BRPI0815721A2 - sistema e método para detecção de atividade de ruído - Google Patents

sistema e método para detecção de atividade de ruído

Info

Publication number
BRPI0815721A2
BRPI0815721A2 BRPI0815721A BRPI0815721A BRPI0815721A2 BR PI0815721 A2 BRPI0815721 A2 BR PI0815721A2 BR PI0815721 A BRPI0815721 A BR PI0815721A BR PI0815721 A BRPI0815721 A BR PI0815721A BR PI0815721 A2 BRPI0815721 A2 BR PI0815721A2
Authority
BR
Brazil
Prior art keywords
detecting noise
noise activity
activity
detecting
noise
Prior art date
Application number
BRPI0815721A
Other languages
English (en)
Inventor
C Taenzer John
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
Application filed by Dolby Laboratories Licensing Corp filed Critical Dolby Laboratories Licensing Corp
Publication of BRPI0815721A2 publication Critical patent/BRPI0815721A2/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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/78—Detection of presence or absence of voice 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/78—Detection of presence or absence of voice signals
    • G10L2025/783—Detection of presence or absence of voice signals based on threshold decision
    • G10L2025/786—Adaptive threshold
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
BRPI0815721A 2007-08-22 2008-08-22 sistema e método para detecção de atividade de ruído BRPI0815721A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US96585407P 2007-08-22 2007-08-22
PCT/US2008/074102 WO2009026561A1 (en) 2007-08-22 2008-08-22 System and method for noise activity detection

Publications (1)

Publication Number Publication Date
BRPI0815721A2 true BRPI0815721A2 (pt) 2017-06-13

Family

ID=40378704

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0815721A BRPI0815721A2 (pt) 2007-08-22 2008-08-22 sistema e método para detecção de atividade de ruído

Country Status (7)

Country Link
US (1) US20090154726A1 (pt)
EP (1) EP2191594A4 (pt)
JP (1) JP2010537253A (pt)
KR (1) KR20100051727A (pt)
CN (1) CN101821971A (pt)
BR (1) BRPI0815721A2 (pt)
WO (1) WO2009026561A1 (pt)

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US8280072B2 (en) 2003-03-27 2012-10-02 Aliphcom, Inc. Microphone array with rear venting
US8452023B2 (en) 2007-05-25 2013-05-28 Aliphcom Wind suppression/replacement component for use with electronic systems
US9066186B2 (en) 2003-01-30 2015-06-23 Aliphcom Light-based detection for acoustic applications
US9099094B2 (en) 2003-03-27 2015-08-04 Aliphcom Microphone array with rear venting
TWI475847B (zh) * 2008-04-16 2015-03-01 Koninkl Philips Electronics Nv 存在及移動偵測之被動雷達
US20120237041A1 (en) * 2009-07-24 2012-09-20 Johannes Kepler Universität Linz Method And An Apparatus For Deriving Information From An Audio Track And Determining Similarity Between Audio Tracks
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US9357307B2 (en) 2011-02-10 2016-05-31 Dolby Laboratories Licensing Corporation Multi-channel wind noise suppression system and method
JP5649488B2 (ja) * 2011-03-11 2015-01-07 株式会社東芝 音声判別装置、音声判別方法および音声判別プログラム
US8935132B2 (en) * 2012-02-08 2015-01-13 Sae Magnetics (H.K.) Ltd. Spectral simulation method during noise testing for a magnetic head, and noise-testing method for a magnetic head by using the same
CN103323619A (zh) * 2012-03-20 2013-09-25 富泰华工业（深圳）有限公司 风向检测系统、风向检测方法及使用该风向检测系统的电子设备
CN103458201B (zh) * 2012-06-05 2017-02-22 晨星软件研发(深圳)有限公司 信号处理装置及信号处理方法
CN102750956B (zh) * 2012-06-18 2014-07-16 歌尔声学股份有限公司 一种单通道语音去混响的方法和装置
US9685921B2 (en) * 2012-07-12 2017-06-20 Dts, Inc. Loudness control with noise detection and loudness drop detection
US9521263B2 (en) 2012-09-17 2016-12-13 Dolby Laboratories Licensing Corporation Long term monitoring of transmission and voice activity patterns for regulating gain control
US10306389B2 (en) 2013-03-13 2019-05-28 Kopin Corporation Head wearable acoustic system with noise canceling microphone geometry apparatuses and methods
US9312826B2 (en) 2013-03-13 2016-04-12 Kopin Corporation Apparatuses and methods for acoustic channel auto-balancing during multi-channel signal extraction
CN103198835B (zh) * 2013-04-03 2015-04-01 工业和信息化部电信传输研究所 一种基于移动终端的噪声抑制算法再收敛时间测量方法
US9263061B2 (en) * 2013-05-21 2016-02-16 Google Inc. Detection of chopped speech
SG11201510353RA (en) * 2013-06-21 2016-01-28 Fraunhofer Ges Forschung Apparatus and method realizing a fading of an mdct spectrum to white noise prior to fdns application
DE102013111784B4 (de) * 2013-10-25 2019-11-14 Intel IP Corporation Audioverarbeitungsvorrichtungen und audioverarbeitungsverfahren
KR20230042410A (ko) * 2013-12-27 2023-03-28 소니그룹주식회사 복호화 장치 및 방법, 및 프로그램
EP3120580B1 (en) * 2014-03-17 2018-01-03 Robert Bosch GmbH System for electrical noise testing of mems microphones in production
WO2016123360A1 (en) * 2015-01-28 2016-08-04 Harman International Industries, Inc. Vehicle speaker arrangement
US10631081B2 (en) 2015-05-04 2020-04-21 Harman International Industries, Incorporated Venting system for vehicle speaker assembly
US10027302B2 (en) * 2015-05-07 2018-07-17 Shari Eskenas Audio interrupter alertness device for headphones
CN106297819B (zh) * 2015-05-25 2019-09-06 国家计算机网络与信息安全管理中心 一种应用于说话人识别的噪声消除方法
JP6501259B2 (ja) * 2015-08-04 2019-04-17 本田技研工業株式会社 音声処理装置及び音声処理方法
US10242677B2 (en) * 2015-08-25 2019-03-26 Malaspina Labs (Barbados), Inc. Speaker dependent voiced sound pattern detection thresholds
JP6604113B2 (ja) * 2015-09-24 2019-11-13 富士通株式会社 飲食行動検出装置、飲食行動検出方法及び飲食行動検出用コンピュータプログラム
US11631421B2 (en) * 2015-10-18 2023-04-18 Solos Technology Limited Apparatuses and methods for enhanced speech recognition in variable environments
US9925867B2 (en) * 2016-01-11 2018-03-27 Ford Global Technologies, Llc Fuel control regulator system with acoustic pliability
US10157603B2 (en) * 2016-03-17 2018-12-18 Audio-Technica Corporation Noise detector and sound signal output device
EP3456065B1 (en) 2016-05-10 2022-12-07 Harman International Industries, Inc. Vehicle speaker arrangement
US9978392B2 (en) * 2016-09-09 2018-05-22 Tata Consultancy Services Limited Noisy signal identification from non-stationary audio signals
US10242696B2 (en) * 2016-10-11 2019-03-26 Cirrus Logic, Inc. Detection of acoustic impulse events in voice applications
US10475471B2 (en) * 2016-10-11 2019-11-12 Cirrus Logic, Inc. Detection of acoustic impulse events in voice applications using a neural network
CN108154880A (zh) * 2016-12-05 2018-06-12 广东大仓机器人科技有限公司 能实时分辨环境噪音进行语音识别的机器人
US10374564B2 (en) * 2017-04-20 2019-08-06 Dts, Inc. Loudness control with noise detection and loudness drop detection
US10697739B1 (en) * 2017-12-06 2020-06-30 David Skipper Electronic flashbang
US10928502B2 (en) * 2018-05-30 2021-02-23 Richwave Technology Corp. Methods and apparatus for detecting presence of an object in an environment
US10948581B2 (en) 2018-05-30 2021-03-16 Richwave Technology Corp. Methods and apparatus for detecting presence of an object in an environment
CN109275084B (zh) * 2018-09-12 2021-01-01 北京小米智能科技有限公司 麦克风阵列的测试方法、装置、系统、设备和存储介质
WO2020120273A1 (en) * 2018-12-12 2020-06-18 Signify Holding B.V. A motion detector, a luminaire, a corresponding method
CN110324917A (zh) * 2019-07-02 2019-10-11 北京分音塔科技有限公司 具有拾音功能的移动热点设备
CN110620600B (zh) * 2019-09-11 2021-10-26 华为技术有限公司 车载收音机及控制方法
CN113990074B (zh) * 2021-12-28 2022-03-04 江苏华设远州交通科技有限公司 一种基于噪音数据采集处理的交通管控系统及方法

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US20030223597A1 (en) * 2002-05-29 2003-12-04 Sunil Puria Adapative noise compensation for dynamic signal enhancement
JP3963850B2 (ja) * 2003-03-11 2007-08-22 富士通株式会社 音声区間検出装置
US7457747B2 (en) * 2004-08-23 2008-11-25 Nokia Corporation Noise detection for audio encoding by mean and variance energy ratio

Also Published As

Publication number Publication date
WO2009026561A1 (en) 2009-02-26
CN101821971A (zh) 2010-09-01
KR20100051727A (ko) 2010-05-17
EP2191594A1 (en) 2010-06-02
JP2010537253A (ja) 2010-12-02
EP2191594A4 (en) 2011-06-08
US20090154726A1 (en) 2009-06-18

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Legal Events

Date Code Title Description
B08F Application fees: application dismissed [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]