GB2425415B - Phase locking magnetrons - Google Patents

Phase locking magnetrons

Info

Publication number
GB2425415B
GB2425415B GB0508009A GB0508009A GB2425415B GB 2425415 B GB2425415 B GB 2425415B GB 0508009 A GB0508009 A GB 0508009A GB 0508009 A GB0508009 A GB 0508009A GB 2425415 B GB2425415 B GB 2425415B
Authority
GB
United Kingdom
Prior art keywords
magnetrons
phase locking
locking
phase
locking magnetrons
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
GB0508009A
Other versions
GB0508009D0 (en
GB2425415A (en
Inventor
Imran Tahir
Amos Dexter
Richard Carter
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.)
e2v Technologies Ltd
Original Assignee
e2v Technologies 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 e2v Technologies Ltd filed Critical e2v Technologies Ltd
Priority to GB0508009A priority Critical patent/GB2425415B/en
Publication of GB0508009D0 publication Critical patent/GB0508009D0/en
Publication of GB2425415A publication Critical patent/GB2425415A/en
Application granted granted Critical
Publication of GB2425415B publication Critical patent/GB2425415B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H01J23/36—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
    • H01J23/48—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy to or from the interaction circuit for linking interaction circuit with coaxial lines; Devices of the coupled helices type
    • 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
    • H01J23/24—Slow-wave structures, e.g. delay systems
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/099—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop
GB0508009A 2005-04-20 2005-04-20 Phase locking magnetrons Expired - Fee Related GB2425415B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0508009A GB2425415B (en) 2005-04-20 2005-04-20 Phase locking magnetrons

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0508009A GB2425415B (en) 2005-04-20 2005-04-20 Phase locking magnetrons

Publications (3)

Publication Number Publication Date
GB0508009D0 GB0508009D0 (en) 2005-05-25
GB2425415A GB2425415A (en) 2006-10-25
GB2425415B true GB2425415B (en) 2009-01-14

Family

ID=34631004

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0508009A Expired - Fee Related GB2425415B (en) 2005-04-20 2005-04-20 Phase locking magnetrons

Country Status (1)

Country Link
GB (1) GB2425415B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111770601A (en) * 2020-01-08 2020-10-13 四川大学 Magnetron-based frequency scanning microwave oven

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2200402B1 (en) 2008-12-19 2011-08-31 Whirlpool Corporation Microwave oven switching between predefined modes
EP2239994B1 (en) 2009-04-07 2018-11-28 Whirlpool Corporation A microwave oven with a regulation system using field sensors
WO2013090342A1 (en) * 2011-12-12 2013-06-20 Muons, Inc. Method and apparatus for inexpensive radio frequency (rf) source based on 2-stage injection-locked magnetrons with a 3-db hybrid combiner for precise and rapid control of output power and phase
EP2605617B1 (en) 2011-12-16 2018-09-12 Whirlpool Corporation Microwave heating apparatus with dual level cavity
EP2618634A1 (en) 2012-01-23 2013-07-24 Whirlpool Corporation Microwave heating apparatus
CN114446740B (en) * 2021-11-18 2023-04-14 电子科技大学 Modular frequency-locking phase-locking structure, frequency-locking phase-locking circuit system and monitoring system thereof

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2817821A (en) * 1954-09-17 1957-12-24 Raytheon Mfg Co Grid magnetron frequency pushing controls
US3701020A (en) * 1970-07-15 1972-10-24 Us Air Force Phase coded rf pulse generator
US4162459A (en) * 1978-09-18 1979-07-24 Raytheon Company Magnetron tuning circuit
US4873408A (en) * 1987-12-28 1989-10-10 General Electric Company Magnetron with microprocessor based feedback control
GB2243039A (en) * 1988-11-07 1991-10-16 Marconi Gec Ltd Radar System employing injection locked transmitter stage
US5515011A (en) * 1993-08-02 1996-05-07 Litton Systems Inc. Pulsed magnetron circuit with phase locked loop
US20060208672A1 (en) * 2005-03-18 2006-09-21 Achenbach Robert P High-power microwave system employing a phase-locked array of inexpensive commercial magnetrons

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2817821A (en) * 1954-09-17 1957-12-24 Raytheon Mfg Co Grid magnetron frequency pushing controls
US3701020A (en) * 1970-07-15 1972-10-24 Us Air Force Phase coded rf pulse generator
US4162459A (en) * 1978-09-18 1979-07-24 Raytheon Company Magnetron tuning circuit
US4873408A (en) * 1987-12-28 1989-10-10 General Electric Company Magnetron with microprocessor based feedback control
GB2243039A (en) * 1988-11-07 1991-10-16 Marconi Gec Ltd Radar System employing injection locked transmitter stage
US5515011A (en) * 1993-08-02 1996-05-07 Litton Systems Inc. Pulsed magnetron circuit with phase locked loop
US20060208672A1 (en) * 2005-03-18 2006-09-21 Achenbach Robert P High-power microwave system employing a phase-locked array of inexpensive commercial magnetrons

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111770601A (en) * 2020-01-08 2020-10-13 四川大学 Magnetron-based frequency scanning microwave oven

Also Published As

Publication number Publication date
GB0508009D0 (en) 2005-05-25
GB2425415A (en) 2006-10-25

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Legal Events

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

Effective date: 20210420