FR2394933A1 - Filtre numerique en treillis pour la synthese de signaux ou de la parole - Google Patents

Filtre numerique en treillis pour la synthese de signaux ou de la parole

Info

Publication number
FR2394933A1
FR2394933A1 FR7818289A FR7818289A FR2394933A1 FR 2394933 A1 FR2394933 A1 FR 2394933A1 FR 7818289 A FR7818289 A FR 7818289A FR 7818289 A FR7818289 A FR 7818289A FR 2394933 A1 FR2394933 A1 FR 2394933A1
Authority
FR
France
Prior art keywords
signal
speech synthesis
mesh filter
multiplier
output
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.)
Granted
Application number
FR7818289A
Other languages
English (en)
French (fr)
Other versions
FR2394933B1 (sv
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.)
Texas Instruments Inc
Original Assignee
Texas Instruments 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 Texas Instruments Inc filed Critical Texas Instruments Inc
Publication of FR2394933A1 publication Critical patent/FR2394933A1/fr
Application granted granted Critical
Publication of FR2394933B1 publication Critical patent/FR2394933B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0283—Filters characterised by the filter structure
    • H03H17/0285—Ladder or lattice filters
    • 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
    • G10L13/02—Methods for producing synthetic speech; Speech synthesisers
    • G10L13/04—Details of speech synthesis systems, e.g. synthesiser structure or memory management
    • G10L13/047—Architecture of speech synthesisers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/04—Recursive filters
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Complex Calculations (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Analogue/Digital Conversion (AREA)
  • Filters That Use Time-Delay Elements (AREA)
FR7818289A 1977-06-17 1978-06-19 Filtre numerique en treillis pour la synthese de signaux ou de la parole Granted FR2394933A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US80746177A 1977-06-17 1977-06-17

Publications (2)

Publication Number Publication Date
FR2394933A1 true FR2394933A1 (fr) 1979-01-12
FR2394933B1 FR2394933B1 (sv) 1983-09-30

Family

ID=25196423

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7818289A Granted FR2394933A1 (fr) 1977-06-17 1978-06-19 Filtre numerique en treillis pour la synthese de signaux ou de la parole

Country Status (20)

Country Link
JP (1) JPS547838A (sv)
AR (1) AR218313A1 (sv)
AU (1) AU520897B2 (sv)
BE (1) BE868205A (sv)
BR (1) BR7803856A (sv)
CA (1) CA1118104A (sv)
CH (1) CH633922A5 (sv)
CS (1) CS266303B2 (sv)
DE (1) DE2826570A1 (sv)
ES (3) ES470853A1 (sv)
FR (1) FR2394933A1 (sv)
GB (1) GB1603993A (sv)
IL (1) IL54878A (sv)
IT (1) IT1156831B (sv)
MX (1) MX144810A (sv)
NL (1) NL186425C (sv)
PL (1) PL116404B1 (sv)
SE (1) SE437747B (sv)
SU (1) SU886760A3 (sv)
ZA (1) ZA783305B (sv)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2443114A1 (fr) * 1978-04-28 1980-06-27 Texas Instruments Inc Dispositif de synthese numerique de la parole
NL8005449A (nl) * 1979-10-03 1981-04-07 Nippon Telegraph & Telephone Synthese inrichting voor geluid.

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6054680B2 (ja) * 1981-07-16 1985-11-30 カシオ計算機株式会社 Ｌｓｐ音声合成装置
AU588334B2 (en) * 1985-07-18 1989-09-14 Raytheon Company Digital sound synthesizer and method
CA1328509C (en) * 1988-03-28 1994-04-12 Tetsu Taguchi Linear predictive speech analysis-synthesis apparatus

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2199427A5 (sv) * 1972-09-12 1974-04-05 Ibm France
US3979557A (en) * 1974-07-03 1976-09-07 International Telephone And Telegraph Corporation Speech processor system for pitch period extraction using prediction filters
US4022974A (en) * 1976-06-03 1977-05-10 Bell Telephone Laboratories, Incorporated Adaptive linear prediction speech synthesizer

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7506141A (nl) * 1975-05-26 1976-11-30 Philips Nv Digitaal filter.
US3980873A (en) * 1975-06-27 1976-09-14 Aeronutronic Ford Corporation Digital convolutional filter

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2199427A5 (sv) * 1972-09-12 1974-04-05 Ibm France
US3979557A (en) * 1974-07-03 1976-09-07 International Telephone And Telegraph Corporation Speech processor system for pitch period extraction using prediction filters
US4022974A (en) * 1976-06-03 1977-05-10 Bell Telephone Laboratories, Incorporated Adaptive linear prediction speech synthesizer

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
EXBK/68 *
EXBK/74 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2443114A1 (fr) * 1978-04-28 1980-06-27 Texas Instruments Inc Dispositif de synthese numerique de la parole
NL8005449A (nl) * 1979-10-03 1981-04-07 Nippon Telegraph & Telephone Synthese inrichting voor geluid.
FR2466826A1 (fr) * 1979-10-03 1981-04-10 Nippon Telegraph & Telephone Synthetiseur de sons

Also Published As

Publication number Publication date
CS266303B2 (en) 1989-12-13
DE2826570C2 (sv) 1988-10-20
DE2826570A1 (de) 1979-01-04
SE7806380L (sv) 1978-12-18
AU520897B2 (en) 1982-03-04
NL186425B (nl) 1990-06-18
JPS6144320B2 (sv) 1986-10-02
AR218313A1 (es) 1980-05-30
IL54878A0 (en) 1978-08-31
ZA783305B (en) 1980-01-30
JPS547838A (en) 1979-01-20
ES477929A1 (es) 1979-10-16
PL207704A1 (pl) 1979-04-09
SU886760A3 (ru) 1981-11-30
CA1118104A (en) 1982-02-09
BE868205A (fr) 1978-10-16
MX144810A (es) 1981-11-23
BR7803856A (pt) 1979-04-17
NL7806366A (nl) 1978-12-19
IT7849909A0 (it) 1978-06-16
PL116404B1 (en) 1981-06-30
AU3701778A (en) 1979-12-20
GB1603993A (en) 1981-12-02
CH633922A5 (en) 1982-12-31
SE437747B (sv) 1985-03-11
IT1156831B (it) 1987-02-04
IL54878A (en) 1980-07-31
NL186425C (nl) 1990-11-16
CS401978A2 (en) 1989-02-10
ES477928A1 (es) 1979-10-16
FR2394933B1 (sv) 1983-09-30
ES470853A1 (es) 1979-10-01

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