BE804132A - Tube a rayons cathodiques et a faisceaux multiples, dote d'une ouverture commune limitant les faisceaux - Google Patents
Tube a rayons cathodiques et a faisceaux multiples, dote d'une ouverture commune limitant les faisceauxInfo
- Publication number
- BE804132A BE804132A BE2053016A BE2053016A BE804132A BE 804132 A BE804132 A BE 804132A BE 2053016 A BE2053016 A BE 2053016A BE 2053016 A BE2053016 A BE 2053016A BE 804132 A BE804132 A BE 804132A
- Authority
- BE
- Belgium
- Prior art keywords
- beams
- tube
- common opening
- opening limiting
- cathodic
- 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
- H01J29/48—Electron guns
- H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
-
- 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
- H01J31/12—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/48—Electron guns
- H01J2229/50—Plurality of guns or beams
- H01J2229/507—Multi-beam groups, e.g. number of beams greater than number of cathodes
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US28899672A | 1972-09-14 | 1972-09-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE804132A true BE804132A (fr) | 1974-02-28 |
Family
ID=23109558
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE2053016A BE804132A (fr) | 1972-09-14 | 1973-08-29 | Tube a rayons cathodiques et a faisceaux multiples, dote d'une ouverture commune limitant les faisceaux |
Country Status (3)
Country | Link |
---|---|
US (1) | US3798478A (fr) |
BE (1) | BE804132A (fr) |
DE (1) | DE2345920A1 (fr) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2201536B1 (fr) * | 1972-09-26 | 1976-08-13 | Thomson Csf | |
US3878329A (en) * | 1973-08-22 | 1975-04-15 | Itt | Orthoscopic image tube |
US3943281A (en) * | 1974-03-08 | 1976-03-09 | Hughes Aircraft Company | Multiple beam CRT for generating a multiple raster display |
US4338541A (en) * | 1979-12-07 | 1982-07-06 | International Business Machines Corporation | Multiple beam cathode ray tube having reduced off-axis aberrations |
NL8501666A (nl) * | 1985-06-10 | 1987-01-02 | Philips Nv | Multibundel-kathodestraalbuis en inrichting bevattende een dergelijke buis. |
JPS62268045A (ja) * | 1986-05-05 | 1987-11-20 | テクトロニツクス・インコ−ポレイテツド | 多ビ−ム陰極線管 |
US4853601A (en) * | 1987-11-02 | 1989-08-01 | Tektronix, Inc. | Multiple beam electron discharge tube having bipotential acceleration and convergence electrode structure |
US5291102A (en) * | 1990-10-12 | 1994-03-01 | Washburn Clayton A | Dynamic color separation display |
US5223764A (en) * | 1991-12-09 | 1993-06-29 | Chunghwa Picture Tubes, Ltd. | Electron gun with low voltage limiting aperture main lens |
US5220239A (en) * | 1991-12-09 | 1993-06-15 | Chunghwa Picture Tubes, Ltd. | High density electron beam generated by low voltage limiting aperture gun |
US5159240A (en) * | 1991-12-09 | 1992-10-27 | Chunghwa Picture Tubes, Ltd. | Low voltage limiting aperture electron gun |
US5182492A (en) * | 1992-05-20 | 1993-01-26 | Chunghwa Picture Tubes, Ltd. | Electron beam shaping aperture in low voltage, field-free region of electron gun |
KR100377399B1 (ko) * | 1995-11-24 | 2003-06-19 | 삼성에스디아이 주식회사 | 칼라음극선관용전자총 |
US6181055B1 (en) | 1998-10-12 | 2001-01-30 | Extreme Devices, Inc. | Multilayer carbon-based field emission electron device for high current density applications |
US7345290B2 (en) * | 1999-10-07 | 2008-03-18 | Agere Systems Inc | Lens array for electron beam lithography tool |
US6624578B2 (en) * | 2001-06-04 | 2003-09-23 | Extreme Devices Incorporated | Cathode ray tube having multiple field emission cathodes |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR737816A (fr) * | 1931-05-30 | 1932-12-16 | Siemens Ag | Disposition pour influencer la nature de rayons électroniques |
FR1127986A (fr) * | 1955-06-16 | 1956-12-28 | Csf | Perfectionnement aux canons électroniques des tubes à mémoire |
US2939982A (en) * | 1957-10-02 | 1960-06-07 | Gen Dynamics Corp | Cathode ray tube apparatus |
US2862144A (en) * | 1958-03-21 | 1958-11-25 | Gen Dynamics Corp | Simplified system for character selection in a shaped beam tube |
US2986669A (en) * | 1959-01-06 | 1961-05-30 | Hughes Aircraft Co | Electrostatic lens arrangement for cathode ray tubes |
US3223871A (en) * | 1961-08-22 | 1965-12-14 | Gen Electric | Electron optical system |
US3320458A (en) * | 1962-01-18 | 1967-05-16 | Nippon Electric Co | Cathode ray tubes employing a novel convergent electrostatic lens system for beam modulation |
-
1972
- 1972-09-14 US US00288996A patent/US3798478A/en not_active Expired - Lifetime
-
1973
- 1973-08-29 BE BE2053016A patent/BE804132A/fr unknown
- 1973-09-12 DE DE19732345920 patent/DE2345920A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2345920A1 (de) | 1974-04-04 |
US3798478A (en) | 1974-03-19 |
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