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DE602006009215D1 - Audioumschaltungsvorrichtung und -methode - Google Patents

Audioumschaltungsvorrichtung und -methode

Info

Publication number
DE602006009215D1
DE602006009215D1 DE602006009215T DE602006009215T DE602006009215D1 DE 602006009215 D1 DE602006009215 D1 DE 602006009215D1 DE 602006009215 T DE602006009215 T DE 602006009215T DE 602006009215 T DE602006009215 T DE 602006009215T DE 602006009215 D1 DE602006009215 D1 DE 602006009215D1
Authority
DE
Germany
Prior art keywords
switching device
audio switching
audio
switching
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.)
Expired - Lifetime
Application number
DE602006009215T
Other languages
English (en)
Inventor
Takuya Kawashima
Hiroyuki Ehara
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.)
Panasonic Corp
Original Assignee
Panasonic 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 Panasonic Corp filed Critical Panasonic Corp
Publication of DE602006009215D1 publication Critical patent/DE602006009215D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
    • 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
    • G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
    • G10L21/0364—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude for improving intelligibility

Landscapes

  • Engineering & Computer Science (AREA)
  • Quality & Reliability (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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE602006009215T 2005-01-14 2006-01-12 Audioumschaltungsvorrichtung und -methode Expired - Lifetime DE602006009215D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005008084 2005-01-14
PCT/JP2006/300295 WO2006075663A1 (ja) 2005-01-14 2006-01-12 音声切替装置および音声切替方法

Publications (1)

Publication Number Publication Date
DE602006009215D1 true DE602006009215D1 (de) 2009-10-29

Family

ID=36677688

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006009215T Expired - Lifetime DE602006009215D1 (de) 2005-01-14 2006-01-12 Audioumschaltungsvorrichtung und -methode

Country Status (6)

Country Link
US (1) US8010353B2 (de)
EP (2) EP1814106B1 (de)
JP (1) JP5046654B2 (de)
CN (2) CN102592604A (de)
DE (1) DE602006009215D1 (de)
WO (1) WO2006075663A1 (de)

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Also Published As

Publication number Publication date
CN102592604A (zh) 2012-07-18
WO2006075663A1 (ja) 2006-07-20
EP1814106A4 (de) 2007-11-28
EP1814106A1 (de) 2007-08-01
US20100036656A1 (en) 2010-02-11
EP2107557A3 (de) 2010-08-25
US8010353B2 (en) 2011-08-30
EP2107557A2 (de) 2009-10-07
CN101107650A (zh) 2008-01-16
JPWO2006075663A1 (ja) 2008-06-12
EP1814106B1 (de) 2009-09-16
JP5046654B2 (ja) 2012-10-10
CN101107650B (zh) 2012-03-28

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