IT1129644B - Amplificatore a guadagno controllato e diodo pin per l'impiego nello stesso - Google Patents

Amplificatore a guadagno controllato e diodo pin per l'impiego nello stesso

Info

Publication number
IT1129644B
IT1129644B IT20549/80A IT2054980A IT1129644B IT 1129644 B IT1129644 B IT 1129644B IT 20549/80 A IT20549/80 A IT 20549/80A IT 2054980 A IT2054980 A IT 2054980A IT 1129644 B IT1129644 B IT 1129644B
Authority
IT
Italy
Prior art keywords
same
gain amplifier
pin diode
controlled gain
controlled
Prior art date
Application number
IT20549/80A
Other languages
English (en)
Other versions
IT8020549A0 (it
Inventor
Jack Rudolph 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 IT8020549A0 publication Critical patent/IT8020549A0/it
Application granted granted Critical
Publication of IT1129644B publication Critical patent/IT1129644B/it

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
IT20549/80A 1979-03-16 1980-03-12 Amplificatore a guadagno controllato e diodo pin per l'impiego nello stesso IT1129644B (it)

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
IT8020549A0 IT8020549A0 (it) 1980-03-12
IT1129644B true IT1129644B (it) 1986-06-11

Family

ID=21803567

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20549/80A IT1129644B (it) 1979-03-16 1980-03-12 Amplificatore a guadagno controllato e diodo pin per l'impiego nello stesso

Country Status (20)

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

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPH02113575U (it) * 1989-02-28 1990-09-11
JPH02113573U (it) * 1989-02-28 1990-09-11
JPH02113574U (it) * 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
WO1998043348A2 (en) * 1997-03-26 1998-10-01 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
WO2006079969A1 (en) * 2005-01-31 2006-08-03 Nxp B.V. Receiver having a gain-controllable input stage
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 (it) * 1972-10-20 1974-05-17 Thomson Csf
NL7215200A (it) * 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
DE3009905C2 (de) 1986-12-11
NL8001543A (nl) 1980-09-18
KR830002454A (ko) 1983-05-28
PL222725A1 (it) 1981-01-30
BE882248A (fr) 1980-07-01
PT70923A (en) 1980-04-01
DK113480A (da) 1980-09-17
JPS6225265B2 (it) 1987-06-02
ES8103521A1 (es) 1981-02-16
FI800709A (fi) 1980-09-17
DD149742A5 (de) 1981-07-22
GB2044565A (en) 1980-10-15
SE451286B (sv) 1987-09-21
DE3009905A1 (de) 1980-09-25
JPS55130157A (en) 1980-10-08
IT8020549A0 (it) 1980-03-12
AU5626680A (en) 1980-09-18
GB2044565B (en) 1983-06-15
FI75953C (fi) 1988-08-08
FR2451663A1 (fr) 1980-10-10
FI75953B (fi) 1988-04-29
NZ193128A (en) 1983-09-30
AU539387B2 (en) 1984-09-27
ES489572A0 (es) 1981-02-16
ATA145580A (de) 1986-02-15
CA1145421A (en) 1983-04-26
PL128485B1 (en) 1984-01-31
SE8001968L (sv) 1980-09-17
KR830002116B1 (ko) 1983-10-12
US4275362A (en) 1981-06-23
AT381420B (de) 1986-10-10
FR2451663B1 (fr) 1986-08-14

Similar Documents

Publication Publication Date Title
IT1129644B (it) Amplificatore a guadagno controllato e diodo pin per l'impiego nello stesso
GB2044532B (en) Integrated laser and fet
PH15710A (en) 1-(4'-acylamino-phenyl)-2-amino-ethanols and salts thereof
JPS52131545A (en) Phenoxyyphenoxy propionic acid derivative and herbicide containing the same
IT7924434A0 (it) Apparecchiatura e procedimento per posizionare una parte rispetto adun'altra parte.
BE881283A (fr) Trans-5-aryl-2,3,4,4a,5,9b-hexahydro-1h-pyrido-(4,3b)-indoles substitues en position 2 dextrogyres a activite sedative et procedes de preparation
FR2621190B1 (fr) Amplificateur d'instrumentation a gain programmable
JPS52122369A (en) Novel 1*3*44thiadiazolyl derivative and its use as herbicide
IT8023269A0 (it) Procedimento ed apparecchiatura per l'avanzamento a incrementi costanti di materiali in barra.
HK17880A (en) N-(1'-allyl-2'-pyrrolidylmethyl)-2-3-dimethoxy-5-sulphamoylbenzamide and derivatives
JPS55153774A (en) Nn*2*55diazolyl**alkyllhalogenoacetanilide* its manufacture and use as herbicide
IT1141261B (it) Composizione insetticida e acaricida
ES489789A0 (es) Perfeccionamientos en maquinas de escribir y similares
IT7830974A0 (it) Composti 2-benzazepinici sostituiti in posizione 8 e/o in posizione 9.
CS191334B2 (en) Insecticide and acaricide means
JPS52114003A (en) Conservative and insecticide for wood
IT8021909A0 (it) Dispositivo per l'immagazzinamento di nastro.
IT1076973B (it) Mobilio ed elementi strutturali per l'uso in tale mobilio
JPS5675497A (en) Novel 22*thi*oxoo1*3*22oxazaphosphoranes* their manufacture and their use as synergist in insecticide
IT1154740B (it) Perfezionamenti concernenti le fondazioni per fabbricati e fabbricati cosi' perfezionati
MA19002A1 (fr) Sulfonylacetanilides et sulfinylacetanilides fongicides utilisables en particulier en phytiatrie
JPS52122604A (en) Mildewcide and insecticide agent for woods
JPS52122605A (en) Mildewcide and insecticide agent for woods
EG14703A (en) Haloacetamidines and the herbicidal use thereof
GB2012586B (en) Insecticide acaricide and ovicide agents