CA1060552A - Frequency discriminating circuit - Google Patents

Frequency discriminating circuit

Info

Publication number
CA1060552A
CA1060552A CA242,758A CA242758A CA1060552A CA 1060552 A CA1060552 A CA 1060552A CA 242758 A CA242758 A CA 242758A CA 1060552 A CA1060552 A CA 1060552A
Authority
CA
Canada
Prior art keywords
circuit
frequency
variable inductance
resonant
resonant circuit
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.)
Expired
Application number
CA242,758A
Other languages
English (en)
French (fr)
Inventor
Hiroshi Sahara
Yutaka Tanaka
Toshinobu Isobe
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of CA1060552A publication Critical patent/CA1060552A/en
Expired legal-status Critical Current

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
    • H03D3/08—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 diodes, e.g. Foster-Seeley discriminator
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/06—Transmission systems characterised by the manner in which the individual colour picture signal components are combined
    • H04N11/18—Transmission systems characterised by the manner in which the individual colour picture signal components are combined using simultaneous and sequential signals, e.g. SECAM-system
    • H04N11/186—Decoding means therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Processing Of Color Television Signals (AREA)
  • Superheterodyne Receivers (AREA)
  • Filters And Equalizers (AREA)
CA242,758A 1975-01-16 1975-12-30 Frequency discriminating circuit Expired CA1060552A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50007374A JPS5846884B2 (ja) 1975-01-16 1975-01-16 シユウハスウベンベツカイロ

Publications (1)

Publication Number Publication Date
CA1060552A true CA1060552A (en) 1979-08-14

Family

ID=11664182

Family Applications (1)

Application Number Title Priority Date Filing Date
CA242,758A Expired CA1060552A (en) 1975-01-16 1975-12-30 Frequency discriminating circuit

Country Status (7)

Country Link
US (1) US3997797A (cg-RX-API-DMAC7.html)
JP (1) JPS5846884B2 (cg-RX-API-DMAC7.html)
CA (1) CA1060552A (cg-RX-API-DMAC7.html)
DE (1) DE2601362C2 (cg-RX-API-DMAC7.html)
FR (1) FR2298227A1 (cg-RX-API-DMAC7.html)
GB (1) GB1529991A (cg-RX-API-DMAC7.html)
NL (1) NL7600391A (cg-RX-API-DMAC7.html)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6049987B2 (ja) * 1980-12-22 1985-11-06 日本ビクター株式会社 Ｆｍ復調回路
JPS58212205A (ja) * 1982-04-28 1983-12-09 Toko Inc Ｆｍ検波回路
US4818989A (en) * 1984-03-27 1989-04-04 Rockwell International Corporation Selective calling decoder
US4891602A (en) * 1987-01-07 1990-01-02 Bernard Strehler Visual/voice input recognition sensor
AT513220B1 (de) * 2012-07-24 2016-07-15 Siemens Ag Einrichtung zur resonant - induktiven Energieübertragung
WO2015140759A1 (en) * 2014-03-20 2015-09-24 American Dynamics Fight Systems, Inc. Bluff body adaptive wake reduction system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2520621A (en) * 1949-05-31 1950-08-29 Rca Corp Frequency discriminator
US2773181A (en) * 1951-10-25 1956-12-04 Westinghouse Electric Corp Frequency discriminator system
US3183449A (en) * 1962-02-07 1965-05-11 Gen Electric Wide band frequency discriminator
US3434075A (en) * 1966-03-31 1969-03-18 Us Navy Phase-sensitive modulator and demodulator utilizing a single transformer
DE1809293B2 (de) * 1967-12-01 1971-03-18 Frequenzdiskriminator
US3621409A (en) * 1969-10-27 1971-11-16 Matsushita Electric Industrial Co Ltd Frequency discriminator circuit having a narrow detection band

Also Published As

Publication number Publication date
JPS5846884B2 (ja) 1983-10-19
FR2298227A1 (fr) 1976-08-13
DE2601362C2 (de) 1984-02-16
FR2298227B1 (cg-RX-API-DMAC7.html) 1980-08-14
NL7600391A (nl) 1976-07-20
DE2601362A1 (de) 1976-07-22
US3997797A (en) 1976-12-14
GB1529991A (en) 1978-10-25
JPS5182558A (cg-RX-API-DMAC7.html) 1976-07-20

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Legal Events

Date Code Title Description
MKEX Expiry

Effective date: 19960814