JP2017055406A5 - - Google Patents

Download PDF

Info

Publication number
JP2017055406A5
JP2017055406A5 JP2016177112A JP2016177112A JP2017055406A5 JP 2017055406 A5 JP2017055406 A5 JP 2017055406A5 JP 2016177112 A JP2016177112 A JP 2016177112A JP 2016177112 A JP2016177112 A JP 2016177112A JP 2017055406 A5 JP2017055406 A5 JP 2017055406A5
Authority
JP
Japan
Prior art keywords
level
loudness
audio
filter
signal
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP2016177112A
Other languages
English (en)
Japanese (ja)
Other versions
JP2017055406A (ja
JP6490641B2 (ja
Filing date
Publication date
Priority claimed from US14/852,576 external-priority patent/US9590580B1/en
Application filed filed Critical
Publication of JP2017055406A publication Critical patent/JP2017055406A/ja
Publication of JP2017055406A5 publication Critical patent/JP2017055406A5/ja
Application granted granted Critical
Publication of JP6490641B2 publication Critical patent/JP6490641B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2016177112A 2015-09-13 2016-09-09 ラウドネスに基づくオーディ信号補償 Active JP6490641B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/852,576 US9590580B1 (en) 2015-09-13 2015-09-13 Loudness-based audio-signal compensation
US14/852,576 2015-09-13

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2019034661A Division JP6806825B2 (ja) 2015-09-13 2019-02-27 ラウドネスに基づくオーディオ信号補償

Publications (3)

Publication Number Publication Date
JP2017055406A JP2017055406A (ja) 2017-03-16
JP2017055406A5 true JP2017055406A5 (enExample) 2018-12-13
JP6490641B2 JP6490641B2 (ja) 2019-03-27

Family

ID=56800124

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2016177112A Active JP6490641B2 (ja) 2015-09-13 2016-09-09 ラウドネスに基づくオーディ信号補償
JP2019034661A Active JP6806825B2 (ja) 2015-09-13 2019-02-27 ラウドネスに基づくオーディオ信号補償

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2019034661A Active JP6806825B2 (ja) 2015-09-13 2019-02-27 ラウドネスに基づくオーディオ信号補償

Country Status (4)

Country Link
US (4) US9590580B1 (enExample)
EP (1) EP3148075B1 (enExample)
JP (2) JP6490641B2 (enExample)
CN (2) CN106535039B (enExample)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016007947A1 (en) * 2014-07-11 2016-01-14 Arizona Board Of Regents On Behalf Of Arizona State University Fast computation of excitation pattern, auditory pattern and loudness
US9590580B1 (en) 2015-09-13 2017-03-07 Guoguang Electric Company Limited Loudness-based audio-signal compensation
US9743181B2 (en) * 2016-01-06 2017-08-22 Apple Inc. Loudspeaker equalizer
EP3446493A4 (en) * 2016-04-20 2020-04-08 Genelec OY ACTIVE MONITORING HEADPHONES AND ITS CALIBRATION METHOD
US9961464B2 (en) 2016-09-23 2018-05-01 Apple Inc. Pressure gradient microphone for measuring an acoustic characteristic of a loudspeaker
US11096004B2 (en) 2017-01-23 2021-08-17 Nokia Technologies Oy Spatial audio rendering point extension
US10531219B2 (en) 2017-03-20 2020-01-07 Nokia Technologies Oy Smooth rendering of overlapping audio-object interactions
EP3389183A1 (en) * 2017-04-13 2018-10-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus for processing an input audio signal and corresponding method
US11074036B2 (en) 2017-05-05 2021-07-27 Nokia Technologies Oy Metadata-free audio-object interactions
US10165386B2 (en) 2017-05-16 2018-12-25 Nokia Technologies Oy VR audio superzoom
US10299039B2 (en) 2017-06-02 2019-05-21 Apple Inc. Audio adaptation to room
CN107205201B (zh) * 2017-06-06 2019-08-27 歌尔科技有限公司 音频信号控制方法及装置
US11395087B2 (en) 2017-09-29 2022-07-19 Nokia Technologies Oy Level-based audio-object interactions
US10542368B2 (en) 2018-03-27 2020-01-21 Nokia Technologies Oy Audio content modification for playback audio
JP7031543B2 (ja) * 2018-09-21 2022-03-08 株式会社Jvcケンウッド 処理装置、処理方法、再生方法、及びプログラム
US10425733B1 (en) 2018-09-28 2019-09-24 Apple Inc. Microphone equalization for room acoustics
FR3087075B1 (fr) * 2018-10-08 2022-02-25 Devialet Dispositif de compensation des differences de perception des frequences d'un signal audio en fonction du niveau sonore de restitution du signal
WO2020185025A1 (ko) 2019-03-14 2020-09-17 가우디오랩 주식회사 라우드니스 레벨을 제어하는 오디오 신호 처리 방법 및 장치
GB201912415D0 (en) * 2019-08-29 2019-10-16 Cosi Leigi Paolo Audio data processing method and system
SE543749C2 (en) * 2019-11-15 2021-07-13 Hearezanz Ab Volume dependent audio compensation
US11223891B2 (en) * 2020-02-19 2022-01-11 xMEMS Labs, Inc. System and method thereof
CN111479197B (zh) * 2020-04-30 2021-10-01 北京猎户星空科技有限公司 一种音频播放方法、装置、系统、设备及介质
US11853642B2 (en) * 2020-05-11 2023-12-26 Apple Inc. Method and system for adaptive volume control
CN115668372B (zh) * 2020-05-15 2025-09-09 杜比国际公司 用于在回放音频数据期间提高对话可理解性的方法和设备
US11202149B1 (en) 2020-09-11 2021-12-14 Ford Global Technologies, Llc Vehicle audio control
JP7569604B2 (ja) * 2021-02-26 2024-10-18 パナソニックオートモーティブシステムズ株式会社 音響機器用嗜好性反映装置及び嗜好性反映方法
CN117652159A (zh) * 2021-07-15 2024-03-05 索尼集团公司 信息处理装置、信息处理方法和程序
US11950089B2 (en) 2021-07-29 2024-04-02 Samsung Electronics Co., Ltd. Perceptual bass extension with loudness management and artificial intelligence (AI)
US12356165B2 (en) * 2021-09-24 2025-07-08 Apple Inc. Method and system for context-dependent automatic volume compensation
KR20230109431A (ko) * 2022-01-13 2023-07-20 삼성전자주식회사 전자 장치 및 전자 장치의 제어 방법
CN120560094A (zh) * 2022-01-30 2025-08-29 联想(北京)有限公司 一种信号处理方法、装置及电子设备
US20240031720A1 (en) * 2022-07-21 2024-01-25 Hewlett-Packard Development Company, L.P. Volume controls
CN116095560A (zh) * 2023-02-15 2023-05-09 腾讯音乐娱乐科技(深圳)有限公司 一种音频信号方法、设备及可读存储介质
WO2024211045A1 (en) * 2023-04-05 2024-10-10 Klipsch Group, Inc. Systems and methods for applying equal-loudness correction

Family Cites Families (118)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4168508A (en) * 1977-12-01 1979-09-18 Gilbert William C Audio-to-video converter-modulator
US4214503A (en) * 1979-03-09 1980-07-29 Kawai Musical Instrument Mfg. Co., Ltd. Electronic musical instrument with automatic loudness compensation
US4490843A (en) * 1982-06-14 1984-12-25 Bose Corporation Dynamic equalizing
JPS6062218A (ja) * 1983-09-16 1985-04-10 Hitachi Ltd 信号処理回路
DE3837538C2 (de) * 1988-02-03 1996-10-17 Pioneer Electronic Corp Lautstärkesteuerschaltung mit Frequenzgangkompensation für ein Audiowiedergabegerät eines Kraftfahrzeugs
JPH071855B2 (ja) * 1988-02-03 1995-01-11 パイオニア株式会社 車載音響再生装置における自動ラウドネス補償装置
US5492129A (en) * 1993-12-03 1996-02-20 Greenberger; Hal Noise-reducing stethoscope
EP0884839B1 (en) * 1997-06-11 2005-06-29 Lg Electronics Inc. Method and apparatus for automatically compensating sound volume
JP4522509B2 (ja) * 1999-07-07 2010-08-11 アルパイン株式会社 オーディオ装置
US7058188B1 (en) * 1999-10-19 2006-06-06 Texas Instruments Incorporated Configurable digital loudness compensation system and method
JP2001224100A (ja) * 2000-02-14 2001-08-17 Pioneer Electronic Corp 自動音場補正システム及び音場補正方法
US7046812B1 (en) * 2000-05-23 2006-05-16 Lucent Technologies Inc. Acoustic beam forming with robust signal estimation
AUPQ952700A0 (en) * 2000-08-21 2000-09-14 University Of Melbourne, The Sound-processing strategy for cochlear implants
US7016509B1 (en) * 2000-09-08 2006-03-21 Harman International Industries, Inc. System and method for varying low audio frequencies inversely with audio signal level
GB2391439B (en) * 2002-07-30 2006-06-21 Wolfson Ltd Bass compressor
JP4282317B2 (ja) * 2002-12-05 2009-06-17 アルパイン株式会社 音声通信装置
JP2004320628A (ja) * 2003-04-18 2004-11-11 Mitsubishi Electric Corp 音響装置
BRPI0410740A (pt) * 2003-05-28 2006-06-27 Dolby Lab Licensing Corp método, aparelho e programa de computador para calcular e ajustar o volume percebido de um sinal de áudio
US20040240684A1 (en) * 2003-05-29 2004-12-02 Mark Cerasuolo Automatic and simultaneous control of loudness and loudness compensation of an audio signal
JP4226395B2 (ja) * 2003-06-16 2009-02-18 アルパイン株式会社 音声補正装置
US20050010017A1 (en) * 2003-07-11 2005-01-13 Blakely Dale Milton Addition of UV inhibitors to pet process for maximum yield
US7171010B2 (en) * 2003-09-11 2007-01-30 Boston Acoustics, Inc. Dynamic bass boost apparatus and method
US7606376B2 (en) * 2003-11-07 2009-10-20 Harman International Industries, Incorporated Automotive audio controller with vibration sensor
KR20050060789A (ko) * 2003-12-17 2005-06-22 삼성전자주식회사 가상 음향 재생 방법 및 그 장치
JP4260046B2 (ja) * 2004-03-03 2009-04-30 アルパイン株式会社 音声明瞭度改善装置及び音声明瞭度改善方法
US7002069B2 (en) 2004-03-09 2006-02-21 Motorola, Inc. Balancing MIDI instrument volume levels
US8054993B1 (en) * 2004-03-13 2011-11-08 Harman International Industries, Incorporated System for automatic compensation of low frequency audio based on human loudness perceptual models
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
EP1805891B1 (en) 2004-10-26 2012-05-16 Dolby Laboratories Licensing Corporation Calculating and adjusting the perceived loudness and/or the perceived spectral balance of an audio signal
US8199933B2 (en) 2004-10-26 2012-06-12 Dolby Laboratories Licensing Corporation Calculating and adjusting the perceived loudness and/or the perceived spectral balance of an audio signal
KR100636213B1 (ko) * 2004-12-28 2006-10-19 삼성전자주식회사 실시간 주파수 특성 보정 방법 및 그를 적용한 사운드재생 장치
US8724830B1 (en) * 2005-01-28 2014-05-13 Texas Instruments Incorporated Multi-stream audio level controller
US7725203B2 (en) * 2005-06-09 2010-05-25 Robert Alan Richards Enhancing perceptions of the sensory content of audio and audio-visual media
US7280958B2 (en) * 2005-09-30 2007-10-09 Motorola, Inc. Method and system for suppressing receiver audio regeneration
US20070121966A1 (en) * 2005-11-30 2007-05-31 Microsoft Corporation Volume normalization device
JPWO2007099835A1 (ja) * 2006-03-03 2009-07-16 パナソニック株式会社 多層情報記録媒体、情報記録再生装置及び多層情報記録媒体の製造方法
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
RU2426180C2 (ru) * 2006-04-04 2011-08-10 Долби Лэборетериз Лайсенсинг Корпорейшн Расчет и регулировка воспринимаемой громкости и/или воспринимаемого спектрального баланса звукового сигнала
US8144881B2 (en) 2006-04-27 2012-03-27 Dolby Laboratories Licensing Corporation Audio gain control using specific-loudness-based auditory event detection
US20080003996A1 (en) * 2006-06-30 2008-01-03 Nokia Corporation Controlling mobile messaging remotely
US7822498B2 (en) * 2006-08-10 2010-10-26 International Business Machines Corporation Using a loudness-level-reference segment of audio to normalize relative audio levels among different audio files when combining content of the audio files
WO2008064230A2 (en) * 2006-11-20 2008-05-29 Personics Holdings Inc. Methods and devices for hearing damage notification and intervention ii
WO2008085330A1 (en) * 2007-01-03 2008-07-17 Dolby Laboratories Licensing Corporation Hybrid digital/analog loudness-compensating volume control
US8229106B2 (en) * 2007-01-22 2012-07-24 D.S.P. Group, Ltd. Apparatus and methods for enhancement of speech
US8103008B2 (en) * 2007-04-26 2012-01-24 Microsoft Corporation Loudness-based compensation for background noise
AU2008266847B2 (en) 2007-06-19 2011-06-02 Dolby Laboratories Licensing Corporation Loudness measurement with spectral modifications
KR20100049590A (ko) * 2007-08-16 2010-05-12 디티에스, 인코포레이티드 압축 디지털 텔레비젼을 위한 오디오 처리 방법 및 장치
US8300849B2 (en) * 2007-11-06 2012-10-30 Microsoft Corporation Perceptually weighted digital audio level compression
JP5003419B2 (ja) * 2007-11-09 2012-08-15 ヤマハ株式会社 音処理装置およびプログラム
US8315398B2 (en) * 2007-12-21 2012-11-20 Dts Llc System for adjusting perceived loudness of audio signals
US9319789B1 (en) * 2008-02-26 2016-04-19 Tc Group A/S Bass enhancement
JP5320784B2 (ja) * 2008-03-24 2013-10-23 ソニー株式会社 信号処理装置、信号処理方法
JP2011519528A (ja) * 2008-04-21 2011-07-07 スナップ ネットワークス インコーポレーテッド スピーカー用電気システムとその制御装置
US20090281803A1 (en) * 2008-05-12 2009-11-12 Broadcom Corporation Dispersion filtering for speech intelligibility enhancement
JP4640461B2 (ja) * 2008-07-08 2011-03-02 ソニー株式会社 音量調整装置およびプログラム
WO2010005823A1 (en) * 2008-07-11 2010-01-14 Spinvox Inc. Providing a plurality of audio files with consistent loudness levels but different audio characteristics
US8194887B2 (en) * 2008-12-23 2012-06-05 Creative Technology Ltd. System and method for dynamic bass frequency control in association with a dynamic low frequency control circuit having compression control
US8538042B2 (en) * 2009-08-11 2013-09-17 Dts Llc System for increasing perceived loudness of speakers
CA2774415C (en) * 2009-10-05 2017-09-05 Harman International Industries, Incorporated System for spatial extraction of audio signals
US8428743B2 (en) 2009-10-23 2013-04-23 Med-El Elektromedizinische Geraete Gmbh Equal loudness contour with channel specific map laws
CN102725791B (zh) * 2009-11-19 2014-09-17 瑞典爱立信有限公司 用于音频编解码中的响度和锐度补偿的方法和设备
CN101778330B (zh) * 2009-12-30 2013-04-03 南京信息工程大学 基于手机平台的阵列麦克风助听器及其控制方法
TWI529703B (zh) * 2010-02-11 2016-04-11 杜比實驗室特許公司 用以非破壞地正常化可攜式裝置中音訊訊號響度之系統及方法
EP2367286B1 (en) * 2010-03-12 2013-02-20 Harman Becker Automotive Systems GmbH Automatic correction of loudness level in audio signals
US8457321B2 (en) * 2010-06-10 2013-06-04 Nxp B.V. Adaptive audio output
KR101914312B1 (ko) * 2010-09-10 2018-11-01 디티에스, 인코포레이티드 감지된 스펙트럼 불균형의 개선을 위한 오디오 신호의 동적 보상
KR20120088258A (ko) * 2011-01-31 2012-08-08 삼성전자주식회사 오디오 신호 출력 방법 및 그에 따른 오디오 신호 출력 장치
EP2541542A1 (en) * 2011-06-27 2013-01-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for determining a measure for a perceived level of reverberation, audio processor and method for processing a signal
US8546900B2 (en) * 2011-06-09 2013-10-01 Optiz, Inc. 3D integration microelectronic assembly for integrated circuit devices
JP5682539B2 (ja) * 2011-11-07 2015-03-11 オンキヨー株式会社 音響再生装置
WO2013068637A1 (en) * 2011-11-08 2013-05-16 Nokia Corporation A method and an apparatus for automatic volume leveling of audio signals
GB201121075D0 (en) * 2011-12-08 2012-01-18 Sontia Logic Ltd Correcting non-linear frequency response
GB2499645A (en) * 2012-02-24 2013-08-28 Frontier Silicon Ltd Determining quality of a received signal in a radio receiver comprising two gain control loops
EP2645362A1 (en) * 2012-03-26 2013-10-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for improving the perceived quality of sound reproduction by combining active noise cancellation and perceptual noise compensation
US9312829B2 (en) * 2012-04-12 2016-04-12 Dts Llc System for adjusting loudness of audio signals in real time
US9524098B2 (en) * 2012-05-08 2016-12-20 Sonos, Inc. Methods and systems for subwoofer calibration
US9106192B2 (en) * 2012-06-28 2015-08-11 Sonos, Inc. System and method for device playback calibration
US9111148B2 (en) * 2012-06-29 2015-08-18 Behavioral Recognition Systems, Inc. Unsupervised learning of feature anomalies for a video surveillance system
EP2870782B1 (en) * 2012-07-06 2020-04-08 Dirac Research AB Audio precompensation controller design with pairwise loudspeaker symmetry
US9685921B2 (en) * 2012-07-12 2017-06-20 Dts, Inc. Loudness control with noise detection and loudness drop detection
US9559650B1 (en) * 2012-07-13 2017-01-31 MUSIC Group IP Ltd. Loudness limiter
US9735746B2 (en) * 2012-08-01 2017-08-15 Harman Becker Automotive Systems Gmbh Automatic loudness control
US8930005B2 (en) * 2012-08-07 2015-01-06 Sonos, Inc. Acoustic signatures in a playback system
US9565508B1 (en) * 2012-09-07 2017-02-07 MUSIC Group IP Ltd. Loudness level and range processing
US9008330B2 (en) * 2012-09-28 2015-04-14 Sonos, Inc. Crossover frequency adjustments for audio speakers
KR20140072927A (ko) * 2012-11-15 2014-06-16 엘지전자 주식회사 이동 단말기 및 이의 제어방법
US9319790B2 (en) * 2012-12-26 2016-04-19 Dts Llc Systems and methods of frequency response correction for consumer electronic devices
IL293618B2 (en) * 2013-01-21 2025-02-01 Dolby Laboratories Licensing Corp Audio encoder and decoder with program loudness and boundary metadata
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
US9253586B2 (en) * 2013-04-26 2016-02-02 Sony Corporation Devices, methods and computer program products for controlling loudness
CN103345376B (zh) * 2013-07-08 2015-12-23 南京琅声声学科技有限公司 一种数字音频信号响度监测方法
EP2833549B1 (en) * 2013-08-01 2016-04-06 EchoStar UK Holdings Limited Loudness level control for audio reception and decoding equipment
US9565497B2 (en) * 2013-08-01 2017-02-07 Caavo Inc. Enhancing audio using a mobile device
WO2015035093A1 (en) * 2013-09-05 2015-03-12 Daly George William Systems and methods for acoustic processing of recorded sounds
WO2015038522A1 (en) * 2013-09-12 2015-03-19 Dolby Laboratories Licensing Corporation Loudness adjustment for downmixed audio content
US9354677B2 (en) * 2013-09-26 2016-05-31 Sonos, Inc. Speaker cooling
US10649625B2 (en) * 2013-10-29 2020-05-12 Volkswagen Ag Device and method for adapting the content of a status bar
US9832562B2 (en) * 2013-11-07 2017-11-28 Gn Hearing A/S Hearing aid with probabilistic hearing loss compensation
EP2879131A1 (en) * 2013-11-27 2015-06-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Decoder, encoder and method for informed loudness estimation in object-based audio coding systems
US9552819B2 (en) * 2013-11-27 2017-01-24 Dts, Inc. Multiplet-based matrix mixing for high-channel count multichannel audio
US9860641B2 (en) * 2013-12-02 2018-01-02 Audyssey Laboratories, Inc. Audio output device specific audio processing
US9830924B1 (en) * 2013-12-04 2017-11-28 Amazon Technologies, Inc. Matching output volume to a command volume
JP6201703B2 (ja) * 2013-12-06 2017-09-27 株式会社Jvcケンウッド 音響装置、音響処理方法および音響処理プログラム
US9729984B2 (en) * 2014-01-18 2017-08-08 Microsoft Technology Licensing, Llc Dynamic calibration of an audio system
US9608588B2 (en) * 2014-01-22 2017-03-28 Apple Inc. Dynamic range control with large look-ahead
EP3100353B1 (en) * 2014-01-30 2022-03-09 Huawei Technologies Co., Ltd. An audio compression system for compressing an audio signal
CN106031138B (zh) * 2014-02-20 2019-11-29 哈曼国际工业有限公司 环境感测智能设备
US9264839B2 (en) * 2014-03-17 2016-02-16 Sonos, Inc. Playback device configuration based on proximity detection
US9615185B2 (en) * 2014-03-25 2017-04-04 Bose Corporation Dynamic sound adjustment
US9615170B2 (en) * 2014-06-09 2017-04-04 Harman International Industries, Inc. Approach for partially preserving music in the presence of intelligible speech
US9923534B2 (en) * 2014-07-31 2018-03-20 E.F. Johnson Company Automatic volume control for land mobile radio
JP6202277B2 (ja) * 2014-08-05 2017-09-27 パナソニックIpマネジメント株式会社 音声処理システム及び音声処理方法
US9661435B2 (en) * 2014-08-29 2017-05-23 MUSIC Group IP Ltd. Loudness meter and loudness metering method
US9431982B1 (en) * 2015-03-30 2016-08-30 Amazon Technologies, Inc. Loudness learning and balancing system
US10111014B2 (en) * 2015-08-10 2018-10-23 Team Ip Holdings, Llc Multi-source audio amplification and ear protection devices
US9590580B1 (en) * 2015-09-13 2017-03-07 Guoguang Electric Company Limited Loudness-based audio-signal compensation
US10158960B1 (en) * 2018-03-08 2018-12-18 Roku, Inc. Dynamic multi-speaker optimization
US10355658B1 (en) * 2018-09-21 2019-07-16 Amazon Technologies, Inc Automatic volume control and leveler

Similar Documents

Publication Publication Date Title
JP2017055406A5 (enExample)
US9210506B1 (en) FFT bin based signal limiting
US9892721B2 (en) Information-processing device, information processing method, and program
EP2827330B1 (en) Audio signal processing device and audio signal processing method
GB2577824A (en) Earbud speech estimation
CN102740214B (zh) 一种基于反馈信号频谱估计的啸叫抑制方法
EP2291002A1 (en) Acoustic processing apparatus
CN105325012B (zh) 传播延迟校正设备以及传播延迟校正方法
US9948261B2 (en) Method and apparatus to equalize acoustic response of a speaker system using multi-rate FIR and all-pass IIR filters
WO2015196729A1 (zh) 一种麦克风阵列语音增强方法及装置
WO2016150085A1 (zh) 一种基于等响曲线的动态低频加强方法及系统
US9530429B2 (en) Reverberation suppression apparatus used for auditory device
JP5663112B1 (ja) 音信号処理装置、及び、それを用いた補聴器
CN108024178A (zh) 电子装置及其分频滤波增益优化方法
CN113012709B (zh) 一种回声消除方法及装置
CN102547517B (zh) 一种低音信号的谐波产生方法、装置和声音播放设备
RU2015144486A (ru) Способ и устройство для аудиообработки
US20160163334A1 (en) Voice signal processing device and voice signal processing method
GB2626121A (en) Two-way microphone system using loudspeaker as one of the microphones
US9924269B1 (en) Filter gain compensation method for specific frequency band using difference between windowed filters
JP2018031897A (ja) 利得調整装置、利得調整方法および利得調整プログラム
CN108024185B (zh) 电子装置及特定频段补偿增益方法
Kim Development of a Customized User Control of Digital Audio in a Smart Home
Vashkevich et al. Real-time implementation of hearing aid with combined noise and acoustic feedback reduction based on smartphone
US9264811B1 (en) EQ correction for source device impedance and output device impedance interactions