FR2481541B1 - Amplificateur a gain regle et a contre-reaction d'emetteur variable - Google Patents

Amplificateur a gain regle et a contre-reaction d'emetteur variable

Info

Publication number
FR2481541B1
FR2481541B1 FR8108019A FR8108019A FR2481541B1 FR 2481541 B1 FR2481541 B1 FR 2481541B1 FR 8108019 A FR8108019 A FR 8108019A FR 8108019 A FR8108019 A FR 8108019A FR 2481541 B1 FR2481541 B1 FR 2481541B1
Authority
FR
France
Prior art keywords
gain amplifier
variable transmitter
adjusted gain
transmitter feedback
feedback
Prior art date
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
FR8108019A
Other languages
English (en)
Other versions
FR2481541A1 (fr
Inventor
Jack Rudolph Harford
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.)
RCA Corp
Original Assignee
RCA Corp
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 RCA Corp filed Critical RCA Corp
Publication of FR2481541A1 publication Critical patent/FR2481541A1/fr
Application granted granted Critical
Publication of FR2481541B1 publication Critical patent/FR2481541B1/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
    • H03G3/02—Manually-operated control
    • H03G3/04—Manually-operated control in untuned amplifiers
    • H03G3/10—Manually-operated control in untuned amplifiers having semiconductor devices
    • 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
    • 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
    • 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
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • H03G1/0082—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using bipolar transistor-type devices
FR8108019A 1980-04-23 1981-04-22 Amplificateur a gain regle et a contre-reaction d'emetteur variable Expired FR2481541B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/143,035 US4345214A (en) 1980-04-23 1980-04-23 Variable emitter degeneration gain-controlled amplifier

Publications (2)

Publication Number Publication Date
FR2481541A1 FR2481541A1 (fr) 1981-10-30
FR2481541B1 true FR2481541B1 (fr) 1987-03-20

Family

ID=22502323

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8108019A Expired FR2481541B1 (fr) 1980-04-23 1981-04-22 Amplificateur a gain regle et a contre-reaction d'emetteur variable

Country Status (23)

Country Link
US (1) US4345214A (fr)
JP (1) JPS56168415A (fr)
KR (1) KR850000733B1 (fr)
AR (1) AR231889A1 (fr)
AT (1) AT383236B (fr)
AU (1) AU542842B2 (fr)
BE (1) BE888511A (fr)
CA (1) CA1170731A (fr)
DD (1) DD158458A5 (fr)
DE (1) DE3116228A1 (fr)
DK (1) DK157966C (fr)
ES (1) ES501552A0 (fr)
FI (1) FI74367C (fr)
FR (1) FR2481541B1 (fr)
GB (1) GB2074410B (fr)
IT (1) IT1194044B (fr)
NL (1) NL190681C (fr)
NZ (1) NZ196874A (fr)
PL (1) PL135040B1 (fr)
PT (1) PT72855B (fr)
SE (1) SE448801B (fr)
SU (1) SU1268118A3 (fr)
ZA (1) ZA812598B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5952874A (ja) * 1982-09-20 1984-03-27 Toshiba Corp 利得制御回路装置
KR19990028799A (ko) * 1996-05-09 1999-04-15 엠. 제이. 엠. 반캄 상호 컨덕턴스가 제어 가능한 축퇴 차동 쌍
JP4054716B2 (ja) * 2003-05-16 2008-03-05 沖電気工業株式会社 可変ゲインアンプ及びａｍ変調信号受信回路及び検波回路
US8611836B2 (en) * 2010-08-25 2013-12-17 Skyworks Solutions, Inc. Amplifier gain adjustment in response to reduced supply voltage
RU2719419C1 (ru) * 2019-12-16 2020-04-17 Открытое акционерное общество "Межгосударственная Корпорация Развития" (ОАО"Межгосударственная Корпорация Развития") Способ автоматической регулировки усиления и устройство его реализующее

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3002090A (en) 1958-08-27 1961-09-26 Hazeltine Research Inc Automatic-gain-control system
DE1247405B (de) 1960-06-09 1967-08-17 Telefunken Patent In einem weiten Bereich regelbarer einstufiger Transistorverstaerker
DE1285547B (de) * 1965-04-17 1968-12-19 Te Ka De Fernmeldeapp Gmbh Verfahren zur automatischen Verstaerkungsregelung einer gegengekoppelten Transistor-Verstaerkerstufe in Emitterschaltung
DE1943788A1 (de) 1969-08-28 1971-03-04 Siemens Ag Schaltungsanordnung fuer eine integrierte Verstaerkerstufe mit gesteuerter Gegenkopplung
US3641450A (en) * 1970-12-15 1972-02-08 Motorola Inc Gain controlled differential amplifier circuit
US3700937A (en) * 1971-07-01 1972-10-24 Branson Instr Submersible ultrasonic transducer assembly
FR2204333A5 (fr) * 1972-10-20 1974-05-17 Thomson Csf
DE2262089C3 (de) 1972-12-19 1975-10-30 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung zur elektronischen Frequenzbeeinflussung, insbesondere elektronischer Klangeinsteller
JPS5625815B2 (fr) * 1974-02-14 1981-06-15
NL161318C (nl) 1974-06-17 1980-01-15 Philips Nv Symmetrische inrichting voor het vormen van een regel- bare wisselstroomweerstand.
US4131809A (en) * 1974-06-17 1978-12-26 U.S. Philips Corporation Symmetrical arrangement for forming a variable alternating-current resistance
DE2804142C3 (de) * 1978-01-31 1982-02-11 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur Kompensation von Verlustströmen, die in einem zur Verstärkungsregelung von integrierten, breitbandigen Differenzverstärkern verwendeten dynamischen Widerstand durch parasitäre Transistoren bedingt sind
US4267518A (en) * 1979-09-13 1981-05-12 Sperry Corporation Gain controllable amplifier stage
US4344043A (en) * 1980-04-23 1982-08-10 Rca Corporation Variable load impedance gain-controlled amplifier

Also Published As

Publication number Publication date
PL135040B1 (en) 1985-09-30
ATA182481A (de) 1986-10-15
BE888511A (fr) 1981-08-17
SE8102482L (sv) 1981-10-24
PL230736A1 (fr) 1981-12-23
DD158458A5 (de) 1983-01-12
FI811188L (fi) 1981-10-24
SU1268118A3 (ru) 1986-10-30
DE3116228A1 (de) 1982-03-25
SE448801B (sv) 1987-03-16
US4345214A (en) 1982-08-17
AU542842B2 (en) 1985-03-21
NL8101991A (nl) 1981-11-16
DK157966C (da) 1990-08-13
FI74367C (fi) 1988-01-11
AT383236B (de) 1987-06-10
NL190681B (nl) 1994-01-17
DK157966B (da) 1990-03-05
PT72855A (en) 1981-05-01
NZ196874A (en) 1985-02-28
JPS56168415A (en) 1981-12-24
ES8206117A1 (es) 1982-06-16
DK179581A (da) 1981-10-24
DE3116228C2 (fr) 1987-05-14
ZA812598B (en) 1982-04-28
JPH0121643B2 (fr) 1989-04-21
KR830005762A (ko) 1983-09-09
IT8120925A0 (it) 1981-04-03
FI74367B (fi) 1987-09-30
CA1170731A (fr) 1984-07-10
FR2481541A1 (fr) 1981-10-30
AU6963481A (en) 1981-10-29
KR850000733B1 (ko) 1985-05-23
NL190681C (nl) 1994-06-16
AR231889A1 (es) 1985-03-29
ES501552A0 (es) 1982-06-16
IT1194044B (it) 1988-08-31
GB2074410A (en) 1981-10-28
GB2074410B (en) 1984-07-25
PT72855B (en) 1982-04-02

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Legal Events

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