DE69621620D1 - Verfahren und vorrichtung zur erzeugung und kodierung von linienspektralwurzeln - Google Patents

Verfahren und vorrichtung zur erzeugung und kodierung von linienspektralwurzeln

Info

Publication number
DE69621620D1
DE69621620D1 DE69621620T DE69621620T DE69621620D1 DE 69621620 D1 DE69621620 D1 DE 69621620D1 DE 69621620 T DE69621620 T DE 69621620T DE 69621620 T DE69621620 T DE 69621620T DE 69621620 D1 DE69621620 D1 DE 69621620D1
Authority
DE
Germany
Prior art keywords
roots
generating
coding line
line spectra
spectra
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
DE69621620T
Other languages
English (en)
Other versions
DE69621620T2 (de
Inventor
R Gardner
Sharath Manjunath
Peter Monta
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.)
Qualcomm Inc
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
Application granted granted Critical
Publication of DE69621620D1 publication Critical patent/DE69621620D1/de
Publication of DE69621620T2 publication Critical patent/DE69621620T2/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
    • G10L13/00—Speech synthesis; Text to speech systems
    • 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
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • G10L19/07—Line spectrum pair [LSP] vocoders

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Analogue/Digital Conversion (AREA)
DE69621620T 1995-08-01 1996-08-01 Verfahren und vorrichtung zur erzeugung und kodierung von linienspektralwurzeln Expired - Lifetime DE69621620T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/509,848 US5754733A (en) 1995-08-01 1995-08-01 Method and apparatus for generating and encoding line spectral square roots
PCT/US1996/012658 WO1997005602A1 (en) 1995-08-01 1996-08-01 Method and apparatus for generating and encoding line spectral square roots

Publications (2)

Publication Number Publication Date
DE69621620D1 true DE69621620D1 (de) 2002-07-11
DE69621620T2 DE69621620T2 (de) 2003-02-06

Family

ID=24028330

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69621620T Expired - Lifetime DE69621620T2 (de) 1995-08-01 1996-08-01 Verfahren und vorrichtung zur erzeugung und kodierung von linienspektralwurzeln

Country Status (21)

Country Link
US (1) US5754733A (de)
EP (1) EP0842509B1 (de)
JP (2) JP3343125B2 (de)
KR (1) KR100408911B1 (de)
CN (1) CN1147833C (de)
AR (1) AR000436A1 (de)
AT (1) ATE218740T1 (de)
BR (1) BR9609841B1 (de)
CA (1) CA2228172A1 (de)
DE (1) DE69621620T2 (de)
DK (1) DK0842509T3 (de)
ES (1) ES2176478T3 (de)
FI (1) FI980207A (de)
IL (2) IL118977A (de)
MX (1) MX9800851A (de)
MY (1) MY112330A (de)
PT (1) PT842509E (de)
RU (1) RU98103512A (de)
TW (1) TW410273B (de)
WO (1) WO1997005602A1 (de)
ZA (1) ZA966401B (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0821505A1 (de) * 1996-07-25 1998-01-28 Hewlett-Packard Company Vorrichtung mit Verbindungsmöglichkeiten zwischen Anordnungen, die mit unterschiedlichen Schnittstellen an die Vorrichtung angeschlossen sind
FI973873A (fi) * 1997-10-02 1999-04-03 Nokia Mobile Phones Ltd Puhekoodaus
JPH11296904A (ja) 1998-04-03 1999-10-29 Toshiba Corp 情報記録媒体およびこれに用いられる樹脂基板の製造方法
US7003454B2 (en) * 2001-05-16 2006-02-21 Nokia Corporation Method and system for line spectral frequency vector quantization in speech codec
US8352248B2 (en) * 2003-01-03 2013-01-08 Marvell International Ltd. Speech compression method and apparatus
US7272557B2 (en) * 2003-05-01 2007-09-18 Microsoft Corporation Method and apparatus for quantizing model parameters
US8920343B2 (en) 2006-03-23 2014-12-30 Michael Edward Sabatino Apparatus for acquiring and processing of physiological auditory signals
ATE518224T1 (de) * 2008-01-04 2011-08-15 Dolby Int Ab Audiokodierer und -dekodierer
MY194835A (en) 2010-04-13 2022-12-19 Fraunhofer Ges Forschung Audio or Video Encoder, Audio or Video Decoder and Related Methods for Processing Multi-Channel Audio of Video Signals Using a Variable Prediction Direction
KR101747917B1 (ko) 2010-10-18 2017-06-15 삼성전자주식회사 선형 예측 계수를 양자화하기 위한 저복잡도를 가지는 가중치 함수 결정 장치 및 방법
MX2013009346A (es) * 2011-02-14 2013-10-01 Fraunhofer Ges Forschung Prediccion lineal basada en esquema de codificacion utilizando conformacion de ruido de dominio espectral.
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
MY159444A (en) 2011-02-14 2017-01-13 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E V Encoding and decoding of pulse positions of tracks of an audio signal
US9071954B2 (en) 2011-05-31 2015-06-30 Alcatel Lucent Wireless optimized content delivery network
US9609370B2 (en) 2011-05-31 2017-03-28 Alcatel Lucent Video delivery modification based on network availability
US20140358529A1 (en) * 2013-05-29 2014-12-04 Tencent Technology (Shenzhen) Company Limited Systems, Devices and Methods for Processing Speech Signals
EP2824661A1 (de) 2013-07-11 2015-01-14 Thomson Licensing Verfahren und Vorrichtung zur Erzeugung aus einer Koeffizientendomänenrepräsentation von HOA-Signalen eine gemischte Raum-/Koeffizientendomänenrepräsentation der besagten HOA-Signale
JP6422813B2 (ja) * 2015-04-13 2018-11-14 日本電信電話株式会社 符号化装置、復号装置、これらの方法及びプログラム
KR101880447B1 (ko) * 2015-12-01 2018-07-23 김배용 생리활성물질 복합체, 이의 제조방법 및 이를 포함한 화장료 조성물

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5012518A (en) * 1989-07-26 1991-04-30 Itt Corporation Low-bit-rate speech coder using LPC data reduction processing
US4975956A (en) * 1989-07-26 1990-12-04 Itt Corporation Low-bit-rate speech coder using LPC data reduction processing
BR9206143A (pt) * 1991-06-11 1995-01-03 Qualcomm Inc Processos de compressão de final vocal e para codificação de taxa variável de quadros de entrada, aparelho para comprimir im sinal acústico em dados de taxa variável, codificador de prognóstico exitado por córdigo de taxa variável (CELP) e descodificador para descodificar quadros codificados

Also Published As

Publication number Publication date
JPH11510274A (ja) 1999-09-07
ATE218740T1 (de) 2002-06-15
CN1147833C (zh) 2004-04-28
FI980207A0 (fi) 1998-01-29
US5754733A (en) 1998-05-19
TW410273B (en) 2000-11-01
MY112330A (en) 2001-05-31
KR100408911B1 (ko) 2004-04-03
JP3343125B2 (ja) 2002-11-11
BR9609841B1 (pt) 2009-01-13
CN1195414A (zh) 1998-10-07
ZA966401B (en) 1998-03-09
AU6688596A (en) 1997-02-26
IL118977A0 (en) 1996-10-31
AR000436A1 (es) 1997-06-18
MX9800851A (es) 1998-04-30
JP2003050600A (ja) 2003-02-21
IL123119A0 (en) 1998-09-24
DE69621620T2 (de) 2003-02-06
EP0842509B1 (de) 2002-06-05
KR19990036044A (ko) 1999-05-25
AU702506B2 (en) 1999-02-25
CA2228172A1 (en) 1997-02-13
ES2176478T3 (es) 2002-12-01
IL118977A (en) 2000-01-31
WO1997005602A1 (en) 1997-02-13
RU98103512A (ru) 2000-01-27
FI980207A (fi) 1998-03-31
EP0842509A1 (de) 1998-05-20
DK0842509T3 (da) 2002-10-07
BR9609841A (pt) 1999-03-09
PT842509E (pt) 2002-10-31

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