GB2266180B - Magnetron - Google Patents

Magnetron

Info

Publication number
GB2266180B
GB2266180B GB9207895A GB9207895A GB2266180B GB 2266180 B GB2266180 B GB 2266180B GB 9207895 A GB9207895 A GB 9207895A GB 9207895 A GB9207895 A GB 9207895A GB 2266180 B GB2266180 B GB 2266180B
Authority
GB
United Kingdom
Prior art keywords
magnetron
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
GB9207895A
Other versions
GB2266180A (en
GB9207895D0 (en
Inventor
Michael Barry Clive Brady
Julian Richard Robinson
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.)
Teledyne UK Ltd
Original Assignee
EEV 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 EEV Ltd filed Critical EEV Ltd
Priority to GB9207895A priority Critical patent/GB2266180B/en
Publication of GB9207895D0 publication Critical patent/GB9207895D0/en
Priority to EP19930908036 priority patent/EP0589019A1/en
Priority to PCT/GB1993/000769 priority patent/WO1993021647A1/en
Publication of GB2266180A publication Critical patent/GB2266180A/en
Application granted granted Critical
Publication of GB2266180B publication Critical patent/GB2266180B/en
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
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/16—Circuit elements, having distributed capacitance and inductance, structurally associated with the tube and interacting with the discharge
    • H01J23/18—Resonators
    • H01J23/20—Cavity resonators; Adjustment or tuning thereof
    • H01J23/213—Simultaneous tuning of more than one resonator, e.g. resonant cavities of a magnetron
    • 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
    • H01J23/16—Circuit elements, having distributed capacitance and inductance, structurally associated with the tube and interacting with the discharge
    • H01J23/18—Resonators
    • H01J23/20—Cavity resonators; Adjustment or tuning thereof
    • 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
    • H01J23/36—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy
    • H01J23/40—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy to or from the interaction circuit
    • 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
    • H01J25/52—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field with an electron space having a shape that does not prevent any electron from moving completely around the cathode or guide electrode
    • H01J25/58—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field with an electron space having a shape that does not prevent any electron from moving completely around the cathode or guide electrode having a number of resonators; having a composite resonator, e.g. a helix
    • H01J25/587—Multi-cavity magnetrons
GB9207895A 1992-04-10 1992-04-10 Magnetron Expired - Fee Related GB2266180B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB9207895A GB2266180B (en) 1992-04-10 1992-04-10 Magnetron
EP19930908036 EP0589019A1 (en) 1992-04-10 1993-04-13 Magnetron
PCT/GB1993/000769 WO1993021647A1 (en) 1992-04-10 1993-04-13 Magnetron

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9207895A GB2266180B (en) 1992-04-10 1992-04-10 Magnetron

Publications (3)

Publication Number Publication Date
GB9207895D0 GB9207895D0 (en) 1992-05-27
GB2266180A GB2266180A (en) 1993-10-20
GB2266180B true GB2266180B (en) 1995-08-30

Family

ID=10713805

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9207895A Expired - Fee Related GB2266180B (en) 1992-04-10 1992-04-10 Magnetron

Country Status (3)

Country Link
EP (1) EP0589019A1 (en)
GB (1) GB2266180B (en)
WO (1) WO1993021647A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5483123A (en) * 1993-04-30 1996-01-09 Litton Systems, Inc. High impedance anode structure for injection locked magnetron
GB9723478D0 (en) 1997-11-07 1998-01-07 Eev Ltd Magnetrons
GB0319389D0 (en) * 2003-08-18 2003-09-17 E2V Tech Uk Ltd Magnetrons
JP4497517B2 (en) * 2003-12-15 2010-07-07 株式会社Ｉｈｉエアロスペース Microwave power transmission equipment
US8624496B2 (en) * 2009-10-20 2014-01-07 Muons, Inc. Phase and frequency locked magnetron

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB834628A (en) * 1958-03-31 1960-05-11 English Electric Valve Co Ltd Improvements in or relating to magnetrons
GB982806A (en) * 1962-10-22 1965-02-10 Ass Elect Ind Improvements in multi-cavity magnetrons
GB1009870A (en) * 1961-04-27 1965-11-17 Gen Electric Crossed-field electric discharge tube
GB1100424A (en) * 1964-02-24 1968-01-24 Kobe Kogyo Corp Improvements in or relating to magnetrons
GB2017399A (en) * 1978-02-24 1979-10-03 Hitachi Ltd Coaxial magnetrons
GB2100056A (en) * 1981-06-10 1982-12-15 M O Valve Co Ltd Cavity magnetron
GB2238424A (en) * 1989-11-06 1991-05-29 Eev Ltd Magnetrons.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3458753A (en) * 1965-08-30 1969-07-29 Gen Electric Crossed-field discharge devices and couplers therefor and oscillators and amplifiers incorporating the same
GB1412034A (en) * 1973-03-02 1975-10-29 English Electric Valve Co Ltd Resonant devices

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB834628A (en) * 1958-03-31 1960-05-11 English Electric Valve Co Ltd Improvements in or relating to magnetrons
GB1009870A (en) * 1961-04-27 1965-11-17 Gen Electric Crossed-field electric discharge tube
GB982806A (en) * 1962-10-22 1965-02-10 Ass Elect Ind Improvements in multi-cavity magnetrons
GB1100424A (en) * 1964-02-24 1968-01-24 Kobe Kogyo Corp Improvements in or relating to magnetrons
GB2017399A (en) * 1978-02-24 1979-10-03 Hitachi Ltd Coaxial magnetrons
GB2100056A (en) * 1981-06-10 1982-12-15 M O Valve Co Ltd Cavity magnetron
GB2238424A (en) * 1989-11-06 1991-05-29 Eev Ltd Magnetrons.

Also Published As

Publication number Publication date
WO1993021647A1 (en) 1993-10-28
GB2266180A (en) 1993-10-20
GB9207895D0 (en) 1992-05-27
EP0589019A1 (en) 1994-03-30

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010410