HK1050262A1 - Method and device for indexing pulse positions andsigns in algebraicodebooks of efficient coding of wideband signals. - Google Patents

Method and device for indexing pulse positions andsigns in algebraicodebooks of efficient coding of wideband signals.

Info

Publication number
HK1050262A1
HK1050262A1 HK03102392A HK03102392A HK1050262A1 HK 1050262 A1 HK1050262 A1 HK 1050262A1 HK 03102392 A HK03102392 A HK 03102392A HK 03102392 A HK03102392 A HK 03102392A HK 1050262 A1 HK1050262 A1 HK 1050262A1
Authority
HK
Hong Kong
Prior art keywords
pulse
sub
positions
andsigns
algebraicodebooks
Prior art date
Application number
HK03102392A
Other languages
English (en)
Inventor
Bruno Bessette
Original Assignee
Voiceage Corp
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=4167763&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=HK1050262(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Voiceage Corp filed Critical Voiceage Corp
Publication of HK1050262A1 publication Critical patent/HK1050262A1/xx

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
    • G10L19/10—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation
    • G10L19/107—Sparse pulse excitation, e.g. by using algebraic codebook
    • 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
    • G10L19/10—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation
    • 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

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)
  • Mathematical Optimization (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Algebra (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Moving Of The Head To Find And Align With The Track (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
  • Dc Digital Transmission (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
HK03102392A 2000-11-22 2003-04-03 Method and device for indexing pulse positions andsigns in algebraicodebooks of efficient coding of wideband signals. HK1050262A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA002327041A CA2327041A1 (en) 2000-11-22 2000-11-22 A method for indexing pulse positions and signs in algebraic codebooks for efficient coding of wideband signals
PCT/CA2001/001675 WO2002043053A1 (en) 2000-11-22 2001-11-22 Indexing pulse positions and signs in algebraic codebooks for coding of wideband signals

Publications (1)

Publication Number Publication Date
HK1050262A1 true HK1050262A1 (en) 2003-06-13

Family

ID=4167763

Family Applications (1)

Application Number Title Priority Date Filing Date
HK03102392A HK1050262A1 (en) 2000-11-22 2003-04-03 Method and device for indexing pulse positions andsigns in algebraicodebooks of efficient coding of wideband signals.

Country Status (19)

Country Link
US (1) US7280959B2 (no)
EP (1) EP1354315B1 (no)
JP (1) JP4064236B2 (no)
KR (1) KR20020077389A (no)
CN (1) CN1205603C (no)
AT (1) ATE330310T1 (no)
AU (2) AU2138902A (no)
BR (1) BR0107760A (no)
CA (1) CA2327041A1 (no)
DE (1) DE60120766T2 (no)
DK (1) DK1354315T3 (no)
ES (1) ES2266312T3 (no)
HK (1) HK1050262A1 (no)
MX (1) MXPA03004513A (no)
NO (1) NO20023252L (no)
PT (1) PT1354315E (no)
RU (1) RU2003118444A (no)
WO (1) WO2002043053A1 (no)
ZA (1) ZA200205695B (no)

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US20050050119A1 (en) * 2003-08-26 2005-03-03 Vandanapu Naveen Kumar Method for reducing data dependency in codebook searches for multi-ALU DSP architectures
KR100656788B1 (ko) * 2004-11-26 2006-12-12 한국전자통신연구원 비트율 신축성을 갖는 코드벡터 생성 방법 및 그를 이용한 광대역 보코더
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WO2009016816A1 (ja) * 2007-07-27 2009-02-05 Panasonic Corporation 音声符号化装置および音声符号化方法
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JP5002642B2 (ja) * 2009-11-09 2012-08-15 株式会社東芝 広帯域音声符号化方法及び広帯域音声符号化装置
US8280729B2 (en) * 2010-01-22 2012-10-02 Research In Motion Limited System and method for encoding and decoding pulse indices
CN102299760B (zh) 2010-06-24 2014-03-12 华为技术有限公司 脉冲编解码方法及脉冲编解码器
CN102623012B (zh) 2011-01-26 2014-08-20 华为技术有限公司 矢量联合编解码方法及编解码器
US9767822B2 (en) * 2011-02-07 2017-09-19 Qualcomm Incorporated Devices for encoding and decoding a watermarked signal
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CA2827266C (en) 2011-02-14 2017-02-28 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
CA2903681C (en) 2011-02-14 2017-03-28 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Audio codec using noise synthesis during inactive phases
WO2012111512A1 (ja) 2011-02-16 2012-08-23 日本電信電話株式会社 符号化方法、復号方法、符号化装置、復号装置、プログラム及び記録媒体
US9472199B2 (en) * 2011-09-28 2016-10-18 Lg Electronics Inc. Voice signal encoding method, voice signal decoding method, and apparatus using same
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US9728200B2 (en) * 2013-01-29 2017-08-08 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for adaptive formant sharpening in linear prediction coding
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Also Published As

Publication number Publication date
CN1205603C (zh) 2005-06-08
KR20020077389A (ko) 2002-10-11
EP1354315B1 (en) 2006-06-14
RU2003118444A (ru) 2004-12-10
ZA200205695B (en) 2003-04-04
AU2138902A (en) 2002-06-03
ES2266312T3 (es) 2007-03-01
BR0107760A (pt) 2002-11-12
NO20023252L (no) 2002-09-12
DK1354315T3 (da) 2006-10-16
NO20023252D0 (no) 2002-07-04
DE60120766D1 (de) 2006-07-27
JP2004514182A (ja) 2004-05-13
EP1354315A1 (en) 2003-10-22
CN1395724A (zh) 2003-02-05
DE60120766T2 (de) 2007-06-14
ATE330310T1 (de) 2006-07-15
MXPA03004513A (es) 2004-12-03
US7280959B2 (en) 2007-10-09
WO2002043053A1 (en) 2002-05-30
PT1354315E (pt) 2006-10-31
JP4064236B2 (ja) 2008-03-19
US20050065785A1 (en) 2005-03-24
AU2002221389B2 (en) 2006-07-20
CA2327041A1 (en) 2002-05-22

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20081122