BRPI0911587A2 - sistema e método para distribuição de som dinâmico - Google Patents

sistema e método para distribuição de som dinâmico

Info

Publication number
BRPI0911587A2
BRPI0911587A2 BRPI0911587A BRPI0911587A BRPI0911587A2 BR PI0911587 A2 BRPI0911587 A2 BR PI0911587A2 BR PI0911587 A BRPI0911587 A BR PI0911587A BR PI0911587 A BRPI0911587 A BR PI0911587A BR PI0911587 A2 BRPI0911587 A2 BR PI0911587A2
Authority
BR
Brazil
Prior art keywords
sound distribution
dynamic sound
dynamic
distribution
sound
Prior art date
Application number
BRPI0911587A
Other languages
English (en)
Inventor
Jon C Taenzer
Original Assignee
Dolby Lab 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
Application filed by Dolby Lab Licensing Corp filed Critical Dolby Lab Licensing Corp
Publication of BRPI0911587A2 publication Critical patent/BRPI0911587A2/pt
Publication of BRPI0911587B1 publication Critical patent/BRPI0911587B1/pt

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/24—Signal processing not specific to the method of recording or reproducing; Circuits therefor for reducing noise
    • 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
    • G10L21/0208—Noise filtering
    • 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
    • H03G9/025—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
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/32—Automatic control in amplifiers having semiconductor devices the control being dependent upon ambient noise level or sound level

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Quality & Reliability (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
BRPI0911587-0A 2008-05-02 2009-05-01 Sistema de manipulação de gama dinâmica e método para compensação de ruído ambiente em uma localização de reprodução BRPI0911587B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/150,970 US8085941B2 (en) 2008-05-02 2008-05-02 System and method for dynamic sound delivery
US12/150,970 2008-05-02
PCT/US2009/042629 WO2009135192A1 (en) 2008-05-02 2009-05-01 System and method for dynamic sound delivery

Publications (2)

Publication Number Publication Date
BRPI0911587A2 true BRPI0911587A2 (pt) 2016-01-05
BRPI0911587B1 BRPI0911587B1 (pt) 2020-03-03

Family

ID=41255465

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0911587-0A BRPI0911587B1 (pt) 2008-05-02 2009-05-01 Sistema de manipulação de gama dinâmica e método para compensação de ruído ambiente em uma localização de reprodução

Country Status (11)

Country Link
US (1) US8085941B2 (pt)
EP (1) EP2283484B1 (pt)
JP (2) JP5542122B2 (pt)
KR (2) KR101541452B1 (pt)
CN (1) CN102016984B (pt)
AU (1) AU2009242464B2 (pt)
BR (1) BRPI0911587B1 (pt)
CA (1) CA2722883C (pt)
ES (1) ES2548977T3 (pt)
MY (1) MY151363A (pt)
WO (1) WO2009135192A1 (pt)

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US8538042B2 (en) 2009-08-11 2013-09-17 Dts Llc System for increasing perceived loudness of speakers
JP2012070024A (ja) * 2010-09-21 2012-04-05 Mitsubishi Electric Corp 音声ダイナミックレンジコントロール装置
KR101726738B1 (ko) * 2010-12-01 2017-04-13 삼성전자주식회사 음성처리장치 및 그 방법
US8718562B2 (en) * 2011-05-20 2014-05-06 Skype Processing audio signals
US8965774B2 (en) * 2011-08-23 2015-02-24 Apple Inc. Automatic detection of audio compression parameters
US9423944B2 (en) 2011-09-06 2016-08-23 Apple Inc. Optimized volume adjustment
US9312829B2 (en) 2012-04-12 2016-04-12 Dts Llc System for adjusting loudness of audio signals in real time
EP2880655B8 (en) * 2012-08-01 2016-12-14 Dolby Laboratories Licensing Corporation Percentile filtering of noise reduction gains
US20140278393A1 (en) 2013-03-12 2014-09-18 Motorola Mobility Llc Apparatus and Method for Power Efficient Signal Conditioning for a Voice Recognition System
US20140270249A1 (en) 2013-03-12 2014-09-18 Motorola Mobility Llc Method and Apparatus for Estimating Variability of Background Noise for Noise Suppression
US9276544B2 (en) 2013-12-10 2016-03-01 Apple Inc. Dynamic range control gain encoding
JP6593173B2 (ja) 2013-12-27 2019-10-23 ソニー株式会社 復号化装置および方法、並びにプログラム
US9608588B2 (en) 2014-01-22 2017-03-28 Apple Inc. Dynamic range control with large look-ahead
US9484043B1 (en) * 2014-03-05 2016-11-01 QoSound, Inc. Noise suppressor
US10446168B2 (en) * 2014-04-02 2019-10-15 Plantronics, Inc. Noise level measurement with mobile devices, location services, and environmental response
CN103915103B (zh) * 2014-04-15 2017-04-19 成都凌天科创信息技术有限责任公司 语音质量增强系统
GB201509483D0 (en) * 2014-12-23 2015-07-15 Cirrus Logic Internat Uk Ltd Feature extraction
EP3038106B1 (en) * 2014-12-24 2017-10-18 Nxp B.V. Audio signal enhancement
US10109288B2 (en) 2015-05-27 2018-10-23 Apple Inc. Dynamic range and peak control in audio using nonlinear filters
US9401158B1 (en) * 2015-09-14 2016-07-26 Knowles Electronics, Llc Microphone signal fusion
WO2018144367A1 (en) 2017-02-03 2018-08-09 iZotope, Inc. Audio control system and related methods
WO2019005885A1 (en) * 2017-06-27 2019-01-03 Knowles Electronics, Llc POST-LINEARIZATION SYSTEM AND METHOD USING A TRACKING SIGNAL
US10491179B2 (en) * 2017-09-25 2019-11-26 Nuvoton Technology Corporation Asymmetric multi-channel audio dynamic range processing
US11894006B2 (en) 2018-07-25 2024-02-06 Dolby Laboratories Licensing Corporation Compressor target curve to avoid boosting noise
CN108962268B (zh) * 2018-07-26 2020-11-03 广州酷狗计算机科技有限公司 确定单声道的音频的方法和装置
CN112437957B (zh) * 2018-07-27 2024-09-27 杜比实验室特许公司 用于全面收听的强加间隙插入
CN111726730A (zh) * 2019-03-18 2020-09-29 塞舌尔商元鼎音讯股份有限公司 声音播放装置及其调整输出声音的方法
US11418894B2 (en) * 2019-06-01 2022-08-16 Apple Inc. Media system and method of amplifying audio signal using audio filter corresponding to hearing loss profile
CN112992123B (zh) * 2021-03-05 2024-07-12 西安交通大学 一种语音特征提取电路及方法
CN114554353B (zh) * 2022-02-24 2024-01-16 北京小米移动软件有限公司 音频处理方法、装置、设备及存储介质

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JPH09311696A (ja) * 1996-05-21 1997-12-02 Nippon Telegr & Teleph Corp <Ntt> 自動利得調整装置
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Also Published As

Publication number Publication date
MY151363A (en) 2014-05-15
EP2283484A1 (en) 2011-02-16
US20090274310A1 (en) 2009-11-05
EP2283484A4 (en) 2012-08-15
CA2722883C (en) 2014-09-30
KR101541452B1 (ko) 2015-08-03
KR20130115382A (ko) 2013-10-21
KR20110002494A (ko) 2011-01-07
CN102016984B (zh) 2013-08-28
CN102016984A (zh) 2011-04-13
JP2013117734A (ja) 2013-06-13
AU2009242464A1 (en) 2009-11-05
WO2009135192A1 (en) 2009-11-05
EP2283484B1 (en) 2015-07-29
JP5542122B2 (ja) 2014-07-09
BRPI0911587B1 (pt) 2020-03-03
US8085941B2 (en) 2011-12-27
JP6104629B2 (ja) 2017-03-29
ES2548977T3 (es) 2015-10-22
CA2722883A1 (en) 2009-11-05
JP2011523086A (ja) 2011-08-04
AU2009242464B2 (en) 2012-01-19

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Legal Events

Date Code Title Description
B15K Others concerning applications: alteration of classification

Ipc: G10L 21/0208 (2013.01), H03G 3/32 (2006.01), H03G

B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 03/03/2020, OBSERVADAS AS CONDICOES LEGAIS.