DK0697124T3 - Vektorkodningsfremgangsmåde især beregnet for talesignaler - Google Patents

Vektorkodningsfremgangsmåde især beregnet for talesignaler

Info

Publication number
DK0697124T3
DK0697124T3 DK94912473T DK94912473T DK0697124T3 DK 0697124 T3 DK0697124 T3 DK 0697124T3 DK 94912473 T DK94912473 T DK 94912473T DK 94912473 T DK94912473 T DK 94912473T DK 0697124 T3 DK0697124 T3 DK 0697124T3
Authority
DK
Denmark
Prior art keywords
coding method
voice signals
vector coding
especially intended
method especially
Prior art date
Application number
DK94912473T
Other languages
Danish (da)
English (en)
Inventor
Ller Joerg-Martin M
Bertram Waechter
Original Assignee
Bosch Gmbh Robert
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=6487537&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK0697124(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Application granted granted Critical
Publication of DK0697124T3 publication Critical patent/DK0697124T3/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
    • G10L19/005—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
    • 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
    • G10L19/13—Residual excited linear prediction [RELP]
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/3082—Vector coding
    • 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
    • G10L2019/0001—Codebooks
    • G10L2019/0004—Design or structure of the codebook
    • G10L2019/0005—Multi-stage vector quantisation
    • 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
    • G10L2019/0001—Codebooks
    • G10L2019/0011—Long term prediction filters, i.e. pitch estimation
    • 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
    • G10L25/06—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 correlation coefficients

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
DK94912473T 1993-05-07 1994-04-20 Vektorkodningsfremgangsmåde især beregnet for talesignaler DK0697124T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4315313A DE4315313C2 (de) 1993-05-07 1993-05-07 Vektorcodierverfahren insbesondere für Sprachsignale
PCT/DE1994/000436 WO1994027285A1 (de) 1993-05-07 1994-04-20 Vektorcodierverfahren, insbesondere für sprachsignale

Publications (1)

Publication Number Publication Date
DK0697124T3 true DK0697124T3 (da) 2000-04-25

Family

ID=6487537

Family Applications (1)

Application Number Title Priority Date Filing Date
DK94912473T DK0697124T3 (da) 1993-05-07 1994-04-20 Vektorkodningsfremgangsmåde især beregnet for talesignaler

Country Status (10)

Country Link
US (1) US5729654A (fi)
EP (1) EP0697124B1 (fi)
AU (1) AU682505B2 (fi)
DE (2) DE4315313C2 (fi)
DK (1) DK0697124T3 (fi)
ES (1) ES2140533T3 (fi)
FI (1) FI116596B (fi)
HU (1) HU216557B (fi)
PT (1) PT697124E (fi)
WO (1) WO1994027285A1 (fi)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5754976A (en) * 1990-02-23 1998-05-19 Universite De Sherbrooke Algebraic codebook with signal-selected pulse amplitude/position combinations for fast coding of speech
DE19538852A1 (de) * 1995-06-30 1997-01-02 Deutsche Telekom Ag Verfahren und Anordnung zur Klassifizierung von Sprachsignalen
US5781881A (en) * 1995-10-19 1998-07-14 Deutsche Telekom Ag Variable-subframe-length speech-coding classes derived from wavelet-transform parameters
GB2312360B (en) 1996-04-12 2001-01-24 Olympus Optical Co Voice signal coding apparatus

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1164569A (en) * 1981-03-17 1984-03-27 Katsunobu Fushikida System for extraction of pole/zero parameter values
IT1195350B (it) * 1986-10-21 1988-10-12 Cselt Centro Studi Lab Telecom Procedimento e dispositivo per la codifica e decodifica del segnale vocale mediante estrazione di para metri e tecniche di quantizzazione vettoriale
US4969192A (en) * 1987-04-06 1990-11-06 Voicecraft, Inc. Vector adaptive predictive coder for speech and audio
US4868867A (en) * 1987-04-06 1989-09-19 Voicecraft Inc. Vector excitation speech or audio coder for transmission or storage
US4907276A (en) * 1988-04-05 1990-03-06 The Dsp Group (Israel) Ltd. Fast search method for vector quantizer communication and pattern recognition systems
US5010574A (en) * 1989-06-13 1991-04-23 At&T Bell Laboratories Vector quantizer search arrangement
JP3151874B2 (ja) * 1991-02-26 2001-04-03 日本電気株式会社 音声パラメータ符号化方式および装置
US5339164A (en) * 1991-12-24 1994-08-16 Massachusetts Institute Of Technology Method and apparatus for encoding of data using both vector quantization and runlength encoding and using adaptive runlength encoding
US5327520A (en) * 1992-06-04 1994-07-05 At&T Bell Laboratories Method of use of voice message coder/decoder
US5457783A (en) * 1992-08-07 1995-10-10 Pacific Communication Sciences, Inc. Adaptive speech coder having code excited linear prediction
US5621852A (en) * 1993-12-14 1997-04-15 Interdigital Technology Corporation Efficient codebook structure for code excited linear prediction coding

Also Published As

Publication number Publication date
EP0697124A1 (de) 1996-02-21
HU216557B (hu) 1999-07-28
EP0697124B1 (de) 1999-10-27
DE4315313A1 (de) 1994-11-10
PT697124E (pt) 2000-04-28
FI955324A0 (fi) 1995-11-06
DE59408863D1 (de) 1999-12-02
US5729654A (en) 1998-03-17
FI955324A (fi) 1995-11-06
DE4315313C2 (de) 2001-11-08
AU682505B2 (en) 1997-10-09
HU9503180D0 (en) 1995-12-28
FI116596B (fi) 2005-12-30
ES2140533T3 (es) 2000-03-01
WO1994027285A1 (de) 1994-11-24
HUT73533A (en) 1996-08-28
AU6502694A (en) 1994-12-12

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