EP0714115A3 - Color display system utilizing quadrupole lenses - Google Patents

Color display system utilizing quadrupole lenses Download PDF

Info

Publication number
EP0714115A3
EP0714115A3 EP95118059A EP95118059A EP0714115A3 EP 0714115 A3 EP0714115 A3 EP 0714115A3 EP 95118059 A EP95118059 A EP 95118059A EP 95118059 A EP95118059 A EP 95118059A EP 0714115 A3 EP0714115 A3 EP 0714115A3
Authority
EP
European Patent Office
Prior art keywords
display system
color display
system utilizing
quadrupole lenses
quadrupole
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP95118059A
Other languages
German (de)
French (fr)
Other versions
EP0714115A2 (en
Inventor
Yoshiaki Takahashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Hitachi Electronic Devices Co Ltd
Original Assignee
Hitachi Ltd
Hitachi Electronic Devices Co Ltd
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 Hitachi Ltd, Hitachi Electronic Devices Co Ltd filed Critical Hitachi Ltd
Publication of EP0714115A2 publication Critical patent/EP0714115A2/en
Publication of EP0714115A3 publication Critical patent/EP0714115A3/en
Withdrawn legal-status Critical Current

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
    • H01J29/56—Arrangements for controlling cross-section of ray or beam; Arrangements for correcting aberration of beam, e.g. due to lenses
    • 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
    • H01J29/58—Arrangements for focusing or reflecting ray or beam
    • H01J29/62—Electrostatic lenses
    • H01J29/626—Electrostatic lenses producing fields exhibiting periodic axial symmetry, e.g. multipolar fields
    • H01J29/628—Electrostatic lenses producing fields exhibiting periodic axial symmetry, e.g. multipolar fields co-operating with or closely associated to an electron gun
    • 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
    • H01J29/503—Three or more guns, the axes of which lay in a common plane
    • 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
    • H01J2229/4834—Electrical arrangements coupled to electrodes, e.g. potentials
    • H01J2229/4837—Electrical arrangements coupled to electrodes, e.g. potentials characterised by the potentials applied
    • H01J2229/4841—Dynamic potentials
EP95118059A 1994-11-25 1995-11-16 Color display system utilizing quadrupole lenses Withdrawn EP0714115A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP6291325A JPH08148095A (en) 1994-11-25 1994-11-25 Electron gun and color cathode-ray tube provided with this electron gun
JP291325/94 1994-11-25

Publications (2)

Publication Number Publication Date
EP0714115A2 EP0714115A2 (en) 1996-05-29
EP0714115A3 true EP0714115A3 (en) 1997-07-16

Family

ID=17767455

Family Applications (1)

Application Number Title Priority Date Filing Date
EP95118059A Withdrawn EP0714115A3 (en) 1994-11-25 1995-11-16 Color display system utilizing quadrupole lenses

Country Status (4)

Country Link
EP (1) EP0714115A3 (en)
JP (1) JPH08148095A (en)
KR (1) KR960019453A (en)
CN (1) CN1130302A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5936338A (en) * 1994-11-25 1999-08-10 Hitachi, Ltd. Color display system utilizing double quadrupole lenses under optimal control
JP2000156178A (en) 1998-11-20 2000-06-06 Toshiba Corp Cathode-ray tube
TW446984B (en) 1999-01-26 2001-07-21 Toshiba Corp Color cathode ray tube device
KR100384675B1 (en) * 2000-11-28 2003-05-22 가부시키가이샤 히타치세이사쿠쇼 Color image receiving tube
KR20030033217A (en) * 2001-10-19 2003-05-01 삼성에스디아이 주식회사 Electron gun for the cathode ray tube with unipotential and bipotential lens
US6949895B2 (en) * 2003-09-03 2005-09-27 Axcelis Technologies, Inc. Unipolar electrostatic quadrupole lens and switching methods for charged beam transport

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4728859A (en) * 1985-09-09 1988-03-01 Matsushita Electronics Corporation In-line electron gun
EP0332469A2 (en) * 1988-03-11 1989-09-13 Kabushiki Kaisha Toshiba Electron gun for color picture tube device
EP0652583A1 (en) * 1993-11-09 1995-05-10 Hitachi, Ltd. Color picture tube with reduced dynamic focus voltage

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4728859A (en) * 1985-09-09 1988-03-01 Matsushita Electronics Corporation In-line electron gun
EP0332469A2 (en) * 1988-03-11 1989-09-13 Kabushiki Kaisha Toshiba Electron gun for color picture tube device
EP0652583A1 (en) * 1993-11-09 1995-05-10 Hitachi, Ltd. Color picture tube with reduced dynamic focus voltage

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
YAMANE H ET AL: "AN IN-LINE COLOR CRT WITH DYNAMIC BEAM SHAPING FOR DATA DISPLAY", PROCEEDINGS OF THE SID, vol. 29, no. 1, 1988, pages 41 - 45, XP000006427 *

Also Published As

Publication number Publication date
JPH08148095A (en) 1996-06-07
KR960019453A (en) 1996-06-17
EP0714115A2 (en) 1996-05-29
CN1130302A (en) 1996-09-04

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