DE60232402D1 - Vektorquantisierung für einen Sprach-Transformationskodierer - Google Patents

Vektorquantisierung für einen Sprach-Transformationskodierer

Info

Publication number
DE60232402D1
DE60232402D1 DE60232402T DE60232402T DE60232402D1 DE 60232402 D1 DE60232402 D1 DE 60232402D1 DE 60232402 T DE60232402 T DE 60232402T DE 60232402 T DE60232402 T DE 60232402T DE 60232402 D1 DE60232402 D1 DE 60232402D1
Authority
DE
Germany
Prior art keywords
vector quantization
transform coder
speech transform
speech
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.)
Expired - Lifetime
Application number
DE60232402T
Other languages
English (en)
Inventor
Moo Young Kim
Willem Bastiaan Kleijn
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.)
Samsung Electronics Co Ltd
Global IP Sound AB
Original Assignee
Samsung Electronics Co Ltd
Global IP Sound AB
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 Samsung Electronics Co Ltd, Global IP Sound AB filed Critical Samsung Electronics Co Ltd
Application granted granted Critical
Publication of DE60232402D1 publication Critical patent/DE60232402D1/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
    • G10L19/04—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
    • 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
    • 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
    • G10L2019/0007—Codebook element generation
    • 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
    • G10L25/27—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the analysis technique

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)
DE60232402T 2002-05-08 2002-09-04 Vektorquantisierung für einen Sprach-Transformationskodierer Expired - Lifetime DE60232402D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR10-2002-0025401A KR100446630B1 (ko) 2002-05-08 2002-05-08 음성신호에 대한 벡터 양자화 및 역 벡터 양자화 장치와그 방법

Publications (1)

Publication Number Publication Date
DE60232402D1 true DE60232402D1 (de) 2009-07-02

Family

ID=28673112

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60232402T Expired - Lifetime DE60232402D1 (de) 2002-05-08 2002-09-04 Vektorquantisierung für einen Sprach-Transformationskodierer

Country Status (5)

Country Link
US (1) US6631347B1 (de)
EP (1) EP1361567B1 (de)
JP (1) JP2004029708A (de)
KR (1) KR100446630B1 (de)
DE (1) DE60232402D1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7296163B2 (en) * 2000-02-08 2007-11-13 The Trustees Of Dartmouth College System and methods for encrypted execution of computer programs
WO2006030865A1 (ja) * 2004-09-17 2006-03-23 Matsushita Electric Industrial Co., Ltd. スケーラブル符号化装置、スケーラブル復号化装置、スケーラブル符号化方法、スケーラブル復号化方法、通信端末装置および基地局装置
US8385433B2 (en) * 2005-10-27 2013-02-26 Qualcomm Incorporated Linear precoding for spatially correlated channels
US8760994B2 (en) * 2005-10-28 2014-06-24 Qualcomm Incorporated Unitary precoding based on randomized FFT matrices
KR20090030200A (ko) 2007-09-19 2009-03-24 엘지전자 주식회사 위상천이 기반의 프리코딩을 이용한 데이터 송수신 방법 및이를 지원하는 송수신기
CN101415121B (zh) * 2007-10-15 2010-09-29 华为技术有限公司 一种自适应的帧预测的方法及装置
CN100578619C (zh) * 2007-11-05 2010-01-06 华为技术有限公司 编码方法和编码器
US8077994B2 (en) * 2008-06-06 2011-12-13 Microsoft Corporation Compression of MQDF classifier using flexible sub-vector grouping
RU2486609C2 (ru) * 2008-06-19 2013-06-27 Панасоник Корпорейшн Квантователь, кодер и их способы
KR101056462B1 (ko) * 2009-07-02 2011-08-11 세종대학교산학협력단 음성신호 양자화 장치 및 방법
EP2372699B1 (de) * 2010-03-02 2012-12-19 Google, Inc. Kodierung von Ton- oder Videoabtastwerten unter Verwendung von mehreren Quantisierern
KR101348888B1 (ko) * 2012-01-04 2014-01-09 세종대학교산학협력단 Ｋｌｔ 기반 도메인 스위치 스플릿 벡터 양자화 방법 및 장치
KR101413229B1 (ko) * 2013-05-13 2014-08-06 한국과학기술원 방향 추정 장치 및 방법
KR101428938B1 (ko) 2013-08-19 2014-08-08 세종대학교산학협력단 음성 신호의 벡터 양자화 장치 및 그 방법
WO2015092483A1 (en) * 2013-12-17 2015-06-25 Nokia Technologies Oy Audio signal encoder

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4907276A (en) * 1988-04-05 1990-03-06 The Dsp Group (Israel) Ltd. Fast search method for vector quantizer communication and pattern recognition systems
JPH05257492A (ja) * 1992-03-13 1993-10-08 Toshiba Corp 音声認識方式
US5544277A (en) * 1993-07-28 1996-08-06 International Business Machines Corporation Speech coding apparatus and method for generating acoustic feature vector component values by combining values of the same features for multiple time intervals
US5621852A (en) * 1993-12-14 1997-04-15 Interdigital Technology Corporation Efficient codebook structure for code excited linear prediction coding
JPH08179796A (ja) * 1994-12-21 1996-07-12 Sony Corp 音声符号化方法
CN100349208C (zh) * 1997-10-22 2007-11-14 松下电器产业株式会社 扩散矢量生成方法及扩散矢量生成装置
KR100248072B1 (ko) * 1997-11-11 2000-03-15 정선종 신경망을 이용한 영상 데이터 압축/복원 장치의 구조 및압축/복원 방법
US6151414A (en) * 1998-01-30 2000-11-21 Lucent Technologies Inc. Method for signal encoding and feature extraction
DE10030105A1 (de) * 2000-06-19 2002-01-03 Bosch Gmbh Robert Spracherkennungseinrichtung

Also Published As

Publication number Publication date
JP2004029708A (ja) 2004-01-29
US6631347B1 (en) 2003-10-07
KR20030087373A (ko) 2003-11-14
EP1361567A2 (de) 2003-11-12
EP1361567A3 (de) 2005-06-08
KR100446630B1 (ko) 2004-09-04
EP1361567B1 (de) 2009-05-20

Similar Documents

Publication Publication Date Title
DE60232402D1 (de) Vektorquantisierung für einen Sprach-Transformationskodierer
DE60115738D1 (de) Sprachmodelle für die Spracherkennung
DE60217731D1 (de) Zusammengepresste kaugummitablette
DE60232042D1 (de) Schliessstruktur für einen Ausgabebehälter
DE60318544D1 (de) Sprachmodell für die Spracherkennung
DE60321162D1 (de) Text-zu-sprache für handgeräte
DE602005024894D1 (de) Verteilte Spracherkennung für mobile Geräte
DE602004021716D1 (de) Spracherkennungssystem
DE602004002230D1 (de) Spracherkennungssystem für ein Mobilgerät
DE60317680D1 (de) Elektrodestruktur für einen mems schalter
NO20042983L (no) Adaptiv variabel lengdekoding
DE60209861D1 (de) Adaptive Postfilterung zur Sprachdekodierung
EP1661387A4 (de) Konditionale überlappungs-transformation
DE60323362D1 (de) Spracherkennungseinrichtung
DE60126882D1 (de) Hierarchisierte Wörterbücher für die Spracherkennung
DE60109105D1 (de) Hierarchisierte Wörterbücher für die Spracherkennung
FI20001577A (fi) Puheenkoodaus
DE60311129D1 (de) Verriegelungsmittel für einen spannverschluss
DE502004001162D1 (de) Druckregler
EP1595249A4 (de) Klassenquantisierung für die verteilte spracherkennung
DE60303968D1 (de) Oberflächenbehandlung für einen Verriegelungsmechanismus
DE60332980D1 (de) Sprachsynthese
EP1595244A4 (de) Tonhöhenquantisierung für die verteilte spracherkennung
DE60321699D1 (de) Rückschlagventil für einen petrochemischen reaktor
DE60227864D1 (de) Regler für Tauchatmungsgerät

Legal Events

Date Code Title Description
8364 No opposition during term of opposition