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DE60311794D1 - Signalsynthese - Google Patents

Signalsynthese

Info

Publication number
DE60311794D1
DE60311794D1 DE60311794T DE60311794T DE60311794D1 DE 60311794 D1 DE60311794 D1 DE 60311794D1 DE 60311794 T DE60311794 T DE 60311794T DE 60311794 T DE60311794 T DE 60311794T DE 60311794 D1 DE60311794 D1 DE 60311794D1
Authority
DE
Germany
Prior art keywords
signal
parameter
input signal
correlation
indicative
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
DE60311794T
Other languages
English (en)
Other versions
DE60311794T2 (de
DE60311794C5 (de
Inventor
J Breebaart
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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=29252213&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE60311794(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE60311794D1 publication Critical patent/DE60311794D1/de
Publication of DE60311794T2 publication Critical patent/DE60311794T2/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
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • 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
    • G10L19/02—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 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/03—Application of parametric coding in stereophonic audio systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Image Processing (AREA)
  • Networks Using Active Elements (AREA)
  • Burglar Alarm Systems (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Control Of Charge By Means Of Generators (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
DE60311794T 2002-04-22 2003-04-22 Signalsynthese Expired - Lifetime DE60311794T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP02076588 2002-04-22
EP02076588 2002-04-22
EP02077863 2002-07-12
EP02077863 2002-07-12
PCT/IB2003/001586 WO2003090206A1 (en) 2002-04-22 2003-04-22 Signal synthesizing

Publications (2)

Publication Number Publication Date
DE60311794D1 true DE60311794D1 (en) 2007-03-29
DE60311794T2 DE60311794T2 (de) 2007-10-31

Family

ID=29252213

Family Applications (2)

Application Number Title Priority Date Filing Date
DE60311794.5A Expired - Lifetime DE60311794C5 (de) 2002-04-22 2003-04-22 Signalsynthese
DE60311794T Expired - Lifetime DE60311794T2 (de) 2002-04-22 2003-04-22 Signalsynthese

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE60311794.5A Expired - Lifetime DE60311794C5 (de) 2002-04-22 2003-04-22 Signalsynthese

Country Status (11)

Country Link
US (2) US7933415B2 (de)
EP (1) EP1500082B1 (de)
JP (1) JP4401173B2 (de)
KR (1) KR101021076B1 (de)
CN (1) CN1312660C (de)
AT (1) ATE354161T1 (de)
AU (1) AU2003216682A1 (de)
BR (2) BRPI0304541B1 (de)
DE (2) DE60311794C5 (de)
ES (1) ES2280736T3 (de)
WO (1) WO2003090206A1 (de)

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Also Published As

Publication number Publication date
KR20040101552A (ko) 2004-12-02
JP4401173B2 (ja) 2010-01-20
EP1500082A1 (de) 2005-01-26
DE60311794T2 (de) 2007-10-31
US20050254446A1 (en) 2005-11-17
CN1312660C (zh) 2007-04-25
DE60311794C5 (de) 2022-11-10
BRPI0304541B1 (pt) 2017-07-04
CN1647157A (zh) 2005-07-27
ES2280736T3 (es) 2007-09-16
EP1500082B1 (de) 2007-02-14
WO2003090206A1 (en) 2003-10-30
KR101021076B1 (ko) 2011-03-11
ATE354161T1 (de) 2007-03-15
US20110166866A1 (en) 2011-07-07
US8798275B2 (en) 2014-08-05
BR0304541A (pt) 2004-07-20
AU2003216682A1 (en) 2003-11-03
JP2005523624A (ja) 2005-08-04
US7933415B2 (en) 2011-04-26

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Legal Events

Date Code Title Description
8381 Inventor (new situation)

Inventor name: BREEBAART, DIRK, J., NL-5656 AA EINDHOVEN, NL

8364 No opposition during term of opposition