DK147250C - Lysstyrkereguleringskreds med lukket sloejfe, navnlig til fjernsynsmodtagere - Google Patents

Lysstyrkereguleringskreds med lukket sloejfe, navnlig til fjernsynsmodtagere

Info

Publication number
DK147250C
DK147250C DK194478A DK194478A DK147250C DK 147250 C DK147250 C DK 147250C DK 194478 A DK194478 A DK 194478A DK 194478 A DK194478 A DK 194478A DK 147250 C DK147250 C DK 147250C
Authority
DK
Denmark
Prior art keywords
name
control circuit
brightness control
remote receivers
closed vehicle
Prior art date
Application number
DK194478A
Other languages
Danish (da)
English (en)
Other versions
DK194478A (da
DK147250B (da
Inventor
Alois Vaclav Tuma
Leopold Albert Harwood
Willem Hendrik Groeneweg
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 DK194478A publication Critical patent/DK194478A/da
Publication of DK147250B publication Critical patent/DK147250B/da
Application granted granted Critical
Publication of DK147250C publication Critical patent/DK147250C/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
    • 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)
  • Processing Of Color Television Signals (AREA)
  • Television Receiver Circuits (AREA)
  • Picture Signal Circuits (AREA)
  • Color Television Systems (AREA)
DK194478A 1977-05-05 1978-05-03 Lysstyrkereguleringskreds med lukket sloejfe, navnlig til fjernsynsmodtagere DK147250C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/794,128 US4197557A (en) 1977-05-05 1977-05-05 Brightness control circuit employing a closed control loop
US79412877 1977-05-05

Publications (3)

Publication Number Publication Date
DK194478A DK194478A (da) 1978-11-06
DK147250B DK147250B (da) 1984-05-21
DK147250C true DK147250C (da) 1984-11-12

Family

ID=25161796

Family Applications (1)

Application Number Title Priority Date Filing Date
DK194478A DK147250C (da) 1977-05-05 1978-05-03 Lysstyrkereguleringskreds med lukket sloejfe, navnlig til fjernsynsmodtagere

Country Status (17)

Country Link
US (1) US4197557A (pl)
JP (1) JPS53138225A (pl)
AT (1) AT382992B (pl)
AU (1) AU520236B2 (pl)
BE (1) BE866754A (pl)
CA (1) CA1110758A (pl)
DK (1) DK147250C (pl)
ES (1) ES469495A1 (pl)
FI (1) FI65880C (pl)
FR (1) FR2390064B1 (pl)
GB (1) GB1601304A (pl)
HK (1) HK24487A (pl)
IT (1) IT1096078B (pl)
MX (1) MX144734A (pl)
NL (1) NL188829C (pl)
PL (1) PL117772B1 (pl)
SE (1) SE443272B (pl)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0004498B1 (fr) * 1978-03-16 1981-01-28 Videocolor Dispositif générateur de la tension de blocage d'un tube à rayons cathodiques et appareil récepteur de télévision en couleur comportant un tel dispositif
US4253121A (en) * 1978-10-12 1981-02-24 Rca Corporation Plural sequential operating mode automatic kinescope beam current limiter
US4253110A (en) * 1979-12-14 1981-02-24 Rca Corporation Automatic kinescope beam current limiter with sequential control modes
US4203131A (en) * 1979-01-31 1980-05-13 Rca Corporation Predictable automatic brightness control circuit in a video signal image reproducing system
US4204221A (en) * 1979-01-31 1980-05-20 Rca Corporation Predictably biased kinescope driver arrangement in a video signal processing system
US4209808A (en) * 1979-03-26 1980-06-24 Rca Corporation Stabilized automatic brightness control network in a video signal processing system including an automatic kinescope beam current limiter
US4291336A (en) * 1980-01-18 1981-09-22 Rca Corporation Composite keying signal generator for a television receiver
US4295161A (en) * 1980-04-21 1981-10-13 Rca Corporation Keyed noise filter in a television receiver
US4319277A (en) * 1980-07-02 1982-03-09 Rca Corporation Institutional audio-visual system including a plural operating mode television receiver
US4295163A (en) * 1980-07-02 1981-10-13 Rca Corporation Keying signal generator responsive to plural input signals
US4337478A (en) * 1980-11-26 1982-06-29 Rca Corporation Composite timing signal generator with predictable output level
US4354202A (en) * 1980-11-26 1982-10-12 Rca Corporation Television receiver on-screen alphanumeric display
US4370674A (en) * 1981-03-03 1983-01-25 Zenith Radio Corporation Stabilization network for a cathode ray tube
US4404593A (en) * 1981-08-27 1983-09-13 Rca Corporation Brightness control circuit
US4371896A (en) * 1981-08-27 1983-02-01 Rca Corporation Stabilized video signal control loop
US4376288A (en) * 1981-08-27 1983-03-08 Rca Corporation Signal gain control with DC compensation
US4410907A (en) * 1981-11-16 1983-10-18 Rca Corporation Burst gate keying and back porch clamp pulse generator
US4412244A (en) * 1981-11-20 1983-10-25 Rca Corporation Switching circuit for television receiver on-screen display
US4474623A (en) * 1982-04-26 1984-10-02 Raytheon Company Method of passivating a semiconductor body
US4484229A (en) * 1982-10-29 1984-11-20 Rca Corporation Automatic kinescope bias control system with selectively disabled signal processor
US4516152A (en) * 1983-05-23 1985-05-07 Rca Corporation Video signal processor with automatic kinescope white balance and beam current limiter control systems
GB2148636A (en) * 1983-09-15 1985-05-30 Sinclair Res Ltd Improvements in or relating to television receivers
US4679087A (en) * 1984-03-12 1987-07-07 Loge/Dunn Instruments, Inc. Method and apparatus for photographing video images of either polarity without CRT brightness or contrast readjustment
US4642690A (en) * 1984-08-27 1987-02-10 Rca Corporation Digital video signal processor with analog level control
JPS61140279A (ja) * 1984-12-12 1986-06-27 Toshiba Corp 映像信号処理回路
GB8611235D0 (en) * 1986-05-08 1986-06-18 Rca Corp Brightness tracking circuit
US4945414A (en) * 1988-05-12 1990-07-31 Rca Licensing Corporation Compensator for temperature-induced black level drift for use in a television receiver
US4962417A (en) * 1988-05-12 1990-10-09 Rca Licensing Corporation Chroma overload detector using a differential amplifier
JPH0288408U (pl) * 1988-12-23 1990-07-12
KR930009100B1 (ko) * 1991-01-17 1993-09-22 삼성전자 주식회사 광대역 음극선관 구동회로
GB9109613D0 (en) * 1991-05-03 1991-06-26 Thomson Consumer Electronics A television system having an ultrablack video signal blanking level for an on-screen character display
JPH0594146A (ja) * 1991-10-02 1993-04-16 Mitsubishi Electric Corp 輝度制御回路
US5390020A (en) * 1992-09-14 1995-02-14 Eastman Kodak Company Video amplifier stabilization for CRT printing
JP3557675B2 (ja) * 1994-12-16 2004-08-25 富士ゼロックス株式会社 画像読取装置
US5841488A (en) 1995-12-28 1998-11-24 Thomson Consumer Electronics, Inc. Multiple video input clamping arrangement
CN102916698A (zh) * 2011-08-05 2013-02-06 奇景光电股份有限公司 箝位电路以及共模电压产生电路
CN103475801A (zh) * 2012-06-06 2013-12-25 比亚迪股份有限公司 一种信号箝位装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL206643A (pl) * 1955-04-29
US2965705A (en) * 1957-08-21 1960-12-20 Rca Corp Kinescope background control system
GB1027249A (en) * 1963-10-08 1966-04-27 Thorn Electronics Ltd Improvements in voltage clamps
US3543169A (en) * 1967-10-30 1970-11-24 Bell Telephone Labor Inc High speed clamping apparatus employing feedback from sample and hold circuit
US3651248A (en) * 1969-01-11 1972-03-21 Fernseh Gmbh Black level clamping by color signal difference gated to storage during beam blocking
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
US3921205A (en) * 1971-08-31 1975-11-18 Matsushita Electric Ind Co Ltd D.c. controlled chroma circuit
US3885093A (en) * 1972-04-03 1975-05-20 Ampex Fast acting direct current clamping circuit
JPS5754983B2 (pl) * 1974-04-19 1982-11-20
JPS5111297U (pl) * 1974-07-12 1976-01-27
GB1517041A (en) * 1975-08-27 1978-07-05 Rca Corp Amplifier suitable for use as a colour kinescope driver
US3959811A (en) * 1975-05-23 1976-05-25 Rca Corporation Set-up arrangement for a color television receiver
US4044375A (en) * 1976-08-19 1977-08-23 Rca Corporation Brightness control apparatus
US4059838A (en) * 1976-09-24 1977-11-22 General Electric Company Chroma-preference control for VIR automatic operation
US4122492A (en) * 1977-01-28 1978-10-24 Ampex Corporation DC restoration utilizing the color burst signal
US4110787A (en) * 1977-07-28 1978-08-29 Rca Corporation Combined blanking level and kinescope bias clamp for a television signal processing system

Also Published As

Publication number Publication date
BE866754A (fr) 1978-09-01
FR2390064A1 (pl) 1978-12-01
DK194478A (da) 1978-11-06
PL206618A1 (pl) 1979-03-26
ES469495A1 (es) 1979-03-16
DK147250B (da) 1984-05-21
FR2390064B1 (pl) 1985-03-01
FI781331A (fi) 1978-11-06
SE443272B (sv) 1986-02-17
ATA328378A (de) 1986-09-15
AT382992B (de) 1987-05-11
CA1110758A (en) 1981-10-13
AU3554978A (en) 1979-11-01
FI65880C (fi) 1984-07-10
HK24487A (en) 1987-03-27
US4197557A (en) 1980-04-08
IT1096078B (it) 1985-08-17
JPS53138225A (en) 1978-12-02
MX144734A (es) 1981-11-18
SE7804892L (sv) 1978-11-06
GB1601304A (en) 1981-10-28
NL7804804A (nl) 1978-11-07
IT7823029A0 (it) 1978-05-04
AU520236B2 (en) 1982-01-21
PL117772B1 (en) 1981-08-31
FI65880B (fi) 1984-03-30
NL188829C (nl) 1992-10-01
NL188829B (nl) 1992-05-06
JPS6247034B2 (pl) 1987-10-06

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Legal Events

Date Code Title Description
PBP Patent lapsed