DK39680A - Automatisk lysstyrkereguleringskredsloeb til videosignalgengivningsapparater - Google Patents

Automatisk lysstyrkereguleringskredsloeb til videosignalgengivningsapparater

Info

Publication number
DK39680A
DK39680A DK39680A DK39680A DK39680A DK 39680 A DK39680 A DK 39680A DK 39680 A DK39680 A DK 39680A DK 39680 A DK39680 A DK 39680A DK 39680 A DK39680 A DK 39680A
Authority
DK
Denmark
Prior art keywords
control circuit
video signal
brightness control
rendering devices
automatic brightness
Prior art date
Application number
DK39680A
Other languages
Danish (da)
English (en)
Inventor
L A Harwood
E J Wittmann
R L Shanley
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 DK39680A publication Critical patent/DK39680A/da

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N17/00—Diagnosis, testing or measuring for television systems or their details
    • H04N17/04—Diagnosis, testing or measuring for television systems or their details for receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Processing Of Color Television Signals (AREA)
  • Picture Signal Circuits (AREA)
  • Television Receiver Circuits (AREA)
  • Transforming Electric Information Into Light Information (AREA)
DK39680A 1979-01-31 1980-01-30 Automatisk lysstyrkereguleringskredsloeb til videosignalgengivningsapparater DK39680A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/008,050 US4203131A (en) 1979-01-31 1979-01-31 Predictable automatic brightness control circuit in a video signal image reproducing system

Publications (1)

Publication Number Publication Date
DK39680A true DK39680A (da) 1980-08-01

Family

ID=21729575

Family Applications (1)

Application Number Title Priority Date Filing Date
DK39680A DK39680A (da) 1979-01-31 1980-01-30 Automatisk lysstyrkereguleringskredsloeb til videosignalgengivningsapparater

Country Status (18)

Country Link
US (1) US4203131A (it)
JP (1) JPS55104180A (it)
KR (1) KR830002170B1 (it)
AU (1) AU533602B2 (it)
BE (1) BE881450A (it)
CA (1) CA1135402A (it)
DD (1) DD157847A5 (it)
DE (1) DE3003536C2 (it)
DK (1) DK39680A (it)
ES (1) ES8100589A1 (it)
FI (1) FI800208A (it)
FR (1) FR2448268B1 (it)
GB (1) GB2041694B (it)
IT (1) IT1129575B (it)
MX (1) MX147999A (it)
NZ (1) NZ192757A (it)
PL (1) PL125453B1 (it)
SE (1) SE8000549L (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6050112B2 (ja) * 1978-11-15 1985-11-06 株式会社日立製作所 色信号出力回路
JPS56104585A (en) * 1980-01-23 1981-08-20 Sony Corp Automatic luminance adjusting device of picture tube
US4394689A (en) * 1981-07-13 1983-07-19 The United States Of America As Represented By The Secretary Of The Navy Programmable CRT brightness control
JPS58202605A (ja) * 1982-05-21 1983-11-25 Hitachi Ltd カスコ−ドアンプ
US4642690A (en) * 1984-08-27 1987-02-10 Rca Corporation Digital video signal processor with analog level control
US4675726A (en) * 1985-08-14 1987-06-23 Zenith Electronics Corporation Drive adjustment control for video output stage
US5390020A (en) * 1992-09-14 1995-02-14 Eastman Kodak Company Video amplifier stabilization for CRT printing
IT1311427B1 (it) * 1999-12-15 2002-03-12 Gd Spa Pacchetto rigido con coperchio incernierato
JP2018119571A (ja) 2017-01-24 2018-08-02 小倉クラッチ株式会社 電磁連結装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL206643A (it) * 1955-04-29
US3502807A (en) * 1967-03-08 1970-03-24 Rca Corp Brightness control circuit
US3588341A (en) * 1969-04-01 1971-06-28 Motorola Inc Automatic brightness control circuit for establishing the black level of signals in a television reciver
US3597540A (en) * 1969-04-01 1971-08-03 Motorola Inc Automatic brightness control responsive to black level of video signal
US3955047A (en) * 1974-04-16 1976-05-04 Rca Corporation D.C. reinsertion in video amplifier
DE2507231B1 (de) * 1975-02-20 1976-05-20 Bosch Gmbh Robert Schaltungsanordnung zur Wiedereinfuehrung des Gleichspannungsanteils in einem Videosignal
US4197557A (en) * 1977-05-05 1980-04-08 Rca Corporation Brightness control circuit employing a closed control loop
US4096518A (en) * 1977-05-05 1978-06-20 Rca Corporation Average beam current limiter
US4143398A (en) * 1978-03-22 1979-03-06 Rca Corporation Automatic brightness control circuit employing a closed control loop stabilized against disruption by large amplitude video signals

Also Published As

Publication number Publication date
PL125453B1 (en) 1983-05-31
PL221637A1 (it) 1980-11-03
GB2041694B (en) 1983-04-13
DE3003536A1 (de) 1980-08-14
GB2041694A (en) 1980-09-10
IT8019315A0 (it) 1980-01-18
MX147999A (es) 1983-02-22
SE8000549L (sv) 1980-08-01
FR2448268A1 (fr) 1980-08-29
FR2448268B1 (fr) 1985-05-31
AU5492180A (en) 1980-08-07
ES488076A0 (es) 1980-11-01
BE881450A (fr) 1980-05-16
JPS55104180A (en) 1980-08-09
ES8100589A1 (es) 1980-11-01
AU533602B2 (en) 1983-12-01
US4203131A (en) 1980-05-13
DD157847A5 (de) 1982-12-08
NZ192757A (en) 1983-09-30
KR830002170B1 (ko) 1983-10-17
DE3003536C2 (de) 1985-06-27
FI800208A (fi) 1980-08-01
IT1129575B (it) 1986-06-11
CA1135402A (en) 1982-11-09
KR830002472A (ko) 1983-05-28

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Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment