CN101800051B - 处理信号的方法和处理音频信号的系统 - Google Patents
处理信号的方法和处理音频信号的系统 Download PDFInfo
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- CN101800051B CN101800051B CN2010101188147A CN201010118814A CN101800051B CN 101800051 B CN101800051 B CN 101800051B CN 2010101188147 A CN2010101188147 A CN 2010101188147A CN 201010118814 A CN201010118814 A CN 201010118814A CN 101800051 B CN101800051 B CN 101800051B
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- signal
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- sound signal
- audio
- circuit
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
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- 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; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2430/00—Signal processing covered by H04R, not provided for in its groups
- H04R2430/03—Synergistic effects of band splitting and sub-band processing
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
Description
Claims (9)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/367,854 US8626516B2 (en) | 2009-02-09 | 2009-02-09 | Method and system for dynamic range control in an audio processing system |
US12/367,854 | 2009-02-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101800051A CN101800051A (zh) | 2010-08-11 |
CN101800051B true CN101800051B (zh) | 2012-07-04 |
Family
ID=42109890
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2010101188147A Active CN101800051B (zh) | 2009-02-09 | 2010-02-04 | 处理信号的方法和处理音频信号的系统 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8626516B2 (zh) |
EP (1) | EP2217004B1 (zh) |
CN (1) | CN101800051B (zh) |
HK (1) | HK1146977A1 (zh) |
Families Citing this family (54)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7755526B2 (en) * | 2008-10-31 | 2010-07-13 | At&T Intellectual Property I, L.P. | System and method to modify a metadata parameter |
US8771204B2 (en) | 2008-12-30 | 2014-07-08 | Masimo Corporation | Acoustic sensor assembly |
US20100318353A1 (en) * | 2009-06-16 | 2010-12-16 | Bizjak Karl M | Compressor augmented array processing |
JP2013508029A (ja) | 2009-10-15 | 2013-03-07 | マシモ コーポレイション | 複数の検出素子を有する音響呼吸監視センサ |
WO2011047216A2 (en) | 2009-10-15 | 2011-04-21 | Masimo Corporation | Physiological acoustic monitoring system |
US8790268B2 (en) | 2009-10-15 | 2014-07-29 | Masimo Corporation | Bidirectional physiological information display |
US10463340B2 (en) * | 2009-10-15 | 2019-11-05 | Masimo Corporation | Acoustic respiratory monitoring systems and methods |
US8870792B2 (en) | 2009-10-15 | 2014-10-28 | Masimo Corporation | Physiological acoustic monitoring system |
US9326712B1 (en) | 2010-06-02 | 2016-05-03 | Masimo Corporation | Opticoustic sensor |
KR102060208B1 (ko) * | 2011-07-29 | 2019-12-27 | 디티에스 엘엘씨 | 적응적 음성 명료도 처리기 |
US9084058B2 (en) | 2011-12-29 | 2015-07-14 | Sonos, Inc. | Sound field calibration using listener localization |
US9614489B2 (en) * | 2012-03-27 | 2017-04-04 | Htc Corporation | Sound producing system and audio amplifying method thereof |
US9949031B2 (en) * | 2012-04-10 | 2018-04-17 | Synaptics Incorporated | Class-D amplifier with pulse density modulation output feedback for higher performance acoustic echo canceller |
US9106192B2 (en) | 2012-06-28 | 2015-08-11 | Sonos, Inc. | System and method for device playback calibration |
US9219460B2 (en) | 2014-03-17 | 2015-12-22 | Sonos, Inc. | Audio settings based on environment |
US9955937B2 (en) | 2012-09-20 | 2018-05-01 | Masimo Corporation | Acoustic patient sensor coupler |
RU2631139C2 (ru) | 2013-01-21 | 2017-09-19 | Долби Лэборетериз Лайсенсинг Корпорейшн | Оптимизация громкости и динамического диапазона через различные устройства воспроизведения |
US9124365B2 (en) * | 2013-03-15 | 2015-09-01 | Cellco Partnership | Enhanced mobile device audio performance |
CN108269584B (zh) * | 2013-04-05 | 2022-03-25 | 杜比实验室特许公司 | 使用高级频谱延拓降低量化噪声的压扩装置和方法 |
DK2823853T3 (en) * | 2013-07-11 | 2016-09-12 | Oticon Medical As | Signal processor for a hearing aid |
US10828007B1 (en) | 2013-10-11 | 2020-11-10 | Masimo Corporation | Acoustic sensor with attachment portion |
US9264839B2 (en) | 2014-03-17 | 2016-02-16 | Sonos, Inc. | Playback device configuration based on proximity detection |
US9462381B2 (en) | 2014-05-28 | 2016-10-04 | Apple Inc. | Intelligent dynamics processing |
US9952825B2 (en) | 2014-09-09 | 2018-04-24 | Sonos, Inc. | Audio processing algorithms |
US9910634B2 (en) * | 2014-09-09 | 2018-03-06 | Sonos, Inc. | Microphone calibration |
US9831844B2 (en) * | 2014-09-19 | 2017-11-28 | Knowles Electronics, Llc | Digital microphone with adjustable gain control |
EP3038106B1 (en) | 2014-12-24 | 2017-10-18 | Nxp B.V. | Audio signal enhancement |
JP6437695B2 (ja) | 2015-09-17 | 2018-12-12 | ソノズ インコーポレイテッド | オーディオ再生デバイスのキャリブレーションを容易にする方法 |
US9693165B2 (en) | 2015-09-17 | 2017-06-27 | Sonos, Inc. | Validation of audio calibration using multi-dimensional motion check |
CN105551500B (zh) * | 2015-09-29 | 2019-06-11 | 宇龙计算机通信科技(深圳)有限公司 | 一种音频信号处理方法及装置 |
US10168985B2 (en) * | 2015-12-21 | 2019-01-01 | Intel Corporation | Dynamic audio codec enumeration |
US9743207B1 (en) | 2016-01-18 | 2017-08-22 | Sonos, Inc. | Calibration using multiple recording devices |
US11106423B2 (en) | 2016-01-25 | 2021-08-31 | Sonos, Inc. | Evaluating calibration of a playback device |
US10003899B2 (en) | 2016-01-25 | 2018-06-19 | Sonos, Inc. | Calibration with particular locations |
US9864574B2 (en) | 2016-04-01 | 2018-01-09 | Sonos, Inc. | Playback device calibration based on representation spectral characteristics |
US9860662B2 (en) | 2016-04-01 | 2018-01-02 | Sonos, Inc. | Updating playback device configuration information based on calibration data |
US9763018B1 (en) | 2016-04-12 | 2017-09-12 | Sonos, Inc. | Calibration of audio playback devices |
US9794710B1 (en) | 2016-07-15 | 2017-10-17 | Sonos, Inc. | Spatial audio correction |
US10372406B2 (en) | 2016-07-22 | 2019-08-06 | Sonos, Inc. | Calibration interface |
US10459684B2 (en) | 2016-08-05 | 2019-10-29 | Sonos, Inc. | Calibration of a playback device based on an estimated frequency response |
US9779755B1 (en) * | 2016-08-25 | 2017-10-03 | Google Inc. | Techniques for decreasing echo and transmission periods for audio communication sessions |
CN106851481B (zh) * | 2017-03-17 | 2020-06-02 | 惠州Tcl移动通信有限公司 | Hac功放的状态控制方法、状态控制模块及控制系统 |
CN108540886A (zh) * | 2018-04-17 | 2018-09-14 | 建荣半导体(深圳)有限公司 | 一种听力保护方法、系统、存储装置及蓝牙耳机 |
US10991375B2 (en) | 2018-06-20 | 2021-04-27 | Mimi Hearing Technologies GmbH | Systems and methods for processing an audio signal for replay on an audio device |
US11062717B2 (en) | 2018-06-20 | 2021-07-13 | Mimi Hearing Technologies GmbH | Systems and methods for processing an audio signal for replay on an audio device |
EP3584927B1 (en) * | 2018-06-20 | 2021-03-10 | Mimi Hearing Technologies GmbH | Systems and methods for processing an audio signal for replay on an audio device |
CN108831488A (zh) * | 2018-07-27 | 2018-11-16 | 北京小米移动软件有限公司 | 终端及身份验证方法 |
CN109348362B (zh) * | 2018-08-21 | 2021-01-19 | 恒玄科技(上海)股份有限公司 | 一种消除底噪干扰的主动降噪系统及方法 |
US11206484B2 (en) | 2018-08-28 | 2021-12-21 | Sonos, Inc. | Passive speaker authentication |
US10299061B1 (en) | 2018-08-28 | 2019-05-21 | Sonos, Inc. | Playback device calibration |
CN110364172B (zh) * | 2019-07-16 | 2022-01-25 | 建荣半导体(深圳)有限公司 | 一种实现动态范围控制的方法、装置和计算设备 |
US10734965B1 (en) | 2019-08-12 | 2020-08-04 | Sonos, Inc. | Audio calibration of a portable playback device |
CN113223544B (zh) * | 2020-01-21 | 2024-04-02 | 珠海市煊扬科技有限公司 | 音频的方向定位侦测装置及方法以及音频处理系统 |
CN114095831A (zh) * | 2020-08-25 | 2022-02-25 | 上海艾为电子技术股份有限公司 | 多段动态范围控制电路以及音频处理芯片 |
Citations (4)
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 |
US5388181A (en) * | 1990-05-29 | 1995-02-07 | Anderson; David J. | Digital audio compression system |
CN1620751A (zh) * | 2000-08-14 | 2005-05-25 | 清晰音频有限公司 | 声音增强系统 |
CN1627635A (zh) * | 2003-12-09 | 2005-06-15 | 日本电气株式会社 | 信号压缩/扩张设备和移动通信终端 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4905291A (en) * | 1988-12-29 | 1990-02-27 | Rockford Corporation | Cyberoptic audio level control system |
US5893068A (en) * | 1993-06-03 | 1999-04-06 | Nec Corporation | Method of expanding a frequency range of a digital audio signal without increasing a sampling rate |
US5926791A (en) * | 1995-10-26 | 1999-07-20 | Sony Corporation | Recursively splitting the low-frequency band with successively fewer filter taps in methods and apparatuses for sub-band encoding, decoding, and encoding and decoding |
US7558391B2 (en) * | 1999-11-29 | 2009-07-07 | Bizjak Karl L | Compander architecture and methods |
ATE308858T1 (de) * | 2000-08-16 | 2005-11-15 | Dolby Lab Licensing Corp | Modulation eines oder mehrerer parameter in einem wahrnehmungsgebundenen audio- oder video- kodiersystem in antwort auf zusätzliche information |
US20020126861A1 (en) * | 2001-03-12 | 2002-09-12 | Chester Colby | Audio expander |
US6493668B1 (en) * | 2001-06-15 | 2002-12-10 | Yigal Brandman | Speech feature extraction system |
US7065485B1 (en) * | 2002-01-09 | 2006-06-20 | At&T Corp | Enhancing speech intelligibility using variable-rate time-scale modification |
US7079657B2 (en) * | 2002-02-26 | 2006-07-18 | Broadcom Corporation | System and method of performing digital multi-channel audio signal decoding |
US7457757B1 (en) * | 2002-05-30 | 2008-11-25 | Plantronics, Inc. | Intelligibility control for speech communications systems |
EP1439524B1 (en) * | 2002-07-19 | 2009-04-08 | NEC Corporation | Audio decoding device, decoding method, and program |
JP3861770B2 (ja) * | 2002-08-21 | 2006-12-20 | ソニー株式会社 | 信号符号化装置及び方法、信号復号装置及び方法、並びにプログラム及び記録媒体 |
US20040083110A1 (en) * | 2002-10-23 | 2004-04-29 | Nokia Corporation | Packet loss recovery based on music signal classification and mixing |
US7467084B2 (en) * | 2003-02-07 | 2008-12-16 | Volkswagen Ag | Device and method for operating a voice-enhancement system |
EP1618559A1 (en) * | 2003-04-24 | 2006-01-25 | Massachusetts Institute Of Technology | System and method for spectral enhancement employing compression and expansion |
US7587254B2 (en) * | 2004-04-23 | 2009-09-08 | Nokia Corporation | Dynamic range control and equalization of digital audio using warped processing |
US7813931B2 (en) * | 2005-04-20 | 2010-10-12 | QNX Software Systems, Co. | System for improving speech quality and intelligibility with bandwidth compression/expansion |
US20070299655A1 (en) * | 2006-06-22 | 2007-12-27 | Nokia Corporation | Method, Apparatus and Computer Program Product for Providing Low Frequency Expansion of Speech |
US20080080722A1 (en) * | 2006-09-29 | 2008-04-03 | Carroll Tim J | Loudness controller with remote and local control |
WO2009110087A1 (ja) | 2008-03-07 | 2009-09-11 | ティーオーエー株式会社 | 信号処理装置 |
US8645144B2 (en) * | 2008-04-24 | 2014-02-04 | Broadcom Corporation | Audio signal shaping for playback by audio devices |
US20100169105A1 (en) * | 2008-12-29 | 2010-07-01 | Youngtack Shim | Discrete time expansion systems and methods |
-
2009
- 2009-02-09 US US12/367,854 patent/US8626516B2/en active Active
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2010
- 2010-01-27 EP EP10000816.8A patent/EP2217004B1/en active Active
- 2010-02-04 CN CN2010101188147A patent/CN101800051B/zh active Active
-
2011
- 2011-02-01 HK HK11101043.2A patent/HK1146977A1/xx not_active IP Right Cessation
Patent Citations (4)
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 |
US5388181A (en) * | 1990-05-29 | 1995-02-07 | Anderson; David J. | Digital audio compression system |
CN1620751A (zh) * | 2000-08-14 | 2005-05-25 | 清晰音频有限公司 | 声音增强系统 |
CN1627635A (zh) * | 2003-12-09 | 2005-06-15 | 日本电气株式会社 | 信号压缩/扩张设备和移动通信终端 |
Non-Patent Citations (1)
Title |
---|
胥绍禹.动态音效处理器.《集成电路应用》.1997,(第4期),第40页第1段. * |
Also Published As
Publication number | Publication date |
---|---|
US8626516B2 (en) | 2014-01-07 |
US20100204996A1 (en) | 2010-08-12 |
EP2217004B1 (en) | 2018-10-31 |
CN101800051A (zh) | 2010-08-11 |
EP2217004A1 (en) | 2010-08-11 |
HK1146977A1 (en) | 2011-07-22 |
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Effective date of registration: 20180502 Address after: Singapore Singapore Patentee after: Avago Technologies Fiber IP Singapore Pte. Ltd. Address before: Park Road, Irvine, California, USA, 16215, 92618-7013 Patentee before: Zyray Wireless Inc. |
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