FR2195839B1 - - Google Patents
Info
- Publication number
- FR2195839B1 FR2195839B1 FR7329153A FR7329153A FR2195839B1 FR 2195839 B1 FR2195839 B1 FR 2195839B1 FR 7329153 A FR7329153 A FR 7329153A FR 7329153 A FR7329153 A FR 7329153A FR 2195839 B1 FR2195839 B1 FR 2195839B1
- Authority
- FR
- France
- 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
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
- H01J25/34—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
- H01J25/38—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 forward travelling wave being utilised
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2239459A DE2239459C3 (de) | 1972-08-10 | 1972-08-10 | Lauffeldröhre mit extrem niedriger Phasenverzerrung |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2195839A1 FR2195839A1 (de) | 1974-03-08 |
FR2195839B1 true FR2195839B1 (de) | 1979-03-30 |
Family
ID=5853275
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7329153A Expired FR2195839B1 (de) | 1972-08-10 | 1973-08-09 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3863092A (de) |
JP (1) | JPS5732459B2 (de) |
DE (1) | DE2239459C3 (de) |
FR (1) | FR2195839B1 (de) |
GB (1) | GB1439466A (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2457560A1 (fr) * | 1979-05-23 | 1980-12-19 | Thomson Csf | Ligne a retard hyperfrequence comportant un conducteur de section variable et tube a ondes progressives comportant une telle ligne |
FR2460539A1 (fr) * | 1979-07-03 | 1981-01-23 | Thomson Csf | Ligne a retard a pas variable pour tube a onde progressive, et tube a onde progressive muni d'une telle ligne |
FR2463501A1 (fr) * | 1979-08-08 | 1981-02-20 | Nippon Electric Co | Tube a ondes progressives du type helicoidal |
DE4121035C2 (de) * | 1991-06-26 | 2000-09-21 | Thomson Tubes Electroniques Gm | Hochfrequenzröhre |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR946141A (fr) * | 1947-04-21 | 1949-05-24 | Csf | Lampe amplificatrice et oscillatrice avec commande par une onde progressive |
BE510578A (de) * | 1951-04-11 | |||
US2925529A (en) * | 1952-11-04 | 1960-02-16 | Bell Telephone Labor Inc | Non-linear transmission circuits |
DE1041169B (de) * | 1953-01-07 | 1958-10-16 | Dr Rer Nat Dieter Weber | Rauscharme Wanderfeldroehre zur Verstaerkung schwacher Hochfrequenzsignale |
US2948828A (en) * | 1956-11-21 | 1960-08-09 | Bell Telephone Labor Inc | Traveling wave tube interaction circuit |
US3092750A (en) * | 1959-10-22 | 1963-06-04 | Raytheon Co | Traveling wave tube |
US3324342A (en) * | 1963-07-12 | 1967-06-06 | Varian Associates | Traveling wave tube having maximum gain and power output at the same beam voltage |
US3614517A (en) * | 1970-04-30 | 1971-10-19 | Raytheon Co | Traveling wave electron interaction device having efficiency enhancement means |
US3761760A (en) * | 1972-07-03 | 1973-09-25 | Raytheon Co | Circuit velocity step taper for suppression of backward wave oscillation in electron interaction devices |
-
1972
- 1972-08-10 DE DE2239459A patent/DE2239459C3/de not_active Expired
-
1973
- 1973-06-08 GB GB2731373A patent/GB1439466A/en not_active Expired
- 1973-08-02 US US385158A patent/US3863092A/en not_active Expired - Lifetime
- 1973-08-09 FR FR7329153A patent/FR2195839B1/fr not_active Expired
- 1973-08-10 JP JP9047173A patent/JPS5732459B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5732459B2 (de) | 1982-07-10 |
DE2239459B2 (de) | 1974-09-19 |
JPS4953758A (de) | 1974-05-24 |
DE2239459A1 (de) | 1974-03-14 |
GB1439466A (en) | 1976-06-16 |
DE2239459C3 (de) | 1975-04-30 |
US3863092A (en) | 1975-01-28 |
FR2195839A1 (de) | 1974-03-08 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |