HK1058427A1 - Method and apparatus for identifying frequency bands to compute linear phase shifts between frame prototypes in a speech coder - Google Patents

Method and apparatus for identifying frequency bands to compute linear phase shifts between frame prototypes in a speech coder

Info

Publication number
HK1058427A1
HK1058427A1 HK04101153A HK04101153A HK1058427A1 HK 1058427 A1 HK1058427 A1 HK 1058427A1 HK 04101153 A HK04101153 A HK 04101153A HK 04101153 A HK04101153 A HK 04101153A HK 1058427 A1 HK1058427 A1 HK 1058427A1
Authority
HK
Hong Kong
Prior art keywords
phase shifts
linear phase
speech coder
frequency bands
segment
Prior art date
Application number
HK04101153A
Other languages
English (en)
Inventor
Sharath Manjunath
Andrew P Dejaco
Arasanipali Ananthapadmanabhan
Penjun Huang
Eddie Lun Tik Choy
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of HK1058427A1 publication Critical patent/HK1058427A1/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
    • G10L19/02—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
    • 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
    • G10L19/0204—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 using subband decomposition
    • G10L19/0208—Subband 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
    • G10L19/04—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
HK04101153A 1999-07-19 2004-02-18 Method and apparatus for identifying frequency bands to compute linear phase shifts between frame prototypes in a speech coder HK1058427A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/356,861 US6434519B1 (en) 1999-07-19 1999-07-19 Method and apparatus for identifying frequency bands to compute linear phase shifts between frame prototypes in a speech coder
PCT/US2000/019603 WO2001006494A1 (en) 1999-07-19 2000-07-18 Method and apparatus for identifying frequency bands to compute linear phase shifts between frame prototypes in a speech coder

Publications (1)

Publication Number Publication Date
HK1058427A1 true HK1058427A1 (en) 2004-05-14

Family

ID=23403272

Family Applications (1)

Application Number Title Priority Date Filing Date
HK04101153A HK1058427A1 (en) 1999-07-19 2004-02-18 Method and apparatus for identifying frequency bands to compute linear phase shifts between frame prototypes in a speech coder

Country Status (17)

Country Link
US (1) US6434519B1 (de)
EP (1) EP1222658B1 (de)
JP (1) JP4860860B2 (de)
KR (1) KR100756570B1 (de)
CN (1) CN1271596C (de)
AT (1) ATE341073T1 (de)
AU (1) AU6353700A (de)
BR (1) BRPI0012543B1 (de)
CA (1) CA2380992A1 (de)
DE (1) DE60030997T2 (de)
ES (1) ES2276690T3 (de)
HK (1) HK1058427A1 (de)
IL (1) IL147571A0 (de)
MX (1) MXPA02000737A (de)
NO (1) NO20020294L (de)
RU (1) RU2002104020A (de)
WO (1) WO2001006494A1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002013183A1 (fr) * 2000-08-09 2002-02-14 Sony Corporation Procede et dispositif de traitement de donnees vocales
KR100383668B1 (ko) * 2000-09-19 2003-05-14 한국전자통신연구원 시간 분리 부호화 알고리즘을 이용한 음성 부호화기 및부호화 방법
US7386444B2 (en) * 2000-09-22 2008-06-10 Texas Instruments Incorporated Hybrid speech coding and system
DE60209888T2 (de) * 2001-05-08 2006-11-23 Koninklijke Philips Electronics N.V. Kodieren eines audiosignals
US7333929B1 (en) 2001-09-13 2008-02-19 Chmounk Dmitri V Modular scalable compressed audio data stream
US7275084B2 (en) * 2002-05-28 2007-09-25 Sun Microsystems, Inc. Method, system, and program for managing access to a device
US7130434B1 (en) 2003-03-26 2006-10-31 Plantronics, Inc. Microphone PCB with integrated filter
US20050091044A1 (en) * 2003-10-23 2005-04-28 Nokia Corporation Method and system for pitch contour quantization in audio coding
US20050091041A1 (en) * 2003-10-23 2005-04-28 Nokia Corporation Method and system for speech coding
WO2006030754A1 (ja) * 2004-09-17 2006-03-23 Matsushita Electric Industrial Co., Ltd. オーディオ符号化装置、復号化装置、方法、及びプログラム
FR2884989A1 (fr) * 2005-04-26 2006-10-27 France Telecom Procede d'adaptation pour une interoperabilite entre modeles de correlation a court terme de signaux numeriques.
US7548853B2 (en) * 2005-06-17 2009-06-16 Shmunk Dmitry V Scalable compressed audio bit stream and codec using a hierarchical filterbank and multichannel joint coding
DE102007023683A1 (de) * 2007-05-22 2008-11-27 Cramer, Annette, Dr. Verfahren zur individuellen und gezielten Klangbeaufschlagung einer Person und Vorrichtung zur Durchführung des Verfahrens
CN102724518B (zh) * 2012-05-16 2014-03-12 浙江大华技术股份有限公司 一种高清视频信号传输方法与装置
US9224402B2 (en) * 2013-09-30 2015-12-29 International Business Machines Corporation Wideband speech parameterization for high quality synthesis, transformation and quantization

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL76283A0 (en) * 1985-09-03 1986-01-31 Ibm Process and system for coding signals
JPH0364800A (ja) * 1989-08-03 1991-03-20 Ricoh Co Ltd 音声符号化及び復号化方式
CA2075156A1 (en) * 1991-08-02 1993-02-03 Kenzo Akagiri Digital encoder with dynamic quantization bit allocation
US5884253A (en) * 1992-04-09 1999-03-16 Lucent Technologies, Inc. Prototype waveform speech coding with interpolation of pitch, pitch-period waveforms, and synthesis filter
DE4316297C1 (de) * 1993-05-14 1994-04-07 Fraunhofer Ges Forschung Frequenzanalyseverfahren
US5574823A (en) 1993-06-23 1996-11-12 Her Majesty The Queen In Right Of Canada As Represented By The Minister Of Communications Frequency selective harmonic coding
US5668925A (en) * 1995-06-01 1997-09-16 Martin Marietta Corporation Low data rate speech encoder with mixed excitation
US5684926A (en) 1996-01-26 1997-11-04 Motorola, Inc. MBE synthesizer for very low bit rate voice messaging systems
FR2766032B1 (fr) 1997-07-10 1999-09-17 Matra Communication Codeur audio
JPH11224099A (ja) * 1998-02-06 1999-08-17 Sony Corp 位相量子化装置及び方法

Also Published As

Publication number Publication date
ATE341073T1 (de) 2006-10-15
EP1222658A1 (de) 2002-07-17
IL147571A0 (en) 2002-08-14
AU6353700A (en) 2001-02-05
US6434519B1 (en) 2002-08-13
JP2003527622A (ja) 2003-09-16
DE60030997D1 (de) 2006-11-09
KR20020033736A (ko) 2002-05-07
ES2276690T3 (es) 2007-07-01
WO2001006494A1 (en) 2001-01-25
BR0012543A (pt) 2003-07-01
BRPI0012543B1 (pt) 2016-08-02
CN1271596C (zh) 2006-08-23
MXPA02000737A (es) 2002-08-20
DE60030997T2 (de) 2007-06-06
CA2380992A1 (en) 2001-01-25
JP4860860B2 (ja) 2012-01-25
NO20020294D0 (no) 2002-01-18
RU2002104020A (ru) 2003-08-27
NO20020294L (no) 2002-02-22
CN1451154A (zh) 2003-10-22
KR100756570B1 (ko) 2007-09-07
EP1222658B1 (de) 2006-09-27

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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: 20190718