BE804132A - TUBE WITH CATHODIC RADIUS AND MULTIPLE BEAMS, WITH A COMMON OPENING LIMITING THE BEAMS - Google Patents

TUBE WITH CATHODIC RADIUS AND MULTIPLE BEAMS, WITH A COMMON OPENING LIMITING THE BEAMS

Info

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
Application number
BE2053016A
Other languages
French (fr)
Inventor
D L Say
Original Assignee
Gte Sylvania Inc
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 Gte Sylvania Inc filed Critical Gte Sylvania Inc
Publication of BE804132A publication Critical patent/BE804132A/en

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
BE2053016A 1972-09-14 1973-08-29 TUBE WITH CATHODIC RADIUS AND MULTIPLE BEAMS, WITH A COMMON OPENING LIMITING THE BEAMS BE804132A (en)

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 (en) 1974-02-28

Family

ID=23109558

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2053016A BE804132A (en) 1972-09-14 1973-08-29 TUBE WITH CATHODIC RADIUS AND MULTIPLE BEAMS, WITH A COMMON OPENING LIMITING THE BEAMS

Country Status (3)

Country Link
US (1) US3798478A (en)
BE (1) BE804132A (en)
DE (1) DE2345920A1 (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2201536B1 (en) * 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 (en) * 1985-06-10 1987-01-02 Philips Nv MULTIBUNDLE CATHODE JET TUBE AND DEVICE CONTAINING SUCH A TUBE.
JPS62268045A (en) * 1986-05-05 1987-11-20 テクトロニツクス・インコ−ポレイテツド Multiple beam crt
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 (en) * 1995-11-24 2003-06-19 삼성에스디아이 주식회사 Electron gun for color cathode ray tube
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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR737816A (en) * 1931-05-30 1932-12-16 Siemens Ag Arrangement to influence the nature of electron rays
FR1127986A (en) * 1955-06-16 1956-12-28 Csf Improvement in electron guns of memory tubes
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

Also Published As

Publication number Publication date
DE2345920A1 (en) 1974-04-04
US3798478A (en) 1974-03-19

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