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
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
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)
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)
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 |
-
0
- NL NL286376D patent/NL286376A/xx unknown
- BE BE625864D patent/BE625864A/xx unknown
-
1961
- 1961-12-07 US US157645A patent/US3196305A/en not_active Expired - Lifetime
-
1962
- 1962-12-06 GB GB46?63/62A patent/GB1003167A/en not_active Expired
- 1962-12-06 DK DK529162AA patent/DK119121B/en unknown
- 1962-12-07 CH CH1440162A patent/CH428951A/en unknown
- 1962-12-07 DE DER34023A patent/DE1170454B/en active Pending
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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