DE68918405D1 - Elektronenerzeugungssystem mit Mehrschrittfokussierung für Kathodenstrahlröhre. - Google Patents

Elektronenerzeugungssystem mit Mehrschrittfokussierung für Kathodenstrahlröhre.

Info

Publication number
DE68918405D1
DE68918405D1 DE68918405T DE68918405T DE68918405D1 DE 68918405 D1 DE68918405 D1 DE 68918405D1 DE 68918405 T DE68918405 T DE 68918405T DE 68918405 T DE68918405 T DE 68918405T DE 68918405 D1 DE68918405 D1 DE 68918405D1
Authority
DE
Germany
Prior art keywords
generation system
cathode ray
ray tubes
electron generation
focusing electron
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.)
Expired - Lifetime
Application number
DE68918405T
Other languages
English (en)
Other versions
DE68918405T2 (de
Inventor
Cho Seog-Lae
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.)
Samsung SDI Co Ltd
Original Assignee
Samsung Electron 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
Priority claimed from KR8815132A external-priority patent/KR910003700B1/ko
Priority claimed from KR1019890003605A external-priority patent/KR920009144B1/ko
Application filed by Samsung Electron Devices Co Ltd filed Critical Samsung Electron Devices Co Ltd
Application granted granted Critical
Publication of DE68918405D1 publication Critical patent/DE68918405D1/de
Publication of DE68918405T2 publication Critical patent/DE68918405T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H01J29/48—Electron guns
    • H01J29/488—Schematic arrangements of the electrodes for beam forming; Place and form of the elecrodes
DE68918405T 1988-11-17 1989-05-10 Elektronenerzeugungssystem mit Mehrschrittfokussierung für Kathodenstrahlröhre. Expired - Lifetime DE68918405T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR8815132A KR910003700B1 (en) 1988-11-17 1988-11-17 Multi-step focusing type electron gun
KR1019890003605A KR920009144B1 (ko) 1989-03-22 1989-03-22 다단집속형 전자총

Publications (2)

Publication Number Publication Date
DE68918405D1 true DE68918405D1 (de) 1994-10-27
DE68918405T2 DE68918405T2 (de) 1995-05-18

Family

ID=26627927

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68918405T Expired - Lifetime DE68918405T2 (de) 1988-11-17 1989-05-10 Elektronenerzeugungssystem mit Mehrschrittfokussierung für Kathodenstrahlröhre.

Country Status (4)

Country Link
US (1) US5015911A (de)
EP (1) EP0369101B1 (de)
JP (1) JPH02152144A (de)
DE (1) DE68918405T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR930011058B1 (ko) * 1991-02-12 1993-11-20 삼성전관 주식회사 칼라 음극선관용 다단집속형 전자총
KR930009465B1 (ko) * 1991-06-07 1993-10-04 삼성전관 주식회사 음극선관용 전자총
KR100186540B1 (ko) 1996-04-25 1999-03-20 구자홍 피디피의 전극 및 그 형성방법
KR100192348B1 (ko) * 1996-05-28 1999-06-15 구자홍 칼라 수상관용 전자총
WO1997049111A1 (en) * 1996-06-17 1997-12-24 Battelle Memorial Institute Method and apparatus for ion and charged particle focusing
US6107628A (en) * 1998-06-03 2000-08-22 Battelle Memorial Institute Method and apparatus for directing ions and other charged particles generated at near atmospheric pressures into a region under vacuum
KR20010089518A (ko) * 1999-10-01 2001-10-06 요트.게.아. 롤페즈 음극선관
EP1280180A3 (de) * 2001-07-25 2005-02-09 Lg.Philips Displays Korea Co., Ltd. Elektronenkanone für Kathodenstrahlröhre
KR100434321B1 (ko) * 2001-11-12 2004-06-04 엘지.필립스디스플레이(주) 칼라 음극선관용 전자총

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4052643A (en) * 1972-04-12 1977-10-04 Hitachi, Ltd. Electron guns for use in cathode ray tubes
US3863091A (en) * 1972-12-29 1975-01-28 Hitachi Ltd Electron gun assembly with improved unitary lens system
JPS55163752A (en) * 1979-06-08 1980-12-20 Matsushita Electronics Corp Picture tube
JPS5949142A (ja) * 1982-09-14 1984-03-21 Mitsubishi Electric Corp 電子銃
JPH0656739B2 (ja) * 1984-07-26 1994-07-27 株式会社東芝 電子銃

Also Published As

Publication number Publication date
EP0369101B1 (de) 1994-09-21
JPH02152144A (ja) 1990-06-12
EP0369101A3 (en) 1990-11-28
US5015911A (en) 1991-05-14
EP0369101A2 (de) 1990-05-23
DE68918405T2 (de) 1995-05-18

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Legal Events

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8364 No opposition during term of opposition