SE7410933L - - Google Patents

Info

Publication number
SE7410933L
SE7410933L SE7410933A SE7410933A SE7410933L SE 7410933 L SE7410933 L SE 7410933L SE 7410933 A SE7410933 A SE 7410933A SE 7410933 A SE7410933 A SE 7410933A SE 7410933 L SE7410933 L SE 7410933L
Authority
SE
Sweden
Prior art keywords
agc amplifier
input voltage
level
circuit
output
Prior art date
Application number
SE7410933A
Other languages
Unknown language ( )
English (en)
Other versions
SE397454B (sv
Inventor
Y Sato
C Hirabara
Original Assignee
Oki Electric Ind Co Ltd
Nippon Telegraph & Telephone
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 Oki Electric Ind Co Ltd, Nippon Telegraph & Telephone filed Critical Oki Electric Ind Co Ltd
Publication of SE7410933L publication Critical patent/SE7410933L/
Publication of SE397454B publication Critical patent/SE397454B/xx

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)
SE7410933-1A 1973-09-07 1974-08-29 Automatiskt foerstaerkningsreglersystem SE397454B (sv)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
SE7410933L true SE7410933L (ru) 1975-03-10
SE397454B SE397454B (sv) 1977-10-31

Family

ID=14269206

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7410933-1A SE397454B (sv) 1973-09-07 1974-08-29 Automatiskt foerstaerkningsreglersystem

Country Status (7)

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

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5422512U (ru) * 1977-07-15 1979-02-14
JPS6114209Y2 (ru) * 1978-11-16 1986-05-02
JPS55157155U (ru) * 1979-04-27 1980-11-12
JPS5671611U (ru) * 1979-11-06 1981-06-12
US4464635A (en) * 1982-11-18 1984-08-07 Zenith Electronics Corporation Non-reactive limiter
JPS6080309A (ja) * 1983-10-09 1985-05-08 Rohm Co Ltd 増幅回路
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)

Family Cites Families (10)

* 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
JPS4026981Y1 (ru) * 1965-04-02 1965-09-20
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

Also Published As

Publication number Publication date
DE2441355B2 (de) 1981-05-07
FR2243553A1 (ru) 1975-04-04
JPS5051646A (ru) 1975-05-08
IT1020266B (it) 1977-12-20
DE2441355A1 (de) 1975-04-10
SE397454B (sv) 1977-10-31
US3927381A (en) 1975-12-16
FR2243553B1 (ru) 1977-03-25
DE2441355C3 (de) 1982-01-07
GB1476166A (en) 1977-06-10

Similar Documents

Publication Publication Date Title
ES414601A1 (es) Un metodo y su correspondiente aparato de fijacion de un tren de impulsos electricos.
SE7410933L (ru)
ES375554A1 (es) Perfeccionamientos en etapas traductoras de senales.
ES489541A1 (es) Un dispositivo de filtro adaptativo que tiene un circuito deretardo
GB1458545A (en) Window detector circuit
US3723897A (en) Agc circuit to maintain amplification at a fixed level between speech bursts
ES389117A1 (es) Perfeccionamientos en circuitos generadores de formas de ondas.
ES437016A1 (es) Circuito de eliminacion de ruido.
DE3381276D1 (de) Schaltungsanordnung zur lautstaerkestellung.
SU647850A1 (ru) Регулируемый усилитель
DE59007715D1 (de) Schaltungsanordnung zur Regelung des Pegels elektrischer Signale.
SU542329A1 (ru) Устройство дл временной автоматической регулировки усилинени
SU886208A1 (ru) Устройство шумовой автоматической регулировки усилени
SU471655A1 (ru) Усилитель с автоматической регулировкой усилени
JPS54100644A (en) Automatic gain control system
JPS5763935A (en) Bootstrap circuit
JPS5378113A (en) Agc circuit for video circuit
ES370822A1 (es) Una disposicion de control de borrado y de nivel de negro para senales de video.
JPS5464955A (en) Amplifier circuit
JPS5379357A (en) Automatic gain switching amplifier
ES344370A1 (es) Amplificador de senales electricas de ganancia variable.
JPS5440014A (en) Compander
JPS5665513A (en) Agc circuit
JPS57171811A (en) Variable attenuating circuit
FR2250454A5 (en) Remote control system for television receiver - has photoresistor bridge circuit connected to transistor circuit

Legal Events

Date Code Title Description
NUG Patent has lapsed

Ref document number: 7410933-1

Effective date: 19930307

Format of ref document f/p: F