FR2143507B1 - - Google Patents

Info

Publication number
FR2143507B1
FR2143507B1 FR7110823A FR7110823A FR2143507B1 FR 2143507 B1 FR2143507 B1 FR 2143507B1 FR 7110823 A FR7110823 A FR 7110823A FR 7110823 A FR7110823 A FR 7110823A FR 2143507 B1 FR2143507 B1 FR 2143507B1
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.)
Expired
Application number
FR7110823A
Other languages
French (fr)
Other versions
FR2143507A1 (de
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR7110823A priority Critical patent/FR2143507B1/fr
Priority to AT253872A priority patent/AT319337B/de
Priority to IT4920772A priority patent/IT960777B/it
Priority to BR177072A priority patent/BR7201770D0/pt
Publication of FR2143507A1 publication Critical patent/FR2143507A1/fr
Application granted granted Critical
Publication of FR2143507B1 publication Critical patent/FR2143507B1/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 or when only weak signals are present, or caused by the presence of noise signals, e.g. squelch systems
    • H03G3/342—Muting when some special characteristic of the signal is sensed which distinguishes it from noise, e.g. using speech detector
FR7110823A 1971-03-26 1971-03-26 Expired FR2143507B1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7110823A FR2143507B1 (de) 1971-03-26 1971-03-26
AT253872A AT319337B (de) 1971-03-26 1972-03-23 Sperrsignalerzeugerschaltung für die Rauschsperre eines Empfängers
IT4920772A IT960777B (it) 1971-03-26 1972-03-24 Perfezionamento ai circuiti genera tori del segnale di interruzione nei dispositivi di silenzio dei ricevitori
BR177072A BR7201770D0 (pt) 1971-03-26 1972-03-27 Aperfeicoamento nos circuitos geradores de sinal de corte nos dispositivos de silencio dos receptores

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7110823A FR2143507B1 (de) 1971-03-26 1971-03-26

Publications (2)

Publication Number Publication Date
FR2143507A1 FR2143507A1 (de) 1973-02-09
FR2143507B1 true FR2143507B1 (de) 1974-04-26

Family

ID=9074225

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7110823A Expired FR2143507B1 (de) 1971-03-26 1971-03-26

Country Status (4)

Country Link
AT (1) AT319337B (de)
BR (1) BR7201770D0 (de)
FR (1) FR2143507B1 (de)
IT (1) IT960777B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4176286A (en) * 1978-03-08 1979-11-27 Bei Electronics, Inc. Signal translator with squelch

Also Published As

Publication number Publication date
IT960777B (it) 1973-11-30
AT319337B (de) 1974-12-10
BR7201770D0 (pt) 1973-05-10
FR2143507A1 (de) 1973-02-09

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Legal Events

Date Code Title Description
CL Concession to grant licenses
ST Notification of lapse