EP0862198A3 - Magnetron avec anode plate - Google Patents

Magnetron avec anode plate Download PDF

Info

Publication number
EP0862198A3
EP0862198A3 EP98301106A EP98301106A EP0862198A3 EP 0862198 A3 EP0862198 A3 EP 0862198A3 EP 98301106 A EP98301106 A EP 98301106A EP 98301106 A EP98301106 A EP 98301106A EP 0862198 A3 EP0862198 A3 EP 0862198A3
Authority
EP
European Patent Office
Prior art keywords
plate
interaction space
microwaves
electrodes
changed
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.)
Granted
Application number
EP98301106A
Other languages
German (de)
English (en)
Other versions
EP0862198A2 (fr
EP0862198B1 (fr
Inventor
Tetsuya Ide
Keiichiro Uda
Seiki Yano
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.)
Sharp Corp
Original Assignee
Sharp Corp
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 Sharp Corp filed Critical Sharp Corp
Publication of EP0862198A2 publication Critical patent/EP0862198A2/fr
Publication of EP0862198A3 publication Critical patent/EP0862198A3/fr
Application granted granted Critical
Publication of EP0862198B1 publication Critical patent/EP0862198B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/02—Electrodes; Magnetic control means; Screens
    • H01J23/10—Magnet systems for directing or deflecting the discharge along a desired path, e.g. a spiral path
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/02—Electrodes; Magnetic control means; Screens
    • H01J23/04—Cathodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/50—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field
    • H01J25/60—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field with an electron space having a shape that prevents any electron from moving completely around the cathode or guide electrode; Linear magnetrons

Landscapes

  • Microwave Tubes (AREA)
EP98301106A 1997-02-28 1998-02-16 Magnetron avec anode plate Expired - Lifetime EP0862198B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP4653297 1997-02-28
JP04653297A JP3333421B2 (ja) 1997-02-28 1997-02-28 平板型マグネトロン
JP46532/97 1997-02-28

Publications (3)

Publication Number Publication Date
EP0862198A2 EP0862198A2 (fr) 1998-09-02
EP0862198A3 true EP0862198A3 (fr) 1998-11-11
EP0862198B1 EP0862198B1 (fr) 2002-05-08

Family

ID=12749909

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98301106A Expired - Lifetime EP0862198B1 (fr) 1997-02-28 1998-02-16 Magnetron avec anode plate

Country Status (5)

Country Link
EP (1) EP0862198B1 (fr)
JP (1) JP3333421B2 (fr)
KR (1) KR100291396B1 (fr)
CN (1) CN1147909C (fr)
DE (1) DE69805238T2 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010009047A (ko) * 1999-07-07 2001-02-05 김현순 마이크로파 유전가열기 또는 유전가열기용 챔버내의 마이크로파전자파 밀도(전계강도) 증강방법
KR100721218B1 (ko) * 2000-06-07 2007-05-22 대우전자부품(주) 편향요크용 세퍼레이터
KR20040050264A (ko) * 2002-12-10 2004-06-16 삼성전자주식회사 마그네트론, 전자렌지 및 고주파가열기
GB0416519D0 (en) * 2004-07-23 2004-08-25 Stenzel Security Ltd Electronic apparatus
JP2013069602A (ja) 2011-09-26 2013-04-18 Tokyo Electron Ltd マイクロ波処理装置および被処理体の処理方法
CN103151230B (zh) * 2012-12-11 2015-05-13 中国人民解放军国防科学技术大学 磁控管用长脉冲高转换效率阴极
CN108807116B (zh) * 2018-06-05 2021-02-02 电子科技大学 一种采用非对称磁路的微波炉用扁平化磁控管

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2496500A (en) * 1945-07-18 1950-02-07 Raytheon Mfg Co Electron discharge device
US3109123A (en) * 1962-03-15 1963-10-29 Raytheon Co Electron discharge devices with a sharp edged cathode
US3932820A (en) * 1973-07-06 1976-01-13 The British Secretary of State for Defense Crossed field amplifiers
FR2401509A1 (fr) * 1977-07-01 1979-03-23 Cgr Mev Dispositif de controle des parametres de fonctionnement d'un magnetron a puissance de sortie reglable
JPH06302428A (ja) * 1993-04-14 1994-10-28 Shin Etsu Chem Co Ltd 永久磁石可変磁場発生装置
EP0694948A2 (fr) * 1994-06-28 1996-01-31 SHARP Corporation Magnétron et four à micro-ondes
JPH09259777A (ja) * 1996-03-19 1997-10-03 Sharp Corp マグネトロン及びその駆動方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3165342B2 (ja) * 1994-12-05 2001-05-14 シャープ株式会社 マグネトロン
JP3165343B2 (ja) * 1994-12-07 2001-05-14 シャープ株式会社 平板型マグネトロン用陽極及びその製造法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2496500A (en) * 1945-07-18 1950-02-07 Raytheon Mfg Co Electron discharge device
US3109123A (en) * 1962-03-15 1963-10-29 Raytheon Co Electron discharge devices with a sharp edged cathode
US3932820A (en) * 1973-07-06 1976-01-13 The British Secretary of State for Defense Crossed field amplifiers
FR2401509A1 (fr) * 1977-07-01 1979-03-23 Cgr Mev Dispositif de controle des parametres de fonctionnement d'un magnetron a puissance de sortie reglable
JPH06302428A (ja) * 1993-04-14 1994-10-28 Shin Etsu Chem Co Ltd 永久磁石可変磁場発生装置
EP0694948A2 (fr) * 1994-06-28 1996-01-31 SHARP Corporation Magnétron et four à micro-ondes
JPH09259777A (ja) * 1996-03-19 1997-10-03 Sharp Corp マグネトロン及びその駆動方法

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 095, no. 001 28 February 1995 (1995-02-28) *
PATENT ABSTRACTS OF JAPAN vol. 098, no. 002 30 January 1998 (1998-01-30) *

Also Published As

Publication number Publication date
EP0862198A2 (fr) 1998-09-02
JP3333421B2 (ja) 2002-10-15
KR100291396B1 (ko) 2001-07-12
JPH10241585A (ja) 1998-09-11
CN1147909C (zh) 2004-04-28
DE69805238T2 (de) 2002-11-07
KR19980071724A (ko) 1998-10-26
DE69805238D1 (de) 2002-06-13
CN1192036A (zh) 1998-09-02
EP0862198B1 (fr) 2002-05-08

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