NO20020294L - Identifikasjon av frekvensbånd for å beregne faseforskyvning i en talekoder - Google Patents

Identifikasjon av frekvensbånd for å beregne faseforskyvning i en talekoder

Info

Publication number
NO20020294L
NO20020294L NO20020294A NO20020294A NO20020294L NO 20020294 L NO20020294 L NO 20020294L NO 20020294 A NO20020294 A NO 20020294A NO 20020294 A NO20020294 A NO 20020294A NO 20020294 L NO20020294 L NO 20020294L
Authority
NO
Norway
Prior art keywords
segment
bandwidths
frequency band
phase offset
speech encoder
Prior art date
Application number
NO20020294A
Other languages
English (en)
Norwegian (no)
Other versions
NO20020294D0 (no
Inventor
Sharath Manjunath
Andrew P Dejaco
Pengjun Huang
Eddie Lun Tik Choy
Arasanipala Ananthapadmanabhan
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 NO20020294D0 publication Critical patent/NO20020294D0/no
Publication of NO20020294L publication Critical patent/NO20020294L/no

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)
  • Time-Division Multiplex Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
NO20020294A 1999-07-19 2002-01-18 Identifikasjon av frekvensbånd for å beregne faseforskyvning i en talekoder NO20020294L (no)

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 (fr) 1999-07-19 2000-07-18 Procede et appareil permettant d'identifier des bandes de frequence afin de calculer des deplacements de phase lineaire entre des prototypes de trame dans un codeur de parole

Publications (2)

Publication Number Publication Date
NO20020294D0 NO20020294D0 (no) 2002-01-18
NO20020294L true NO20020294L (no) 2002-02-22

Family

ID=23403272

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20020294A NO20020294L (no) 1999-07-19 2002-01-18 Identifikasjon av frekvensbånd for å beregne faseforskyvning i en talekoder

Country Status (17)

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

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1944760B1 (fr) * 2000-08-09 2009-09-23 Sony Corporation Dispositif et procédé de traitement de données 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
US20050091041A1 (en) * 2003-10-23 2005-04-28 Nokia Corporation Method and system for speech coding
US20050091044A1 (en) * 2003-10-23 2005-04-28 Nokia Corporation Method and system for pitch contour quantization in audio coding
JP4809234B2 (ja) * 2004-09-17 2011-11-09 パナソニック株式会社 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 (fr) * 1991-08-02 1993-02-03 Kenzo Akagiri Codeur numerique a affectation des bits de quantification
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
JP2003527622A (ja) 2003-09-16
DE60030997T2 (de) 2007-06-06
CN1451154A (zh) 2003-10-22
HK1058427A1 (en) 2004-05-14
ATE341073T1 (de) 2006-10-15
JP4860860B2 (ja) 2012-01-25
MXPA02000737A (es) 2002-08-20
CN1271596C (zh) 2006-08-23
NO20020294D0 (no) 2002-01-18
ES2276690T3 (es) 2007-07-01
EP1222658A1 (fr) 2002-07-17
KR20020033736A (ko) 2002-05-07
EP1222658B1 (fr) 2006-09-27
BR0012543A (pt) 2003-07-01
CA2380992A1 (fr) 2001-01-25
IL147571A0 (en) 2002-08-14
RU2002104020A (ru) 2003-08-27
US6434519B1 (en) 2002-08-13
WO2001006494A1 (fr) 2001-01-25
BRPI0012543B1 (pt) 2016-08-02
AU6353700A (en) 2001-02-05
DE60030997D1 (de) 2006-11-09
KR100756570B1 (ko) 2007-09-07

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