BE751781A - CONVERGENCE DEVICE FOR CATHODIC TUBE WITH MULTIPLE BEAMS ALIGNED OR SIMILAR - Google Patents
CONVERGENCE DEVICE FOR CATHODIC TUBE WITH MULTIPLE BEAMS ALIGNED OR SIMILARInfo
- Publication number
- BE751781A BE751781A BE751781DA BE751781A BE 751781 A BE751781 A BE 751781A BE 751781D A BE751781D A BE 751781DA BE 751781 A BE751781 A BE 751781A
- Authority
- BE
- Belgium
- Prior art keywords
- similar
- multiple beams
- convergence device
- beams aligned
- cathodic tube
- Prior art date
Links
Classifications
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US83255769A | 1969-06-12 | 1969-06-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE751781A true BE751781A (en) | 1970-11-16 |
Family
ID=25262005
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE751781D BE751781A (en) | 1969-06-12 | 1970-06-11 | CONVERGENCE DEVICE FOR CATHODIC TUBE WITH MULTIPLE BEAMS ALIGNED OR SIMILAR |
Country Status (4)
Country | Link |
---|---|
US (1) | US3553523A (en) |
BE (1) | BE751781A (en) |
DE (1) | DE2029144A1 (en) |
FR (1) | FR2052957A1 (en) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3684989A (en) * | 1969-08-15 | 1972-08-15 | Denki Onkyo Co Ltd | Convergence apparatus for use in color television cathode ray tubes |
US3701065A (en) * | 1971-02-03 | 1972-10-24 | Rca Corp | Color picture tube beam convergence apparatus |
JPS5631795B1 (en) * | 1971-06-23 | 1981-07-23 | ||
US3800176A (en) | 1972-01-14 | 1974-03-26 | Rca Corp | Self-converging color image display system |
US3743984A (en) * | 1972-03-24 | 1973-07-03 | Tokyo Shibaura Electric Co | Magnetic convergence device for use in an in-line type color cathode ray tube |
FR2201539B1 (en) * | 1972-09-29 | 1976-10-29 | Tokyo Shibaura Electric Co | |
US3889217A (en) * | 1973-02-28 | 1975-06-10 | Gen Electric | Convergence means for inline-type cathode ray tube |
NL7313905A (en) * | 1973-10-10 | 1975-04-14 | Philips Nv | DEVICE DEVICE FOR COLOR IMAGE TUBE. |
US3930185A (en) * | 1974-05-20 | 1975-12-30 | Rca Corp | Display system with simplified convergence |
US3858134A (en) * | 1974-06-03 | 1974-12-31 | Gte Sylvania Inc | Horizontal convergence means for in-line beam cathode ray tube |
US3906418A (en) * | 1974-08-14 | 1975-09-16 | Gte Sylvania Inc | Means for effecting dynamic vertical convergence in an in-line plural beam cathode ray tube |
US4634923A (en) * | 1979-11-15 | 1987-01-06 | Rca Corporation | Color picture tube having improved electron gun |
GB2111744B (en) * | 1981-09-25 | 1985-05-30 | Denki Onkyo Co Ltd | Convergence apparatus for colour cathode-ray tube |
US4864195A (en) * | 1988-05-05 | 1989-09-05 | Rca Licensing Corp. | Color display system with dynamically varied beam spacing |
EP0421523B1 (en) * | 1989-10-02 | 1995-06-28 | Koninklijke Philips Electronics N.V. | Colour display tube system with reduced spot growth |
US5028850A (en) * | 1990-07-19 | 1991-07-02 | Rca Licensing Corporation | Deflection system with a controlled beam spot |
US5432401A (en) * | 1992-10-05 | 1995-07-11 | Murata Mfg. Co., Ltd. | Correcting coil of deflection yoke |
JP2003509810A (en) * | 1999-09-06 | 2003-03-11 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Color display having quadrupole focusing coil |
DE102006012164B4 (en) * | 2005-12-23 | 2009-12-17 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Circuit arrangement for generating an alternating voltage or an alternating current |
DE102017205231B3 (en) * | 2017-03-28 | 2018-08-09 | Carl Zeiss Microscopy Gmbh | Particle-optical device and particle beam system |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2717323A (en) * | 1954-03-23 | 1955-09-06 | Rca Corp | Electron beam centering apparatus |
US2907915A (en) * | 1956-02-16 | 1959-10-06 | Gen Electric | Cathode ray tube structure including combined electrostatic and magnetic convergence system |
US2975325A (en) * | 1956-05-26 | 1961-03-14 | Gen Electric | Electron beam deflection system |
US3303444A (en) * | 1964-07-16 | 1967-02-07 | Videocraft Mfg Co | Electron beam convergence and deflection apparatus |
US3325675A (en) * | 1964-08-05 | 1967-06-13 | Paramount Pictures Corp | Three in-line gun magnetic convergence system |
US3305807A (en) * | 1965-07-02 | 1967-02-21 | Gen Electric | Convergence apparatus with convergence members on opposite surfaces of flat members |
US3430099A (en) * | 1966-08-23 | 1969-02-25 | Gen Electric | Simplified deflection system for plural in-line beam cathode ray tube |
-
1969
- 1969-06-12 US US832557A patent/US3553523A/en not_active Expired - Lifetime
-
1970
- 1970-06-11 FR FR7021521A patent/FR2052957A1/fr not_active Withdrawn
- 1970-06-11 BE BE751781D patent/BE751781A/en unknown
- 1970-06-12 DE DE19702029144 patent/DE2029144A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2029144A1 (en) | 1970-12-23 |
FR2052957A1 (en) | 1971-04-16 |
US3553523A (en) | 1971-01-05 |
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