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AU7272100A - Multimode vselp speech coder - Google Patents

Multimode vselp speech coder

Info

Publication number
AU7272100A
AU7272100A AU72721/00A AU7272100A AU7272100A AU 7272100 A AU7272100 A AU 7272100A AU 72721/00 A AU72721/00 A AU 72721/00A AU 7272100 A AU7272100 A AU 7272100A AU 7272100 A AU7272100 A AU 7272100A
Authority
AU
Australia
Prior art keywords
multimode
speech coder
vselp speech
vselp
coder
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.)
Abandoned
Application number
AU72721/00A
Inventor
Dominic Chan
Jonathan Alastair Gibbs
Mark A. Jasiuk
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.)
Motorola Solutions UK Ltd
Original Assignee
Motorola 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
Application filed by Motorola Ltd filed Critical Motorola Ltd
Publication of AU7272100A publication Critical patent/AU7272100A/en
Abandoned 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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
    • G10L19/125—Pitch excitation, e.g. pitch synchronous innovation CELP [PSI-CELP]

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)
AU72721/00A 1999-08-02 2000-08-02 Multimode vselp speech coder Abandoned AU7272100A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9917916A GB2352949A (en) 1999-08-02 1999-08-02 Speech coder for communications unit
GB9917916 1999-08-02
PCT/EP2000/007566 WO2001009880A1 (en) 1999-08-02 2000-08-02 Multimode vselp speech coder

Publications (1)

Publication Number Publication Date
AU7272100A true AU7272100A (en) 2001-02-19

Family

ID=10858230

Family Applications (1)

Application Number Title Priority Date Filing Date
AU72721/00A Abandoned AU7272100A (en) 1999-08-02 2000-08-02 Multimode vselp speech coder

Country Status (4)

Country Link
EP (1) EP1212750A1 (en)
AU (1) AU7272100A (en)
GB (1) GB2352949A (en)
WO (1) WO2001009880A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6557640B1 (en) 1998-12-07 2003-05-06 Shell Oil Company Lubrication and self-cleaning system for expansion mandrel
US7778826B2 (en) * 2005-01-13 2010-08-17 Intel Corporation Beamforming codebook generation system and associated methods
FR3011408A1 (en) * 2013-09-30 2015-04-03 Orange RE-SAMPLING AN AUDIO SIGNAL FOR LOW DELAY CODING / DECODING

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5434947A (en) * 1993-02-23 1995-07-18 Motorola Method for generating a spectral noise weighting filter for use in a speech coder
WO1994023426A1 (en) * 1993-03-26 1994-10-13 Motorola Inc. Vector quantizer method and apparatus
US5526464A (en) * 1993-04-29 1996-06-11 Northern Telecom Limited Reducing search complexity for code-excited linear prediction (CELP) coding
JPH08179796A (en) * 1994-12-21 1996-07-12 Sony Corp Speech coding method
JPH09258769A (en) * 1996-03-18 1997-10-03 Seiko Epson Corp Speaker adaptation method and speaker adaptation device
GB2312360B (en) * 1996-04-12 2001-01-24 Olympus Optical Co Voice signal coding apparatus

Also Published As

Publication number Publication date
GB9917916D0 (en) 1999-09-29
EP1212750A1 (en) 2002-06-12
WO2001009880A1 (en) 2001-02-08
GB2352949A (en) 2001-02-07

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase