DE112009002571T8 - Variable Rauschmaskierung während Phasen wesentlicher Stille - Google Patents

Variable Rauschmaskierung während Phasen wesentlicher Stille Download PDF

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Publication number
DE112009002571T8
DE112009002571T8 DE112009002571T DE112009002571T DE112009002571T8 DE 112009002571 T8 DE112009002571 T8 DE 112009002571T8 DE 112009002571 T DE112009002571 T DE 112009002571T DE 112009002571 T DE112009002571 T DE 112009002571T DE 112009002571 T8 DE112009002571 T8 DE 112009002571T8
Authority
DE
Germany
Prior art keywords
during periods
noise masking
masking during
variable noise
substantial silence
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.)
Active
Application number
DE112009002571T
Other languages
English (en)
Other versions
DE112009002571B4 (de
DE112009002571T5 (de
Inventor
Edward Almquist
Steven Decabooter
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Continental Automotive Systems Inc
Original Assignee
Continental Automotive Systems Inc
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 Continental Automotive Systems Inc filed Critical Continental Automotive Systems Inc
Publication of DE112009002571T5 publication Critical patent/DE112009002571T5/de
Publication of DE112009002571T8 publication Critical patent/DE112009002571T8/de
Application granted granted Critical
Publication of DE112009002571B4 publication Critical patent/DE112009002571B4/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/1752—Masking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00—Jamming of communication; Counter-measures
    • H04K3/40—Jamming having variable characteristics
    • H04K3/41—Jamming having variable characteristics characterized by the control of the jamming activation or deactivation time
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00—Jamming of communication; Counter-measures
    • H04K3/40—Jamming having variable characteristics
    • H04K3/45—Jamming having variable characteristics characterized by including monitoring of the target or target signal, e.g. in reactive jammers or follower jammers for example by means of an alternation of jamming phases and monitoring phases, called "look-through mode"
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00—Jamming of communication; Counter-measures
    • H04K3/80—Jamming or countermeasure characterized by its function
    • H04K3/82—Jamming or countermeasure characterized by its function related to preventing surveillance, interception or detection
    • H04K3/825—Jamming or countermeasure characterized by its function related to preventing surveillance, interception or detection by jamming
    • 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
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • G10L2021/02168—Noise filtering characterised by the method used for estimating noise the estimation exclusively taking place during speech pauses
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K2203/00—Jamming of communication; Countermeasures
    • H04K2203/10—Jamming or countermeasure used for a particular application
    • H04K2203/12—Jamming or countermeasure used for a particular application for acoustic communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00—Jamming of communication; Counter-measures
    • H04K3/40—Jamming having variable characteristics
    • H04K3/42—Jamming having variable characteristics characterized by the control of the jamming frequency or wavelength
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00—Jamming of communication; Counter-measures
    • H04K3/40—Jamming having variable characteristics
    • H04K3/43—Jamming having variable characteristics characterized by the control of the jamming power, signal-to-noise ratio or geographic coverage area

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Noise Elimination (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
DE112009002571.4T 2008-10-23 2009-10-22 Variable Rauschmaskierung während Phasen wesentlicher Stille Active DE112009002571B4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/256,574 2008-10-23
US12/256,574 US8160271B2 (en) 2008-10-23 2008-10-23 Variable noise masking during periods of substantial silence
PCT/US2009/061752 WO2010048461A2 (en) 2008-10-23 2009-10-22 Variable noise masking during periods of substantial silence

Publications (3)

Publication Number Publication Date
DE112009002571T5 DE112009002571T5 (de) 2012-06-21
DE112009002571T8 true DE112009002571T8 (de) 2012-09-06
DE112009002571B4 DE112009002571B4 (de) 2021-02-18

Family

ID=42117522

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112009002571.4T Active DE112009002571B4 (de) 2008-10-23 2009-10-22 Variable Rauschmaskierung während Phasen wesentlicher Stille

Country Status (4)

Country Link
US (2) US8160271B2 (de)
CN (1) CN102265334B (de)
DE (1) DE112009002571B4 (de)
WO (1) WO2010048461A2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9053711B1 (en) * 2013-09-10 2015-06-09 Ampersand, Inc. Method of matching a digitized stream of audio signals to a known audio recording
US10014006B1 (en) 2013-09-10 2018-07-03 Ampersand, Inc. Method of determining whether a phone call is answered by a human or by an automated device
US9449610B2 (en) * 2013-11-07 2016-09-20 Continental Automotive Systems, Inc. Speech probability presence modifier improving log-MMSE based noise suppression performance
US9712348B1 (en) * 2016-01-15 2017-07-18 Avago Technologies General Ip (Singapore) Pte. Ltd. System, device, and method for shaping transmit noise
US9949027B2 (en) * 2016-03-31 2018-04-17 Qualcomm Incorporated Systems and methods for handling silence in audio streams
US10437552B2 (en) * 2016-03-31 2019-10-08 Qualcomm Incorporated Systems and methods for handling silence in audio streams
CN110998711A (zh) * 2017-08-16 2020-04-10 谷歌有限责任公司 动态音频数据传输掩蔽
CN110858485B (zh) * 2018-08-23 2023-06-30 阿里巴巴集团控股有限公司 语音增强方法、装置、设备及存储介质

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5625684A (en) 1993-02-04 1997-04-29 Local Silence, Inc. Active noise suppression system for telephone handsets and method
US6931370B1 (en) * 1999-11-02 2005-08-16 Digital Theater Systems, Inc. System and method for providing interactive audio in a multi-channel audio environment
FI19992453A (fi) * 1999-11-15 2001-05-16 Nokia Mobile Phones Ltd Kohinanvaimennus
EP1287521A4 (de) 2000-03-28 2005-11-16 Tellabs Operations Inc Wahrnehmungsbezogene spektrale gewichtung von frequenzbändern für die adaptive rauschlöschung
US7039207B1 (en) 2003-03-18 2006-05-02 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Entertainment and pacification system for car seat
US7649988B2 (en) * 2004-06-15 2010-01-19 Acoustic Technologies, Inc. Comfort noise generator using modified Doblinger noise estimate
US7613175B2 (en) * 2006-12-28 2009-11-03 Verizon Services Organization Inc. Method and system for inserting user defined comfort signal

Also Published As

Publication number Publication date
WO2010048461A2 (en) 2010-04-29
US8885844B2 (en) 2014-11-11
US20100104112A1 (en) 2010-04-29
DE112009002571B4 (de) 2021-02-18
WO2010048461A3 (en) 2010-10-14
DE112009002571T5 (de) 2012-06-21
CN102265334A (zh) 2011-11-30
US20120219160A1 (en) 2012-08-30
CN102265334B (zh) 2013-03-06
US8160271B2 (en) 2012-04-17

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Representative=s name: BONN, ROMAN, DIPL.-ING. DR.-ING., DE

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R018 Grant decision by examination section/examining division
R020 Patent grant now final