DK119121B - Device by a cathode ray tube with several electron beam sources for correcting the image size. - Google Patents

Device by a cathode ray tube with several electron beam sources for correcting the image size.

Info

Publication number
DK119121B
DK119121B DK529162AA DK529162A DK119121B DK 119121 B DK119121 B DK 119121B DK 529162A A DK529162A A DK 529162AA DK 529162 A DK529162 A DK 529162A DK 119121 B DK119121 B DK 119121B
Authority
DK
Denmark
Prior art keywords
correcting
electron beam
ray tube
cathode ray
image size
Prior art date
Application number
DK529162AA
Other languages
Danish (da)
Inventor
W Barkow
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 DK119121B publication Critical patent/DK119121B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
    • H01J31/20—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes for displaying images or patterns in two or more colours
    • H01J31/208—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes for displaying images or patterns in two or more colours using variable penetration depth of the electron beam in the luminescent layer, e.g. penetrons
    • 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
    • H01J29/702—Convergence correction arrangements therefor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/56—Correction of beam optics
    • H01J2229/568—Correction of beam optics using supplementary correction devices
    • H01J2229/5681—Correction of beam optics using supplementary correction devices magnetic
    • H01J2229/5684—Magnetic materials, e.g. soft iron
DK529162AA 1961-12-07 1962-12-06 Device by a cathode ray tube with several electron beam sources for correcting the image size. DK119121B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US157645A US3196305A (en) 1961-12-07 1961-12-07 Magnetically scanned cathode ray tube with raster altering means

Publications (1)

Publication Number Publication Date
DK119121B true DK119121B (en) 1970-11-16

Family

ID=22564637

Family Applications (1)

Application Number Title Priority Date Filing Date
DK529162AA DK119121B (en) 1961-12-07 1962-12-06 Device by a cathode ray tube with several electron beam sources for correcting the image size.

Country Status (7)

Country Link
US (1) US3196305A (en)
BE (1) BE625864A (en)
CH (1) CH428951A (en)
DE (1) DE1170454B (en)
DK (1) DK119121B (en)
GB (1) GB1003167A (en)
NL (1) NL286376A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3265915A (en) * 1963-01-04 1966-08-09 Rca Corp Cathode ray tube
JPS5126208B1 (en) * 1971-05-18 1976-08-05
BE793992A (en) * 1972-01-14 1973-05-02 Rca Corp CATHODIC RAY TUBE
US4196370A (en) * 1978-02-24 1980-04-01 Rca Corporation CRT generating three inline beams and having shunts for weakening center beam horizontal magnetic deflection and strengthening vertical deflection
US4396862A (en) * 1978-05-01 1983-08-02 Rca Corporation Color picture tube with means for affecting magnetic deflection fields in electron gun area
US4634923A (en) * 1979-11-15 1987-01-06 Rca Corporation Color picture tube having improved electron gun
US4370593A (en) * 1980-12-30 1983-01-25 Rca Corporation In-line electron gun and method for modifying the same
US4556819A (en) * 1983-12-13 1985-12-03 Rca Corporation Color picture tube having inline electron gun with coma correction members
DE3409919A1 (en) * 1984-03-17 1985-09-26 Standard Elektrik Lorenz Ag, 7000 Stuttgart COLORED PIPES

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2769110A (en) * 1954-01-21 1956-10-30 Rca Corp Electron beam control means
GB821542A (en) * 1955-02-12 1959-10-07 Emi Ltd Improvements in or relating to cathode ray tubes
US2943232A (en) * 1959-02-16 1960-06-28 Gen Electric Color cathode ray image display system

Also Published As

Publication number Publication date
US3196305A (en) 1965-07-20
CH428951A (en) 1967-01-31
BE625864A (en)
DE1170454B (en) 1964-05-21
NL286376A (en)
GB1003167A (en) 1965-09-02

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