ATE356405T1 - System und verfahren zur signalverarbeitung - Google Patents

System und verfahren zur signalverarbeitung

Info

Publication number
ATE356405T1
ATE356405T1 AT04744486T AT04744486T ATE356405T1 AT E356405 T1 ATE356405 T1 AT E356405T1 AT 04744486 T AT04744486 T AT 04744486T AT 04744486 T AT04744486 T AT 04744486T AT E356405 T1 ATE356405 T1 AT E356405T1
Authority
AT
Austria
Prior art keywords
signal
frequency
pass filter
khz
digital audio
Prior art date
Application number
AT04744486T
Other languages
English (en)
Inventor
Bruno K R Tourwe
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 ATE356405T1 publication Critical patent/ATE356405T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/005—Combinations of two or more types of control, e.g. gain control and tone control of digital or coded signals
    • 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
    • G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
    • G10L21/0364—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude for improving intelligibility
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/005—Tone control or bandwidth control in amplifiers of digital signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
    • H03G9/025—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers frequency-dependent volume compression or expansion, e.g. multiple-band systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H04R25/70—Adaptation of deaf aid to hearing loss, e.g. initial electronic fitting
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Quality & Reliability (AREA)
  • Computational Linguistics (AREA)
  • Multimedia (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Otolaryngology (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Selective Calling Equipment (AREA)
  • Control Of Amplification And Gain Control (AREA)
AT04744486T 2003-07-07 2004-07-05 System und verfahren zur signalverarbeitung ATE356405T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP03102031 2003-07-07
EP04100148 2004-01-19

Publications (1)

Publication Number Publication Date
ATE356405T1 true ATE356405T1 (de) 2007-03-15

Family

ID=33566327

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04744486T ATE356405T1 (de) 2003-07-07 2004-07-05 System und verfahren zur signalverarbeitung

Country Status (7)

Country Link
US (1) US20070136050A1 (de)
EP (1) EP1680781B1 (de)
AT (1) ATE356405T1 (de)
DE (1) DE602004005234T2 (de)
ES (1) ES2281816T3 (de)
RU (1) RU2347282C2 (de)
WO (1) WO2005004114A1 (de)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX2007005027A (es) 2004-10-26 2007-06-19 Dolby Lab Licensing Corp Calculo y ajuste de la sonoridad percibida y/o el balance espectral percibido de una senal de audio.
JP2007259143A (ja) * 2006-03-23 2007-10-04 Fujitsu Ltd 音声データ処理装置及び方法
WO2009010672A2 (fr) * 2007-07-06 2009-01-22 France Telecom Limitation de distorsion introduite par un post-traitement au decodage d'un signal numerique
US20090129363A1 (en) * 2007-11-21 2009-05-21 Lindsey Steven R Automatic Volume Restoration in a Distributed Communication System
GB0725111D0 (en) * 2007-12-21 2008-01-30 Wolfson Microelectronics Plc Lower rate emulation
GB0725112D0 (en) * 2007-12-21 2008-01-30 Wolfson Microelectronics Plc Adapting cut-off frequency
US20090201983A1 (en) * 2008-02-07 2009-08-13 Motorola, Inc. Method and apparatus for estimating high-band energy in a bandwidth extension system
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
US9336785B2 (en) * 2008-05-12 2016-05-10 Broadcom Corporation Compression for speech intelligibility enhancement
UA101542C2 (ru) 2008-12-15 2013-04-10 Долби Лабораторис Лайсензин Корпорейшн Виртуализатор окружающего звука с динамическим сжатием диапазона и способ
DK2211339T3 (en) 2009-01-23 2017-08-28 Oticon As listening System
JP2010244602A (ja) * 2009-04-03 2010-10-28 Sony Corp 信号処理装置及び方法、並びにプログラム
CN101605111B (zh) * 2009-06-25 2012-07-04 华为技术有限公司 一种削波控制的方法和装置
US8324953B1 (en) * 2009-10-21 2012-12-04 Vyycore Ltd. Method and a system for signal processing
KR20110064823A (ko) * 2009-12-09 2011-06-15 삼성전자주식회사 휴대용 단말기에서 음량 증가 장치 및 방법
EP2348750B1 (de) * 2010-01-25 2012-09-12 Nxp B.V. Steuerung einer Lautsprecherausgabe
ES2392306B1 (es) * 2010-02-03 2013-10-02 Sergio CÓRDOBA SOLANO Gestión psicoacústica del sonido para su optimización en sistemas de audio de instalaciones fijas y eventuales.
EP2355542B1 (de) 2010-02-04 2012-09-12 Nxp B.V. Steuerung einer Lautsprecherausgabe
EP2541895B1 (de) * 2010-02-26 2019-01-02 Sharp Kabushiki Kaisha Bildverarbeitungsvorrichtung, anzeigevorrichtung damit und bildverarbeitungsverfahren
DE102010040689A1 (de) 2010-09-14 2012-03-15 Bayerische Motoren Werke Aktiengesellschaft Audiosystem und Verfahren zum Durchführen eines Audioquellenwechsels
MY207992A (en) 2011-07-01 2025-04-03 Dolby Laboratories Licensing Corp System and method for adaptive audio signal generation, coding and rendering
US9498658B2 (en) * 2013-02-01 2016-11-22 3M Innovative Properties Company Respirator mask speech enhancement apparatus and method
US9517366B2 (en) 2013-02-01 2016-12-13 3M Innovative Properties Company Respirator mask speech enhancement apparatus and method
RU2559710C2 (ru) * 2013-02-04 2015-08-10 Федеральное государственное бюджетное учреждение науки Институт проблем управления им. В.А. Трапезникова Российской академии наук Способ обработки функции автокорреляции для измерения основного тона речевого сигнала
DK2981963T3 (en) 2013-04-05 2017-02-27 Dolby Laboratories Licensing Corp COMPRESSION APPARATUS AND PROCEDURE TO REDUCE QUANTIZATION NOISE USING ADVANCED SPECTRAL EXTENSION
JP6108392B2 (ja) * 2013-06-24 2017-04-05 株式会社オーディオテクニカ ハンドヘルドマイクロホン
US9688295B2 (en) 2013-08-23 2017-06-27 Electro-Motive Diesel, Inc. Trainline network access point for parallel communication
US9463816B2 (en) 2013-08-23 2016-10-11 Electro-Motive Diesel, Inc. Trainline communication network access point including filter
US9270335B2 (en) 2013-08-23 2016-02-23 Electro-Motive Diesel, Inc. Receive attenuation system for trainline communication networks
US9260123B2 (en) 2013-08-23 2016-02-16 Electro-Motive Diesel, Inc. System and method for determining locomotive position in a consist
US9525953B2 (en) * 2013-10-03 2016-12-20 Russell Louis Storms, Sr. Method and apparatus for transit system annunciators
US9560139B2 (en) 2014-04-11 2017-01-31 Electro-Motive Diesel, Inc. Train communication network
US9744979B2 (en) 2014-04-11 2017-08-29 Electro-Motive Diesel, Inc. Train communication network
MX379477B (es) 2015-06-17 2025-03-10 Fraunhofer Ges Zur Foerderung Der Angewandten Foerschung E V Control de intensidad para interacción del usuario en sistemas de codificación de audio
CN107277683B (zh) * 2016-04-07 2023-07-04 深圳市三诺数字科技有限公司 一种音频放大系统及方法
US9980028B2 (en) 2016-06-22 2018-05-22 Plantronics, Inc. Sound exposure limiter
RU2676022C1 (ru) * 2016-07-13 2018-12-25 Общество с ограниченной ответственностью "Речевая аппаратура "Унитон" Способ повышения разборчивости речи
US10553195B2 (en) 2017-03-30 2020-02-04 Bose Corporation Dynamic compensation in active noise reduction devices
US10580398B2 (en) 2017-03-30 2020-03-03 Bose Corporation Parallel compensation in active noise reduction devices
US10614790B2 (en) 2017-03-30 2020-04-07 Bose Corporation Automatic gain control in an active noise reduction (ANR) signal flow path
US10157627B1 (en) 2017-06-02 2018-12-18 Bose Corporation Dynamic spectral filtering
CN110265042B (zh) * 2019-05-31 2021-07-23 歌尔科技有限公司 声音信号处理方法、装置及设备
CN111885460B (zh) * 2020-07-29 2022-09-13 歌尔科技有限公司 一种无线耳机的通透模式调节装置、方法及无线耳机
CN115967371B (zh) * 2021-10-13 2025-10-10 上海艾为电子技术股份有限公司 一种滤波方法及装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4792977A (en) * 1986-03-12 1988-12-20 Beltone Electronics Corporation Hearing aid circuit
US5363147A (en) * 1992-06-01 1994-11-08 North American Philips Corporation Automatic volume leveler
EP0676909A1 (de) * 1994-03-31 1995-10-11 Siemens Audiologische Technik GmbH Programmierbares Hörgerät
US5796842A (en) * 1996-06-07 1998-08-18 That Corporation BTSC encoder
US20020071573A1 (en) * 1997-09-11 2002-06-13 Finn Brian M. DVE system with customized equalization
RU2145446C1 (ru) * 1997-09-29 2000-02-10 Ефремов Владимир Анатольевич Способ оптимальной передачи сообщений любой физической природы, например, способ оптимального звуковоспроизведения и система для его осуществления, способ оптимального, пространственного, активного понижения уровня сигналов любой физической природы
JP3618208B2 (ja) * 1997-11-12 2005-02-09 パイオニア株式会社 雑音低減装置
US6201875B1 (en) * 1998-03-17 2001-03-13 Sonic Innovations, Inc. Hearing aid fitting system
US6868163B1 (en) * 1998-09-22 2005-03-15 Becs Technology, Inc. Hearing aids based on models of cochlear compression
WO2000076268A2 (de) * 1999-06-02 2000-12-14 Siemens Audiologische Technik Gmbh Hörhilfsgerät mit richtmikrofonsystem sowie verfahren zum betrieb eines hörhilfsgeräts
WO2002013572A2 (en) * 2000-08-07 2002-02-14 Audia Technology, Inc. Method and apparatus for filtering and compressing sound signals
US6594368B2 (en) * 2001-02-21 2003-07-15 Digisonix, Llc DVE system with dynamic range processing

Also Published As

Publication number Publication date
WO2005004114A1 (en) 2005-01-13
DE602004005234D1 (de) 2007-04-19
ES2281816T3 (es) 2007-10-01
RU2006122948A (ru) 2008-01-10
EP1680781A1 (de) 2006-07-19
EP1680781B1 (de) 2007-03-07
RU2347282C2 (ru) 2009-02-20
DE602004005234T2 (de) 2007-11-08
US20070136050A1 (en) 2007-06-14

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