FI955323A0 - Menetelmä tietojen, erityisesti koodattujen puhesignaaliparametrien, muokkaamiseksi - Google Patents

Menetelmä tietojen, erityisesti koodattujen puhesignaaliparametrien, muokkaamiseksi

Info

Publication number
FI955323A0
FI955323A0 FI955323A FI955323A FI955323A0 FI 955323 A0 FI955323 A0 FI 955323A0 FI 955323 A FI955323 A FI 955323A FI 955323 A FI955323 A FI 955323A FI 955323 A0 FI955323 A0 FI 955323A0
Authority
FI
Finland
Prior art keywords
speech signal
signal parameters
encoded speech
modifying data
particular encoded
Prior art date
Application number
FI955323A
Other languages
English (en)
Swedish (sv)
Other versions
FI955323A (fi
FI116598B (fi
Inventor
Joerg-Martin Mueller
Bertram Waechter
Original Assignee
Ant Nachrichtentech
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=6487542&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FI955323(A0) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ant Nachrichtentech filed Critical Ant Nachrichtentech
Publication of FI955323A0 publication Critical patent/FI955323A0/fi
Publication of FI955323A publication Critical patent/FI955323A/fi
Application granted granted Critical
Publication of FI116598B publication Critical patent/FI116598B/fi

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
    • G10L19/002—Dynamic bit allocation
    • 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
    • G10L19/032—Quantisation or dequantisation of spectral components
    • G10L19/038—Vector quantisation, e.g. TwinVQ audio
    • 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

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)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
FI955323A 1993-05-07 1995-11-06 Menetelmä tietojen, erityisesti koodattujen puhesignaaliparametrien, muokkaamiseksi FI116598B (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE4315319 1993-05-07
DE4315319A DE4315319C2 (de) 1993-05-07 1993-05-07 Verfahren zur Aufbereitung von Daten, insbesondere von codierten Sprachsignalparametern
DE9400433 1994-04-20
PCT/DE1994/000433 WO1994027284A1 (de) 1993-05-07 1994-04-20 Verfahren zur aufbereitung von daten, insbesondere von codierten sprachsignalparametern

Publications (3)

Publication Number Publication Date
FI955323A0 true FI955323A0 (fi) 1995-11-06
FI955323A FI955323A (fi) 1995-11-06
FI116598B FI116598B (fi) 2005-12-30

Family

ID=6487542

Family Applications (1)

Application Number Title Priority Date Filing Date
FI955323A FI116598B (fi) 1993-05-07 1995-11-06 Menetelmä tietojen, erityisesti koodattujen puhesignaaliparametrien, muokkaamiseksi

Country Status (9)

Country Link
US (1) US5794183A (fi)
EP (1) EP0697123B1 (fi)
AU (1) AU679980B2 (fi)
DE (2) DE4315319C2 (fi)
DK (1) DK0697123T3 (fi)
ES (1) ES2136193T3 (fi)
FI (1) FI116598B (fi)
HU (1) HU215620B (fi)
WO (1) WO1994027284A1 (fi)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7729918B2 (en) * 2001-03-14 2010-06-01 At&T Intellectual Property Ii, Lp Trainable sentence planning system
US7046636B1 (en) 2001-11-26 2006-05-16 Cisco Technology, Inc. System and method for adaptively improving voice quality throughout a communication session
US20070286351A1 (en) * 2006-05-23 2007-12-13 Cisco Technology, Inc. Method and System for Adaptive Media Quality Monitoring
US8248953B2 (en) 2007-07-25 2012-08-21 Cisco Technology, Inc. Detecting and isolating domain specific faults
US7948910B2 (en) * 2008-03-06 2011-05-24 Cisco Technology, Inc. Monitoring quality of a packet flow in packet-based communication networks

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE266620C (fi) *
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
US4817157A (en) * 1988-01-07 1989-03-28 Motorola, Inc. Digital speech coder having improved vector excitation source
EP0364647B1 (en) * 1988-10-19 1995-02-22 International Business Machines Corporation Improvement to vector quantizing coder
JPH02272500A (ja) * 1989-04-13 1990-11-07 Fujitsu Ltd コード駆動音声符号化方式
DE69029120T2 (de) * 1989-04-25 1997-04-30 Toshiba Kawasaki Kk Stimmenkodierer
US5091945A (en) * 1989-09-28 1992-02-25 At&T Bell Laboratories Source dependent channel coding with error protection
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
US5233660A (en) * 1991-09-10 1993-08-03 At&T Bell Laboratories Method and apparatus for low-delay celp speech coding and decoding

Also Published As

Publication number Publication date
HUT73532A (en) 1996-08-28
AU679980B2 (en) 1997-07-17
FI955323A (fi) 1995-11-06
DE4315319A1 (de) 1994-11-10
US5794183A (en) 1998-08-11
AU6502494A (en) 1994-12-12
FI116598B (fi) 2005-12-30
WO1994027284A1 (de) 1994-11-24
DK0697123T3 (da) 1999-12-13
HU9503181D0 (en) 1995-12-28
DE59408494D1 (de) 1999-08-19
DE4315319C2 (de) 2002-11-14
ES2136193T3 (es) 1999-11-16
HU215620B (hu) 1999-01-28
EP0697123B1 (de) 1999-07-14
EP0697123A1 (de) 1996-02-21

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