BR7900400A - Dispositivo visor de imagem de televisao - Google Patents

Dispositivo visor de imagem de televisao

Info

Publication number
BR7900400A
BR7900400A BR7900400A BR7900400A BR7900400A BR 7900400 A BR7900400 A BR 7900400A BR 7900400 A BR7900400 A BR 7900400A BR 7900400 A BR7900400 A BR 7900400A BR 7900400 A BR7900400 A BR 7900400A
Authority
BR
Brazil
Prior art keywords
display device
image display
television image
television
image
Prior art date
Application number
BR7900400A
Other languages
English (en)
Inventor
M Tryzna
P Hovens
W Smeulers
W Amsen
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of BR7900400A publication Critical patent/BR7900400A/pt

Links

Classifications

    • 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
    • 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
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
    • H04N5/165—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level to maintain the black level constant

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Television Receiver Circuits (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Processing Of Color Television Signals (AREA)
BR7900400A 1978-01-25 1979-01-22 Dispositivo visor de imagem de televisao BR7900400A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7800870,A NL184657C (nl) 1978-01-25 1978-01-25 Televisiebeeldweergeefinrichting.

Publications (1)

Publication Number Publication Date
BR7900400A true BR7900400A (pt) 1979-08-21

Family

ID=19830223

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7900400A BR7900400A (pt) 1978-01-25 1979-01-22 Dispositivo visor de imagem de televisao

Country Status (16)

Country Link
US (1) US4224640A (pt)
JP (1) JPS54111221A (pt)
AU (1) AU528435B2 (pt)
BE (1) BE873633A (pt)
BR (1) BR7900400A (pt)
CA (1) CA1135837A (pt)
DE (1) DE2902366C2 (pt)
DK (1) DK146309C (pt)
ES (1) ES477072A1 (pt)
FR (1) FR2415931A1 (pt)
GB (1) GB2014408B (pt)
IT (1) IT1117582B (pt)
MX (1) MX147217A (pt)
NL (1) NL184657C (pt)
NZ (1) NZ189428A (pt)
SE (1) SE430012B (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4331982A (en) * 1980-09-25 1982-05-25 Rca Corporation Sample and hold circuit particularly for small signals
US4331981A (en) * 1980-09-25 1982-05-25 Rca Corporation Linear high gain sampling amplifier
US4442458A (en) * 1982-03-29 1984-04-10 Tektronix, Inc. CRT Video drive circuit with beam current stabilization
US4463385A (en) * 1982-07-01 1984-07-31 Rca Corporation Kinescope black level current sensing apparatus
US4523233A (en) * 1982-11-12 1985-06-11 Rca Corporation Automatic bias control system with compensated sense point
US4516152A (en) * 1983-05-23 1985-05-07 Rca Corporation Video signal processor with automatic kinescope white balance and beam current limiter control systems
US4703345A (en) * 1983-12-20 1987-10-27 Sony Corporation Current control apparatus in which the beam current for all three colors is controlled according to average and peak values
NL8502636A (nl) * 1985-03-06 1986-10-01 Philips Nv Beeldweergeefinrichting.
NL8502637A (nl) * 1985-03-06 1986-10-01 Philips Nv Beeldweergeefinrichting.
US4730210A (en) * 1985-08-14 1988-03-08 Zenith Electronics Corporation Wideband analog RGB video processor with negative feedback capability and black level control
FR2674705A1 (fr) * 1991-03-29 1992-10-02 Philips Electro Grand Public Dispositif amplificateur video.
US5278476A (en) * 1991-11-13 1994-01-11 U.S. Philips Corporation Display device including a black level setting circuit
JPH0614272B2 (ja) * 1992-04-28 1994-02-23 インターナショナル・ビジネス・マシーンズ・コーポレイション 表示システム
JP3971800B2 (ja) * 1996-02-07 2007-09-05 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ ビデオ出力段のビーム電流の測定
US5994841A (en) * 1996-10-25 1999-11-30 Welch Allyn, Inc. Circuit for biasing display device by compensating for a varying leakage current
US5892544A (en) * 1997-09-15 1999-04-06 Sony Electronics, Inc. Beam current detection and control system for a cathode ray tube
US6226037B1 (en) * 1998-07-28 2001-05-01 Thomson Licensing S.A. AKB interface circuit for kine driver IC

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3598913A (en) * 1968-12-18 1971-08-10 Philips Corp Television receiver
NL6903362A (pt) * 1969-03-05 1970-09-08
NL164170C (nl) * 1972-02-24 1980-11-17 Philips Nv Kleurentelevisieweergeefinrichting met een bundel- stroomklemregelschakeling.
NL179329C (nl) * 1974-09-09 1986-08-18 Philips Nv Televisieontvanger met een bundelstroombegrenzingsschakeling.
US4012775A (en) * 1975-04-28 1977-03-15 Thomson Csf Laboratories, Inc. System for stabilizing cathode ray tube operation
US4067048A (en) * 1976-08-19 1978-01-03 Rca Corporation Automatic beam current limiter

Also Published As

Publication number Publication date
IT1117582B (it) 1986-02-17
SE430012B (sv) 1983-10-10
DK146309B (da) 1983-08-29
CA1135837A (en) 1982-11-16
GB2014408B (en) 1982-04-15
FR2415931B1 (pt) 1984-07-13
FR2415931A1 (fr) 1979-08-24
DK26479A (da) 1979-07-26
MX147217A (es) 1982-10-25
AU528435B2 (en) 1983-04-28
BE873633A (fr) 1979-07-23
AU4359079A (en) 1979-08-02
SE7900524L (sv) 1979-07-26
JPS54111221A (en) 1979-08-31
US4224640A (en) 1980-09-23
ES477072A1 (es) 1979-07-16
DE2902366C2 (de) 1985-01-17
JPH025352B2 (pt) 1990-02-01
DE2902366A1 (de) 1979-07-26
NZ189428A (en) 1982-02-23
IT7967137A0 (it) 1979-01-22
NL7800870A (nl) 1979-07-27
NL184657B (nl) 1989-04-17
DK146309C (da) 1984-02-06
NL184657C (nl) 1989-09-18
GB2014408A (en) 1979-08-22

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