HK1161795A1 - Method and apparatus for maintaining speech audibility in multi-channel audio with minimal impact on surround experience - Google Patents

Method and apparatus for maintaining speech audibility in multi-channel audio with minimal impact on surround experience

Info

Publication number
HK1161795A1
HK1161795A1 HK12102265.0A HK12102265A HK1161795A1 HK 1161795 A1 HK1161795 A1 HK 1161795A1 HK 12102265 A HK12102265 A HK 12102265A HK 1161795 A1 HK1161795 A1 HK 1161795A1
Authority
HK
Hong Kong
Prior art keywords
channel audio
channel
speech
audio signal
minimal impact
Prior art date
Application number
HK12102265.0A
Other languages
English (en)
Inventor
Hannes Muesch
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 HK1161795A1 publication Critical patent/HK1161795A1/xx

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
    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • 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
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/21—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being power information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/04—Circuit arrangements, e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments
    • 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
    • G10L2021/02161—Number of inputs available containing the signal or the noise to be suppressed
    • G10L2021/02165—Two microphones, one receiving mainly the noise signal and the other one mainly the speech signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2205/00—Details of stereophonic arrangements covered by H04R5/00 but not provided for in any of its subgroups
    • H04R2205/041—Adaptation of stereophonic signal reproduction for the hearing impaired

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Stereophonic System (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Circuit For Audible Band Transducer (AREA)
HK12102265.0A 2008-04-18 2012-03-06 Method and apparatus for maintaining speech audibility in multi-channel audio with minimal impact on surround experience HK1161795A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4627108P 2008-04-18 2008-04-18

Publications (1)

Publication Number Publication Date
HK1161795A1 true HK1161795A1 (en) 2012-08-03

Family

ID=41509059

Family Applications (2)

Application Number Title Priority Date Filing Date
HK11107258.9A HK1153304A1 (en) 2008-04-18 2011-07-13 Method and apparatus for maintaining speech audibility in multi-channel audio with minimal impact on surround experience
HK12102265.0A HK1161795A1 (en) 2008-04-18 2012-03-06 Method and apparatus for maintaining speech audibility in multi-channel audio with minimal impact on surround experience

Family Applications Before (1)

Application Number Title Priority Date Filing Date
HK11107258.9A HK1153304A1 (en) 2008-04-18 2011-07-13 Method and apparatus for maintaining speech audibility in multi-channel audio with minimal impact on surround experience

Country Status (16)

Country Link
US (1) US8577676B2 (xx)
EP (2) EP2373067B1 (xx)
JP (2) JP5341983B2 (xx)
KR (2) KR101238731B1 (xx)
CN (2) CN102137326B (xx)
AU (2) AU2009274456B2 (xx)
BR (2) BRPI0911456B1 (xx)
CA (2) CA2720636C (xx)
HK (2) HK1153304A1 (xx)
IL (2) IL208436A (xx)
MX (1) MX2010011305A (xx)
MY (2) MY159890A (xx)
RU (2) RU2467406C2 (xx)
SG (1) SG189747A1 (xx)
UA (2) UA101974C2 (xx)
WO (1) WO2010011377A2 (xx)

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Also Published As

Publication number Publication date
RU2010150367A (ru) 2012-06-20
CA2720636A1 (en) 2010-01-28
BRPI0923669A2 (pt) 2013-07-30
HK1153304A1 (en) 2012-03-23
MX2010011305A (es) 2010-11-12
EP2373067B1 (en) 2013-04-17
BRPI0923669B1 (pt) 2021-05-11
KR101238731B1 (ko) 2013-03-06
JP2011172235A (ja) 2011-09-01
AU2009274456B2 (en) 2011-08-25
EP2279509A2 (en) 2011-02-02
UA101974C2 (ru) 2013-05-27
JP2011518520A (ja) 2011-06-23
IL208436A (en) 2014-07-31
BRPI0911456B1 (pt) 2021-04-27
AU2010241387B2 (en) 2015-08-20
BRPI0911456A2 (pt) 2013-05-07
CA2745842A1 (en) 2010-01-28
UA104424C2 (uk) 2014-02-10
IL209095A (en) 2014-07-31
CN102007535A (zh) 2011-04-06
US20110054887A1 (en) 2011-03-03
CN102137326A (zh) 2011-07-27
EP2279509B1 (en) 2012-12-19
MY159890A (en) 2017-02-15
CA2745842C (en) 2014-09-23
MY179314A (en) 2020-11-04
RU2467406C2 (ru) 2012-11-20
CA2720636C (en) 2014-02-18
KR20110015558A (ko) 2011-02-16
RU2010146924A (ru) 2012-06-10
CN102137326B (zh) 2014-03-26
CN102007535B (zh) 2013-01-16
JP5341983B2 (ja) 2013-11-13
AU2009274456A1 (en) 2010-01-28
IL209095A0 (en) 2011-01-31
RU2541183C2 (ru) 2015-02-10
IL208436A0 (en) 2010-12-30
US8577676B2 (en) 2013-11-05
WO2010011377A3 (en) 2010-03-25
KR20110052735A (ko) 2011-05-18
WO2010011377A2 (en) 2010-01-28
SG189747A1 (en) 2013-05-31
KR101227876B1 (ko) 2013-01-31
EP2373067A1 (en) 2011-10-05
AU2010241387A1 (en) 2010-12-02
JP5259759B2 (ja) 2013-08-07

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