DE60102648D1 - Oxidkathode und zugehöriges herstellungsverfahren - Google Patents

Oxidkathode und zugehöriges herstellungsverfahren

Info

Publication number
DE60102648D1
DE60102648D1 DE60102648T DE60102648T DE60102648D1 DE 60102648 D1 DE60102648 D1 DE 60102648D1 DE 60102648 T DE60102648 T DE 60102648T DE 60102648 T DE60102648 T DE 60102648T DE 60102648 D1 DE60102648 D1 DE 60102648D1
Authority
DE
Germany
Prior art keywords
production process
oxide cathode
related production
cathode
oxide
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 - Fee Related
Application number
DE60102648T
Other languages
English (en)
Other versions
DE60102648T2 (de
Inventor
Jean-Luc Ricaud
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.)
Thomson Licensing SAS
Original Assignee
Thomson Licensing SAS
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 Thomson Licensing SAS filed Critical Thomson Licensing SAS
Application granted granted Critical
Publication of DE60102648D1 publication Critical patent/DE60102648D1/de
Publication of DE60102648T2 publication Critical patent/DE60102648T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
    • H01J9/042—Manufacture, activation of the emissive part

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Solid Thermionic Cathode (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Cold Cathode And The Manufacture (AREA)
  • Inert Electrodes (AREA)
DE60102648T 2000-06-14 2001-06-07 Oxidkathode und zugehöriges herstellungsverfahren Expired - Fee Related DE60102648T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0007540A FR2810446A1 (fr) 2000-06-14 2000-06-14 Cathodes a oxyde amelioree et son procede de fabrication
FR0007540 2000-06-14
PCT/FR2001/001762 WO2001097247A1 (fr) 2000-06-14 2001-06-07 Cathode a oxydes amelioree et son procede de fabrication

Publications (2)

Publication Number Publication Date
DE60102648D1 true DE60102648D1 (de) 2004-05-13
DE60102648T2 DE60102648T2 (de) 2005-03-24

Family

ID=8851229

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60102648T Expired - Fee Related DE60102648T2 (de) 2000-06-14 2001-06-07 Oxidkathode und zugehöriges herstellungsverfahren

Country Status (10)

Country Link
US (1) US6759799B2 (de)
EP (1) EP1200973B1 (de)
JP (1) JP2004503905A (de)
KR (1) KR20020019981A (de)
CN (1) CN1214436C (de)
AU (1) AU6761001A (de)
DE (1) DE60102648T2 (de)
FR (1) FR2810446A1 (de)
MX (1) MXPA02001603A (de)
WO (1) WO2001097247A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8385506B2 (en) 2010-02-02 2013-02-26 General Electric Company X-ray cathode and method of manufacture thereof
US8938050B2 (en) 2010-04-14 2015-01-20 General Electric Company Low bias mA modulation for X-ray tubes
CN102254766B (zh) * 2010-05-19 2013-03-06 中国科学院电子学研究所 一种制备稀土贮存式氧化物阴极的方法
KR102702995B1 (ko) * 2016-12-01 2024-09-04 삼성전자주식회사 이종의 메모리 소자들을 포함하는 집적회로 소자 및 그 제조 방법

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1107589A (fr) * 1954-06-18 1956-01-03 Csf Perfectionnements aux supports de cathodes à oxydes
US3257703A (en) * 1961-09-29 1966-06-28 Texas Instruments Inc Composite electrode materials, articles made therefrom and methods of making the same
US4273683A (en) 1977-12-16 1981-06-16 Hitachi, Ltd. Oxide cathode and process for production thereof
JPS5566819A (en) * 1978-11-15 1980-05-20 Hitachi Ltd Oxide cathode for electron tube
JPS5596531A (en) 1979-01-19 1980-07-22 Hitachi Ltd Directly heated cathode for electron tube
JPS5641636A (en) * 1979-09-12 1981-04-18 Hitachi Ltd Directly heated type oxide cathode
GB2059676B (en) * 1979-09-12 1983-07-20 Hitachi Ltd Oxide-coated cathodes
GB2060991A (en) * 1979-09-20 1981-05-07 Matsushita Electric Ind Co Ltd Oxide-coated cathode and method of producing the same
CA1270890A (en) 1985-07-19 1990-06-26 Keiji Watanabe Cathode for electron tube
KR910009660B1 (ko) 1988-02-23 1991-11-25 미쓰비시전기 주식회사 전자관용 산화물피복음극
DE4207220A1 (de) 1992-03-07 1993-09-09 Philips Patentverwaltung Festkoerperelement fuer eine thermionische kathode
KR100294485B1 (ko) 1993-08-24 2001-09-17 김순택 산화물음극
US5925976A (en) 1996-11-12 1999-07-20 Matsushita Electronics Corporation Cathode for electron tube having specific emissive material
KR100247820B1 (ko) 1997-08-07 2000-03-15 손욱 전자관용 음극
KR100249714B1 (ko) * 1997-12-30 2000-03-15 손욱 전자총용 음극
KR20000038644A (ko) * 1998-12-08 2000-07-05 김순택 전자총용 음극

Also Published As

Publication number Publication date
EP1200973A1 (de) 2002-05-02
WO2001097247A1 (fr) 2001-12-20
CN1214436C (zh) 2005-08-10
CN1388979A (zh) 2003-01-01
DE60102648T2 (de) 2005-03-24
MXPA02001603A (es) 2002-07-02
US6759799B2 (en) 2004-07-06
EP1200973B1 (de) 2004-04-07
JP2004503905A (ja) 2004-02-05
FR2810446A1 (fr) 2001-12-21
US20040000854A1 (en) 2004-01-01
KR20020019981A (ko) 2002-03-13
AU6761001A (en) 2001-12-24

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Legal Events

Date Code Title Description
8332 No legal effect for de
8370 Indication of lapse of patent is to be deleted
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee