FR2366579A1 - Simulation de sources de defauts de purete de couleurs dans un tube-image couleurs - Google Patents

Simulation de sources de defauts de purete de couleurs dans un tube-image couleurs

Info

Publication number
FR2366579A1
FR2366579A1 FR7729334A FR7729334A FR2366579A1 FR 2366579 A1 FR2366579 A1 FR 2366579A1 FR 7729334 A FR7729334 A FR 7729334A FR 7729334 A FR7729334 A FR 7729334A FR 2366579 A1 FR2366579 A1 FR 2366579A1
Authority
FR
France
Prior art keywords
colour
tube
deflection coils
auxiliary deflection
fault simulator
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
FR7729334A
Other languages
English (en)
French (fr)
Other versions
FR2366579B1 (de
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RCA Corp
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
Publication of FR2366579A1 publication Critical patent/FR2366579A1/fr
Application granted granted Critical
Publication of FR2366579B1 publication Critical patent/FR2366579B1/fr
Granted legal-status Critical Current

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)
FR7729334A 1976-09-30 1977-09-29 Simulation de sources de defauts de purete de couleurs dans un tube-image couleurs Granted FR2366579A1 (fr)

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 (2)

Publication Number Publication Date
FR2366579A1 true FR2366579A1 (fr) 1978-04-28
FR2366579B1 FR2366579B1 (de) 1982-08-20

Family

ID=27448943

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7729334A Granted FR2366579A1 (fr) 1976-09-30 1977-09-29 Simulation de sources de defauts de purete de couleurs dans un tube-image couleurs

Country Status (3)

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

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1220900A (en) * 1969-08-05 1971-01-27 Mullard Ltd Measuring the beam landing characteristic of a shadow-mask cathode-ray tube
US3887833A (en) * 1969-06-16 1975-06-03 Hitachi Ltd Color purity adjusting device for a color picture 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

Family Cites Families (1)

* 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

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
IT1085286B (it) 1985-05-28
FR2366579B1 (de) 1982-08-20
DE2744095A1 (de) 1978-04-06
DE2744095C2 (de) 1986-02-06

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Legal Events

Date Code Title Description
ST Notification of lapse