NL8302985A - Multipulse excitatie lineair predictieve spraakcodeerder. - Google Patents

Multipulse excitatie lineair predictieve spraakcodeerder. Download PDF

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Publication number
NL8302985A
NL8302985A NL8302985A NL8302985A NL8302985A NL 8302985 A NL8302985 A NL 8302985A NL 8302985 A NL8302985 A NL 8302985A NL 8302985 A NL8302985 A NL 8302985A NL 8302985 A NL8302985 A NL 8302985A
Authority
NL
Netherlands
Prior art keywords
signal
interval
determined
error signal
determining
Prior art date
Application number
NL8302985A
Other languages
English (en)
Dutch (nl)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Priority to NL8302985A priority Critical patent/NL8302985A/nl
Priority to US06/639,176 priority patent/US4736428A/en
Priority to DE8484201194T priority patent/DE3475664D1/de
Priority to EP84201194A priority patent/EP0137532B1/en
Priority to CA000461694A priority patent/CA1213059A/en
Priority to JP59175341A priority patent/JPS6070500A/ja
Priority to AU32378/84A priority patent/AU574708B2/en
Publication of NL8302985A publication Critical patent/NL8302985A/nl

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
    • G10L19/04—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)
  • 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)
NL8302985A 1983-08-26 1983-08-26 Multipulse excitatie lineair predictieve spraakcodeerder. NL8302985A (nl)

Priority Applications (7)

Application Number Priority Date Filing Date Title
NL8302985A NL8302985A (nl) 1983-08-26 1983-08-26 Multipulse excitatie lineair predictieve spraakcodeerder.
US06/639,176 US4736428A (en) 1983-08-26 1984-08-09 Multi-pulse excited linear predictive speech coder
DE8484201194T DE3475664D1 (en) 1983-08-26 1984-08-17 Multi-pulse excited linear predictive speech coder
EP84201194A EP0137532B1 (en) 1983-08-26 1984-08-17 Multi-pulse excited linear predictive speech coder
CA000461694A CA1213059A (en) 1983-08-26 1984-08-23 Multi-pulse excited linear predictive speech coder
JP59175341A JPS6070500A (ja) 1983-08-26 1984-08-24 マルチパルス励振線形予測音声符号化装置
AU32378/84A AU574708B2 (en) 1983-08-26 1984-08-24 Multi-pulse excited linear predictive speech coder

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8302985 1983-08-26
NL8302985A NL8302985A (nl) 1983-08-26 1983-08-26 Multipulse excitatie lineair predictieve spraakcodeerder.

Publications (1)

Publication Number Publication Date
NL8302985A true NL8302985A (nl) 1985-03-18

Family

ID=19842312

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8302985A NL8302985A (nl) 1983-08-26 1983-08-26 Multipulse excitatie lineair predictieve spraakcodeerder.

Country Status (7)

Country Link
US (1) US4736428A (OSRAM)
EP (1) EP0137532B1 (OSRAM)
JP (1) JPS6070500A (OSRAM)
AU (1) AU574708B2 (OSRAM)
CA (1) CA1213059A (OSRAM)
DE (1) DE3475664D1 (OSRAM)
NL (1) NL8302985A (OSRAM)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4944013A (en) * 1985-04-03 1990-07-24 British Telecommunications Public Limited Company Multi-pulse speech coder
US4941178A (en) * 1986-04-01 1990-07-10 Gte Laboratories Incorporated Speech recognition using preclassification and spectral normalization
CA1323934C (en) * 1986-04-15 1993-11-02 Tetsu Taguchi Speech processing apparatus
GB8621932D0 (en) * 1986-09-11 1986-10-15 British Telecomm Speech coding
CA1336841C (en) * 1987-04-08 1995-08-29 Tetsu Taguchi Multi-pulse type coding system
EP0422232B1 (en) * 1989-04-25 1996-11-13 Kabushiki Kaisha Toshiba Voice encoder
SE463691B (sv) * 1989-05-11 1991-01-07 Ericsson Telefon Ab L M Foerfarande att utplacera excitationspulser foer en lineaerprediktiv kodare (lpc) som arbetar enligt multipulsprincipen
FR2668288B1 (fr) * 1990-10-19 1993-01-15 Di Francesco Renaud Procede de transmission, a bas debit, par codage celp d'un signal de parole et systeme correspondant.
JP3254687B2 (ja) * 1991-02-26 2002-02-12 日本電気株式会社 音声符号化方式
WO1993006590A1 (en) * 1991-09-20 1993-04-01 Lernout & Hauspie Speechproducts A speech coding device
US5659659A (en) * 1993-07-26 1997-08-19 Alaris, Inc. Speech compressor using trellis encoding and linear prediction
US5615298A (en) * 1994-03-14 1997-03-25 Lucent Technologies Inc. Excitation signal synthesis during frame erasure or packet loss
US5574825A (en) * 1994-03-14 1996-11-12 Lucent Technologies Inc. Linear prediction coefficient generation during frame erasure or packet loss
US5602961A (en) * 1994-05-31 1997-02-11 Alaris, Inc. Method and apparatus for speech compression using multi-mode code excited linear predictive coding
FR2729247A1 (fr) * 1995-01-06 1996-07-12 Matra Communication Procede de codage de parole a analyse par synthese
FR2729244B1 (fr) * 1995-01-06 1997-03-28 Matra Communication Procede de codage de parole a analyse par synthese
FR2729246A1 (fr) * 1995-01-06 1996-07-12 Matra Communication Procede de codage de parole a analyse par synthese
SE508788C2 (sv) * 1995-04-12 1998-11-02 Ericsson Telefon Ab L M Förfarande att bestämma positionerna inom en talram för excitationspulser
DE19612393A1 (de) * 1996-03-28 1997-10-02 Pelikan Produktions Ag Thermotransferband
US5832443A (en) * 1997-02-25 1998-11-03 Alaris, Inc. Method and apparatus for adaptive audio compression and decompression
JP3199020B2 (ja) 1998-02-27 2001-08-13 日本電気株式会社 音声音楽信号の符号化装置および復号装置
DE19920501A1 (de) * 1999-05-05 2000-11-09 Nokia Mobile Phones Ltd Wiedergabeverfahren für sprachgesteuerte Systeme mit textbasierter Sprachsynthese
US7233896B2 (en) * 2002-07-30 2007-06-19 Motorola Inc. Regular-pulse excitation speech coder

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3750024A (en) * 1971-06-16 1973-07-31 Itt Corp Nutley Narrow band digital speech communication system
US4133976A (en) * 1978-04-07 1979-01-09 Bell Telephone Laboratories, Incorporated Predictive speech signal coding with reduced noise effects
GB2102254B (en) * 1981-05-11 1985-08-07 Kokusai Denshin Denwa Co Ltd A speech analysis-synthesis system
US4472832A (en) * 1981-12-01 1984-09-18 At&T Bell Laboratories Digital speech coder

Also Published As

Publication number Publication date
DE3475664D1 (en) 1989-01-19
EP0137532A3 (en) 1985-07-03
EP0137532B1 (en) 1988-12-14
US4736428A (en) 1988-04-05
JPS6070500A (ja) 1985-04-22
AU574708B2 (en) 1988-07-14
JPH0562760B2 (OSRAM) 1993-09-09
AU3237884A (en) 1985-02-28
EP0137532A2 (en) 1985-04-17
CA1213059A (en) 1986-10-21

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