IL54878A - Lattice filter for waveform or speech synthesis circuits using digital logic - Google Patents

Lattice filter for waveform or speech synthesis circuits using digital logic

Info

Publication number
IL54878A
IL54878A IL54878A IL5487878A IL54878A IL 54878 A IL54878 A IL 54878A IL 54878 A IL54878 A IL 54878A IL 5487878 A IL5487878 A IL 5487878A IL 54878 A IL54878 A IL 54878A
Authority
IL
Israel
Prior art keywords
waveform
speech synthesis
digital logic
lattice filter
synthesis circuits
Prior art date
Application number
IL54878A
Other versions
IL54878A0 (en
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 IL54878A0 publication Critical patent/IL54878A0/en
Publication of IL54878A publication Critical patent/IL54878A/en

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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 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
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
IL54878A 1977-06-17 1978-06-08 Lattice filter for waveform or speech synthesis circuits using digital logic IL54878A (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
IL54878A0 IL54878A0 (en) 1978-08-31
IL54878A true IL54878A (en) 1980-07-31

Family

ID=25196423

Family Applications (1)

Application Number Title Priority Date Filing Date
IL54878A IL54878A (en) 1977-06-17 1978-06-08 Lattice filter for waveform or speech synthesis circuits using digital logic

Country Status (20)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2020077B (en) 1978-04-28 1983-01-12 Texas Instruments Inc Learning aid or game having miniature electronic speech synthesizer chip
GB2059726B (en) * 1979-10-03 1984-06-27 Nippon Telegraph & Telephone Sound synthesizer
JPS6054680B2 (en) * 1981-07-16 1985-11-30 カシオ計算機株式会社 LSP speech synthesizer
AU588334B2 (en) * 1985-07-18 1989-09-14 Raytheon Company Digital sound synthesizer and method
AU620384B2 (en) * 1988-03-28 1992-02-20 Nec Corporation Linear predictive speech analysis-synthesis apparatus

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2199427A5 (en) * 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
NL7506141A (en) * 1975-05-26 1976-11-30 Philips Nv DIGITAL FILTER.
US3980873A (en) * 1975-06-27 1976-09-14 Aeronutronic Ford Corporation Digital convolutional filter
US4022974A (en) * 1976-06-03 1977-05-10 Bell Telephone Laboratories, Incorporated Adaptive linear prediction speech synthesizer

Also Published As

Publication number Publication date
DE2826570C2 (en) 1988-10-20
NL186425C (en) 1990-11-16
NL7806366A (en) 1978-12-19
BR7803856A (en) 1979-04-17
BE868205A (en) 1978-10-16
IL54878A0 (en) 1978-08-31
PL116404B1 (en) 1981-06-30
FR2394933A1 (en) 1979-01-12
ES470853A1 (en) 1979-10-01
JPS6144320B2 (en) 1986-10-02
DE2826570A1 (en) 1979-01-04
SE7806380L (en) 1978-12-18
CA1118104A (en) 1982-02-09
GB1603993A (en) 1981-12-02
SU886760A3 (en) 1981-11-30
SE437747B (en) 1985-03-11
ES477928A1 (en) 1979-10-16
NL186425B (en) 1990-06-18
CS401978A2 (en) 1989-02-10
FR2394933B1 (en) 1983-09-30
PL207704A1 (en) 1979-04-09
AR218313A1 (en) 1980-05-30
IT1156831B (en) 1987-02-04
MX144810A (en) 1981-11-23
AU520897B2 (en) 1982-03-04
CS266303B2 (en) 1989-12-13
CH633922A5 (en) 1982-12-31
JPS547838A (en) 1979-01-20
IT7849909A0 (en) 1978-06-16
ZA783305B (en) 1980-01-30
AU3701778A (en) 1979-12-20
ES477929A1 (en) 1979-10-16

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