ATE392116T1 - Audiosignal-verbesserung - Google Patents

Audiosignal-verbesserung

Info

Publication number
ATE392116T1
ATE392116T1 AT05702629T AT05702629T ATE392116T1 AT E392116 T1 ATE392116 T1 AT E392116T1 AT 05702629 T AT05702629 T AT 05702629T AT 05702629 T AT05702629 T AT 05702629T AT E392116 T1 ATE392116 T1 AT E392116T1
Authority
AT
Austria
Prior art keywords
audio signal
scaling
frequency range
selected frequency
signal improvement
Prior art date
Application number
AT05702629T
Other languages
English (en)
Inventor
Reck Kristof Van
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE392116T1 publication Critical patent/ATE392116T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H04R3/04—Circuits for transducers for correcting frequency response
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F5/00—Methods or arrangements for data conversion without changing the order or content of the data handled
    • G06F5/01—Methods or arrangements for data conversion without changing the order or content of the data handled for shifting, e.g. justifying, scaling, normalising
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
AT05702629T 2004-01-13 2005-01-10 Audiosignal-verbesserung ATE392116T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP04100092 2004-01-13

Publications (1)

Publication Number Publication Date
ATE392116T1 true ATE392116T1 (de) 2008-04-15

Family

ID=34778218

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05702629T ATE392116T1 (de) 2004-01-13 2005-01-10 Audiosignal-verbesserung

Country Status (8)

Country Link
US (1) US7729497B2 (de)
EP (1) EP1707027B1 (de)
JP (1) JP4949854B2 (de)
KR (1) KR101120550B1 (de)
CN (1) CN101061744B (de)
AT (1) ATE392116T1 (de)
DE (1) DE602005005948T2 (de)
WO (1) WO2005069679A2 (de)

Families Citing this family (15)

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JP2007133035A (ja) * 2005-11-08 2007-05-31 Sony Corp デジタル録音装置，デジタル録音方法，そのプログラムおよび記憶媒体
EP2011234B1 (de) 2006-04-27 2010-12-29 Dolby Laboratories Licensing Corporation Tonverstärkungsregelung mit erfassung von publikumsereignissen auf der basis von spezifischer lautstärke
JP4666229B2 (ja) * 2006-10-18 2011-04-06 ソニー株式会社 オーディオ再生装置
SG144752A1 (en) * 2007-01-12 2008-08-28 Sony Corp Audio enhancement method and system
CN102007777B (zh) * 2008-04-09 2014-08-20 皇家飞利浦电子股份有限公司 用于声音换能器的驱动信号的生成
ATE542293T1 (de) 2009-07-03 2012-02-15 Am3D As Dynamische verstärkung von audiosignalen
ITTO20120274A1 (it) * 2012-03-27 2013-09-28 Inst Rundfunktechnik Gmbh Dispositivo per il missaggio di almeno due segnali audio.
US9247342B2 (en) 2013-05-14 2016-01-26 James J. Croft, III Loudspeaker enclosure system with signal processor for enhanced perception of low frequency output
US11109155B2 (en) 2017-02-17 2021-08-31 Cirrus Logic, Inc. Bass enhancement
US11036462B2 (en) 2017-04-24 2021-06-15 Maxim Integrated Products, Inc. System and method for reducing power consumption in an audio system by disabling filter elements based on signal level
CN107181996A (zh) * 2017-05-08 2017-09-19 深圳市创锐实业有限公司 一种用于音箱的音频幅度限制的方法和装置
CN110858487A (zh) * 2018-08-23 2020-03-03 北京嘉楠捷思信息技术有限公司 一种音频信号缩放处理方法及装置
TWI825402B (zh) 2021-03-24 2023-12-11 瑞昱半導體股份有限公司 音訊訊號處理電路及音訊訊號處理方法
CN115346542A (zh) * 2021-05-14 2022-11-15 广州视源电子科技股份有限公司 音频信号处理方法、装置及存储介质
US12356159B2 (en) * 2022-10-19 2025-07-08 Bose Corporation Audio system with adjustably delayed frequencies

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4398061A (en) * 1981-09-22 1983-08-09 Thomson-Csf Broadcast, Inc. Audio processing apparatus and method
DE69227681T2 (de) * 1992-07-31 1999-06-10 Aphex Systems, Ltd., Sun Valley, Calif. Anordnung zur Anhebung der Bassfrequenz eines Audiosignals
US5509080A (en) * 1994-03-14 1996-04-16 Peavey Electronics Corporation Bass clipping circuit
JPH0830293A (ja) * 1994-07-11 1996-02-02 Olympus Optical Co Ltd 音声情報処理装置
JPH0830292A (ja) * 1994-07-20 1996-02-02 Olympus Optical Co Ltd 利得調整装置
JPH0968997A (ja) * 1995-08-30 1997-03-11 Sony Corp 音声処理方法及び装置
US5672999A (en) * 1996-01-16 1997-09-30 Motorola, Inc. Audio amplifier clipping avoidance method and apparatus
TW343417B (en) * 1996-05-08 1998-10-21 Philips Eloctronics N V Circuit, audio system and method for processing signals, and a harmonics generator
JPH10333695A (ja) * 1997-06-04 1998-12-18 Technol Res Assoc Of Medical & Welfare Apparatus 音声変換装置
WO1999026454A1 (en) * 1997-11-17 1999-05-27 Srs Labs, Inc. Low-frequency audio simulation system
US6285767B1 (en) * 1998-09-04 2001-09-04 Srs Labs, Inc. Low-frequency audio enhancement system
WO2000039786A1 (fr) * 1998-12-24 2000-07-06 Korg Incorporated Procede et appareil de production d'effet sonore et support de stockage d'un programme
US6606388B1 (en) * 2000-02-17 2003-08-12 Arboretum Systems, Inc. Method and system for enhancing audio signals
CN1550002A (zh) * 2001-08-31 2004-11-24 皇家飞利浦电子股份有限公司 声音信号的带宽扩展
US7242779B2 (en) * 2002-05-30 2007-07-10 Peavey Electronics Corporation Methods and apparatus for sub-harmonic generation, stereo expansion and distortion
SG185134A1 (en) * 2003-05-28 2012-11-29 Dolby Lab Licensing Corp Method, apparatus and computer program for calculating and adjusting the perceived loudness of an audio signal

Also Published As

Publication number Publication date
EP1707027B1 (de) 2008-04-09
DE602005005948T2 (de) 2009-04-16
EP1707027A2 (de) 2006-10-04
KR101120550B1 (ko) 2012-03-09
DE602005005948D1 (de) 2008-05-21
CN101061744A (zh) 2007-10-24
US20070274538A1 (en) 2007-11-29
US7729497B2 (en) 2010-06-01
JP4949854B2 (ja) 2012-06-13
WO2005069679A3 (en) 2007-02-08
WO2005069679A2 (en) 2005-07-28
KR20060123495A (ko) 2006-12-01
CN101061744B (zh) 2011-05-18
JP2007522493A (ja) 2007-08-09

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Legal Events

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