DE50201604D1 - Verfahren für die algebraische Codebook-Suche eines Sprachsignalkodierers - Google Patents

Verfahren für die algebraische Codebook-Suche eines Sprachsignalkodierers

Info

Publication number
DE50201604D1
DE50201604D1 DE50201604T DE50201604T DE50201604D1 DE 50201604 D1 DE50201604 D1 DE 50201604D1 DE 50201604 T DE50201604 T DE 50201604T DE 50201604 T DE50201604 T DE 50201604T DE 50201604 D1 DE50201604 D1 DE 50201604D1
Authority
DE
Germany
Prior art keywords
procedure
speech signal
signal encoder
codebook search
algebraic codebook
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
DE50201604T
Other languages
English (en)
Inventor
Dietmar Gradl
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.)
NXP BV
Original Assignee
Philips Corporate Intellectual Property GmbH
Koninklijke Philips Electronics NV
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 Philips Corporate Intellectual Property GmbH, Koninklijke Philips Electronics NV filed Critical Philips Corporate Intellectual Property GmbH
Priority to DE50201604T priority Critical patent/DE50201604D1/de
Application granted granted Critical
Publication of DE50201604D1 publication Critical patent/DE50201604D1/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
    • G10L2019/0001—Codebooks
    • G10L2019/0007—Codebook element generation
    • G10L2019/0008—Algebraic codebooks
    • 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
    • G10L2019/0013—Codebook search algorithms

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)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
DE50201604T 2001-08-17 2002-08-16 Verfahren für die algebraische Codebook-Suche eines Sprachsignalkodierers Expired - Lifetime DE50201604D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50201604T DE50201604D1 (de) 2001-08-17 2002-08-16 Verfahren für die algebraische Codebook-Suche eines Sprachsignalkodierers

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10140507A DE10140507A1 (de) 2001-08-17 2001-08-17 Verfahren für die algebraische Codebook-Suche eines Sprachsignalkodierers
DE50201604T DE50201604D1 (de) 2001-08-17 2002-08-16 Verfahren für die algebraische Codebook-Suche eines Sprachsignalkodierers

Publications (1)

Publication Number Publication Date
DE50201604D1 true DE50201604D1 (de) 2004-12-30

Family

ID=7695835

Family Applications (2)

Application Number Title Priority Date Filing Date
DE10140507A Withdrawn DE10140507A1 (de) 2001-08-17 2001-08-17 Verfahren für die algebraische Codebook-Suche eines Sprachsignalkodierers
DE50201604T Expired - Lifetime DE50201604D1 (de) 2001-08-17 2002-08-16 Verfahren für die algebraische Codebook-Suche eines Sprachsignalkodierers

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE10140507A Withdrawn DE10140507A1 (de) 2001-08-17 2001-08-17 Verfahren für die algebraische Codebook-Suche eines Sprachsignalkodierers

Country Status (5)

Country Link
US (1) US20030046067A1 (de)
EP (1) EP1286331B1 (de)
JP (1) JP4261142B2 (de)
AT (1) ATE283531T1 (de)
DE (2) DE10140507A1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7698132B2 (en) * 2002-12-17 2010-04-13 Qualcomm Incorporated Sub-sampled excitation waveform codebooks
US7249014B2 (en) * 2003-03-13 2007-07-24 Intel Corporation Apparatus, methods and articles incorporating a fast algebraic codebook search technique
JP3981399B1 (ja) 2006-03-10 2007-09-26 松下電器産業株式会社 固定符号帳探索装置および固定符号帳探索方法
JP4353202B2 (ja) 2006-05-25 2009-10-28 ソニー株式会社 韻律識別装置及び方法、並びに音声認識装置及び方法
US20080120098A1 (en) * 2006-11-21 2008-05-22 Nokia Corporation Complexity Adjustment for a Signal Encoder
AU2008247310B2 (en) * 2007-05-03 2012-05-17 Curtis, Ivan Mr Large number ID tagging system
CN100530357C (zh) * 2007-07-11 2009-08-19 华为技术有限公司 固定码书搜索方法及搜索器
CN100578619C (zh) * 2007-11-05 2010-01-06 华为技术有限公司 编码方法和编码器
TWI384767B (zh) * 2008-11-21 2013-02-01 Univ Nat Chiao Tung 用以分群一編碼簿以及自該編碼簿選取一預編碼字之方法、裝置及其電腦程式產品
US20100153100A1 (en) * 2008-12-11 2010-06-17 Electronics And Telecommunications Research Institute Address generator for searching algebraic codebook
PL3471092T3 (pl) * 2011-02-14 2020-12-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Dekodowanie pozycji impulsów ścieżek sygnału audio
ES2534972T3 (es) 2011-02-14 2015-04-30 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Predicción lineal basada en esquema de codificación utilizando conformación de ruido de dominio espectral
CN102959620B (zh) 2011-02-14 2015-05-13 弗兰霍菲尔运输应用研究公司 利用重迭变换的信息信号表示
CN103534754B (zh) 2011-02-14 2015-09-30 弗兰霍菲尔运输应用研究公司 在不活动阶段期间利用噪声合成的音频编解码器
AU2012217216B2 (en) 2011-02-14 2015-09-17 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for coding a portion of an audio signal using a transient detection and a quality result
SG192746A1 (en) 2011-02-14 2013-09-30 Fraunhofer Ges Forschung Apparatus and method for processing a decoded audio signal in a spectral domain
CA2827000C (en) 2011-02-14 2016-04-05 Jeremie Lecomte Apparatus and method for error concealment in low-delay unified speech and audio coding (usac)
TR201818834T4 (tr) 2012-10-05 2019-01-21 Fraunhofer Ges Forschung Otokorelasyon alanında acelp kullanan bir konuşma sinyalinin şifrelenmesine ilişkin bir ekipman.
US11016844B2 (en) * 2019-03-15 2021-05-25 Toshiba Memory Corporation Error correction code structure

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2266822B (en) * 1990-12-21 1995-05-10 British Telecomm Speech coding
FR2729245B1 (fr) * 1995-01-06 1997-04-11 Lamblin Claude Procede de codage de parole a prediction lineaire et excitation par codes algebriques
US5956757A (en) * 1996-03-22 1999-09-21 Adaptec, Inc. Method and apparatus for generating addresses
US5751901A (en) * 1996-07-31 1998-05-12 Qualcomm Incorporated Method for searching an excitation codebook in a code excited linear prediction (CELP) coder
US5924062A (en) * 1997-07-01 1999-07-13 Nokia Mobile Phones ACLEP codec with modified autocorrelation matrix storage and search
KR100510399B1 (ko) * 1998-02-17 2005-08-30 모토로라 인코포레이티드 고정 코드북내의 최적 벡터의 고속 결정 방법 및 장치
US6556966B1 (en) * 1998-08-24 2003-04-29 Conexant Systems, Inc. Codebook structure for changeable pulse multimode speech coding
US6545833B1 (en) * 1999-05-07 2003-04-08 Seagate Technology Llc Method to eliminate reassignments
US6415255B1 (en) * 1999-06-10 2002-07-02 Nec Electronics, Inc. Apparatus and method for an array processing accelerator for a digital signal processor
US6847929B2 (en) * 2000-10-12 2005-01-25 Texas Instruments Incorporated Algebraic codebook system and method

Also Published As

Publication number Publication date
EP1286331A1 (de) 2003-02-26
JP4261142B2 (ja) 2009-04-30
DE10140507A1 (de) 2003-02-27
US20030046067A1 (en) 2003-03-06
JP2003108199A (ja) 2003-04-11
ATE283531T1 (de) 2004-12-15
EP1286331B1 (de) 2004-11-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: EISENFUEHR, SPEISER & PARTNER, 10178 BERLIN

8327 Change in the person/name/address of the patent owner

Owner name: NXP B.V., EINDHOVEN, NL