FR2204090A1 - - Google Patents

Info

Publication number
FR2204090A1
FR2204090A1 FR7238697A FR7238697A FR2204090A1 FR 2204090 A1 FR2204090 A1 FR 2204090A1 FR 7238697 A FR7238697 A FR 7238697A FR 7238697 A FR7238697 A FR 7238697A FR 2204090 A1 FR2204090 A1 FR 2204090A1
Authority
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.)
Granted
Application number
FR7238697A
Other languages
French (fr)
Other versions
FR2204090B1 (cs
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.)
HALBERTHAL GERARD
Original Assignee
HALBERTHAL GERARD
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 HALBERTHAL GERARD filed Critical HALBERTHAL GERARD
Priority to FR7238697A priority Critical patent/FR2204090B1/fr
Priority to AR24792573A priority patent/AR196247A1/es
Priority to BR828173A priority patent/BR7308281D0/pt
Publication of FR2204090A1 publication Critical patent/FR2204090A1/fr
Application granted granted Critical
Publication of FR2204090B1 publication Critical patent/FR2204090B1/fr
Expired legal-status Critical Current

Links

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
    • H03G3/341—Muting when no signals or only weak signals are present
FR7238697A 1972-10-24 1972-10-24 Expired FR2204090B1 (cs)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7238697A FR2204090B1 (cs) 1972-10-24 1972-10-24
AR24792573A AR196247A1 (es) 1972-10-24 1973-05-09 Silenciador selectivo para un receptor de informacion y de telefonia
BR828173A BR7308281D0 (pt) 1972-10-24 1973-10-23 Dispositivo eletronico silenciador de ruidos

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7238697A FR2204090B1 (cs) 1972-10-24 1972-10-24

Publications (2)

Publication Number Publication Date
FR2204090A1 true FR2204090A1 (cs) 1974-05-17
FR2204090B1 FR2204090B1 (cs) 1976-08-20

Family

ID=9106500

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7238697A Expired FR2204090B1 (cs) 1972-10-24 1972-10-24

Country Status (3)

Country Link
AR (1) AR196247A1 (cs)
BR (1) BR7308281D0 (cs)
FR (1) FR2204090B1 (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0208530A3 (en) * 1985-07-06 1988-08-03 Nec Corporation Squelch detecting circuit with squelch start determining means

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1102088A (en) * 1966-03-25 1968-02-07 Standard Telephones Cables Ltd Muting circuit for radio receivers
US3621401A (en) * 1969-09-23 1971-11-16 Sierra Research Corp Frequency spectrum responsive noise reduction system
DE1791016A1 (de) * 1968-08-29 1972-03-16 Telefunken Patent Schaltungsanordnung zur Rauschunterdrueckung bei der Abstimmung von FM-Empfaengern

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1102088A (en) * 1966-03-25 1968-02-07 Standard Telephones Cables Ltd Muting circuit for radio receivers
DE1791016A1 (de) * 1968-08-29 1972-03-16 Telefunken Patent Schaltungsanordnung zur Rauschunterdrueckung bei der Abstimmung von FM-Empfaengern
US3621401A (en) * 1969-09-23 1971-11-16 Sierra Research Corp Frequency spectrum responsive noise reduction system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0208530A3 (en) * 1985-07-06 1988-08-03 Nec Corporation Squelch detecting circuit with squelch start determining means

Also Published As

Publication number Publication date
FR2204090B1 (cs) 1976-08-20
BR7308281D0 (pt) 1974-07-11
AR196247A1 (es) 1973-12-10

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse