GB2277194B - Electron beam tubes - Google Patents

Electron beam tubes

Info

Publication number
GB2277194B
GB2277194B GB9308003A GB9308003A GB2277194B GB 2277194 B GB2277194 B GB 2277194B GB 9308003 A GB9308003 A GB 9308003A GB 9308003 A GB9308003 A GB 9308003A GB 2277194 B GB2277194 B GB 2277194B
Authority
GB
United Kingdom
Prior art keywords
electron beam
beam tubes
tubes
electron
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 - Lifetime
Application number
GB9308003A
Other versions
GB2277194A (en
GB9308003D0 (en
Inventor
Edward Stanislaw Sobieradzki
Steven Bardell
Howard Trevor Pettas
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
Priority claimed from GB9307552A external-priority patent/GB2277193B/en
Application filed by EEV Ltd filed Critical EEV Ltd
Priority to GB9308003A priority Critical patent/GB2277194B/en
Priority to US08/060,561 priority patent/US5548245A/en
Publication of GB9308003D0 publication Critical patent/GB9308003D0/en
Priority to PCT/GB1994/000774 priority patent/WO1994024690A2/en
Priority to JP6522892A priority patent/JPH07508129A/en
Priority to CN94190182A priority patent/CN1055780C/en
Priority to ITTO940285A priority patent/IT1273140B/en
Priority to DE4412771A priority patent/DE4412771A1/en
Priority to FR9404362A priority patent/FR2704093B1/en
Publication of GB2277194A publication Critical patent/GB2277194A/en
Publication of GB2277194B publication Critical patent/GB2277194B/en
Application granted granted Critical
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
    • H01J23/36—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy
    • H01J23/54—Filtering devices preventing unwanted frequencies or modes to be coupled to, or out of, the interaction circuit; Prevention of high frequency leakage in the environment
    • 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
    • H01J23/38—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy to or from the discharge
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/02—Tubes with electron stream modulated in velocity or density in a modulator zone and thereafter giving up energy in an inducing zone, the zones being associated with one or more resonators
    • H01J25/04—Tubes having one or more resonators, without reflection of the electron stream, and in which the modulation produced in the modulator zone is mainly density modulation, e.g. Heaff tube
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2223/00—Details of transit-time tubes of the types covered by group H01J2225/00
    • H01J2223/14—Leading-in arrangements; Seals therefor
    • H01J2223/15—Means for preventing wave energy leakage structurally associated with tube leading-in arrangements, e.g. filters, chokes, attenuating devices
GB9308003A 1990-03-09 1993-04-19 Electron beam tubes Expired - Lifetime GB2277194B (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
GB9308003A GB2277194B (en) 1993-04-13 1993-04-19 Electron beam tubes
US08/060,561 US5548245A (en) 1990-03-09 1993-05-13 Electron beam tube arrangements having the input cavity comprised of electrically internal and external body portions
FR9404362A FR2704093B1 (en) 1993-04-13 1994-04-13 Linear electron beam tube.
ITTO940285A IT1273140B (en) 1993-04-13 1994-04-13 LINEAR ELECTRONIC BEAM TUBE
JP6522892A JPH07508129A (en) 1993-04-13 1994-04-13 electron beam tube
CN94190182A CN1055780C (en) 1993-04-13 1994-04-13 Electron beam tubes
PCT/GB1994/000774 WO1994024690A2 (en) 1993-04-13 1994-04-13 Electron beam tubes
DE4412771A DE4412771A1 (en) 1993-04-13 1994-04-13 Electron tubes

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9307552A GB2277193B (en) 1993-04-13 1993-04-13 Electron beam tubes
GB9308003A GB2277194B (en) 1993-04-13 1993-04-19 Electron beam tubes

Publications (3)

Publication Number Publication Date
GB9308003D0 GB9308003D0 (en) 1993-06-02
GB2277194A GB2277194A (en) 1994-10-19
GB2277194B true GB2277194B (en) 1996-05-22

Family

ID=26302740

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9308003A Expired - Lifetime GB2277194B (en) 1990-03-09 1993-04-19 Electron beam tubes

Country Status (1)

Country Link
GB (1) GB2277194B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4340550A1 (en) * 1993-11-29 1995-06-01 Philips Patentverwaltung Electron tube with an input resonator cavity
GB9420606D0 (en) * 1994-10-12 1994-11-30 Eev Ltd Electron beam tubes
EP0753877A2 (en) * 1995-07-12 1997-01-15 Eev Limited Linear electron beam tubes
DE69726035D1 (en) * 1996-01-31 2003-12-18 Eev Ltd Actuator for cavity couplers

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2243943A (en) * 1990-03-09 1991-11-13 Eev Ltd Electron beam tube with input cavity

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2243943A (en) * 1990-03-09 1991-11-13 Eev Ltd Electron beam tube with input cavity

Also Published As

Publication number Publication date
GB2277194A (en) 1994-10-19
GB9308003D0 (en) 1993-06-02

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20130418