DE3685324D1 - Digitaler sprachprozessor unter verwendung willkuerlicher erregungskodierung. - Google Patents

Digitaler sprachprozessor unter verwendung willkuerlicher erregungskodierung.

Info

Publication number
DE3685324D1
DE3685324D1 DE8686111494T DE3685324T DE3685324D1 DE 3685324 D1 DE3685324 D1 DE 3685324D1 DE 8686111494 T DE8686111494 T DE 8686111494T DE 3685324 T DE3685324 T DE 3685324T DE 3685324 D1 DE3685324 D1 DE 3685324D1
Authority
DE
Germany
Prior art keywords
signals
arbitrary
codes
time frame
speech
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 - Fee Related
Application number
DE8686111494T
Other languages
English (en)
Inventor
Bishnu Saroop Atal
Isabel Maria Martins Trancoso
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.)
AT&T Corp
Original Assignee
American Telephone and Telegraph Co 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 American Telephone and Telegraph Co Inc filed Critical American Telephone and Telegraph Co Inc
Application granted granted Critical
Publication of DE3685324D1 publication Critical patent/DE3685324D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/0212—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 orthogonal transformation
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/12—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being prediction coefficients
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L2019/0013—Codebook search algorithms
    • G10L2019/0014—Selection criteria for distances
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/27—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the analysis technique
DE8686111494T 1985-12-26 1986-08-19 Digitaler sprachprozessor unter verwendung willkuerlicher erregungskodierung. Expired - Fee Related DE3685324D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/810,920 US4827517A (en) 1985-12-26 1985-12-26 Digital speech processor using arbitrary excitation coding

Publications (1)

Publication Number Publication Date
DE3685324D1 true DE3685324D1 (de) 1992-06-17

Family

ID=25205042

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686111494T Expired - Fee Related DE3685324D1 (de) 1985-12-26 1986-08-19 Digitaler sprachprozessor unter verwendung willkuerlicher erregungskodierung.

Country Status (6)

Country Link
US (1) US4827517A (de)
EP (1) EP0232456B1 (de)
JP (1) JP2954588B2 (de)
KR (1) KR950013372B1 (de)
CA (1) CA1318976C (de)
DE (1) DE3685324D1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2584236B2 (ja) * 1987-07-30 1997-02-26 三洋電機株式会社 規則音声合成装置
JPH02250100A (ja) * 1989-03-24 1990-10-05 Mitsubishi Electric Corp 音声符合化装置
JPH0782359B2 (ja) * 1989-04-21 1995-09-06 三菱電機株式会社 音声符号化装置、音声復号化装置及び音声符号化・復号化装置
JPH0365822A (ja) * 1989-08-04 1991-03-20 Fujitsu Ltd ベクトル量子化符号器及びベクトル量子化復号器
CA2021514C (en) * 1989-09-01 1998-12-15 Yair Shoham Constrained-stochastic-excitation coding
NL8902347A (nl) * 1989-09-20 1991-04-16 Nederland Ptt Werkwijze voor het coderen van een binnen een zeker tijdsinterval voorkomend analoog signaal, waarbij dat analoge signaal wordt geconverteerd in besturingscodes die bruikbaar zijn voor het samenstellen van een met dat analoge signaal overeenkomend synthetisch signaal.
US5235669A (en) * 1990-06-29 1993-08-10 At&T Laboratories Low-delay code-excited linear-predictive coding of wideband speech at 32 kbits/sec
US5138661A (en) * 1990-11-13 1992-08-11 General Electric Company Linear predictive codeword excited speech synthesizer
EP1239456A1 (de) * 1991-06-11 2002-09-11 QUALCOMM Incorporated Vocoder mit veränderlicher Bitrate
IT1249940B (it) * 1991-06-28 1995-03-30 Sip Perfezionamenti ai codificatori della voce basati su tecniche di analisi per sintesi.
US5189701A (en) * 1991-10-25 1993-02-23 Micom Communications Corp. Voice coder/decoder and methods of coding/decoding
US5490234A (en) * 1993-01-21 1996-02-06 Apple Computer, Inc. Waveform blending technique for text-to-speech system
TW271524B (de) * 1994-08-05 1996-03-01 Qualcomm Inc
US5742734A (en) * 1994-08-10 1998-04-21 Qualcomm Incorporated Encoding rate selection in a variable rate vocoder
US5715372A (en) * 1995-01-10 1998-02-03 Lucent Technologies Inc. Method and apparatus for characterizing an input signal
US5751901A (en) * 1996-07-31 1998-05-12 Qualcomm Incorporated Method for searching an excitation codebook in a code excited linear prediction (CELP) coder
JPH10124092A (ja) * 1996-10-23 1998-05-15 Sony Corp 音声符号化方法及び装置、並びに可聴信号符号化方法及び装置
US5839098A (en) * 1996-12-19 1998-11-17 Lucent Technologies Inc. Speech coder methods and systems
US6714540B1 (en) * 1998-02-25 2004-03-30 Matsushita Electric Industrial Co., Ltd. Data communication method, communication frame generating method, and medium on which program for carrying out the methods are recorded
US6691084B2 (en) 1998-12-21 2004-02-10 Qualcomm Incorporated Multiple mode variable rate speech coding
JP2008519306A (ja) * 2004-11-04 2008-06-05 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 信号の組のエンコード及びデコード
US9349386B2 (en) * 2013-03-07 2016-05-24 Analog Device Global System and method for processor wake-up based on sensor data

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3588460A (en) * 1968-07-01 1971-06-28 Bell Telephone Labor Inc Fast fourier transform processor
US3624302A (en) * 1969-10-29 1971-11-30 Bell Telephone Labor Inc Speech analysis and synthesis by the use of the linear prediction of a speech wave
US3740476A (en) * 1971-07-09 1973-06-19 Bell Telephone Labor Inc Speech signal pitch detector using prediction error data
US3982070A (en) * 1974-06-05 1976-09-21 Bell Telephone Laboratories, Incorporated Phase vocoder speech synthesis system
US4022974A (en) * 1976-06-03 1977-05-10 Bell Telephone Laboratories, Incorporated Adaptive linear prediction speech synthesizer
US4092493A (en) * 1976-11-30 1978-05-30 Bell Telephone Laboratories, Incorporated Speech recognition system
US4133976A (en) * 1978-04-07 1979-01-09 Bell Telephone Laboratories, Incorporated Predictive speech signal coding with reduced noise effects
US4184049A (en) * 1978-08-25 1980-01-15 Bell Telephone Laboratories, Incorporated Transform speech signal coding with pitch controlled adaptive quantizing
US4354057A (en) * 1980-04-08 1982-10-12 Bell Telephone Laboratories, Incorporated Predictive signal coding with partitioned quantization
JPS5816297A (ja) * 1981-07-22 1983-01-29 ソニー株式会社 音声合成方式
US4472832A (en) * 1981-12-01 1984-09-18 At&T Bell Laboratories Digital speech coder
US4701954A (en) * 1984-03-16 1987-10-20 American Telephone And Telegraph Company, At&T Bell Laboratories Multipulse LPC speech processing arrangement

Also Published As

Publication number Publication date
EP0232456B1 (de) 1992-05-13
EP0232456A1 (de) 1987-08-19
JP2954588B2 (ja) 1999-09-27
KR950013372B1 (ko) 1995-11-02
CA1318976C (en) 1993-06-08
KR870006508A (ko) 1987-07-11
JPS62159199A (ja) 1987-07-15
US4827517A (en) 1989-05-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: BLUMBACH, KRAMER & PARTNER, 65193 WIESBADEN

8339 Ceased/non-payment of the annual fee