DE60212600D1 - Audiocodierung und decodierung - Google Patents

Audiocodierung und decodierung

Info

Publication number
DE60212600D1
DE60212600D1 DE60212600T DE60212600T DE60212600D1 DE 60212600 D1 DE60212600 D1 DE 60212600D1 DE 60212600 T DE60212600 T DE 60212600T DE 60212600 T DE60212600 T DE 60212600T DE 60212600 D1 DE60212600 D1 DE 60212600D1
Authority
DE
Germany
Prior art keywords
audiocoding
decoding
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
DE60212600T
Other languages
English (en)
Other versions
DE60212600T2 (de
Inventor
Shuji Miyasaka
Tomokazu Ishikawa
Yoshiaki Sawada
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
Matsushita Electric Industrial Co Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=19161234&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE60212600(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE60212600D1 publication Critical patent/DE60212600D1/de
Application granted granted Critical
Publication of DE60212600T2 publication Critical patent/DE60212600T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
DE60212600T 2001-11-14 2002-10-29 Audiocodierung und decodierung Expired - Lifetime DE60212600T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2001348411 2001-11-14
JP2001348411 2001-11-14
PCT/JP2002/011226 WO2003042981A1 (en) 2001-11-14 2002-10-29 Audio coding and decoding

Publications (2)

Publication Number Publication Date
DE60212600D1 true DE60212600D1 (de) 2006-08-03
DE60212600T2 DE60212600T2 (de) 2007-07-05

Family

ID=19161234

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60212600T Expired - Lifetime DE60212600T2 (de) 2001-11-14 2002-10-29 Audiocodierung und decodierung

Country Status (13)

Country Link
US (2) US7260540B2 (de)
EP (1) EP1374230B1 (de)
KR (1) KR100587517B1 (de)
CN (1) CN1248194C (de)
AU (1) AU2002343212B2 (de)
BR (2) BR0206395A (de)
CA (1) CA2430923C (de)
DE (1) DE60212600T2 (de)
ES (1) ES2268112T3 (de)
MX (1) MXPA03005133A (de)
MY (1) MY130392A (de)
TW (1) TW591606B (de)
WO (1) WO2003042981A1 (de)

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TWI759223B (zh) * 2010-12-03 2022-03-21 美商杜比實驗室特許公司 音頻解碼裝置、音頻解碼方法及音頻編碼方法
JP5720356B2 (ja) * 2011-03-25 2015-05-20 日本電気株式会社 音声デマルチプレクサおよび音声デマルチプレクス方法
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Also Published As

Publication number Publication date
EP1374230A1 (de) 2004-01-02
WO2003042981A1 (en) 2003-05-22
MXPA03005133A (es) 2004-04-02
TW591606B (en) 2004-06-11
EP1374230B1 (de) 2006-06-21
TW200300248A (en) 2003-05-16
US20030093264A1 (en) 2003-05-15
KR20040029318A (ko) 2004-04-06
US20070239463A1 (en) 2007-10-11
US7260540B2 (en) 2007-08-21
KR100587517B1 (ko) 2006-06-08
US8311841B2 (en) 2012-11-13
BRPI0206395B1 (pt) 2017-07-04
DE60212600T2 (de) 2007-07-05
CN1511313A (zh) 2004-07-07
AU2002343212A1 (en) 2003-05-26
AU2002343212B2 (en) 2006-03-09
CA2430923A1 (en) 2003-05-23
BR0206395A (pt) 2004-02-10
ES2268112T3 (es) 2007-03-16
MY130392A (en) 2007-06-29
CA2430923C (en) 2012-01-03
CN1248194C (zh) 2006-03-29

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Owner name: PANASONIC CORP., KADOMA, OSAKA, JP