JP2018509031A - 自動サウンドレベルの調整を有する増幅器 - Google Patents

自動サウンドレベルの調整を有する増幅器 Download PDF

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Publication number
JP2018509031A
JP2018509031A JP2017537928A JP2017537928A JP2018509031A JP 2018509031 A JP2018509031 A JP 2018509031A JP 2017537928 A JP2017537928 A JP 2017537928A JP 2017537928 A JP2017537928 A JP 2017537928A JP 2018509031 A JP2018509031 A JP 2018509031A
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JP
Japan
Prior art keywords
volume
gain
volume gain
audio
slow
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Pending
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JP2017537928A
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English (en)
Japanese (ja)
Inventor
エドゥアルド・マンデ
ジュリアン・ベルジェール
ピエール−エマニュエル・カルメル
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デヴィアレ
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Publication of JP2018509031A publication Critical patent/JP2018509031A/ja
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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/002—Volume compression or expansion in amplifiers in untuned or low-frequency amplifiers, e.g. audio amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/007—Volume compression or expansion in amplifiers of digital or coded signals

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Control Of Amplification And Gain Control (AREA)
JP2017537928A 2015-01-19 2016-01-19 自動サウンドレベルの調整を有する増幅器 Pending JP2018509031A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR1550405 2015-01-19
FR1550405A FR3031852B1 (fr) 2015-01-19 2015-01-19 Amplificateur a reglage de niveau sonore automatique
PCT/EP2016/051029 WO2016116453A1 (fr) 2015-01-19 2016-01-19 Amplificateur à réglage de niveau sonore automatique

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2021018225A Division JP2021078148A (ja) 2015-01-19 2021-02-08 自動サウンドレベルの調整を有する増幅器

Publications (1)

Publication Number Publication Date
JP2018509031A true JP2018509031A (ja) 2018-03-29

Family

ID=53758284

Family Applications (3)

Application Number Title Priority Date Filing Date
JP2017537928A Pending JP2018509031A (ja) 2015-01-19 2016-01-19 自動サウンドレベルの調整を有する増幅器
JP2021018225A Pending JP2021078148A (ja) 2015-01-19 2021-02-08 自動サウンドレベルの調整を有する増幅器
JP2023070914A Pending JP2023103276A (ja) 2015-01-19 2023-04-24 自動サウンドレベルの調整を有する増幅器

Family Applications After (2)

Application Number Title Priority Date Filing Date
JP2021018225A Pending JP2021078148A (ja) 2015-01-19 2021-02-08 自動サウンドレベルの調整を有する増幅器
JP2023070914A Pending JP2023103276A (ja) 2015-01-19 2023-04-24 自動サウンドレベルの調整を有する増幅器

Country Status (9)

Country Link
US (1) US10141905B2 (enExample)
EP (1) EP3248286B1 (enExample)
JP (3) JP2018509031A (enExample)
KR (1) KR102509783B1 (enExample)
CN (1) CN107408930B (enExample)
BR (1) BR112017015378B1 (enExample)
CA (1) CA2974156C (enExample)
FR (1) FR3031852B1 (enExample)
WO (1) WO2016116453A1 (enExample)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5130665A (en) * 1991-02-14 1992-07-14 Walden Richard L Audio volume level control
JP2010034700A (ja) * 2008-07-25 2010-02-12 Yamaha Corp オーディオ信号処理装置、スピーカ装置およびテレビ
JP2011015266A (ja) * 2009-07-03 2011-01-20 Panasonic Corp 音量調整装置
US20140369527A1 (en) * 2011-09-22 2014-12-18 Earsoft Limited Dynamic range control

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4466119A (en) * 1983-04-11 1984-08-14 Industrial Research Products, Inc. Audio loudness control system
JPH06253385A (ja) * 1993-02-23 1994-09-09 Sony Corp 再生装置
US5666430A (en) 1995-01-09 1997-09-09 Matsushita Electric Corporation Of America Method and apparatus for leveling audio output
CA2372017A1 (en) * 1999-04-26 2000-11-02 Dspfactory Ltd. Loudness normalization control for a digital hearing aid
CN1615580A (zh) * 2002-01-24 2005-05-11 皇家飞利浦电子股份有限公司 一种用于减小信号的动态范围的方法和电子电路
AU2003240195A1 (en) * 2003-06-18 2005-01-04 Nokia Corporation Dynamic range control of an audio signal and method of its operation
JP4103846B2 (ja) * 2004-04-30 2008-06-18 ソニー株式会社 情報処理装置、音量制御方法、記録媒体、およびプログラム
EP1763923A1 (en) * 2004-06-30 2007-03-21 Koninklijke Philips Electronics N.V. Method of and system for automatically adjusting the loudness of an audio signal
US8081777B2 (en) * 2006-03-21 2011-12-20 Fairchild Semiconductor Corporation Volume-based adaptive biasing
US20080013751A1 (en) * 2006-07-17 2008-01-17 Per Hiselius Volume dependent audio frequency gain profile
TWI311893B (en) * 2006-09-13 2009-07-01 Coretronic Corporatio Audio control method and acoustic processing system
US8135147B2 (en) * 2006-10-09 2012-03-13 Lg Electronics Inc. Method and device for adjusting audio volume level
JP4582117B2 (ja) * 2007-06-06 2010-11-17 ヤマハ株式会社 音量制御装置
EP2352225A1 (en) * 2008-10-17 2011-08-03 Sharp Kabushiki Kaisha Audio signal adjustment device and audio signal adjustment method
JP5603339B2 (ja) * 2008-10-29 2014-10-08 ドルビー インターナショナル アーベー 既存のオーディオゲインメタデータを使用した信号のクリッピングの保護
US20120014538A1 (en) * 2008-12-29 2012-01-19 Serkan Bozkurt Audio equipment and a control method thereof
JP5771774B2 (ja) * 2010-12-14 2015-09-02 パナソニックＩｐマネジメント株式会社 自動音量補正装置、音声転送装置及びインターホンシステム
US9401685B2 (en) * 2012-06-08 2016-07-26 Apple Inc. Systems and methods for adjusting automatic gain control

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5130665A (en) * 1991-02-14 1992-07-14 Walden Richard L Audio volume level control
JP2010034700A (ja) * 2008-07-25 2010-02-12 Yamaha Corp オーディオ信号処理装置、スピーカ装置およびテレビ
JP2011015266A (ja) * 2009-07-03 2011-01-20 Panasonic Corp 音量調整装置
US20140369527A1 (en) * 2011-09-22 2014-12-18 Earsoft Limited Dynamic range control

Also Published As

Publication number Publication date
FR3031852A1 (fr) 2016-07-22
CA2974156C (fr) 2023-08-01
JP2023103276A (ja) 2023-07-26
EP3248286B1 (fr) 2019-09-25
CA2974156A1 (fr) 2016-07-28
KR20170139499A (ko) 2017-12-19
BR112017015378B1 (pt) 2022-12-06
US20180097496A1 (en) 2018-04-05
KR102509783B1 (ko) 2023-03-13
EP3248286A1 (fr) 2017-11-29
JP2021078148A (ja) 2021-05-20
CN107408930A (zh) 2017-11-28
WO2016116453A1 (fr) 2016-07-28
US10141905B2 (en) 2018-11-27
FR3031852B1 (fr) 2018-05-11
CN107408930B (zh) 2020-10-30
BR112017015378A2 (pt) 2018-01-16

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