SE451286B - Forsterkningsreglerad forsterkare - Google Patents

Forsterkningsreglerad forsterkare

Info

Publication number
SE451286B
SE451286B SE8001968A SE8001968A SE451286B SE 451286 B SE451286 B SE 451286B SE 8001968 A SE8001968 A SE 8001968A SE 8001968 A SE8001968 A SE 8001968A SE 451286 B SE451286 B SE 451286B
Authority
SE
Sweden
Prior art keywords
transistor
emitter
voltage
amplifier
pin diode
Prior art date
Application number
SE8001968A
Other languages
English (en)
Swedish (sv)
Other versions
SE8001968L (sv
Inventor
J R Harford
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 SE8001968L publication Critical patent/SE8001968L/
Publication of SE451286B publication Critical patent/SE451286B/sv

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
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • H03G1/0052—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using diodes
    • H03G1/0058—PIN-diodes
    • 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
    • H03G3/3057—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 using at least one diode as controlling device

Landscapes

  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Television Receiver Circuits (AREA)
  • Semiconductor Integrated Circuits (AREA)
  • Bipolar Integrated Circuits (AREA)
  • Attenuators (AREA)
SE8001968A 1979-03-16 1980-03-13 Forsterkningsreglerad forsterkare SE451286B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/021,324 US4275362A (en) 1979-03-16 1979-03-16 Gain controlled amplifier using a pin diode

Publications (2)

Publication Number Publication Date
SE8001968L SE8001968L (sv) 1980-09-17
SE451286B true SE451286B (sv) 1987-09-21

Family

ID=21803567

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8001968A SE451286B (sv) 1979-03-16 1980-03-13 Forsterkningsreglerad forsterkare

Country Status (20)

Country Link
US (1) US4275362A (cs)
JP (1) JPS55130157A (cs)
KR (1) KR830002116B1 (cs)
AT (1) AT381420B (cs)
AU (1) AU539387B2 (cs)
BE (1) BE882248A (cs)
CA (1) CA1145421A (cs)
DD (1) DD149742A5 (cs)
DE (1) DE3009905C2 (cs)
DK (1) DK113480A (cs)
ES (1) ES489572A0 (cs)
FI (1) FI75953C (cs)
FR (1) FR2451663B1 (cs)
GB (1) GB2044565B (cs)
IT (1) IT1129644B (cs)
NL (1) NL8001543A (cs)
NZ (1) NZ193128A (cs)
PL (1) PL128485B1 (cs)
PT (1) PT70923A (cs)
SE (1) SE451286B (cs)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4365208A (en) 1980-04-23 1982-12-21 Rca Corporation Gain-controlled amplifier using a controllable alternating-current resistance
DE3115683C2 (de) * 1981-04-18 1983-07-28 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Schaltungsanordnung zur verzögerten, automatischen Verstärkungsregelung
US4439741A (en) * 1982-06-28 1984-03-27 Motorola, Inc. Stabilized high efficiency radio frequency amplifier
US4464635A (en) * 1982-11-18 1984-08-07 Zenith Electronics Corporation Non-reactive limiter
DE3448414C3 (de) * 1983-02-23 2003-07-17 Canon Kk Vibrationswellenantriebseinrichtung
JPS59195823U (ja) * 1983-06-10 1984-12-26 アルプス電気株式会社 利得制御増幅器
US4677392A (en) * 1985-12-16 1987-06-30 Hughes Aircraft Company Cascaded internal impedance dependent amplifier with accurate variable gain control
JPH02113573U (cs) * 1989-02-28 1990-09-11
JPH02113574U (cs) * 1989-02-28 1990-09-11
JPH02113575U (cs) * 1989-02-28 1990-09-11
US5374899A (en) * 1993-11-10 1994-12-20 Itt Corporation Self biased power amplifier employing FETs
JP3335079B2 (ja) * 1996-07-01 2002-10-15 シャープ株式会社 Ａｇｃ回路
EP0908007A2 (en) * 1997-03-26 1999-04-14 Koninklijke Philips Electronics N.V. Radio receiver and controllable amplifier circuit
US5969561A (en) * 1998-03-05 1999-10-19 Diablo Research Company, Llc Integrated circuit having a variable RF resistor
GB9906047D0 (en) * 1999-03-17 1999-05-12 Secr Defence Improvements in electromagnetic wave receiver front ends
JP4048648B2 (ja) * 1999-05-12 2008-02-20 ソニー株式会社 高周波増幅回路および受信機
US6271727B1 (en) 1999-08-06 2001-08-07 Rf Micro Devices, Inc. High isolation RF power amplifier with self-bias attenuator
US6452452B1 (en) 2000-07-10 2002-09-17 Intersil Americas Inc. Negative feedback gain control for common electrode transistor
JP3854840B2 (ja) * 2000-11-27 2006-12-06 シャープ株式会社 電力増幅回路およびそれを用いた通信装置
JP2002261542A (ja) * 2000-12-27 2002-09-13 Murata Mfg Co Ltd 発振器及びそれを用いた通信機
US6535068B1 (en) * 2001-02-17 2003-03-18 Microtune (Texas), L.P. System and method for temperature compensated IF amplifier
US6889038B2 (en) * 2001-04-06 2005-05-03 Koninklijke Philips Electronics N.V. Dynamic biasing of a transmitter
US6876635B2 (en) * 2001-11-05 2005-04-05 Motorola, Inc. Current reduction by receiver linearity adjustment in a communication device
US20040222842A1 (en) * 2002-11-13 2004-11-11 Owens Ronnie Edward Systems and methods for generating a reference voltage
CN101164231B (zh) * 2005-01-31 2012-03-21 Nxp股份有限公司 具有增益可控制的输入级的接收器
JP4077831B2 (ja) * 2005-05-11 2008-04-23 松下電器産業株式会社 高周波増幅器

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL156008B (nl) * 1970-06-06 1978-02-15 Philips Nv Ingangsschakeling van een televisie-afstemeenheid.
US3309617A (en) * 1964-05-04 1967-03-14 Philco Ford Corp Controllable gain transistor amplifier utilizing current-variable impedance in emitter circuit for providing controllable signal degeneration
US3374404A (en) * 1964-09-18 1968-03-19 Texas Instruments Inc Surface-oriented semiconductor diode
US3396317A (en) * 1965-11-30 1968-08-06 Texas Instruments Inc Surface-oriented high frequency diode
US3348154A (en) * 1965-12-14 1967-10-17 Scott Inc H H Signal mixing and conversion apparatus employing field effect transistor with squarelaw operation
US3518585A (en) * 1966-12-30 1970-06-30 Texas Instruments Inc Voltage controlled a.c. signal attenuator
US3536934A (en) * 1967-10-25 1970-10-27 Gen Electric Wideband automatic gain control circuit
US3538448A (en) * 1968-01-17 1970-11-03 Rca Corp Gain controlled amplifier
ES372211A1 (es) * 1968-10-11 1972-02-16 Rca Corp Un amplificador de banda ancha.
US3624561A (en) * 1970-02-24 1971-11-30 Ben H Tongue Broadband aperiodic attenuator apparatus
DE2108497A1 (de) * 1971-02-23 1972-09-07 Sel Verstärkungsregelung, insbesondere zur Farbsattigungseinstellung eines SECAM Empfängers
DE2126136C3 (de) * 1971-05-26 1982-07-29 Blaupunkt-Werke Gmbh, 3200 Hildesheim Regelbare HF-Eingangsstufe mit einem PIN-Dioden-Dämpfungsglied
FR2204333A5 (cs) * 1972-10-20 1974-05-17 Thomson Csf
NL7215200A (cs) * 1972-11-10 1974-05-14
JPS546750A (en) 1977-06-17 1979-01-19 Nec Corp Transistor amplifying device

Also Published As

Publication number Publication date
ES8103521A1 (es) 1981-02-16
FR2451663A1 (fr) 1980-10-10
KR830002116B1 (ko) 1983-10-12
FI75953B (fi) 1988-04-29
CA1145421A (en) 1983-04-26
GB2044565A (en) 1980-10-15
DE3009905C2 (de) 1986-12-11
NL8001543A (nl) 1980-09-18
IT8020549A0 (it) 1980-03-12
ATA145580A (de) 1986-02-15
JPS55130157A (en) 1980-10-08
FI800709A7 (fi) 1980-09-17
FI75953C (fi) 1988-08-08
DE3009905A1 (de) 1980-09-25
ES489572A0 (es) 1981-02-16
NZ193128A (en) 1983-09-30
GB2044565B (en) 1983-06-15
KR830002454A (ko) 1983-05-28
AT381420B (de) 1986-10-10
AU539387B2 (en) 1984-09-27
AU5626680A (en) 1980-09-18
PL128485B1 (en) 1984-01-31
DK113480A (da) 1980-09-17
JPS6225265B2 (cs) 1987-06-02
BE882248A (fr) 1980-07-01
PT70923A (en) 1980-04-01
SE8001968L (sv) 1980-09-17
US4275362A (en) 1981-06-23
FR2451663B1 (fr) 1986-08-14
PL222725A1 (cs) 1981-01-30
DD149742A5 (de) 1981-07-22
IT1129644B (it) 1986-06-11

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