NZ205952A - Automatic black level control - Google Patents

Automatic black level control

Info

Publication number
NZ205952A
NZ205952A NZ205952A NZ20595283A NZ205952A NZ 205952 A NZ205952 A NZ 205952A NZ 205952 A NZ205952 A NZ 205952A NZ 20595283 A NZ20595283 A NZ 20595283A NZ 205952 A NZ205952 A NZ 205952A
Authority
NZ
New Zealand
Prior art keywords
signal
bias
cathode
voltage
control
Prior art date
Application number
NZ205952A
Other languages
English (en)
Inventor
R P Parker
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 NZ205952A publication Critical patent/NZ205952A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/16—Picture reproducers using cathode ray tubes
    • H04N9/18—Picture reproducers using cathode ray tubes using separate electron beams for the primary colour signals
    • H04N9/20—Picture reproducers using cathode ray tubes using separate electron beams for the primary colour signals with more than one beam in a tube
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/72—Circuits for processing colour signals for reinsertion of DC and slowly varying components of colour signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Picture Signal Circuits (AREA)
  • Television Receiver Circuits (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Electron Sources, Ion Sources (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
NZ205952A 1982-10-14 1983-10-13 Automatic black level control NZ205952A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/434,328 US4484226A (en) 1982-10-14 1982-10-14 Automatic kinescope bias control system compensated for kinescope electron gun conduction dissimilarities

Publications (1)

Publication Number Publication Date
NZ205952A true NZ205952A (en) 1987-03-31

Family

ID=23723780

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ205952A NZ205952A (en) 1982-10-14 1983-10-13 Automatic black level control

Country Status (19)

Country Link
US (1) US4484226A (OSRAM)
JP (1) JPS5990474A (OSRAM)
KR (1) KR920003724B1 (OSRAM)
AT (1) AT392865B (OSRAM)
AU (1) AU564170B2 (OSRAM)
CA (1) CA1206599A (OSRAM)
DE (1) DE3337299C2 (OSRAM)
DK (1) DK162554C (OSRAM)
ES (1) ES8406827A1 (OSRAM)
FI (1) FI76466C (OSRAM)
FR (1) FR2534762B1 (OSRAM)
GB (1) GB2129248B (OSRAM)
HK (1) HK19587A (OSRAM)
IT (1) IT1167582B (OSRAM)
MY (1) MY8700372A (OSRAM)
NZ (1) NZ205952A (OSRAM)
PT (1) PT77462B (OSRAM)
SE (1) SE453243B (OSRAM)
ZA (1) ZA837637B (OSRAM)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PT77461B (en) * 1982-10-14 1986-03-18 Rca Corp Signal processing network for an automatic kwescope bias control system
JPS61140279A (ja) * 1984-12-12 1986-06-27 Toshiba Corp 映像信号処理回路
US4730210A (en) * 1985-08-14 1988-03-08 Zenith Electronics Corporation Wideband analog RGB video processor with negative feedback capability and black level control
JPS6387081A (ja) * 1986-09-30 1988-04-18 Toshiba Corp モニタテレビジヨン装置
GB9124071D0 (en) * 1991-11-13 1992-01-02 Thomson Consumer Electronics Crt bias compensation
US5276508A (en) * 1992-11-05 1994-01-04 Eastman Kodak Company Analog signal processor for electronic imaging system providing highly accurate reproduction of images
US10673396B1 (en) * 2019-01-31 2020-06-02 United Silicon Carbide, Inc. Series-connected FETs in active linear mode

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4387405A (en) * 1971-01-26 1983-06-07 Rca Corporation Automatic kinescope bias control system with digital signal processing
DE2249703A1 (de) * 1972-10-11 1974-04-18 Bosch Fernsehanlagen Schaltung zur stabilisierung des arbeitspunktes von bildroehren
GB1517041A (en) * 1975-08-27 1978-07-05 Rca Corp Amplifier suitable for use as a colour kinescope driver
US4012775A (en) * 1975-04-28 1977-03-15 Thomson Csf Laboratories, Inc. System for stabilizing cathode ray tube operation
GB1575604A (en) * 1976-01-27 1980-09-24 Bang & Olufsen As Colour television receivers
US4135200A (en) * 1977-05-12 1979-01-16 Rca Corporation Brightness control circuit with predictable brightness control range
US4207592A (en) * 1978-10-13 1980-06-10 Rca Corporation Automatic kinescope bias control circuit
US4263622A (en) * 1979-01-30 1981-04-21 Rca Corporation Automatic kinescope biasing system
US4277798A (en) * 1979-04-18 1981-07-07 Rca Corporation Automatic kinescope biasing system with increased interference immunity
US4331982A (en) * 1980-09-25 1982-05-25 Rca Corporation Sample and hold circuit particularly for small signals
EP0087485B1 (de) * 1982-02-27 1985-05-22 Deutsche ITT Industries GmbH IC-Satz mit drei integrierten Schaltungen zur digitalen Videosignal-Verarbeitung in Farbfernsehempfängern
US4414577A (en) * 1982-07-15 1983-11-08 Rca Corporation Manually gain presettable kinescope driver in an automatic kinescope bias control system

Also Published As

Publication number Publication date
FI833654A0 (fi) 1983-10-07
ATA367483A (de) 1990-11-15
GB8327417D0 (en) 1983-11-16
KR840006584A (ko) 1984-11-30
DK473983A (da) 1984-04-15
DE3337299A1 (de) 1984-04-19
DE3337299C2 (de) 1985-08-22
SE453243B (sv) 1988-01-18
DK162554C (da) 1992-05-11
AU1998183A (en) 1984-04-19
FR2534762A1 (fr) 1984-04-20
JPS5990474A (ja) 1984-05-24
PT77462A (en) 1983-11-01
FI76466B (fi) 1988-06-30
HK19587A (en) 1987-03-13
IT8323294A0 (it) 1983-10-13
DK473983D0 (da) 1983-10-13
FR2534762B1 (fr) 1988-11-25
GB2129248A (en) 1984-05-10
FI833654A7 (fi) 1984-04-15
GB2129248B (en) 1986-06-11
DK162554B (da) 1991-11-11
SE8305541L (sv) 1984-04-15
DE3337299C3 (OSRAM) 1990-01-04
AU564170B2 (en) 1987-08-06
ES526337A0 (es) 1984-07-01
IT1167582B (it) 1987-05-13
JPH0532949B2 (OSRAM) 1993-05-18
US4484226A (en) 1984-11-20
ES8406827A1 (es) 1984-07-01
CA1206599A (en) 1986-06-24
ZA837637B (en) 1984-06-27
PT77462B (en) 1986-03-19
SE8305541D0 (sv) 1983-10-07
AT392865B (de) 1991-06-25
MY8700372A (en) 1987-12-31
FI76466C (fi) 1988-10-10
KR920003724B1 (ko) 1992-05-09
IT8323294A1 (it) 1985-04-13

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