BE673514A - - Google Patents
Info
- Publication number
- BE673514A BE673514A BE673514DA BE673514A BE 673514 A BE673514 A BE 673514A BE 673514D A BE673514D A BE 673514DA BE 673514 A BE673514 A BE 673514A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J41/00—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas; Discharge tubes for evacuation by diffusion of ions
- H01J41/12—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps
- H01J41/18—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of cold cathodes
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- 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
- H01J23/11—Means for reducing noise
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
- H01J25/34—Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps
- H01J25/36—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field
- H01J25/40—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field the backward travelling wave being utilised
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US419719A US3383543A (en) | 1964-12-21 | 1964-12-21 | Gridded ion-drain electrode structure for traveling wave devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE673514A true BE673514A (de) | 1966-04-01 |
Family
ID=23663458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE673514D BE673514A (de) | 1964-12-21 | 1965-12-09 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3383543A (de) |
| BE (1) | BE673514A (de) |
| CH (1) | CH455061A (de) |
| DE (1) | DE1491398B1 (de) |
| FR (1) | FR1456378A (de) |
| GB (1) | GB1084570A (de) |
| NL (1) | NL6516348A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101919417B1 (ko) * | 2012-02-07 | 2018-11-19 | 삼성전자주식회사 | 다중 터널을 갖는 전자기파 발진기 및 상기 전자기파 발진기를 포함하는 전자기파 발생 장치 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE485548A (de) * | 1947-10-31 | |||
| BE491242A (de) * | 1948-12-10 | |||
| US2767344A (en) * | 1949-12-30 | 1956-10-16 | Bell Telephone Labor Inc | Electronic amplifier |
| US2991391A (en) * | 1957-07-24 | 1961-07-04 | Varian Associates | Electron beam discharge apparatus |
| FR1235416A (fr) * | 1959-05-26 | 1960-07-08 | Csf | Perfectionnements aux tubes à ondes progressives type o |
-
1964
- 1964-12-21 US US419719A patent/US3383543A/en not_active Expired - Lifetime
-
1965
- 1965-12-07 FR FR41152A patent/FR1456378A/fr not_active Expired
- 1965-12-07 CH CH1687065A patent/CH455061A/de unknown
- 1965-12-09 BE BE673514D patent/BE673514A/xx unknown
- 1965-12-15 NL NL6516348A patent/NL6516348A/xx unknown
- 1965-12-20 DE DE19651491398 patent/DE1491398B1/de active Pending
- 1965-12-20 GB GB53933/65A patent/GB1084570A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1456378A (fr) | 1966-10-21 |
| CH455061A (de) | 1968-04-30 |
| NL6516348A (de) | 1966-06-22 |
| US3383543A (en) | 1968-05-14 |
| GB1084570A (en) | 1967-09-27 |
| DE1491398B1 (de) | 1972-03-09 |