IT1085286B - Metodo ed apparato per la simulazione di sorgenti di errori di purezza dei colori in un cinescopio a colori - Google Patents

Metodo ed apparato per la simulazione di sorgenti di errori di purezza dei colori in un cinescopio a colori

Info

Publication number
IT1085286B
IT1085286B IT2811977A IT2811977A IT1085286B IT 1085286 B IT1085286 B IT 1085286B IT 2811977 A IT2811977 A IT 2811977A IT 2811977 A IT2811977 A IT 2811977A IT 1085286 B IT1085286 B IT 1085286B
Authority
IT
Italy
Prior art keywords
color
cinescope
simulating
sources
purity errors
Prior art date
Application number
IT2811977A
Other languages
English (en)
Italian (it)
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
Priority claimed from US05/783,215 external-priority patent/US4122485A/en
Priority claimed from US05/783,478 external-priority patent/US4137548A/en
Application filed by Rca Corp filed Critical Rca Corp
Application granted granted Critical
Publication of IT1085286B publication Critical patent/IT1085286B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/24—Testing of discharge tubes
    • G01R31/25—Testing of vacuum tubes
    • G01R31/257—Testing of beam-tubes, e.g. cathode-ray tubes, image pick-up tubes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/70—Arrangements for deflecting ray or beam
    • H01J29/701—Systems for correcting deviation or convergence of a plurality of beams by means of magnetic fields at least
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/44—Factory adjustment of completed discharge tubes or lamps to comply with desired tolerances

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
IT2811977A 1976-09-30 1977-09-29 Metodo ed apparato per la simulazione di sorgenti di errori di purezza dei colori in un cinescopio a colori IT1085286B (it)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB4069676 1976-09-30
GB4069576 1976-09-30
US05/783,215 US4122485A (en) 1976-09-30 1977-03-31 Method and apparatus for simulating magnetic environment of television receivers
US05/783,478 US4137548A (en) 1976-09-30 1977-03-31 Method and apparatus for optimizing color purity in a color kinescope

Publications (1)

Publication Number Publication Date
IT1085286B true IT1085286B (it) 1985-05-28

Family

ID=27448943

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2811977A IT1085286B (it) 1976-09-30 1977-09-29 Metodo ed apparato per la simulazione di sorgenti di errori di purezza dei colori in un cinescopio a colori

Country Status (3)

Country Link
DE (1) DE2744095C2 (de)
FR (1) FR2366579A1 (de)
IT (1) IT1085286B (de)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3369201A (en) * 1964-08-27 1968-02-13 Rauland Corp Color cathode ray tube convergence and deflection testing assembly and fixture therefor
US3887833A (en) * 1969-06-16 1975-06-03 Hitachi Ltd Color purity adjusting device for a color picture tube
GB1220900A (en) * 1969-08-05 1971-01-27 Mullard Ltd Measuring the beam landing characteristic of a shadow-mask cathode-ray tube
US3916437A (en) * 1974-06-10 1975-10-28 Rca Corp Purity adjustment for color display system
US4001877A (en) * 1975-11-26 1977-01-04 Rca Corporation Method of measuring color purity tolerance of a color display tube

Also Published As

Publication number Publication date
FR2366579B1 (de) 1982-08-20
FR2366579A1 (fr) 1978-04-28
DE2744095A1 (de) 1978-04-06
DE2744095C2 (de) 1986-02-06

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