IT1021969B - DEVICE FOR DETECTION OF SIGNALS HAVING A FREQUENCY WITHIN A PREFIXED FREQUENCY INTERVAL - Google Patents

DEVICE FOR DETECTION OF SIGNALS HAVING A FREQUENCY WITHIN A PREFIXED FREQUENCY INTERVAL

Info

Publication number
IT1021969B
IT1021969B IT5377874A IT5377874A IT1021969B IT 1021969 B IT1021969 B IT 1021969B IT 5377874 A IT5377874 A IT 5377874A IT 5377874 A IT5377874 A IT 5377874A IT 1021969 B IT1021969 B IT 1021969B
Authority
IT
Italy
Prior art keywords
frequency
signals
detection
prefixed
interval
Prior art date
Application number
IT5377874A
Other languages
Italian (it)
Original Assignee
Mc Carthy B
Gubry G
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 Mc Carthy B, Gubry G filed Critical Mc Carthy B
Application granted granted Critical
Publication of IT1021969B publication Critical patent/IT1021969B/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H03D1/22—Homodyne or synchrodyne circuits
    • H03D1/2272—Homodyne or synchrodyne circuits using FET's

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
IT5377874A 1973-10-31 1974-10-28 DEVICE FOR DETECTION OF SIGNALS HAVING A FREQUENCY WITHIN A PREFIXED FREQUENCY INTERVAL IT1021969B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5066673A GB1484253A (en) 1973-10-31 1973-10-31 Electrical circuit means for detecting the frequency of input signals

Publications (1)

Publication Number Publication Date
IT1021969B true IT1021969B (en) 1978-02-20

Family

ID=10456865

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5377874A IT1021969B (en) 1973-10-31 1974-10-28 DEVICE FOR DETECTION OF SIGNALS HAVING A FREQUENCY WITHIN A PREFIXED FREQUENCY INTERVAL

Country Status (9)

Country Link
JP (1) JPS5836541B2 (en)
AT (1) AT363518B (en)
CA (1) CA1008139A (en)
DE (1) DE2451571A1 (en)
FR (1) FR2250228B1 (en)
GB (1) GB1484253A (en)
IT (1) IT1021969B (en)
NL (1) NL7414232A (en)
SE (1) SE404088B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1044144B (en) * 1975-07-30 1980-03-20 Selenia Ind Elettroniche IMPROVEMENT IN DEVICES FOR DETERMINING POINT ERRORS, PARTICULARLY IN RADAR SYSTEMS
US4127824A (en) * 1977-04-04 1978-11-28 Motorola, Inc. Sampling filter-detector
DE3040380C2 (en) * 1980-10-25 1983-11-17 Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg Arrangement for frequency detection
JPH0246346U (en) * 1988-09-22 1990-03-29
CN113608021B (en) * 2021-07-23 2022-05-20 华中科技大学 A Chaos Oscillator Circuit and Weak Signal Detection System Based on Chaos Theory

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1094302A (en) * 1964-03-12 1967-12-06 Plessey Uk Ltd Improvements in or relating to frequency sensing systems
CA946922A (en) * 1971-04-19 1974-05-07 Wavetek Frequency detector

Also Published As

Publication number Publication date
ATA880374A (en) 1981-01-15
NL7414232A (en) 1975-05-02
DE2451571A1 (en) 1975-06-05
CA1008139A (en) 1977-04-05
FR2250228B1 (en) 1978-06-16
SE7413681L (en) 1975-05-02
GB1484253A (en) 1977-09-01
JPS5836541B2 (en) 1983-08-10
JPS5080707A (en) 1975-07-01
FR2250228A1 (en) 1975-05-30
AT363518B (en) 1981-08-10
SE404088B (en) 1978-09-18

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