DE68918405D1 - Elektronenerzeugungssystem mit Mehrschrittfokussierung für Kathodenstrahlröhre. - Google Patents

Elektronenerzeugungssystem mit Mehrschrittfokussierung für Kathodenstrahlröhre.

Info

Publication number: DE68918405D1
Authority: DE; Germany
Prior art keywords: generation system; cathode ray; ray tubes; electron generation; focusing electron
Prior art date: 1988-11-17
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.)

1988-11-17

Filing date

1989-05-10

Publication date

1994-10-27

1988-11-17 Priority claimed from KR8815132A external-priority patent/KR910003700B1/ko

1989-03-22 Priority claimed from KR1019890003605A external-priority patent/KR920009144B1/ko

1989-05-10 Application filed by Samsung Electron Devices Co Ltd filed Critical Samsung Electron Devices Co Ltd

1994-10-27 Application granted granted Critical

1994-10-27 Publication of DE68918405D1 publication Critical patent/DE68918405D1/de

1995-05-18 Publication of DE68918405T2 publication Critical patent/DE68918405T2/de

2009-05-11 Anticipated expiration legal-status Critical

Status 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

1989
- 1989-05-09 US US07/349,589 patent/US5015911A/en not_active Expired - Lifetime
- 1989-05-10 DE DE68918405T patent/DE68918405T2/de not_active Expired - Lifetime
- 1989-05-10 EP EP89108412A patent/EP0369101B1/de not_active Expired - Lifetime
- 1989-05-10 JP JP1117185A patent/JPH02152144A/ja active Pending

Also Published As

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

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IT8822475A0 (it)	1988-10-31	Gioco di deflessione compensato per tubi a raggi catodici.
DE69007383D1 (de)	1994-04-21	Kathode für Elektronenstrahlröhre.
IT8421087A1 (it)	1985-11-24	Tubo a raggi catodici con un cannone elettronico presentante una regione di formazione di un fascio astigmatico".
DE59104526D1 (de)	1995-03-23	Elektronenstrahl-Erzeugungssystem.

Legal Events

Date	Code	Title	Description
1995-10-19	8364	No opposition during term of opposition