DK0556354T3 - Fejlbeskyttelse til multitilstandstalekodere - Google Patents

Fejlbeskyttelse til multitilstandstalekodere

Info

Publication number
DK0556354T3
DK0556354T3 DK92917101T DK92917101T DK0556354T3 DK 0556354 T3 DK0556354 T3 DK 0556354T3 DK 92917101 T DK92917101 T DK 92917101T DK 92917101 T DK92917101 T DK 92917101T DK 0556354 T3 DK0556354 T3 DK 0556354T3
Authority
DK
Denmark
Prior art keywords
bits
array
input data
error protection
error
Prior art date
Application number
DK92917101T
Other languages
English (en)
Inventor
Ira A Gerson
Eric H Winter
Mark A Jasiuk
Original Assignee
Motorola 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
Application filed by Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of DK0556354T3 publication Critical patent/DK0556354T3/da

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
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • 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
    • G10L19/135—Vector sum excited linear prediction [VSELP]
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/35—Unequal or adaptive error protection, e.g. by providing a different level of protection according to significance of source information or by adapting the coding according to the change of transmission channel characteristics

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Computational Linguistics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Error Detection And Correction (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Communication Control (AREA)
DK92917101T 1991-09-05 1992-08-03 Fejlbeskyttelse til multitilstandstalekodere DK0556354T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US75524191A 1991-09-05 1991-09-05
PCT/US1992/006352 WO1993005502A1 (en) 1991-09-05 1992-08-03 Error protection for multimode speech coders

Publications (1)

Publication Number Publication Date
DK0556354T3 true DK0556354T3 (da) 2001-12-17

Family

ID=25038293

Family Applications (1)

Application Number Title Priority Date Filing Date
DK92917101T DK0556354T3 (da) 1991-09-05 1992-08-03 Fejlbeskyttelse til multitilstandstalekodere

Country Status (8)

Country Link
US (1) US5642368A (da)
EP (2) EP0556354B1 (da)
JP (1) JP3396480B2 (da)
AT (1) ATE208082T1 (da)
DE (2) DE69232166T2 (da)
DK (1) DK0556354T3 (da)
ES (1) ES2167318T3 (da)
WO (1) WO1993005502A1 (da)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2729244B1 (fr) * 1995-01-06 1997-03-28 Matra Communication Procede de codage de parole a analyse par synthese
FR2729247A1 (fr) * 1995-01-06 1996-07-12 Matra Communication Procede de codage de parole a analyse par synthese
FR2729246A1 (fr) * 1995-01-06 1996-07-12 Matra Communication Procede de codage de parole a analyse par synthese
JP3616432B2 (ja) * 1995-07-27 2005-02-02 日本電気株式会社 音声符号化装置
GB9520445D0 (en) * 1995-10-06 1995-12-06 British Telecomm Convolutional codes
EP0856185B1 (en) * 1995-10-20 2003-08-13 America Online, Inc. Repetitive sound compression system
FI116181B (fi) * 1997-02-07 2005-09-30 Nokia Corp Virheenkorjausta ja virheentunnistusta hyödyntävä informaationkoodausm enetelmä ja laitteet
WO1999001941A1 (es) * 1997-07-02 1999-01-14 Alcatel Alsthom - Compagnie Generale D'electricite Dispositivo de transmision de una señal de voz codificada adpcm
US6000054A (en) * 1997-11-03 1999-12-07 Motorola, Inc. Method and apparatus for encoding and decoding binary information using restricted coded modulation and parallel concatenated convolution codes
US6141638A (en) * 1998-05-28 2000-10-31 Motorola, Inc. Method and apparatus for coding an information signal
JP2000201132A (ja) * 1998-11-06 2000-07-18 Matsushita Electric Ind Co Ltd 送受信装置
US7337110B2 (en) * 2002-08-26 2008-02-26 Motorola, Inc. Structured VSELP codebook for low complexity search
KR20070085788A (ko) * 2004-11-05 2007-08-27 코닌클리케 필립스 일렉트로닉스 엔.브이. 신호 속성들을 사용한 효율적인 오디오 코딩
CN101578659B (zh) * 2007-05-14 2012-01-18 松下电器产业株式会社 音质转换装置及音质转换方法
EP2538388B1 (en) 2011-06-20 2015-04-01 Alcatel Lucent Method and arrangement for image model construction

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4831624A (en) * 1987-06-04 1989-05-16 Motorola, Inc. Error detection method for sub-band coding
US4802171A (en) * 1987-06-04 1989-01-31 Motorola, Inc. Method for error correction in digitally encoded speech
US5070503A (en) * 1988-03-09 1991-12-03 Canon Kabushiki Kaisha Digital information transmitting and receiving system
US5060269A (en) * 1989-05-18 1991-10-22 General Electric Company Hybrid switched multi-pulse/stochastic speech coding technique
US5073940A (en) * 1989-11-24 1991-12-17 General Electric Company Method for protecting multi-pulse coders from fading and random pattern bit errors
US5097507A (en) * 1989-12-22 1992-03-17 General Electric Company Fading bit error protection for digital cellular multi-pulse speech coder
DE9006717U1 (de) * 1990-06-15 1991-10-10 Philips Patentverwaltung GmbH, 22335 Hamburg Anrufbeantworter für die digitale Aufzeichnung und Wiedergabe von Sprachsignalen
US5247579A (en) * 1990-12-05 1993-09-21 Digital Voice Systems, Inc. Methods for speech transmission
US5255339A (en) * 1991-07-19 1993-10-19 Motorola, Inc. Low bit rate vocoder means and method

Also Published As

Publication number Publication date
JPH06502930A (ja) 1994-03-31
US5642368A (en) 1997-06-24
JP3396480B2 (ja) 2003-04-14
EP1130576A1 (en) 2001-09-05
DE69232166T2 (de) 2002-06-06
ATE208082T1 (de) 2001-11-15
EP0556354A4 (da) 1995-07-26
EP0556354B1 (en) 2001-10-31
DE9218980U1 (de) 1996-08-22
DE69232166D1 (de) 2001-12-06
ES2167318T3 (es) 2002-05-16
EP0556354A1 (en) 1993-08-25
WO1993005502A1 (en) 1993-03-18

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