ATE415010T1 - Audiokompressor - Google Patents

Audiokompressor

Info

Publication number
ATE415010T1
ATE415010T1 AT06450169T AT06450169T ATE415010T1 AT E415010 T1 ATE415010 T1 AT E415010T1 AT 06450169 T AT06450169 T AT 06450169T AT 06450169 T AT06450169 T AT 06450169T AT E415010 T1 ATE415010 T1 AT E415010T1
Authority
AT
Austria
Prior art keywords
filter
audio compressor
release
audio
feedback loop
Prior art date
Application number
AT06450169T
Other languages
English (en)
Inventor
Hannes Breitschaedel
Original Assignee
Akg Acoustics Gmbh
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 Akg Acoustics Gmbh filed Critical Akg Acoustics Gmbh
Application granted granted Critical
Publication of ATE415010T1 publication Critical patent/ATE415010T1/de

Links

Classifications

    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Toys (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
AT06450169T 2006-11-17 2006-11-17 Audiokompressor ATE415010T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP06450169A EP1923994B1 (de) 2006-11-17 2006-11-17 Audiokompressor

Publications (1)

Publication Number Publication Date
ATE415010T1 true ATE415010T1 (de) 2008-12-15

Family

ID=37913647

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06450169T ATE415010T1 (de) 2006-11-17 2006-11-17 Audiokompressor

Country Status (7)

Country Link
US (1) US8467547B2 (de)
EP (1) EP1923994B1 (de)
JP (1) JP5041979B2 (de)
CN (1) CN101183859B (de)
AT (1) ATE415010T1 (de)
DE (1) DE602006003776D1 (de)
ES (1) ES2318715T3 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8300849B2 (en) * 2007-11-06 2012-10-30 Microsoft Corporation Perceptually weighted digital audio level compression
US8645144B2 (en) * 2008-04-24 2014-02-04 Broadcom Corporation Audio signal shaping for playback by audio devices
US9197181B2 (en) * 2008-05-12 2015-11-24 Broadcom Corporation Loudness enhancement system and method
US9196258B2 (en) 2008-05-12 2015-11-24 Broadcom Corporation Spectral shaping for speech intelligibility enhancement
US8204258B2 (en) * 2008-12-17 2012-06-19 Panasonic Automotive Systems Company Of America, Division Of Panasonic Corporation Of North America Multiband audio dynamics processor
EP2392072A4 (de) * 2009-02-02 2014-09-03 Hewlett Packard Development Co Verfahren zum auspegeln mehrerer audiosignale
CN101771913B (zh) * 2009-09-28 2013-03-13 瑞声声学科技(深圳)有限公司 控制音频信号的低音放音的装置和方法
CN102253117B (zh) * 2011-03-31 2014-05-21 浙江大学 一种基于压缩感知的声学信号采集方法
US8965774B2 (en) * 2011-08-23 2015-02-24 Apple Inc. Automatic detection of audio compression parameters
WO2013038459A1 (ja) * 2011-09-16 2013-03-21 パイオニア株式会社 音声処理装置、再生装置、音声処理方法およびプログラム
JP6105929B2 (ja) * 2012-12-27 2017-03-29 キヤノン株式会社 音声処理装置及びその制御方法
CN105164918B (zh) * 2013-04-29 2018-03-30 杜比实验室特许公司 具有动态阈值的频带压缩
KR20160113224A (ko) * 2014-01-30 2016-09-28 후아웨이 테크놀러지 컴퍼니 리미티드 오디오 신호를 압축하는 오디오 압축 시스템
JP6388457B2 (ja) * 2014-01-30 2018-09-12 ホアウェイ・テクノロジーズ・カンパニー・リミテッド オーディオ信号を圧縮するためのデジタルコンプレッサ
WO2016071900A1 (en) * 2014-11-06 2016-05-12 SHEFER, Yafit Device and method for dynamic range compression of sound
US11011180B2 (en) 2018-06-29 2021-05-18 Guoguang Electric Company Limited Audio signal dynamic range compression
US10455335B1 (en) 2018-07-20 2019-10-22 Mimi Hearing Technologies GmbH Systems and methods for modifying an audio signal using custom psychoacoustic models
US10966033B2 (en) 2018-07-20 2021-03-30 Mimi Hearing Technologies GmbH Systems and methods for modifying an audio signal using custom psychoacoustic models
EP3614380B1 (de) * 2018-08-22 2022-04-13 Mimi Hearing Technologies GmbH Systeme und verfahren zur soundverbesserung in audiosystemen
CN113711624B (zh) * 2019-04-23 2024-06-07 株式会社索思未来 声音处理装置
US11032642B1 (en) 2020-03-10 2021-06-08 Nuvoton Technology Corporation Combined frequency response and dynamic range correction for loudspeakers
CN111786640A (zh) * 2020-07-03 2020-10-16 广州市迪声音响有限公司 一种功率放大器的自动压缩比控制装置及控制方法
US11317203B2 (en) 2020-08-04 2022-04-26 Nuvoton Technology Corporation System for preventing distortion of original input signal

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5185806A (en) * 1989-04-03 1993-02-09 Dolby Ray Milton Audio compressor, expander, and noise reduction circuits for consumer and semi-professional use
US5434922A (en) * 1993-04-08 1995-07-18 Miller; Thomas E. Method and apparatus for dynamic sound optimization
US6049618A (en) 1997-06-30 2000-04-11 Siemens Hearing Instruments, Inc. Hearing aid having input AGC and output AGC
DE19826389A1 (de) * 1998-06-12 1999-12-16 Sgs Thomson Microelectronics Signalkomprimierer für Audiogerät
US6757396B1 (en) * 1998-11-16 2004-06-29 Texas Instruments Incorporated Digital audio dynamic range compressor and method
US6122331A (en) * 1999-06-14 2000-09-19 Atmel Corporation Digital automatic gain control
US7027981B2 (en) * 1999-11-29 2006-04-11 Bizjak Karl M System output control method and apparatus
KR20040052236A (ko) * 2001-10-17 2004-06-22 코닌클리케 필립스 일렉트로닉스 엔.브이. 베이스 주파수 증폭 장치
US20050147262A1 (en) * 2002-01-24 2005-07-07 Breebaart Dirk J. Method for decreasing the dynamic range of a signal and electronic circuit
US7277511B2 (en) * 2002-05-15 2007-10-02 Intellon Corporation Two-stage non-linear filter for analog signal gain control in an OFDM receiver
DE102004052416B4 (de) 2004-10-28 2012-05-10 Infineon Technologies Ag Regelkreisfilter
EP1729410A1 (de) * 2005-06-02 2006-12-06 Sony Ericsson Mobile Communications AB Vorrichtung und Verfahren zur Verstärkungsregelung eines Audiosignals
US7756281B2 (en) * 2006-05-20 2010-07-13 Personics Holdings Inc. Method of modifying audio content

Also Published As

Publication number Publication date
EP1923994A1 (de) 2008-05-21
CN101183859B (zh) 2012-11-07
JP5041979B2 (ja) 2012-10-03
JP2008131646A (ja) 2008-06-05
EP1923994B1 (de) 2008-11-19
DE602006003776D1 (de) 2009-01-02
CN101183859A (zh) 2008-05-21
US20080212799A1 (en) 2008-09-04
US8467547B2 (en) 2013-06-18
ES2318715T3 (es) 2009-05-01

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