BE873633A - Dispositif de visualisation de television - Google Patents

Dispositif de visualisation de television

Info

Publication number
BE873633A
BE873633A BE0/193017A BE193017A BE873633A BE 873633 A BE873633 A BE 873633A BE 0/193017 A BE0/193017 A BE 0/193017A BE 193017 A BE193017 A BE 193017A BE 873633 A BE873633 A BE 873633A
Authority
BE
Belgium
Prior art keywords
viewing device
television viewing
television
viewing
Prior art date
Application number
BE0/193017A
Other languages
English (en)
French (fr)
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 BE873633A publication Critical patent/BE873633A/xx

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)
BE0/193017A 1978-01-25 1979-01-22 Dispositif de visualisation de television BE873633A (fr)

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
BE873633A true BE873633A (fr) 1979-07-23

Family

ID=19830223

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/193017A BE873633A (fr) 1978-01-25 1979-01-22 Dispositif de visualisation de television

Country Status (16)

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

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4331981A (en) * 1980-09-25 1982-05-25 Rca Corporation Linear high gain sampling amplifier
US4331982A (en) * 1980-09-25 1982-05-25 Rca Corporation Sample and hold circuit particularly for small signals
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
NL8502637A (nl) * 1985-03-06 1986-10-01 Philips Nv Beeldweergeefinrichting.
NL8502636A (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
WO1997029588A2 (en) * 1996-02-07 1997-08-14 Philips Electronics N.V. Beam current measurement in a video output stage
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 (xx) * 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
FR2415931A1 (fr) 1979-08-24
NL7800870A (nl) 1979-07-27
SE430012B (sv) 1983-10-10
JPH025352B2 (xx) 1990-02-01
DK26479A (da) 1979-07-26
IT1117582B (it) 1986-02-17
AU4359079A (en) 1979-08-02
JPS54111221A (en) 1979-08-31
NL184657B (nl) 1989-04-17
DK146309B (da) 1983-08-29
FR2415931B1 (xx) 1984-07-13
DE2902366A1 (de) 1979-07-26
NZ189428A (en) 1982-02-23
GB2014408A (en) 1979-08-22
DK146309C (da) 1984-02-06
BR7900400A (pt) 1979-08-21
SE7900524L (sv) 1979-07-26
DE2902366C2 (de) 1985-01-17
IT7967137A0 (it) 1979-01-22
US4224640A (en) 1980-09-23
MX147217A (es) 1982-10-25
CA1135837A (en) 1982-11-16
NL184657C (nl) 1989-09-18
GB2014408B (en) 1982-04-15
AU528435B2 (en) 1983-04-28
ES477072A1 (es) 1979-07-16

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: N.V. PHILIPS GLOEILAMPENFABRIEKEN

Effective date: 19930131