TW319881B - - Google Patents

Download PDF

Info

Publication number
TW319881B
TW319881B TW084102045A TW84102045A TW319881B TW 319881 B TW319881 B TW 319881B TW 084102045 A TW084102045 A TW 084102045A TW 84102045 A TW84102045 A TW 84102045A TW 319881 B TW319881 B TW 319881B
Authority
TW
Taiwan
Prior art keywords
cathode
compound
metal
electron
lanthanum
Prior art date
Application number
TW084102045A
Other languages
English (en)
Chinese (zh)
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
Application granted granted Critical
Publication of TW319881B publication Critical patent/TW319881B/zh

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
    • H01J1/142—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
    • 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

Landscapes

  • Solid Thermionic Cathode (AREA)
TW084102045A 1994-10-12 1995-03-03 TW319881B (cg-RX-API-DMAC10.html)

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
TW319881B true TW319881B (cg-RX-API-DMAC10.html) 1997-11-11

Family

ID=19394973

Family Applications (1)

Application Number Title Priority Date Filing Date
TW084102045A TW319881B (cg-RX-API-DMAC10.html) 1994-10-12 1995-03-03

Country Status (9)

Country Link
US (1) US5698937A (cg-RX-API-DMAC10.html)
JP (1) JP3301881B2 (cg-RX-API-DMAC10.html)
KR (1) KR100200661B1 (cg-RX-API-DMAC10.html)
CN (1) CN1081386C (cg-RX-API-DMAC10.html)
DE (1) DE19508038A1 (cg-RX-API-DMAC10.html)
GB (1) GB2294155B (cg-RX-API-DMAC10.html)
MY (1) MY130117A (cg-RX-API-DMAC10.html)
NL (1) NL194139C (cg-RX-API-DMAC10.html)
TW (1) TW319881B (cg-RX-API-DMAC10.html)

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
EP2466612A4 (en) * 2009-08-11 2014-01-08 Toray Industries PULP FOR ELECTRON SOURCE SOURCE AND D ELECTRON EMISSION SOURCE

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB817063A (cg-RX-API-DMAC10.html) *
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 (cg-RX-API-DMAC10.html) * 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 (cg-RX-API-DMAC10.html) * 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
SG44617A1 (en) * 1993-08-20 1997-12-19 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
JPH08124476A (ja) 1996-05-17
CN1120728A (zh) 1996-04-17
NL194139C (nl) 2001-07-03
GB9502967D0 (en) 1995-04-05
GB2294155B (en) 1999-03-03
JP3301881B2 (ja) 2002-07-15
CN1081386C (zh) 2002-03-20
DE19508038A1 (de) 1996-04-18
US5698937A (en) 1997-12-16
MY130117A (en) 2007-06-29
NL9500286A (nl) 1996-05-01
GB2294155A (en) 1996-04-17
KR960015634A (ko) 1996-05-22
NL194139B (nl) 2001-03-01
KR100200661B1 (ko) 1999-06-15

Similar Documents

Publication Publication Date Title
TW385466B (en) Cathode for an electron tube
JP3301881B2 (ja) 電子管用の陰極
TW388048B (en) Cathode-ray tube and electron gun thereof
US5982083A (en) Cathode for electron tube
KR100366073B1 (ko) 전자관용음극
JPH0778550A (ja) 酸化物陰極
KR100200664B1 (ko) 전자관용 음극
EP0639848B1 (en) Oxide cathode for electron tube
JPH06223776A (ja) 蛍光ランプ用電極
JPS61269828A (ja) 電子管陰極の製造方法
KR100269360B1 (ko) 음극선관용 음극구조체
JPS5949131A (ja) 電子管陰極
KR100625959B1 (ko) 전자관용 음극의 제조방법
JP2619106B2 (ja) 酸化物陰極
JPH0275128A (ja) 電子管陰極
KR20000073263A (ko) 음극선관용 음극
KR100286936B1 (ko) 전자관용 음극
RU2060570C1 (ru) Способ изготовления оксидного катода
JPH01169827A (ja) 電子管陰極及びその製造方法
JPH11273546A (ja) 酸化物陰極
JPS63248030A (ja) 酸化物陰極構体
JPS5949130A (ja) 電子管陰極
JPH07201271A (ja) 電子管
JP2007305438A (ja) 酸化物陰極及びその製造方法並びにそれに用いる酸化物陰極用炭酸塩の製造方法
KR20000014067A (ko) 전자관용 음극