FR2376557B1 - - Google Patents

Info

Publication number
FR2376557B1
FR2376557B1 FR7739599A FR7739599A FR2376557B1 FR 2376557 B1 FR2376557 B1 FR 2376557B1 FR 7739599 A FR7739599 A FR 7739599A FR 7739599 A FR7739599 A FR 7739599A FR 2376557 B1 FR2376557 B1 FR 2376557B1
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
FR7739599A
Other versions
FR2376557A1 (fr
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2376557A1 publication Critical patent/FR2376557A1/fr
Application granted granted Critical
Publication of FR2376557B1 publication Critical patent/FR2376557B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0017—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier
    • H03G1/0023—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier in emitter-coupled or cascode amplifiers
    • 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
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
FR7739599A 1976-12-29 1977-12-29 Amplificateur de signal a reglage de gain Granted FR2376557A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7614515A NL7614515A (nl) 1976-12-29 1976-12-29 In versterking geregelde signaalversterker.

Publications (2)

Publication Number Publication Date
FR2376557A1 FR2376557A1 (fr) 1978-07-28
FR2376557B1 true FR2376557B1 (fr) 1983-02-25

Family

ID=19827463

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7739599A Granted FR2376557A1 (fr) 1976-12-29 1977-12-29 Amplificateur de signal a reglage de gain

Country Status (8)

Country Link
US (1) US4152667A (fr)
JP (1) JPS5823012B2 (fr)
BR (1) BR7708641A (fr)
DE (1) DE2756332C2 (fr)
FR (1) FR2376557A1 (fr)
GB (1) GB1558020A (fr)
IT (1) IT1091798B (fr)
NL (1) NL7614515A (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2452208A1 (fr) * 1979-03-20 1980-10-17 Thomson Csf Tete h.f. a dynamique autoadaptative et recepteur comportant une telle tete h.f.
JPS5740384A (en) * 1980-08-20 1982-03-05 Sankyo Seiki Mfg Co Ltd Driving device for commutatorless dc motor
JPS57143909A (en) * 1981-02-28 1982-09-06 Fujitsu Ltd Variable gain amplifying circuit
JPS58200610A (ja) * 1982-05-18 1983-11-22 Sony Corp 高入力インピーダンス回路
JPS59117815A (ja) * 1982-12-25 1984-07-07 Nippon Gakki Seizo Kk 電気抵抗制御回路
NL8400495A (nl) * 1984-02-16 1985-09-16 Philips Nv In versterking geregelde versterkerinrichting.
ATE49687T1 (de) * 1984-06-07 1990-02-15 Siemens Ag Differenzverstaerkerschaltung.
JPS6239203U (fr) * 1985-08-28 1987-03-09
US4870372A (en) * 1988-05-20 1989-09-26 At&E Corporation AGC delay on an integrated circuit
US5030924A (en) * 1989-03-30 1991-07-09 Silicon Systems, Inc. Temperature compensated exponential gain control circuit
DE4004135A1 (de) * 1990-02-10 1991-08-14 Thomson Brandt Gmbh Frequenzgangkompensierte schaltung
US5063311A (en) * 1990-06-04 1991-11-05 Motorola, Inc. Programmable time delay circuit for digital logic circuits
JP2596675Y2 (ja) * 1992-10-21 1999-06-21 本田技研工業株式会社 移動作業機における変速機の前、後進切換規制装置
GB0209830D0 (en) * 2002-04-30 2002-06-05 Zarlink Semiconductor Ltd Circuit stage for radio frequency tuner and radio frequency tuner
KR100756928B1 (ko) * 2004-12-17 2007-09-07 인티그런트 테크놀로지즈(주) 온도에 따라 티오피를 보상하는 튜너.

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2903522A (en) * 1955-07-07 1959-09-08 Gen Precision Lab Inc Transistor amplifier
GB877206A (en) * 1960-07-13 1961-09-13 Gen Motors Corp Improvements in and relating to automatic gain control in transistor radio receivers
US3344355A (en) * 1964-02-03 1967-09-26 Motorola Inc Delayed automatic gain control for transistorized wave signal receivers
US3328714A (en) * 1964-06-15 1967-06-27 Philips Corp Automatic gain control system for cascaded transistor amplifier
US3454721A (en) * 1966-05-31 1969-07-08 Admiral Corp Transistorized agc system
US3579112A (en) * 1969-03-03 1971-05-18 Rca Corp Automatic gain control systems
GB1320910A (en) * 1969-09-16 1973-06-20 Plessey Co Ltd Amplifiers
US3665317A (en) * 1970-04-07 1972-05-23 Rca Corp Sequential agc system for signal receiver
US3697883A (en) * 1970-09-10 1972-10-10 Motorola Inc Automatic gain control circuit
FR2159545A5 (fr) * 1971-11-02 1973-06-22 Thomson Csf
US3838210A (en) * 1973-10-01 1974-09-24 Gen Electric Automatic gain control system and amplifier of controllable gain

Also Published As

Publication number Publication date
DE2756332A1 (de) 1978-07-13
FR2376557A1 (fr) 1978-07-28
DE2756332C2 (de) 1982-06-09
IT1091798B (it) 1985-07-06
JPS5384444A (en) 1978-07-25
JPS5823012B2 (ja) 1983-05-12
GB1558020A (en) 1979-12-19
BR7708641A (pt) 1979-07-24
NL7614515A (nl) 1978-07-03
US4152667A (en) 1979-05-01

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Legal Events

Date Code Title Description
ST Notification of lapse