FR1585427A - - Google Patents

Info

Publication number
FR1585427A
FR1585427A FR1585427DA FR1585427A FR 1585427 A FR1585427 A FR 1585427A FR 1585427D A FR1585427D A FR 1585427DA FR 1585427 A FR1585427 A FR 1585427A
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FR
France
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
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.)
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Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR1585427A publication Critical patent/FR1585427A/fr
Expired legal-status Critical Current

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Classifications

    • 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
    • H03G3/344—Muting responsive to the amount of noise (noise squelch)
FR1585427D 1968-07-16 1968-07-16 Expired FR1585427A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR159425 1968-07-16

Publications (1)

Publication Number Publication Date
FR1585427A true FR1585427A (fr) 1970-01-23

Family

ID=8652653

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1585427D Expired FR1585427A (fr) 1968-07-16 1968-07-16

Country Status (1)

Country Link
FR (1) FR1585427A (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2460602A1 (de) * 1974-12-20 1976-06-24 Siemens Ag Empfaenger fuer hochfrequente elektromagnetische schwingungen mit verstaerkungsregelung und ueberwachungsschaltung
FR2316790A1 (fr) * 1975-06-30 1977-01-28 California Microwave Demodulateur fm ayant un circuit d'amortissement utilisant une ligne a retard a decalage progressif
FR2547138A1 (fr) * 1983-06-01 1984-12-07 Trt Telecom Radio Electr Dispositif de silencieux pour recepteur radio am/fm
DE3537837C1 (de) * 1985-10-24 1987-02-19 Philips Patentverwaltung Schaltungsanordnung zur Stoergeraeuschunterdrueckung bei auf Minimum eingestellter Lautstaerke eines Niederfrequenzverstaerkers

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2460602A1 (de) * 1974-12-20 1976-06-24 Siemens Ag Empfaenger fuer hochfrequente elektromagnetische schwingungen mit verstaerkungsregelung und ueberwachungsschaltung
FR2316790A1 (fr) * 1975-06-30 1977-01-28 California Microwave Demodulateur fm ayant un circuit d'amortissement utilisant une ligne a retard a decalage progressif
FR2547138A1 (fr) * 1983-06-01 1984-12-07 Trt Telecom Radio Electr Dispositif de silencieux pour recepteur radio am/fm
EP0128617A1 (fr) * 1983-06-01 1984-12-19 Telecommunications Radioelectriques Et Telephoniques T.R.T. Dispositif de silencieux pour récepteur radio AM/FM
DE3537837C1 (de) * 1985-10-24 1987-02-19 Philips Patentverwaltung Schaltungsanordnung zur Stoergeraeuschunterdrueckung bei auf Minimum eingestellter Lautstaerke eines Niederfrequenzverstaerkers

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Legal Events

Date Code Title Description
ST Notification of lapse