JPS4979762A - - Google Patents

Info

Publication number
JPS4979762A
JPS4979762A JP12368372A JP12368372A JPS4979762A JP S4979762 A JPS4979762 A JP S4979762A JP 12368372 A JP12368372 A JP 12368372A JP 12368372 A JP12368372 A JP 12368372A JP S4979762 A JPS4979762 A JP S4979762A
Authority
JP
Japan
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.)
Pending
Application number
JP12368372A
Other languages
Japanese (ja)
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
Priority to JP12368372A priority Critical patent/JPS4979762A/ja
Priority to DE19732360910 priority patent/DE2360910A1/de
Priority to GB5690473A priority patent/GB1452498A/en
Publication of JPS4979762A publication Critical patent/JPS4979762A/ja
Pending 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
    • H03D3/24—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits
    • H03D3/241—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits the oscillator being part of a phase locked loop
    • H03D3/244—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits the oscillator being part of a phase locked loop combined with means for obtaining automatic gain control
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/34—Muting amplifier when no signal is present or when only weak signals are present, or caused by the presence of noise signals, e.g. squelch systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Noise Elimination (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Circuits Of Receivers In General (AREA)
JP12368372A 1972-12-09 1972-12-09 Pending JPS4979762A (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP12368372A JPS4979762A (de) 1972-12-09 1972-12-09
DE19732360910 DE2360910A1 (de) 1972-12-09 1973-12-06 Frequenzmodulationsempfaenger
GB5690473A GB1452498A (en) 1972-12-09 1973-12-07 Fm receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12368372A JPS4979762A (de) 1972-12-09 1972-12-09

Publications (1)

Publication Number Publication Date
JPS4979762A true JPS4979762A (de) 1974-08-01

Family

ID=14866717

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12368372A Pending JPS4979762A (de) 1972-12-09 1972-12-09

Country Status (3)

Country Link
JP (1) JPS4979762A (de)
DE (1) DE2360910A1 (de)
GB (1) GB1452498A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52105716A (en) * 1976-03-01 1977-09-05 Fujitsu Ltd Fm signal demodulator circuit

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6041493B2 (ja) * 1977-03-16 1985-09-17 ソニー株式会社 受信機
NL184594C (nl) * 1979-09-04 1989-09-01 Philips Nv Radio-ontvanger voorzien van een frequentie gesleutelde lus met audiofrequente terugkoppeling, en een stomschakeling.
NL8601844A (nl) * 1986-07-15 1988-02-01 Philips Nv Demodulatorschakeling.
DE3936888C1 (de) * 1989-11-06 1991-05-23 Stabo Elektronik Gmbh & Co Kg, 3200 Hildesheim, De

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52105716A (en) * 1976-03-01 1977-09-05 Fujitsu Ltd Fm signal demodulator circuit

Also Published As

Publication number Publication date
DE2360910A1 (de) 1974-06-12
GB1452498A (en) 1976-10-13

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