RU2121172C1 - Система и способ обработки речевого сигнала - Google Patents

Система и способ обработки речевого сигнала Download PDF

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Publication number
RU2121172C1
RU2121172C1 RU96122986A RU96122986A RU2121172C1 RU 2121172 C1 RU2121172 C1 RU 2121172C1 RU 96122986 A RU96122986 A RU 96122986A RU 96122986 A RU96122986 A RU 96122986A RU 2121172 C1 RU2121172 C1 RU 2121172C1
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RU
Russia
Prior art keywords
specified
pulses
amplitude
target vector
pulse
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RU96122986A
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English (en)
Russian (ru)
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RU96122986A (ru
Inventor
Леон Биалик
Феликс Фломен
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Аудиокоудс, Лтд.
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    • 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
    • G10L19/113—Regular pulse 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
    • G10L19/10—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation

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  • 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)
  • Mobile Radio Communication Systems (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
RU96122986A 1994-04-29 1995-04-27 Система и способ обработки речевого сигнала RU2121172C1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/236,764 1994-04-29
US08/236,764 US5568588A (en) 1994-04-29 1994-04-29 Multi-pulse analysis speech processing System and method

Publications (2)

Publication Number Publication Date
RU2121172C1 true RU2121172C1 (ru) 1998-10-27
RU96122986A RU96122986A (ru) 1999-02-10

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Family Applications (2)

Application Number Title Priority Date Filing Date
RU96122986A RU2121172C1 (ru) 1994-04-29 1995-04-27 Система и способ обработки речевого сигнала
RU96122985A RU2121173C1 (ru) 1994-04-29 1995-04-27 Способ постфильтрации основного тона синтезированной речи и постфильтр основного тона

Family Applications After (1)

Application Number Title Priority Date Filing Date
RU96122985A RU2121173C1 (ru) 1994-04-29 1995-04-27 Способ постфильтрации основного тона синтезированной речи и постфильтр основного тона

Country Status (11)

Country Link
US (1) US5568588A (OSRAM)
EP (1) EP0784846B1 (OSRAM)
JP (1) JP3068196B2 (OSRAM)
KR (1) KR100257775B1 (OSRAM)
CN (1) CN1112672C (OSRAM)
AU (1) AU683750B2 (OSRAM)
BR (1) BR9507571A (OSRAM)
CA (1) CA2189142C (OSRAM)
DE (1) DE69521622T2 (OSRAM)
RU (2) RU2121172C1 (OSRAM)
WO (1) WO1995030222A1 (OSRAM)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003005344A1 (en) * 2001-07-03 2003-01-16 Intel Zao Method and apparatus for dynamic beam control in viterbi search
RU2276810C2 (ru) * 2001-07-03 2006-05-20 Интел Зао Способ и устройство для динамической регулировки луча в поиске по витерби

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JP3094908B2 (ja) * 1996-04-17 2000-10-03 日本電気株式会社 音声符号化装置
CA2213909C (en) * 1996-08-26 2002-01-22 Nec Corporation High quality speech coder at low bit rates
JP3360545B2 (ja) 1996-08-26 2002-12-24 日本電気株式会社 音声符号化装置
JP3147807B2 (ja) * 1997-03-21 2001-03-19 日本電気株式会社 信号符号化装置
US7272553B1 (en) 1999-09-08 2007-09-18 8X8, Inc. Varying pulse amplitude multi-pulse analysis speech processor and method
SE0004818D0 (sv) * 2000-12-22 2000-12-22 Coding Technologies Sweden Ab Enhancing source coding systems by adaptive transposition
EP1513137A1 (en) * 2003-08-22 2005-03-09 MicronasNIT LCC, Novi Sad Institute of Information Technologies Speech processing system and method with multi-pulse excitation
JP5241701B2 (ja) * 2007-03-02 2013-07-17 パナソニック株式会社 符号化装置および符号化方法
BR112013020700B1 (pt) 2011-02-14 2021-07-13 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Codificação e decodificação de posições de pulso de faixas de um sinal de áudio
BR112013020587B1 (pt) 2011-02-14 2021-03-09 Fraunhofer-Gesellschaft Zur Forderung De Angewandten Forschung E.V. esquema de codificação com base em previsão linear utilizando modelagem de ruído de domínio espectral
TWI469136B (zh) 2011-02-14 2015-01-11 Fraunhofer Ges Forschung 在一頻譜域中用以處理已解碼音訊信號之裝置及方法
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
MY167853A (en) 2011-02-14 2018-09-26 Fraunhofer Ges Forschung Apparatus and method for error concealment in low-delay unified speech and audio coding (usac)
SG185519A1 (en) 2011-02-14 2012-12-28 Fraunhofer Ges Forschung Information signal representation using lapped transform
EP2980799A1 (en) 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for processing an audio signal using a harmonic post-filter
CN110660396A (zh) * 2018-06-13 2020-01-07 江苏德新科智能传感器研究院有限公司 一种基于mems的语言处理系统及其方法

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US4716592A (en) * 1982-12-24 1987-12-29 Nec Corporation Method and apparatus for encoding voice signals
GB2200819A (en) * 1987-02-04 1988-08-10 Nec Corp Multi-pulse type encoder having a low transmission rate

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US4710959A (en) * 1982-04-29 1987-12-01 Massachusetts Institute Of Technology Voice encoder and synthesizer
NL8500843A (nl) * 1985-03-22 1986-10-16 Koninkl Philips Electronics Nv Multipuls-excitatie lineair-predictieve spraakcoder.
SU1316030A1 (ru) * 1986-01-06 1987-06-07 Акустический институт им.акад.Н.Н.Андреева Способ анализа и синтеза речи и устройство дл его осуществлени
US4969192A (en) * 1987-04-06 1990-11-06 Voicecraft, Inc. Vector adaptive predictive coder for speech and audio
US5007094A (en) * 1989-04-07 1991-04-09 Gte Products Corporation Multipulse excited pole-zero filtering approach for noise reduction
EP0422232B1 (en) * 1989-04-25 1996-11-13 Kabushiki Kaisha Toshiba Voice encoder
US5060269A (en) * 1989-05-18 1991-10-22 General Electric Company Hybrid switched multi-pulse/stochastic speech coding technique
US5307441A (en) * 1989-11-29 1994-04-26 Comsat Corporation Wear-toll quality 4.8 kbps speech codec
US5293449A (en) * 1990-11-23 1994-03-08 Comsat Corporation Analysis-by-synthesis 2,4 kbps linear predictive speech codec
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US4716592A (en) * 1982-12-24 1987-12-29 Nec Corporation Method and apparatus for encoding voice signals
GB2200819A (en) * 1987-02-04 1988-08-10 Nec Corp Multi-pulse type encoder having a low transmission rate

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US 4890327A (ITTCOPP), 26.12.89. US 4472832A (AT&BELLCOPP), 18.09.84. *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003005344A1 (en) * 2001-07-03 2003-01-16 Intel Zao Method and apparatus for dynamic beam control in viterbi search
RU2276810C2 (ru) * 2001-07-03 2006-05-20 Интел Зао Способ и устройство для динамической регулировки луча в поиске по витерби

Also Published As

Publication number Publication date
DE69521622D1 (de) 2001-08-09
EP0784846A4 (OSRAM) 1997-07-30
CN1153566A (zh) 1997-07-02
KR100257775B1 (ko) 2000-06-01
WO1995030222A1 (en) 1995-11-09
AU2394895A (en) 1995-11-29
BR9507571A (pt) 1997-08-05
RU2121173C1 (ru) 1998-10-27
EP0784846B1 (en) 2001-07-04
DE69521622T2 (de) 2003-07-10
AU683750B2 (en) 1997-11-20
EP0784846A1 (en) 1997-07-23
JP3068196B2 (ja) 2000-07-24
CA2189142C (en) 2001-06-05
US5568588A (en) 1996-10-22
JPH09512645A (ja) 1997-12-16
CN1112672C (zh) 2003-06-25
CA2189142A1 (en) 1995-11-09
MX9605179A (es) 1998-06-30

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