SG64879A1 - Automatic gain control apparatus for a video signal processor - Google Patents

Automatic gain control apparatus for a video signal processor

Info

Publication number
SG64879A1
SG64879A1 SG1996003609A SG1996003609A SG64879A1 SG 64879 A1 SG64879 A1 SG 64879A1 SG 1996003609 A SG1996003609 A SG 1996003609A SG 1996003609 A SG1996003609 A SG 1996003609A SG 64879 A1 SG64879 A1 SG 64879A1
Authority
SG
Singapore
Prior art keywords
video signal
control apparatus
signal processor
gain control
automatic gain
Prior art date
Application number
SG1996003609A
Other languages
English (en)
Inventor
Mark Francis Rumreich
Original Assignee
Rca Thomson Licensing 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 Thomson Licensing Corp filed Critical Rca Thomson Licensing Corp
Publication of SG64879A1 publication Critical patent/SG64879A1/en

Links

Classifications

    • 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
    • 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
    • H03G3/3068—Circuits generating control signals for both R.F. and I.F. stages
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Television Receiver Circuits (AREA)
  • Circuits Of Receivers In General (AREA)
SG1996003609A 1987-05-06 1988-05-06 Automatic gain control apparatus for a video signal processor SG64879A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/046,355 US4761687A (en) 1987-05-06 1987-05-06 Automatic gain control delay circuit for a video signal processor

Publications (1)

Publication Number Publication Date
SG64879A1 true SG64879A1 (en) 1999-05-25

Family

ID=21943012

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996003609A SG64879A1 (en) 1987-05-06 1988-05-06 Automatic gain control apparatus for a video signal processor

Country Status (10)

Country Link
US (1) US4761687A (ko)
EP (1) EP0292163B1 (ko)
JP (1) JPH06105967B2 (ko)
KR (1) KR960013732B1 (ko)
CN (1) CN88102688A (ko)
CA (1) CA1269453A (ko)
DE (1) DE3855754T2 (ko)
ES (1) ES2097108T3 (ko)
PT (1) PT87406B (ko)
SG (1) SG64879A1 (ko)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3885789T2 (de) * 1987-04-23 1994-03-17 Brother Ind Ltd Papiertransportvorrichtung in einem Aufzeichnungsgerät.
ATE108288T1 (de) * 1988-07-28 1994-07-15 Contraves Ag Automatische helligkeits- und kontrast-steuerung einer video-kamera für industrielle/militärische zwecke.
EP0413311A3 (en) * 1989-08-16 1991-10-30 Hitachi, Ltd. A radio receiver and a radio receiver using a direct conversion
IT1246235B (it) * 1990-01-17 1994-11-17 Sgs Thomson Microelectronics Rete di controllo per diminuire i tempi di risposta di un tuner-agc di un ricevitore supereterodina e relativo circuito derivatore di fronti impiegato in detta rete di controllo
US5235424A (en) * 1992-02-06 1993-08-10 General Electric Company Automatic gain control system for a high definition television signal receiver
US5268761A (en) * 1992-08-19 1993-12-07 Rca Thomson Licensing Corporation Automatic gain control system for a high definition television signal receiver including an adaptive equalizer
KR100755686B1 (ko) * 2005-01-04 2007-09-05 삼성전자주식회사 신호 증폭 장치 및 방법
US7639965B2 (en) * 2006-04-19 2009-12-29 Lexmark International, Inc. Architecture for an image-forming device
US8634766B2 (en) 2010-02-16 2014-01-21 Andrew Llc Gain measurement and monitoring for wireless communication systems

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3532812A (en) * 1967-09-28 1970-10-06 Motorola Inc Automatic gain control circuit
US3495031A (en) * 1967-11-01 1970-02-10 Zenith Radio Corp Variable q i.f. amplifier circuit for a television receiver
US3697883A (en) * 1970-09-10 1972-10-10 Motorola Inc Automatic gain control circuit
US3838210A (en) * 1973-10-01 1974-09-24 Gen Electric Automatic gain control system and amplifier of controllable gain
US4237490A (en) * 1979-03-16 1980-12-02 Rca Corporation Signal overload prevention circuit
JPS59117875A (ja) * 1982-12-24 1984-07-07 Hitachi Micro Comput Eng Ltd 自動利得制御回路
JPS60217727A (ja) * 1984-04-13 1985-10-31 Hitachi Micro Comput Eng Ltd 論理回路
US4630117A (en) * 1985-05-30 1986-12-16 General Electric Company Automatic gain control system

Also Published As

Publication number Publication date
JPS63287273A (ja) 1988-11-24
CN88102688A (zh) 1988-11-16
DE3855754T2 (de) 1997-06-05
KR960013732B1 (ko) 1996-10-10
PT87406A (pt) 1989-05-31
EP0292163A3 (en) 1990-01-31
EP0292163B1 (en) 1997-01-15
DE3855754D1 (de) 1997-02-27
PT87406B (pt) 1993-09-30
JPH06105967B2 (ja) 1994-12-21
US4761687A (en) 1988-08-02
KR880014814A (ko) 1988-12-24
CA1269453A (en) 1990-05-22
EP0292163A2 (en) 1988-11-23
ES2097108T3 (es) 1997-04-01

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