EP0753879A3 - - Google Patents
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- Publication number
- EP0753879A3 EP0753879A3 EP96304941A EP96304941A EP0753879A3 EP 0753879 A3 EP0753879 A3 EP 0753879A3 EP 96304941 A EP96304941 A EP 96304941A EP 96304941 A EP96304941 A EP 96304941A EP 0753879 A3 EP0753879 A3 EP 0753879A3
- Authority
- EP
- European Patent Office
- 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.)
- Withdrawn
Links
Classifications
-
- 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
- H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
- H01J23/14—Leading-in arrangements; Seals therefor
- H01J23/15—Means for preventing wave energy leakage structurally associated with tube leading-in arrangements, e.g. filters, chokes, attenuating devices
-
- 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
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9514005 | 1995-07-10 | ||
| GBGB9514005.9A GB9514005D0 (en) | 1995-07-10 | 1995-07-10 | Electron beam tubes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP0753879A2 EP0753879A2 (en) | 1997-01-15 |
| EP0753879A3 true EP0753879A3 (US20030204162A1-20031030-M00001.png) | 1997-01-29 |
Family
ID=10777385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP96304941A Withdrawn EP0753879A2 (en) | 1995-07-10 | 1996-07-04 | Inductive output tube arrangements |
Country Status (4)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5914067A (en) * | 1997-08-30 | 1999-06-22 | Daewoo Electronics Co., Ltd. | Microwave oven equipped with a structurally simple microwave generating apparatus |
| GB2346257A (en) * | 1999-01-26 | 2000-08-02 | Eev Ltd | Electron beam tubes |
| US20050230387A1 (en) * | 2004-04-14 | 2005-10-20 | Michael Regan | Insulated RF suppressor for industrial magnetrons |
| CN104201080A (zh) * | 2014-07-22 | 2014-12-10 | 中国科学院电子学研究所 | 倍频感应输出管 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0632481A1 (en) * | 1993-06-28 | 1995-01-04 | Eev Limited | Electron beam tubes |
| EP0652580A1 (en) * | 1993-11-08 | 1995-05-10 | Eev Limited | Linear electron beam tube arrangements |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3748513A (en) * | 1969-06-16 | 1973-07-24 | Varian Associates | High frequency beam tube having an r.f. shielded and insulated collector |
| US4163175A (en) * | 1977-01-21 | 1979-07-31 | Tokyo Shibaura Electric Co., Ltd. | Magnetron for which leakage of H.F. noise is minimized |
| DE3134034A1 (de) * | 1981-08-28 | 1983-03-10 | Gesellschaft für Schwerionenforschung mbH, 6100 Darmstadt | "absorber" |
| US5130206A (en) * | 1991-07-29 | 1992-07-14 | Hughes Aircraft Company | Surface coated RF circuit element and method |
| GB2259708B (en) * | 1991-09-18 | 1995-05-10 | Eev Ltd | RF radiation absorbing material |
| US5572092A (en) * | 1993-06-01 | 1996-11-05 | Communications And Power Industries, Inc. | High frequency vacuum tube with closely spaced cathode and non-emissive grid |
| US5477107A (en) * | 1993-12-21 | 1995-12-19 | Hughes Aircraft Company | Linear-beam cavity circuits with non-resonant RF loss slabs |
-
1995
- 1995-07-10 GB GBGB9514005.9A patent/GB9514005D0/en active Pending
-
1996
- 1996-07-03 GB GB9613896A patent/GB2303244A/en not_active Withdrawn
- 1996-07-04 CA CA 2180491 patent/CA2180491A1/en not_active Abandoned
- 1996-07-04 EP EP96304941A patent/EP0753879A2/en not_active Withdrawn
- 1996-07-10 CN CN 96110946 patent/CN1149194A/zh active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0632481A1 (en) * | 1993-06-28 | 1995-01-04 | Eev Limited | Electron beam tubes |
| EP0652580A1 (en) * | 1993-11-08 | 1995-05-10 | Eev Limited | Linear electron beam tube arrangements |
Also Published As
| Publication number | Publication date |
|---|---|
| GB9514005D0 (en) | 1995-09-06 |
| CN1149194A (zh) | 1997-05-07 |
| GB9613896D0 (en) | 1996-09-04 |
| CA2180491A1 (en) | 1997-01-11 |
| EP0753879A2 (en) | 1997-01-15 |
| GB2303244A (en) | 1997-02-12 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
| AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): DE FR IT |
|
| AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): DE FR IT |
|
| 17P | Request for examination filed |
Effective date: 19970717 |
|
| 17Q | First examination report despatched |
Effective date: 19980210 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
| 18D | Application deemed to be withdrawn |
Effective date: 19981003 |