JPS5051646A - - Google Patents

Info

Publication number
JPS5051646A
JPS5051646A JP48100259A JP10025973A JPS5051646A JP S5051646 A JPS5051646 A JP S5051646A JP 48100259 A JP48100259 A JP 48100259A JP 10025973 A JP10025973 A JP 10025973A JP S5051646 A JPS5051646 A JP S5051646A
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
JP48100259A
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 JP48100259A priority Critical patent/JPS5051646A/ja
Priority to US497623A priority patent/US3927381A/en
Priority to GB3636974A priority patent/GB1476166A/en
Priority to IT26702/74A priority patent/IT1020266B/it
Priority to DE2441355A priority patent/DE2441355C3/de
Priority to SE7410933-1A priority patent/SE397454B/xx
Priority to FR7430282A priority patent/FR2243553B1/fr
Publication of JPS5051646A publication Critical patent/JPS5051646A/ja
Pending 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
    • H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
    • 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
    • H03G3/341—Muting when no signals or only weak signals are present

Landscapes

  • Control Of Amplification And Gain Control (AREA)
JP48100259A 1973-09-07 1973-09-07 Pending JPS5051646A (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP48100259A JPS5051646A (ja) 1973-09-07 1973-09-07
US497623A US3927381A (en) 1973-09-07 1974-08-15 Non signal detection type AGC system
GB3636974A GB1476166A (en) 1973-09-07 1974-08-19 Agc amplifier circuit arrangement
IT26702/74A IT1020266B (it) 1973-09-07 1974-08-29 Sistema amplificatore di tipo a controllo automatico di gua dagno rilevante la mancanza di segnale
DE2441355A DE2441355C3 (de) 1973-09-07 1974-08-29 Impulsmodulationsverstärker zur Telegraphiezeichenentzerrung mit einem einen Verstärker aufweisenden Verstärkerschaltkreis mit automatischer Verstärkungsregelung
SE7410933-1A SE397454B (sv) 1973-09-07 1974-08-29 Automatiskt foerstaerkningsreglersystem
FR7430282A FR2243553B1 (ja) 1973-09-07 1974-09-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP48100259A JPS5051646A (ja) 1973-09-07 1973-09-07

Publications (1)

Publication Number Publication Date
JPS5051646A true JPS5051646A (ja) 1975-05-08

Family

ID=14269206

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48100259A Pending JPS5051646A (ja) 1973-09-07 1973-09-07

Country Status (7)

Country Link
US (1) US3927381A (ja)
JP (1) JPS5051646A (ja)
DE (1) DE2441355C3 (ja)
FR (1) FR2243553B1 (ja)
GB (1) GB1476166A (ja)
IT (1) IT1020266B (ja)
SE (1) SE397454B (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5574121U (ja) * 1978-11-16 1980-05-22
JPS55157155U (ja) * 1979-04-27 1980-11-12
JPS5671611U (ja) * 1979-11-06 1981-06-12
JPS6080309A (ja) * 1983-10-09 1985-05-08 Rohm Co Ltd 増幅回路

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5422512U (ja) * 1977-07-15 1979-02-14
US4464635A (en) * 1982-11-18 1984-08-07 Zenith Electronics Corporation Non-reactive limiter
US5045809A (en) * 1989-08-31 1991-09-03 Samsung Electronics Co., Ltd. Automatic gain control (AGC) circuit for a trunk interface in a private branch exchange (PBX)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4026981Y1 (ja) * 1965-04-02 1965-09-20

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2767310A (en) * 1954-06-28 1956-10-16 Air Associates Inc Carrier operated squelch circuit
US3050642A (en) * 1959-08-03 1962-08-21 Collins Radio Co Combined squelch circuit and amplifier
US3079558A (en) * 1960-12-05 1963-02-26 Collins Radio Co Squelch circuit
US3374437A (en) * 1964-08-26 1968-03-19 Heath Co Squelch system for radio receivers
US3688197A (en) * 1965-10-21 1972-08-29 Kahn Res Lab Communication system with selection means for determining the modulation mode of a received signal
US3478271A (en) * 1967-01-19 1969-11-11 Vm Corp Noise control circuit
DE1537664B2 (de) * 1967-07-18 1971-01-14 Siemens AG, 1000 Berlin u 8000 München Regelbarer Differenzverstärker
US3719892A (en) * 1970-08-04 1973-03-06 Hitachi Ltd Transistor radio receiver employing an improved squelch circuit
US3798559A (en) * 1971-04-20 1974-03-19 Matsushita Electric Ind Co Ltd Noise reduction system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4026981Y1 (ja) * 1965-04-02 1965-09-20

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5574121U (ja) * 1978-11-16 1980-05-22
JPS6114209Y2 (ja) * 1978-11-16 1986-05-02
JPS55157155U (ja) * 1979-04-27 1980-11-12
JPS5671611U (ja) * 1979-11-06 1981-06-12
JPS6080309A (ja) * 1983-10-09 1985-05-08 Rohm Co Ltd 増幅回路
JPH0318764B2 (ja) * 1983-10-09 1991-03-13 Rohm Kk

Also Published As

Publication number Publication date
DE2441355A1 (de) 1975-04-10
DE2441355B2 (de) 1981-05-07
FR2243553A1 (ja) 1975-04-04
SE397454B (sv) 1977-10-31
GB1476166A (en) 1977-06-10
SE7410933L (ja) 1975-03-10
IT1020266B (it) 1977-12-20
US3927381A (en) 1975-12-16
DE2441355C3 (de) 1982-01-07
FR2243553B1 (ja) 1977-03-25

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