FI97514B - Ohjaussignaaligeneraattori televisiojärjestelmään - Google Patents

Ohjaussignaaligeneraattori televisiojärjestelmään

Info

Publication number
FI97514B
FI97514B FI904105A FI904105A FI97514B FI 97514 B FI97514 B FI 97514B FI 904105 A FI904105 A FI 904105A FI 904105 A FI904105 A FI 904105A FI 97514 B FI97514 B FI 97514B
Authority
FI
Finland
Prior art keywords
signal
television system
control signal
summed
signal generator
Prior art date
Application number
FI904105A
Other languages
English (en)
Swedish (sv)
Other versions
FI97514C (fi
FI904105A0 (fi
Inventor
William Adamson Lagoni
Original Assignee
Thomson Consumer Electronics
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 Thomson Consumer Electronics filed Critical Thomson Consumer Electronics
Publication of FI904105A0 publication Critical patent/FI904105A0/fi
Application granted granted Critical
Publication of FI97514B publication Critical patent/FI97514B/fi
Publication of FI97514C publication Critical patent/FI97514C/fi

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • 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
    • 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
    • H04N5/57—Control of contrast or brightness

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Details Of Television Scanning (AREA)
  • Selective Calling Equipment (AREA)
  • Television Receiver Circuits (AREA)
  • Details Of Television Systems (AREA)
  • Television Systems (AREA)
FI904105A 1989-08-25 1990-08-20 Ohjaussignaaligeneraattori televisiojärjestelmään FI97514C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US39884989 1989-08-25
US07/398,849 US4980756A (en) 1989-08-25 1989-08-25 Control signal generator for a television system

Publications (3)

Publication Number Publication Date
FI904105A0 FI904105A0 (fi) 1990-08-20
FI97514B true FI97514B (fi) 1996-09-13
FI97514C FI97514C (fi) 1996-12-27

Family

ID=23577034

Family Applications (1)

Application Number Title Priority Date Filing Date
FI904105A FI97514C (fi) 1989-08-25 1990-08-20 Ohjaussignaaligeneraattori televisiojärjestelmään

Country Status (15)

Country Link
US (1) US4980756A (fi)
EP (1) EP0414158B1 (fi)
JP (1) JP2612508B2 (fi)
KR (1) KR0169963B1 (fi)
CN (1) CN1031094C (fi)
AT (1) ATE145308T1 (fi)
CA (1) CA2023852C (fi)
DE (1) DE69029109T2 (fi)
ES (1) ES2096566T3 (fi)
FI (1) FI97514C (fi)
MY (1) MY105992A (fi)
PT (1) PT95107B (fi)
RU (1) RU2107409C1 (fi)
SG (1) SG64866A1 (fi)
TR (1) TR26428A (fi)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100202344B1 (ko) * 1990-03-26 1999-06-15 이데이 노부유끼 자동니제어회로
JPH0437263A (ja) * 1990-05-31 1992-02-07 Matsushita Electric Ind Co Ltd 階調補正装置
US5396300A (en) * 1990-05-31 1995-03-07 Matsushita Electric Industrial Co., Ltd. Contrast correction device for correcting video signal contrast by varying luminance signal
US5125046A (en) * 1990-07-26 1992-06-23 Ronald Siwoff Digitally enhanced imager for the visually impaired
US5202763A (en) * 1991-05-06 1993-04-13 Thomson Consumer Electronics, Inc. Television receiver with partially by-passed non-linear luminance signal processor
US5847773A (en) * 1991-08-30 1998-12-08 Thomson Consumer Electronics, Inc. Video system including apparatus for deactivating an automatic control arrangement
US5200829A (en) * 1991-12-16 1993-04-06 Thomson Consumer Electronics, Inc. Contrast beam current limiting arrangement with secondary brightness beam current limiting provisions
US5162902A (en) * 1991-12-16 1992-11-10 Thomson Consumer Electronics, Inc. Non-linear luminance signal processor responsive to average picture level (APL) of displayed image
US5191420A (en) * 1991-12-16 1993-03-02 Thomson Consumer Electronics, Inc. Video system with feedback controlled "white stretch" processing and brightness compensation
US5245434A (en) * 1992-05-22 1993-09-14 Thomson Consumer Electronics, Inc. Autopix circuit with inserted vertical blanking
EP0589513B1 (en) * 1992-09-22 1998-12-02 Koninklijke Philips Electronics N.V. Picture signal processor
JP3400506B2 (ja) * 1993-03-12 2003-04-28 オリンパス光学工業株式会社 画像処理装置
JPH06311396A (ja) * 1993-04-27 1994-11-04 Mitsubishi Electric Corp 映像回路
FR2749731B1 (fr) * 1996-06-07 2000-08-04 Thomson Multimedia Sa Dispositif de regulation de contraste d'image video
DE19818387A1 (de) * 1997-10-20 1999-04-22 Thomson Brandt Gmbh Verfahren zum Regeln der Bildleistung bei einem Fernsehempfänger
SG94326A1 (en) * 1999-06-19 2003-02-18 Thomson Multimedia Sa Television receiver comprising a cathode ray tube (crt)
KR100425312B1 (ko) * 2001-12-11 2004-03-30 삼성전자주식회사 자동 휘도 조정 장치 및 방법
KR20050085140A (ko) * 2002-11-27 2005-08-29 코닌클리케 필립스 일렉트로닉스 엔.브이. 디스플레이된 이미지의 지각 콘트라스트를 개선하는 방법
KR100497395B1 (ko) * 2003-06-30 2005-06-23 삼성전자주식회사 화질을 자동으로 설정하는 방법
US10062356B1 (en) * 2008-09-30 2018-08-28 The United States of America as Represented by the Admin of National Aeronautics and Space Administration Two and three dimensional near infrared subcutaneous structure imager using real time nonlinear video processing
US10977776B1 (en) 2008-09-30 2021-04-13 United States Of America As Represented By The Administrator Of National Aeronautics And Space Administration Two and three-dimensional near infrared subcutaneous structure imager using realtime nonlinear video processing

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4167750A (en) * 1975-02-20 1979-09-11 Matsushita Electric Industrial Co., Ltd. Color-difference signal modifying apparatus
US4110787A (en) * 1977-07-28 1978-08-29 Rca Corporation Combined blanking level and kinescope bias clamp for a television signal processing system
DE3134368A1 (de) * 1981-08-31 1983-03-10 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltung zur begrenzung des spitzenstrahlstromes der bildroehre in einem farbfernsehempfaenger
US4553157A (en) * 1983-12-05 1985-11-12 Rca Corporation Apparatus for correcting errors in color signal transitions
US4599643A (en) * 1983-12-29 1986-07-08 Rca Corporation Apparatus responsive to plural color video signals for amplitude limiting the video signals to assist beam current limiting
US4689668A (en) * 1986-07-14 1987-08-25 Rca Corporation Auxiliary kinescope beam current limiter with plural cascaded low pass filter and peak detector stages
JPS63179685A (ja) * 1987-01-21 1988-07-23 Toshiba Corp 順次走査変換回路
JPS63191484A (ja) * 1987-02-03 1988-08-08 Sony Corp カラ−テレビジヨン受像機
US4947253A (en) * 1989-04-18 1990-08-07 Rca Licensing Corporation Brightness modulator for closed loop compensation of black level
US5099154A (en) * 1989-08-25 1992-03-24 Thomson Consumer Electronics, Inc. Amplifier arrangement for producing a controllable non-linear transfer characteristic useful for improving the contrast of an image

Also Published As

Publication number Publication date
KR0169963B1 (ko) 1999-03-20
FI97514C (fi) 1996-12-27
TR26428A (tr) 1995-03-15
CN1031094C (zh) 1996-02-21
CN1049767A (zh) 1991-03-06
US4980756A (en) 1990-12-25
JP2612508B2 (ja) 1997-05-21
PT95107B (pt) 1998-08-31
FI904105A0 (fi) 1990-08-20
RU2107409C1 (ru) 1998-03-20
KR910005667A (ko) 1991-03-30
CA2023852C (en) 1995-09-26
EP0414158B1 (en) 1996-11-13
DE69029109T2 (de) 1997-04-17
MY105992A (en) 1995-02-28
JPH0391393A (ja) 1991-04-16
ATE145308T1 (de) 1996-11-15
PT95107A (pt) 1992-03-31
EP0414158A2 (en) 1991-02-27
DE69029109D1 (de) 1996-12-19
SG64866A1 (en) 1999-05-25
ES2096566T3 (es) 1997-03-16
EP0414158A3 (en) 1992-08-26
CA2023852A1 (en) 1991-02-26

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Legal Events

Date Code Title Description
BB Publication of examined application
MM Patent lapsed

Owner name: THOMSON CONSUMER ELECTRONICS, INC.