DE3272394D1 - Video display apparatus having an automatic brightness limiter - Google Patents

Video display apparatus having an automatic brightness limiter

Info

Publication number
DE3272394D1
DE3272394D1 DE8282306877T DE3272394T DE3272394D1 DE 3272394 D1 DE3272394 D1 DE 3272394D1 DE 8282306877 T DE8282306877 T DE 8282306877T DE 3272394 T DE3272394 T DE 3272394T DE 3272394 D1 DE3272394 D1 DE 3272394D1
Authority
DE
Germany
Prior art keywords
display apparatus
video display
automatic brightness
brightness limiter
limiter
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
DE8282306877T
Other languages
German (de)
English (en)
Inventor
Hitoshi Hibi
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.)
Sharp Corp
Original Assignee
Sharp 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 Sharp Corp filed Critical Sharp Corp
Application granted granted Critical
Publication of DE3272394D1 publication Critical patent/DE3272394D1/de
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
    • H04N5/57—Control of contrast or brightness
    • H04N5/59—Control of contrast or brightness in dependence upon beam current of cathode ray tube

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Receiver Circuits (AREA)
  • Controls And Circuits For Display Device (AREA)
DE8282306877T 1982-11-11 1982-12-22 Video display apparatus having an automatic brightness limiter Expired DE3272394D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57198420A JPS5986974A (ja) 1982-11-11 1982-11-11 自動輝度制限回路

Publications (1)

Publication Number Publication Date
DE3272394D1 true DE3272394D1 (en) 1986-09-04

Family

ID=16390809

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282306877T Expired DE3272394D1 (en) 1982-11-11 1982-12-22 Video display apparatus having an automatic brightness limiter

Country Status (10)

Country Link
US (1) US4520397A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0108851B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5986974A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR (1) KR850001692B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR8207591A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1191593A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3272394D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES8404129A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
PH (1) PH20723A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SG (1) SG92287G (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6199477A (ja) * 1984-10-19 1986-05-17 Sony Corp 放電保護回路
US4654717A (en) * 1985-05-20 1987-03-31 Rca Corporation Cathode-ray tube arc-over protection for digital data in television display apparatus
BG47787A1 (en) * 1988-03-14 1990-09-14 Sofija Televizija Device for input of symbols in programme television signal
US4947253A (en) * 1989-04-18 1990-08-07 Rca Licensing Corporation Brightness modulator for closed loop compensation of black level
US4982287A (en) * 1989-11-01 1991-01-01 Rca Licensing Corporation Control of brightness level adapted to control of contrast
GB9006776D0 (en) * 1990-03-27 1990-05-23 Ferguson Ltd Television receiver with additional display of characters
US5204748A (en) * 1991-12-11 1993-04-20 Thomson Consumer Electronics, Inc. Beam current limiting arrangement for a television system with picture-in-picture provisions

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3898377A (en) * 1973-11-23 1975-08-05 Xerox Corp Video mixer
GB1554663A (en) * 1975-06-06 1979-10-24 Mitsubishi Electric Corp Apparatus for reproducing multiplex video data
DD122168A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1975-09-05 1976-09-12
US4253110A (en) * 1979-12-14 1981-02-24 Rca Corporation Automatic kinescope beam current limiter with sequential control modes
US4298886A (en) * 1979-12-12 1981-11-03 Motorola Inc. Automatic peak beam current leveler system

Also Published As

Publication number Publication date
US4520397A (en) 1985-05-28
CA1191593A (en) 1985-08-06
JPS5986974A (ja) 1984-05-19
PH20723A (en) 1987-03-30
ES521973A0 (es) 1984-04-01
ES8404129A1 (es) 1984-04-01
EP0108851A1 (en) 1984-05-23
EP0108851B1 (en) 1986-07-30
JPS6353753B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1988-10-25
KR850001692B1 (ko) 1985-11-22
KR840003183A (ko) 1984-08-13
BR8207591A (pt) 1984-08-07
SG92287G (en) 1988-05-06

Similar Documents

Publication Publication Date Title
DE3462571D1 (en) Video camera apparatus
EP0371959A3 (en) Electronic system for video display
GB8308806D0 (en) Video apparatus
GB2076187B (en) Microcomputer apparatus with video display capability
GB8328330D0 (en) Television camera
GB2131570B (en) Picture viewer
GB2122772B (en) Automatic screen
DE3363966D1 (en) Picture viewer
YU44983B (en) Device for performing tv pictures
DE3270136D1 (en) Video display system
GB2143397B (en) Low light viewing apparatus
GB8300502D0 (en) Video display systems
DE3272394D1 (en) Video display apparatus having an automatic brightness limiter
GB2151051B (en) Photographic or television lighting apparatus
GB2115658B (en) Video display system
DE3364772D1 (en) Colour television picture display device
AU521092B2 (en) Photography apparatus for television picture
GB2135152B (en) Color tv signal playback apparatus
GB2113942B (en) Television display system
GB2088177B (en) Video display apparatus
GB2151824B (en) Video display control apparatus
GB8413094D0 (en) Low light level viewing apparatus
GB8420160D0 (en) Video display units
JPS57115587A (en) Video display device
JPS57119575A (en) Camera device for color television

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: PATENTANWAELTE MUELLER & HOFFMANN, 81667 MUENCHEN