MY130117A - Cathode for electron tube - Google Patents

Cathode for electron tube

Info

Publication number
MY130117A
MY130117A MYPI95000386A MYPI9500386A MY130117A MY 130117 A MY130117 A MY 130117A MY PI95000386 A MYPI95000386 A MY PI95000386A MY PI9500386 A MYPI9500386 A MY PI9500386A MY 130117 A MY130117 A MY 130117A
Authority
MY
Malaysia
Prior art keywords
cathode
compound
electron tube
earth metal
alkaline earth
Prior art date
Application number
MYPI95000386A
Other languages
English (en)
Inventor
Gyu-Nam Ju
Jong-Seo Choi
Keun-Bae Kim
Kwang-Min Lee
Kwi-Seok Choi
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
Application filed by Samsung Display Devices Co Ltd filed Critical Samsung Display Devices Co Ltd
Publication of MY130117A publication Critical patent/MY130117A/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
    • H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • H01J1/28—Dispenser-type cathodes, e.g. L-cathode
    • 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
    • H01J1/142—Solid thermionic cathodes characterised by the material with alkaline-earth metal oxides, or such oxides used in conjunction with reducing agents, as an emissive material

Landscapes

  • Solid Thermionic Cathode (AREA)
MYPI95000386A 1994-10-12 1995-02-16 Cathode for electron tube MY130117A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019940026115A KR100200661B1 (ko) 1994-10-12 1994-10-12 전자관용 음극

Publications (1)

Publication Number Publication Date
MY130117A true MY130117A (en) 2007-06-29

Family

ID=19394973

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI95000386A MY130117A (en) 1994-10-12 1995-02-16 Cathode for electron tube

Country Status (9)

Country Link
US (1) US5698937A (https=)
JP (1) JP3301881B2 (https=)
KR (1) KR100200661B1 (https=)
CN (1) CN1081386C (https=)
DE (1) DE19508038A1 (https=)
GB (1) GB2294155B (https=)
MY (1) MY130117A (https=)
NL (1) NL194139C (https=)
TW (1) TW319881B (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09147735A (ja) * 1995-09-21 1997-06-06 Matsushita Electron Corp 陰極線管用エミッタ材料及びその製造方法
KR100366073B1 (ko) * 1995-10-30 2003-03-06 삼성에스디아이 주식회사 전자관용음극
KR100269360B1 (ko) * 1997-12-24 2000-10-16 구자홍 음극선관용 음극구조체
KR100249714B1 (ko) * 1997-12-30 2000-03-15 손욱 전자총용 음극
KR100297687B1 (ko) * 1998-09-24 2001-08-07 김순택 전자총용음극
US6882093B2 (en) * 2001-08-01 2005-04-19 Matsushita Electric Industrial Co., Ltd. Long-life electron tube device, electron tube cathode, and manufacturing method for the electron tube device
FR2871933A1 (fr) * 2004-06-21 2005-12-23 Thomson Licensing Sa Structure de cathode basse consommation pour tubes a rayons cathodiques
KR101708785B1 (ko) * 2009-08-11 2017-02-21 도레이 카부시키가이샤 전자 방출원용 페이스트 및 전자 방출원

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB817063A (https=) *
US1794298A (en) * 1926-09-21 1931-02-24 Gen Electric Thermionic cathode
FR901530A (fr) * 1943-03-15 1945-07-30 Telefunken Gmbh Perfectionnements aux cathodes à oxydes pour récipients à décharge électrique
NL273523A (https=) * 1961-01-17
US4073989A (en) * 1964-01-17 1978-02-14 Horizons Incorporated Continuous channel electron beam multiplier
US3436584A (en) * 1966-03-15 1969-04-01 Gen Electric Electron emission source with sharply defined emitting area
CH582951A5 (https=) * 1973-07-09 1976-12-15 Bbc Brown Boveri & Cie
US4017808A (en) * 1975-02-10 1977-04-12 Owens-Illinois, Inc. Gas laser with sputter-resistant cathode
JPS5652835A (en) * 1979-10-01 1981-05-12 Hitachi Ltd Impregnated cathode
JPS5949131A (ja) * 1982-09-13 1984-03-21 Mitsubishi Electric Corp 電子管陰極
CA1270890A (en) * 1985-07-19 1990-06-26 Keiji Watanabe Cathode for electron tube
NL8701739A (nl) * 1987-07-23 1989-02-16 Philips Nv Oxydekathode.
JPS6460938A (en) * 1987-09-01 1989-03-08 Hitachi Ltd Cathode for electron tube
JPH0690907B2 (ja) * 1988-02-02 1994-11-14 三菱電機株式会社 電子管用陰極
KR910009660B1 (ko) * 1988-02-23 1991-11-25 미쓰비시전기 주식회사 전자관용 산화물피복음극
JPH01279537A (ja) * 1988-04-30 1989-11-09 Futaba Corp 傍熱形線状陰極
NL8900806A (nl) * 1989-04-03 1990-11-01 Philips Nv Kathode voor een elektrische ontladingsbuis.
KR920001337B1 (ko) * 1989-09-07 1992-02-10 삼성전관 주식회사 전자관음극 및 그 제조방법
JP2758244B2 (ja) * 1990-03-07 1998-05-28 三菱電機株式会社 電子管用陰極
NL9002291A (nl) * 1990-10-22 1992-05-18 Philips Nv Oxydekathode.
US5348934A (en) * 1991-09-09 1994-09-20 Raytheon Company Secondary emission cathode having supeconductive oxide material
GB2279495A (en) * 1993-06-22 1995-01-04 Thorn Microwave Devices Limite Thermionic cathode
EP0639848B1 (en) * 1993-08-20 1997-09-10 Samsung Display Devices Co., Ltd. Oxide cathode for electron tube
KR100294484B1 (ko) * 1993-08-24 2001-09-17 김순택 전자관용음극

Also Published As

Publication number Publication date
NL194139B (nl) 2001-03-01
DE19508038A1 (de) 1996-04-18
KR960015634A (ko) 1996-05-22
NL9500286A (nl) 1996-05-01
US5698937A (en) 1997-12-16
TW319881B (https=) 1997-11-11
KR100200661B1 (ko) 1999-06-15
CN1120728A (zh) 1996-04-17
NL194139C (nl) 2001-07-03
GB2294155B (en) 1999-03-03
GB2294155A (en) 1996-04-17
GB9502967D0 (en) 1995-04-05
CN1081386C (zh) 2002-03-20
JPH08124476A (ja) 1996-05-17
JP3301881B2 (ja) 2002-07-15

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