LU64814A1 - - Google Patents

Info

Publication number
LU64814A1
LU64814A1 LU64814DA LU64814A1 LU 64814 A1 LU64814 A1 LU 64814A1 LU 64814D A LU64814D A LU 64814DA LU 64814 A1 LU64814 A1 LU 64814A1
Authority
LU
Luxembourg
Prior art keywords
filter
phasemeter
frequency
input
control
Prior art date
Application number
Other languages
English (en)
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 filed Critical
Publication of LU64814A1 publication Critical patent/LU64814A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
    • H03D3/06—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators
    • H03D3/14—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators by means of semiconductor devices having more than two electrodes
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/90—Pitch determination of speech signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (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)
  • Networks Using Active Elements (AREA)
  • Filters And Equalizers (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
LU64814D 1971-02-24 1972-02-21 LU64814A1 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7106309A FR2126090B1 (xx) 1971-02-24 1971-02-24

Publications (1)

Publication Number Publication Date
LU64814A1 true LU64814A1 (xx) 1972-12-05

Family

ID=9072413

Family Applications (1)

Application Number Title Priority Date Filing Date
LU64814D LU64814A1 (xx) 1971-02-24 1972-02-21

Country Status (7)

Country Link
BE (1) BE779472A (xx)
DE (1) DE2207781A1 (xx)
FR (1) FR2126090B1 (xx)
GB (1) GB1314659A (xx)
IT (1) IT949184B (xx)
LU (1) LU64814A1 (xx)
NL (1) NL7202352A (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4198609A (en) * 1977-07-15 1980-04-15 Victor Company Of Japan, Limited Phase tracked loop frequency demodulator
FR2485294A1 (fr) * 1980-06-23 1981-12-24 Trt Telecom Radio Electr Demodulateur de frequence utilisant un circuit a retard variable avec la frequence recue

Also Published As

Publication number Publication date
NL7202352A (xx) 1972-08-28
IT949184B (it) 1973-06-11
FR2126090B1 (xx) 1974-02-15
DE2207781A1 (de) 1972-08-31
GB1314659A (en) 1973-04-26
BE779472A (fr) 1972-08-17
FR2126090A1 (xx) 1972-10-06

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