SG44617A1 - Oxide cathode for electron tube - Google Patents

Oxide cathode for electron tube

Info

Publication number
SG44617A1
SG44617A1 SG1996004185A SG1996004185A SG44617A1 SG 44617 A1 SG44617 A1 SG 44617A1 SG 1996004185 A SG1996004185 A SG 1996004185A SG 1996004185 A SG1996004185 A SG 1996004185A SG 44617 A1 SG44617 A1 SG 44617A1
Authority
SG
Singapore
Prior art keywords
electron tube
oxide cathode
cathode
oxide
electron
Prior art date
Application number
SG1996004185A
Inventor
Jong-Seo Choi
Kyung-Cheon Shon
Kwi-Seok Choi
Gyu-Nam Ju
Sang-Won Lee
Original Assignee
Samsung Display 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 KR1019930021670A external-priority patent/KR950006911A/en
Priority claimed from KR1019930022490A external-priority patent/KR100271484B1/en
Application filed by Samsung Display Devices Co Ltd filed Critical Samsung Display Devices Co Ltd
Publication of SG44617A1 publication Critical patent/SG44617A1/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/14—Solid thermionic cathodes characterised by the material
    • H01J1/144—Solid thermionic cathodes characterised by the material with other metal oxides as an emissive material
SG1996004185A 1993-08-20 1993-12-13 Oxide cathode for electron tube SG44617A1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR930016231 1993-08-20
KR1019930021670A KR950006911A (en) 1993-08-20 1993-10-19 Oxide cathode for electron tube
KR930022124 1993-10-23
KR1019930022490A KR100271484B1 (en) 1993-10-23 1993-10-27 Oxide cathode

Publications (1)

Publication Number Publication Date
SG44617A1 true SG44617A1 (en) 1997-12-19

Family

ID=27483006

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996004185A SG44617A1 (en) 1993-08-20 1993-12-13 Oxide cathode for electron tube

Country Status (6)

Country Link
EP (1) EP0639848B1 (en)
JP (1) JPH0765692A (en)
CN (1) CN1061462C (en)
DE (1) DE69313845T2 (en)
SG (1) SG44617A1 (en)
TW (1) TW259877B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100200661B1 (en) * 1994-10-12 1999-06-15 손욱 Cathode for electron tube
EP1232511B1 (en) * 2000-09-19 2007-08-15 Koninklijke Philips Electronics N.V. Oxide cathode
JP2007305438A (en) * 2006-05-12 2007-11-22 New Japan Radio Co Ltd Oxide cathode and its manufacturing method, and method of manufacturing carbonate for oxide cathode used for it

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB182817A (en) * 1921-07-11 1923-08-09 Drahtlose Telegraphie Gmbh Improvements in the cathodes of electric discharge tubes
US1794298A (en) * 1926-09-21 1931-02-24 Gen Electric Thermionic cathode
CA1270890A (en) * 1985-07-19 1990-06-26 Keiji Watanabe Cathode for electron tube

Also Published As

Publication number Publication date
DE69313845T2 (en) 1998-04-02
DE69313845D1 (en) 1997-10-16
TW259877B (en) 1995-10-11
EP0639848B1 (en) 1997-09-10
CN1099185A (en) 1995-02-22
JPH0765692A (en) 1995-03-10
CN1061462C (en) 2001-01-31
EP0639848A1 (en) 1995-02-22

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