音システム
US9565493B2 (en) 2015-04-30 2017-02-07 Shure Acquisition Holdings, Inc. Array microphone system and method of assembling the same
US9554207B2 (en) 2015-04-30 2017-01-24 Shure Acquisition Holdings, Inc. Offset cartridge microphones
JP6439174B2 (ja) * 2015-06-17 2018-12-19 本田技研工業株式会社 音声強調装置、および音声強調方法
US10367948B2 (en) 2017-01-13 2019-07-30 Shure Acquisition Holdings, Inc. Post-mixing acoustic echo cancellation systems and methods
US10299039B2 (en) * 2017-06-02 2019-05-21 Apple Inc. Audio adaptation to room
CN109285554B (zh) * 2017-07-20 2023-07-07 阿里巴巴集团控股有限公司 一种回声消除方法、服务器、终端及系统
US10090000B1 (en) * 2017-11-01 2018-10-02 GM Global Technology Operations LLC Efficient echo cancellation using transfer function estimation
CN112335261B (zh) 2018-06-01 2023-07-18 舒尔获得控股公司 图案形成麦克风阵列
US11297423B2 (en) 2018-06-15 2022-04-05 Shure Acquisition Holdings, Inc. Endfire linear array microphone
DE102018122438A1 (de) * 2018-09-13 2020-03-19 Harman Becker Automotive Systems Gmbh Akustische Echounterdrückung mit Raumänderungserfassung
CN112889296B (zh) 2018-09-20 2025-01-10 舒尔获得控股公司 用于阵列麦克风的可调整的波瓣形状
CN113168840A (zh) * 2018-11-30 2021-07-23 松下知识产权经营株式会社 翻译装置以及翻译方法
US11558693B2 (en) 2019-03-21 2023-01-17 Shure Acquisition Holdings, Inc. Auto focus, auto focus within regions, and auto placement of beamformed microphone lobes with inhibition and voice activity detection functionality
CN118803494B (zh) 2019-03-21 2025-09-19 舒尔获得控股公司 具有抑制功能的波束形成麦克风瓣的自动对焦、区域内自动对焦、及自动配置
EP3942842A1 (en) 2019-03-21 2022-01-26 Shure Acquisition Holdings, Inc. Housings and associated design features for ceiling array microphones
EP3973716A1 (en) 2019-05-23 2022-03-30 Shure Acquisition Holdings, Inc. Steerable speaker array, system, and method for the same
US11302347B2 (en) 2019-05-31 2022-04-12 Shure Acquisition Holdings, Inc. Low latency automixer integrated with voice and noise activity detection
EP4018680A1 (en) 2019-08-23 2022-06-29 Shure Acquisition Holdings, Inc. Two-dimensional microphone array with improved directivity
WO2021087377A1 (en) 2019-11-01 2021-05-06 Shure Acquisition Holdings, Inc. Proximity microphone
US11552611B2 (en) 2020-02-07 2023-01-10 Shure Acquisition Holdings, Inc. System and method for automatic adjustment of reference gain
USD944776S1 (en) 2020-05-05 2022-03-01 Shure Acquisition Holdings, Inc. Audio device
WO2021243368A2 (en) 2020-05-29 2021-12-02 Shure Acquisition Holdings, Inc. Transducer steering and configuration systems and methods using a local positioning system
US11785380B2 (en) 2021-01-28 2023-10-10 Shure Acquisition Holdings, Inc. Hybrid audio beamforming system
US12452584B2 (en) 2021-01-29 2025-10-21 Shure Acquisition Holdings, Inc. Scalable conferencing systems and methods
JP7599788B2 (ja) 2021-03-10 2024-12-16 アルプスアルパイン株式会社 能動型騒音制御システム
JP7599787B2 (ja) 2021-03-10 2024-12-16 アルプスアルパイン株式会社 能動型騒音制御システム
CN118216161A (zh) 2021-10-04 2024-06-18 舒尔获得控股公司 联网自动混合器系统及方法
JP7790161B2 (ja) * 2022-01-19 2025-12-23 株式会社Ｊｖｃケンウッド 収音装置
WO2023133513A1 (en) 2022-01-07 2023-07-13 Shure Acquisition Holdings, Inc. Audio beamforming with nulling control system and methods
JP7780978B2 (ja) 2022-02-25 2025-12-05 アルプスアルパイン株式会社 コミュニケーション支援システム
JP2023179092A (ja) 2022-06-07 2023-12-19 アルプスアルパイン株式会社 コミュニケーション支援システム

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5635052B1 (enExample) * 1971-05-19 1981-08-14
JPH0520549A (ja) * 1991-07-09 1993-01-29 Casio Comput Co Ltd 注文データ管理装置
JP3303524B2 (ja) * 1994-05-07 2002-07-22 株式会社エヌ・ティ・ティ・ドコモ エコーキャンセラ学習方法
JPH08251080A (ja) * 1995-03-08 1996-09-27 Mitsubishi Electric Corp エコーキャンセラ
JPH0983412A (ja) * 1995-09-08 1997-03-28 Ricoh Co Ltd ディジタルエコーキャンセラ装置
JP4138449B2 (ja) * 2002-09-24 2008-08-27 株式会社ディーアンドエムホールディングス 音声入力システム及び通信システム
JP4283212B2 (ja) * 2004-12-10 2009-06-24 インターナショナル・ビジネス・マシーンズ・コーポレーション 雑音除去装置、雑音除去プログラム、及び雑音除去方法
JP4432916B2 (ja) * 2006-03-03 2010-03-17 ソニー株式会社 音声処理装置

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Publication number Publication date
JP2010016564A (ja) 2010-01-21
WO2010001508A1 (ja) 2010-01-07

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