FR2485847B1 - Amplificateur a frequence intermediaire avec stabilisation par contre-reaction, pour television - Google Patents

Amplificateur a frequence intermediaire avec stabilisation par contre-reaction, pour television

Info

Publication number
FR2485847B1
FR2485847B1 FR8112549A FR8112549A FR2485847B1 FR 2485847 B1 FR2485847 B1 FR 2485847B1 FR 8112549 A FR8112549 A FR 8112549A FR 8112549 A FR8112549 A FR 8112549A FR 2485847 B1 FR2485847 B1 FR 2485847B1
Authority
FR
France
Prior art keywords
television
intermediate frequency
frequency amplifier
feedback stabilization
stabilization
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
FR8112549A
Other languages
English (en)
Other versions
FR2485847A1 (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 FR2485847A1 publication Critical patent/FR2485847A1/fr
Application granted granted Critical
Publication of FR2485847B1 publication Critical patent/FR2485847B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/52—Automatic gain control
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Television Receiver Circuits (AREA)
FR8112549A 1980-06-26 1981-06-25 Amplificateur a frequence intermediaire avec stabilisation par contre-reaction, pour television Expired FR2485847B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/163,144 US4342005A (en) 1980-06-26 1980-06-26 Television intermediate frequency amplifier with feedback stabilization

Publications (2)

Publication Number Publication Date
FR2485847A1 FR2485847A1 (fr) 1981-12-31
FR2485847B1 true FR2485847B1 (fr) 1986-10-31

Family

ID=22588675

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8112549A Expired FR2485847B1 (fr) 1980-06-26 1981-06-25 Amplificateur a frequence intermediaire avec stabilisation par contre-reaction, pour television

Country Status (9)

Country Link
US (1) US4342005A (fr)
JP (1) JPS5744311A (fr)
AT (1) AT383448B (fr)
AU (1) AU544121B2 (fr)
CA (1) CA1170730A (fr)
DE (1) DE3125200A1 (fr)
FR (1) FR2485847B1 (fr)
GB (1) GB2079079B (fr)
IT (1) IT1136892B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR940007241B1 (ko) * 1992-03-09 1994-08-10 삼성전자 주식회사 반도체 메모리 장치의 로우 리던던시장치
US5331290A (en) * 1992-09-08 1994-07-19 Samsung Electronics Co., Ltd. Variable gain amplifier
US5365279A (en) * 1992-09-08 1994-11-15 Samsung Electronics Co., Ltd. Using D-C feedback with on-chip filtering to balance I-F drive to second detector in monolithic IC
DE69427471T2 (de) * 1994-07-29 2002-04-25 St Microelectronics Srl Transkonduktanzstufe mit gesteuerter Verstärkung
KR960009110U (ko) * 1994-08-12 1996-03-16 오디오 시스템의 직류 오프셋 보상회로
RU178364U1 (ru) * 2017-08-15 2018-03-30 федеральное государственное автономное образовательное учреждение высшего образования "Южный федеральный университет" (Южный федеральный университет) Детектор амплитудно-модулированных сигналов
US11735902B2 (en) 2020-03-24 2023-08-22 Analog Devices International Unlimited Company Bipolar junction transistor heater circuit

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3331028A (en) * 1965-01-21 1967-07-11 Avco Corp Multistage transistor amplifier in which the impedances of the various stages are successively varied to control gain
US3569740A (en) * 1966-12-27 1971-03-09 Rca Corp Signal translating system providing amplification and limiting
JPS543451A (en) * 1977-06-09 1979-01-11 Matsushita Electric Ind Co Ltd High frequency amplifying device
JPS5429919A (en) * 1977-08-10 1979-03-06 Hitachi Ltd Video signal processing circuit
US4293822A (en) * 1979-11-09 1981-10-06 General Electric Company Gated AGC amplifier with dc feedback
JPS5699559A (en) * 1980-01-10 1981-08-10 Oki Electric Ind Co Ltd Memory control system
US4366443A (en) * 1980-06-26 1982-12-28 Rca Corporation Television intermediate frequency amplifier

Also Published As

Publication number Publication date
ATA286481A (de) 1986-11-15
US4342005A (en) 1982-07-27
GB2079079B (en) 1984-08-22
CA1170730A (fr) 1984-07-10
JPS5744311A (en) 1982-03-12
IT1136892B (it) 1986-09-03
GB2079079A (en) 1982-01-13
IT8122498A0 (it) 1981-06-22
AT383448B (de) 1987-07-10
DE3125200C2 (fr) 1987-05-14
FR2485847A1 (fr) 1981-12-31
JPS6335122B2 (fr) 1988-07-13
AU544121B2 (en) 1985-05-16
AU7198781A (en) 1982-01-07
DE3125200A1 (de) 1982-03-04

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Legal Events

Date Code Title Description
TP Transmission of property