BRPI0813723A2 - processamento de áudio que utiliza análise de cena auditiva e assimetria espectral - Google Patents

processamento de áudio que utiliza análise de cena auditiva e assimetria espectral

Info

Publication number
BRPI0813723A2
BRPI0813723A2 BRPI0813723A BRPI0813723A BRPI0813723A2 BR PI0813723 A2 BRPI0813723 A2 BR PI0813723A2 BR PI0813723 A BRPI0813723 A BR PI0813723A BR PI0813723 A BRPI0813723 A BR PI0813723A BR PI0813723 A2 BRPI0813723 A2 BR PI0813723A2
Authority
BR
Brazil
Prior art keywords
weighting
skewness
auditory
loudness
measure
Prior art date
Application number
BRPI0813723A
Other languages
English (en)
Inventor
Jeffrey Seefeldt Alan
John Smithers Michael
Original Assignee
Dolby Laboratories Licensing Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=39776994&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BRPI0813723(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Dolby Laboratories Licensing Corp filed Critical Dolby Laboratories Licensing Corp
Publication of BRPI0813723A2 publication Critical patent/BRPI0813723A2/pt
Publication of BRPI0813723B1 publication Critical patent/BRPI0813723B1/pt

Links

Classifications

    • 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
    • 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
    • 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
    • H03G9/12—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices
    • H03G9/18—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices for tone control and volume expansion or compression

Landscapes

  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Quality & Reliability (AREA)
  • Computational Linguistics (AREA)
  • Physics & Mathematics (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Holo Graphy (AREA)
  • Electrically Operated Instructional Devices (AREA)
BRPI0813723A 2007-07-13 2008-07-11 método para controlar o nível de intensidade do som de eventos auditivos, memória legível por computador não transitória, sistema de computador e aparelho BRPI0813723B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US95946307P 2007-07-13 2007-07-13
PCT/US2008/008592 WO2009011827A1 (en) 2007-07-13 2008-07-11 Audio processing using auditory scene analysis and spectral skewness

Publications (2)

Publication Number Publication Date
BRPI0813723A2 true BRPI0813723A2 (pt) 2017-07-04
BRPI0813723B1 BRPI0813723B1 (pt) 2020-02-04

Family

ID=39776994

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0813723A BRPI0813723B1 (pt) 2007-07-13 2008-07-11 método para controlar o nível de intensidade do som de eventos auditivos, memória legível por computador não transitória, sistema de computador e aparelho

Country Status (10)

Country Link
US (1) US8396574B2 (pt)
EP (1) EP2168122B1 (pt)
JP (1) JP5192544B2 (pt)
CN (1) CN101790758B (pt)
AT (1) ATE535906T1 (pt)
BR (1) BRPI0813723B1 (pt)
ES (1) ES2377719T3 (pt)
RU (1) RU2438197C2 (pt)
TW (1) TWI464735B (pt)
WO (1) WO2009011827A1 (pt)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102017402B (zh) 2007-12-21 2015-01-07 Dts有限责任公司 用于调节音频信号的感知响度的系统
EP2425426B1 (en) 2009-04-30 2013-03-13 Dolby Laboratories Licensing Corporation Low complexity auditory event boundary detection
US8538042B2 (en) 2009-08-11 2013-09-17 Dts Llc System for increasing perceived loudness of speakers
US8510361B2 (en) * 2010-05-28 2013-08-13 George Massenburg Variable exponent averaging detector and dynamic range controller
KR102003191B1 (ko) * 2011-07-01 2019-07-24 돌비 레버러토리즈 라이쎈싱 코오포레이션 적응형 오디오 신호 생성， 코딩 및 렌더링을 위한 시스템 및 방법
WO2013150340A1 (en) * 2012-04-05 2013-10-10 Nokia Corporation Adaptive audio signal filtering
US9312829B2 (en) 2012-04-12 2016-04-12 Dts Llc System for adjusting loudness of audio signals in real time
US9349384B2 (en) 2012-09-19 2016-05-24 Dolby Laboratories Licensing Corporation Method and system for object-dependent adjustment of levels of audio objects
US9979829B2 (en) 2013-03-15 2018-05-22 Dolby Laboratories Licensing Corporation Normalization of soundfield orientations based on auditory scene analysis
CN104078050A (zh) 2013-03-26 2014-10-01 杜比实验室特许公司 用于音频分类和音频处理的设备和方法
CN104079247B (zh) 2013-03-26 2018-02-09 杜比实验室特许公司 均衡器控制器和控制方法以及音频再现设备
CN107093991B (zh) 2013-03-26 2020-10-09 杜比实验室特许公司 基于目标响度的响度归一化方法和设备
MY197063A (en) * 2013-04-05 2023-05-23 Dolby Int Ab Companding system and method to reduce quantization noise using advanced spectral extension
JP6224850B2 (ja) 2014-02-28 2017-11-01 ドルビー ラボラトリーズ ライセンシング コーポレイション 会議における変化盲を使った知覚的連続性
US10306392B2 (en) 2015-11-03 2019-05-28 Dolby Laboratories Licensing Corporation Content-adaptive surround sound virtualization
US9372881B1 (en) 2015-12-29 2016-06-21 International Business Machines Corporation System for identifying a correspondence between a COBOL copybook or PL/1 include file and a VSAM or sequential dataset
WO2017147325A1 (en) 2016-02-25 2017-08-31 Dolby Laboratories Licensing Corporation Multitalker optimised beamforming system and method
WO2020020043A1 (en) * 2018-07-25 2020-01-30 Dolby Laboratories Licensing Corporation Compressor target curve to avoid boosting noise
CN113015059B (zh) * 2021-02-23 2022-10-18 歌尔科技有限公司 音频优化方法、装置、设备及可读存储介质

Family Cites Families (136)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2808475A (en) 1954-10-05 1957-10-01 Bell Telephone Labor Inc Loudness indicator
US4281218A (en) 1979-10-26 1981-07-28 Bell Telephone Laboratories, Incorporated Speech-nonspeech detector-classifier
US4624009A (en) 1980-05-02 1986-11-18 Figgie International, Inc. Signal pattern encoder and classifier
DE3314570A1 (de) 1983-04-22 1984-10-25 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren und anordnung zur einstellung der verstaerkung
US4594561A (en) * 1984-10-26 1986-06-10 Rg Dynamics, Inc. Audio amplifier with resistive damping for minimizing time displacement distortion
US4739514A (en) 1986-12-22 1988-04-19 Bose Corporation Automatic dynamic equalizing
US4887299A (en) 1987-11-12 1989-12-12 Nicolet Instrument Corporation Adaptive, programmable signal processing hearing aid
US5027410A (en) 1988-11-10 1991-06-25 Wisconsin Alumni Research Foundation Adaptive, programmable signal processing and filtering for hearing aids
JPH02118322U (pt) 1989-03-08 1990-09-21
US5097510A (en) 1989-11-07 1992-03-17 Gs Systems, Inc. Artificial intelligence pattern-recognition-based noise reduction system for speech processing
US5369711A (en) 1990-08-31 1994-11-29 Bellsouth Corporation Automatic gain control for a headset
US5632005A (en) 1991-01-08 1997-05-20 Ray Milton Dolby Encoder/decoder for multidimensional sound fields
WO1992012607A1 (en) 1991-01-08 1992-07-23 Dolby Laboratories Licensing Corporation Encoder/decoder for multidimensional sound fields
EP0517233B1 (en) 1991-06-06 1996-10-30 Matsushita Electric Industrial Co., Ltd. Music/voice discriminating apparatus
US5278912A (en) 1991-06-28 1994-01-11 Resound Corporation Multiband programmable compression system
JPH0566795A (ja) * 1991-09-06 1993-03-19 Gijutsu Kenkyu Kumiai Iryo Fukushi Kiki Kenkyusho 雑音抑圧装置とその調整装置
US5363147A (en) 1992-06-01 1994-11-08 North American Philips Corporation Automatic volume leveler
DE4335739A1 (de) 1992-11-17 1994-05-19 Rudolf Prof Dr Bisping Verfahren zur Steuerung des Signal-/Rausch-Abstandes bei rauschbehafteten Tonaufnahmen
US5457769A (en) 1993-03-30 1995-10-10 Earmark, Inc. Method and apparatus for detecting the presence of human voice signals in audio signals
US5706352A (en) 1993-04-07 1998-01-06 K/S Himpp Adaptive gain and filtering circuit for a sound reproduction system
US5434922A (en) 1993-04-08 1995-07-18 Miller; Thomas E. Method and apparatus for dynamic sound optimization
BE1007355A3 (nl) 1993-07-26 1995-05-23 Philips Electronics Nv Spraaksignaaldiscriminatieschakeling alsmede een audio-inrichting voorzien van een dergelijke schakeling.
IN184794B (pt) 1993-09-14 2000-09-30 British Telecomm
JP2986345B2 (ja) 1993-10-18 1999-12-06 インターナショナル・ビジネス・マシーンズ・コーポレイション 音声記録指標化装置及び方法
TW247390B (en) 1994-04-29 1995-05-11 Audio Products Int Corp Apparatus and method for adjusting levels between channels of a sound system
US5500902A (en) 1994-07-08 1996-03-19 Stockham, Jr.; Thomas G. Hearing aid device incorporating signal processing techniques
GB9419388D0 (en) 1994-09-26 1994-11-09 Canon Kk Speech analysis
US5548538A (en) 1994-12-07 1996-08-20 Wiltron Company Internal automatic calibrator for vector network analyzers
US5682463A (en) 1995-02-06 1997-10-28 Lucent Technologies Inc. Perceptual audio compression based on loudness uncertainty
CA2167748A1 (en) 1995-02-09 1996-08-10 Yoav Freund Apparatus and methods for machine learning hypotheses
DK0661905T3 (da) 1995-03-13 2003-04-07 Phonak Ag Fremgangsmåde til tilpasnning af et høreapparat, anordning hertil og høreapparat
DE19509149A1 (de) 1995-03-14 1996-09-19 Donald Dipl Ing Schulz Codierverfahren
US5727119A (en) 1995-03-27 1998-03-10 Dolby Laboratories Licensing Corporation Method and apparatus for efficient implementation of single-sideband filter banks providing accurate measures of spectral magnitude and phase
AU5663296A (en) 1995-04-10 1996-10-30 Corporate Computer Systems, Inc. System for compression and decompression of audio signals fo r digital transmission
US6301555B2 (en) 1995-04-10 2001-10-09 Corporate Computer Systems Adjustable psycho-acoustic parameters
US5601617A (en) 1995-04-26 1997-02-11 Advanced Bionics Corporation Multichannel cochlear prosthesis with flexible control of stimulus waveforms
JPH08328599A (ja) 1995-06-01 1996-12-13 Mitsubishi Electric Corp Ｍｐｅｇオーディオ復号器
US5663727A (en) 1995-06-23 1997-09-02 Hearing Innovations Incorporated Frequency response analyzer and shaping apparatus and digital hearing enhancement apparatus and method utilizing the same
US5712954A (en) 1995-08-23 1998-01-27 Rockwell International Corp. System and method for monitoring audio power level of agent speech in a telephonic switch
US6002776A (en) * 1995-09-18 1999-12-14 Interval Research Corporation Directional acoustic signal processor and method therefor
US5907622A (en) 1995-09-21 1999-05-25 Dougherty; A. Michael Automatic noise compensation system for audio reproduction equipment
US6327366B1 (en) 1996-05-01 2001-12-04 Phonak Ag Method for the adjustment of a hearing device, apparatus to do it and a hearing device
US6108431A (en) 1996-05-01 2000-08-22 Phonak Ag Loudness limiter
US6430533B1 (en) 1996-05-03 2002-08-06 Lsi Logic Corporation Audio decoder core MPEG-1/MPEG-2/AC-3 functional algorithm partitioning and implementation
JPH09311696A (ja) * 1996-05-21 1997-12-02 Nippon Telegr & Teleph Corp <Ntt> 自動利得調整装置
JPH09312540A (ja) 1996-05-23 1997-12-02 Pioneer Electron Corp ラウドネスボリュームコントロール装置
JP3765622B2 (ja) 1996-07-09 2006-04-12 ユナイテッド・モジュール・コーポレーション オーディオ符号化復号化システム
EP0820212B1 (de) 1996-07-19 2010-04-21 Bernafon AG Lautheitsgesteuerte Verarbeitung akustischer Signale
JP2953397B2 (ja) 1996-09-13 1999-09-27 日本電気株式会社 ディジタル補聴器の聴覚補償処理方法及びディジタル補聴器
JP3367592B2 (ja) * 1996-09-24 2003-01-14 日本電信電話株式会社 自動利得調整装置
US6570991B1 (en) 1996-12-18 2003-05-27 Interval Research Corporation Multi-feature speech/music discrimination system
US5862228A (en) 1997-02-21 1999-01-19 Dolby Laboratories Licensing Corporation Audio matrix encoding
US6125343A (en) 1997-05-29 2000-09-26 3Com Corporation System and method for selecting a loudest speaker by comparing average frame gains
US6272360B1 (en) 1997-07-03 2001-08-07 Pan Communications, Inc. Remotely installed transmitter and a hands-free two-way voice terminal device using same
US6185309B1 (en) 1997-07-11 2001-02-06 The Regents Of The University Of California Method and apparatus for blind separation of mixed and convolved sources
KR100261904B1 (ko) 1997-08-29 2000-07-15 윤종용 헤드폰 사운드 출력장치
US6088461A (en) 1997-09-26 2000-07-11 Crystal Semiconductor Corporation Dynamic volume control system
US6233554B1 (en) 1997-12-12 2001-05-15 Qualcomm Incorporated Audio CODEC with AGC controlled by a VOCODER
US6298139B1 (en) 1997-12-31 2001-10-02 Transcrypt International, Inc. Apparatus and method for maintaining a constant speech envelope using variable coefficient automatic gain control
US6182033B1 (en) 1998-01-09 2001-01-30 At&T Corp. Modular approach to speech enhancement with an application to speech coding
US6353671B1 (en) 1998-02-05 2002-03-05 Bioinstco Corp. Signal processing circuit and method for increasing speech intelligibility
US6311155B1 (en) 2000-02-04 2001-10-30 Hearing Enhancement Company Llc Use of voice-to-remaining audio (VRA) in consumer applications
US6498855B1 (en) 1998-04-17 2002-12-24 International Business Machines Corporation Method and system for selectively and variably attenuating audio data
EP1086607B2 (en) 1998-06-08 2012-04-11 Cochlear Limited Hearing instrument
EP0980064A1 (de) 1998-06-26 2000-02-16 Ascom AG Verfahren zur Durchführung einer maschinengestützten Beurteilung der Uebertragungsqualität von Audiosignalen
GB2340351B (en) 1998-07-29 2004-06-09 British Broadcasting Corp Data transmission
US6351731B1 (en) 1998-08-21 2002-02-26 Polycom, Inc. Adaptive filter featuring spectral gain smoothing and variable noise multiplier for noise reduction, and method therefor
US6823303B1 (en) 1998-08-24 2004-11-23 Conexant Systems, Inc. Speech encoder using voice activity detection in coding noise
US6411927B1 (en) 1998-09-04 2002-06-25 Matsushita Electric Corporation Of America Robust preprocessing signal equalization system and method for normalizing to a target environment
FI113935B (fi) 1998-09-25 2004-06-30 Nokia Corp Menetelmä äänitason kalibroimiseksi monikanavaisessa äänentoistojärjestelmässä ja monikanavainen äänentoistojärjestelmä
DE19848491A1 (de) 1998-10-21 2000-04-27 Bosch Gmbh Robert Rundfunkempfänger zum Empfang von Radio-Daten und Verfahren zur Beeinflussung einer Klangcharakteristik eines wiederzugebenden Audiosignals in einem Rundfunkempfänger
US6314396B1 (en) 1998-11-06 2001-11-06 International Business Machines Corporation Automatic gain control in a speech recognition system
EP1089242B1 (en) 1999-04-09 2006-11-08 Texas Instruments Incorporated Supply of digital audio and video products
AU4278300A (en) 1999-04-26 2000-11-10 Dspfactory Ltd. Loudness normalization control for a digital hearing aid
US6263371B1 (en) 1999-06-10 2001-07-17 Cacheflow, Inc. Method and apparatus for seaming of streaming content
US6442278B1 (en) 1999-06-15 2002-08-27 Hearing Enhancement Company, Llc Voice-to-remaining audio (VRA) interactive center channel downmix
US6985594B1 (en) 1999-06-15 2006-01-10 Hearing Enhancement Co., Llc. Voice-to-remaining audio (VRA) interactive hearing aid and auxiliary equipment
US6675125B2 (en) 1999-11-29 2004-01-06 Syfx Statistics generator system and method
FR2802329B1 (fr) 1999-12-08 2003-03-28 France Telecom Procede de traitement d'au moins un flux binaire audio code organise sous la forme de trames
US7058572B1 (en) 2000-01-28 2006-06-06 Nortel Networks Limited Reducing acoustic noise in wireless and landline based telephony
US6351733B1 (en) 2000-03-02 2002-02-26 Hearing Enhancement Company, Llc Method and apparatus for accommodating primary content audio and secondary content remaining audio capability in the digital audio production process
DE10018666A1 (de) 2000-04-14 2001-10-18 Harman Audio Electronic Sys Vorrichtung und Verfahren zum geräuschabhängigen Anpassen eines akustischen Nutzsignals
US6889186B1 (en) 2000-06-01 2005-05-03 Avaya Technology Corp. Method and apparatus for improving the intelligibility of digitally compressed speech
AUPQ952700A0 (en) 2000-08-21 2000-09-14 University Of Melbourne, The Sound-processing strategy for cochlear implants
JP3448586B2 (ja) 2000-08-29 2003-09-22 独立行政法人産業技術総合研究所 聴覚障害を考慮した音の測定方法およびシステム
US6625433B1 (en) 2000-09-29 2003-09-23 Agere Systems Inc. Constant compression automatic gain control circuit
US6807525B1 (en) 2000-10-31 2004-10-19 Telogy Networks, Inc. SID frame detection with human auditory perception compensation
EP1206104B1 (en) 2000-11-09 2006-07-19 Koninklijke KPN N.V. Measuring a talking quality of a telephone link in a telecommunications network
US7457422B2 (en) 2000-11-29 2008-11-25 Ford Global Technologies, Llc Method and implementation for detecting and characterizing audible transients in noise
FR2820573B1 (fr) 2001-02-02 2003-03-28 France Telecom Methode et dispositif de traitement d'une pluralite de flux binaires audio
WO2004019656A2 (en) 2001-02-07 2004-03-04 Dolby Laboratories Licensing Corporation Audio channel spatial translation
DE10107385A1 (de) 2001-02-16 2002-09-05 Harman Audio Electronic Sys Vorrichtung zum geräuschabhängigen Einstellen der Lautstärken
US6915264B2 (en) 2001-02-22 2005-07-05 Lucent Technologies Inc. Cochlear filter bank structure for determining masked thresholds for use in perceptual audio coding
US7194100B2 (en) 2001-04-10 2007-03-20 Phonak Ag Method for individualizing a hearing aid
US7461002B2 (en) 2001-04-13 2008-12-02 Dolby Laboratories Licensing Corporation Method for time aligning audio signals using characterizations based on auditory events
US7711123B2 (en) 2001-04-13 2010-05-04 Dolby Laboratories Licensing Corporation Segmenting audio signals into auditory events
US7610205B2 (en) 2002-02-12 2009-10-27 Dolby Laboratories Licensing Corporation High quality time-scaling and pitch-scaling of audio signals
US7283954B2 (en) 2001-04-13 2007-10-16 Dolby Laboratories Licensing Corporation Comparing audio using characterizations based on auditory events
ATE318062T1 (de) 2001-04-18 2006-03-15 Gennum Corp Mehrkanal hörgerät mit übertragungsmöglichkeiten zwischen den kanälen
KR100400226B1 (ko) * 2001-10-15 2003-10-01 삼성전자주식회사 음성 부재 확률 계산 장치 및 방법과 이 장치 및 방법을이용한 잡음 제거 장치 및 방법
US7177803B2 (en) 2001-10-22 2007-02-13 Motorola, Inc. Method and apparatus for enhancing loudness of an audio signal
US20040037421A1 (en) 2001-12-17 2004-02-26 Truman Michael Mead Parital encryption of assembled bitstreams
US7068723B2 (en) 2002-02-28 2006-06-27 Fuji Xerox Co., Ltd. Method for automatically producing optimal summaries of linear media
US7155385B2 (en) 2002-05-16 2006-12-26 Comerica Bank, As Administrative Agent Automatic gain control for adjusting gain during non-speech portions
US7447631B2 (en) 2002-06-17 2008-11-04 Dolby Laboratories Licensing Corporation Audio coding system using spectral hole filling
FR2842576B1 (fr) 2002-07-17 2004-10-08 Skf Ab Dispositif de palier a roue libre et poulie a roue libre
JP4257079B2 (ja) 2002-07-19 2009-04-22 パイオニア株式会社 周波数特性調整装置および周波数特性調整方法
JP4321049B2 (ja) 2002-07-29 2009-08-26 パナソニック電工株式会社 自動利得制御装置
DE10236694A1 (de) 2002-08-09 2004-02-26 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum skalierbaren Codieren und Vorrichtung und Verfahren zum skalierbaren Decodieren
US7454331B2 (en) * 2002-08-30 2008-11-18 Dolby Laboratories Licensing Corporation Controlling loudness of speech in signals that contain speech and other types of audio material
DE602004023917D1 (de) 2003-02-06 2009-12-17 Dolby Lab Licensing Corp Kontinuierliche audiodatensicherung
DE10308483A1 (de) 2003-02-26 2004-09-09 Siemens Audiologische Technik Gmbh Verfahren zur automatischen Verstärkungseinstellung in einem Hörhilfegerät sowie Hörhilfegerät
US7551745B2 (en) 2003-04-24 2009-06-23 Dolby Laboratories Licensing Corporation Volume and compression control in movie theaters
KR101164937B1 (ko) 2003-05-28 2012-07-12 돌비 레버러토리즈 라이쎈싱 코오포레이션 오디오 신호의 인식된 라우드니스를 계산 및 조정하는방법, 장치 및 컴퓨터 프로그램
US20050071154A1 (en) 2003-09-30 2005-03-31 Walter Etter Method and apparatus for estimating noise in speech signals
US6923684B2 (en) 2003-10-10 2005-08-02 O'sullivan Industries, Inc. Power harness having multiple upstream USB ports
CA2992097C (en) 2004-03-01 2018-09-11 Dolby Laboratories Licensing Corporation Reconstructing audio signals with multiple decorrelation techniques and differentially coded parameters
GB2413906A (en) 2004-04-21 2005-11-09 Imagination Tech Ltd Radio volume control system
US7617109B2 (en) 2004-07-01 2009-11-10 Dolby Laboratories Licensing Corporation Method for correcting metadata affecting the playback loudness and dynamic range of audio information
US7508947B2 (en) 2004-08-03 2009-03-24 Dolby Laboratories Licensing Corporation Method for combining audio signals using auditory scene analysis
TWI393120B (zh) 2004-08-25 2013-04-11 Dolby Lab Licensing Corp 用於音訊信號編碼及解碼之方法和系統、音訊信號編碼器、音訊信號解碼器、攜帶有位元流之電腦可讀取媒體、及儲存於電腦可讀取媒體上的電腦程式
ES2313413T3 (es) * 2004-09-20 2009-03-01 Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek Tno Compensacion en frecuencia para el analisis de precepcion de habla.
AU2005299410B2 (en) 2004-10-26 2011-04-07 Dolby Laboratories Licensing Corporation Calculating and adjusting the perceived loudness and/or the perceived spectral balance of an audio signal
TWI397901B (zh) * 2004-12-21 2013-06-01 Dolby Lab Licensing Corp 控制音訊信號比響度特性之方法及其相關裝置與電腦程式
US8265295B2 (en) 2005-03-11 2012-09-11 Rane Corporation Method and apparatus for identifying feedback in a circuit
TWI397903B (zh) 2005-04-13 2013-06-01 Dolby Lab Licensing Corp 編碼音訊之節約音量測量技術
GB2428168A (en) 2005-07-06 2007-01-17 Motorola Inc A transmitter splits a signal into a plurality of sub-signals, each containing a plurality of sub-carriers, and amplifies each sub-signal separately.
JP4981123B2 (ja) 2006-04-04 2012-07-18 ドルビー ラボラトリーズ ライセンシング コーポレイション オーディオ信号の知覚音量及び／又は知覚スペクトルバランスの計算と調整
TWI517562B (zh) 2006-04-04 2016-01-11 杜比實驗室特許公司 用於將多聲道音訊信號之全面感知響度縮放一期望量的方法、裝置及電腦程式
CN101410892B (zh) 2006-04-04 2012-08-08 杜比实验室特许公司 改进的离散余弦变换域中的音频信号响度测量及修改
DE602007011594D1 (de) 2006-04-27 2011-02-10 Dolby Lab Licensing Corp Tonverstärkungsregelung mit erfassung von publikumsereignissen auf der basis von spezifischer lautstärke
JP4940308B2 (ja) 2006-10-20 2012-05-30 ドルビー ラボラトリーズ ライセンシング コーポレイション リセットを用いるオーディオダイナミクス処理
US8521314B2 (en) 2006-11-01 2013-08-27 Dolby Laboratories Licensing Corporation Hierarchical control path with constraints for audio dynamics processing
JP4938862B2 (ja) 2007-01-03 2012-05-23 ドルビー ラボラトリーズ ライセンシング コーポレイション ハイブリッドデジタル／アナログラウドネス補償音量調節
EP2130019B1 (en) 2007-03-19 2013-01-02 Dolby Laboratories Licensing Corporation Speech enhancement employing a perceptual model
EP2162879B1 (en) 2007-06-19 2013-06-05 Dolby Laboratories Licensing Corporation Loudness measurement with spectral modifications

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JP2010534030A (ja) 2010-10-28
US20100198378A1 (en) 2010-08-05
ATE535906T1 (de) 2011-12-15
CN101790758A (zh) 2010-07-28
CN101790758B (zh) 2013-01-09
TWI464735B (zh) 2014-12-11
EP2168122A1 (en) 2010-03-31
RU2438197C2 (ru) 2011-12-27
WO2009011827A1 (en) 2009-01-22
BRPI0813723B1 (pt) 2020-02-04
US8396574B2 (en) 2013-03-12
RU2010105052A (ru) 2011-08-20
EP2168122B1 (en) 2011-11-30
ES2377719T3 (es) 2012-03-30
JP5192544B2 (ja) 2013-05-08

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