DK3518234T3 - AUDIO CODING APPARATUS AND METHOD - Google Patents

AUDIO CODING APPARATUS AND METHOD Download PDF

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Publication number
DK3518234T3
DK3518234T3 DK19161209.2T DK19161209T DK3518234T3 DK 3518234 T3 DK3518234 T3 DK 3518234T3 DK 19161209 T DK19161209 T DK 19161209T DK 3518234 T3 DK3518234 T3 DK 3518234T3
Authority
DK
Denmark
Prior art keywords
coding apparatus
audio coding
audio
coding
Prior art date
Application number
DK19161209.2T
Other languages
Danish (da)
Inventor
Kimitaka Tsutsumi
Kei Kikuiri
Original Assignee
Ntt Docomo 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
Priority claimed from JP2011033195A external-priority patent/JP5662827B2/en
Application filed by Ntt Docomo Inc filed Critical Ntt Docomo Inc
Priority claimed from EP15184203.6A external-priority patent/EP2975610B1/en
Application granted granted Critical
Publication of DK3518234T3 publication Critical patent/DK3518234T3/en

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
    • G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
    • 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

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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
DK19161209.2T 2010-11-22 2011-11-04 AUDIO CODING APPARATUS AND METHOD DK3518234T3 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2010260447 2010-11-22
JP2011033195A JP5662827B2 (en) 2011-02-18 2011-02-18 Seasoning and method for producing the same
JP2011033915 2011-02-18
EP15184203.6A EP2975610B1 (en) 2010-11-22 2011-11-04 Audio encoding device and method

Publications (1)

Publication Number Publication Date
DK3518234T3 true DK3518234T3 (en) 2024-01-02

Family

ID=87517085

Family Applications (1)

Application Number Title Priority Date Filing Date
DK19161209.2T DK3518234T3 (en) 2010-11-22 2011-11-04 AUDIO CODING APPARATUS AND METHOD

Country Status (2)

Country Link
EP (1) EP4239635A3 (en)
DK (1) DK3518234T3 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4022427B2 (en) 2002-04-19 2007-12-19 独立行政法人科学技術振興機構 Error concealment method, error concealment program, transmission device, reception device, and error concealment device
CA2388439A1 (en) * 2002-05-31 2003-11-30 Voiceage Corporation A method and device for efficient frame erasure concealment in linear predictive based speech codecs
CN101213590B (en) 2005-06-29 2011-09-21 松下电器产业株式会社 Scalable decoder and disappeared data interpolating method
JP5123516B2 (en) 2006-10-30 2013-01-23 株式会社エヌ・ティ・ティ・ドコモ Decoding device, encoding device, decoding method, and encoding method

Also Published As

Publication number Publication date
EP4239635A2 (en) 2023-09-06
EP4239635A3 (en) 2023-11-15

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