FR2122463B1 - - Google Patents
Info
- Publication number
- FR2122463B1 FR2122463B1 FR7201422A FR7201422A FR2122463B1 FR 2122463 B1 FR2122463 B1 FR 2122463B1 FR 7201422 A FR7201422 A FR 7201422A FR 7201422 A FR7201422 A FR 7201422A FR 2122463 B1 FR2122463 B1 FR 2122463B1
- 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
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/54—Amplifiers using transit-time effect in tubes or semiconductor devices
- H03F3/58—Amplifiers using transit-time effect in tubes or semiconductor devices using travelling-wave tubes
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microwave Amplifiers (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/107,404 US3938056A (en) | 1971-01-18 | 1971-01-18 | Method and apparatus for enhancing the output from a traveling wave tube |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2122463A1 FR2122463A1 (fr) | 1972-09-01 |
FR2122463B1 true FR2122463B1 (fr) | 1975-10-24 |
Family
ID=22316494
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7201422A Expired FR2122463B1 (fr) | 1971-01-18 | 1972-01-17 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3938056A (fr) |
JP (1) | JPS5514571B1 (fr) |
FR (1) | FR2122463B1 (fr) |
GB (1) | GB1375753A (fr) |
IL (1) | IL38485A (fr) |
IT (1) | IT948213B (fr) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4296354A (en) * | 1979-11-28 | 1981-10-20 | Varian Associates, Inc. | Traveling wave tube with frequency variable sever length |
US4500984A (en) * | 1982-09-29 | 1985-02-19 | International Telecommunications Satellite Organization | Equalizer for reducing crosstalk between two FDM/FM carriers in a satellite communications system |
US5162747A (en) * | 1991-02-19 | 1992-11-10 | Hughes Aircraft Company | Velocity modulation microwave amplifier with multiple band interaction structures |
FR2787918B1 (fr) | 1998-12-23 | 2001-03-16 | Thomson Tubes Electroniques | Tube a ondes progressives multibande de longueur reduite capable de fonctionner a puissance elevee |
US6788169B1 (en) | 1999-12-29 | 2004-09-07 | Broadband Royalty Corporation | Amplifier composite triple beat (CTB) reduction by phase filtering |
US6433642B1 (en) * | 2000-07-19 | 2002-08-13 | Trw Inc. | Impedance matched frequency dependent gain compensation network for multi-octave passband equalization |
JP2004361818A (ja) * | 2003-06-06 | 2004-12-24 | Fujitsu Ltd | 信号光送出部 |
US20050232346A1 (en) * | 2004-04-16 | 2005-10-20 | Riggsby Robert R | Device including an equalizer and an amplification chain for broadband integrated circuit applications |
US8829920B2 (en) * | 2012-05-31 | 2014-09-09 | International Business Machines Corporation | Power amplification of a multi-tone test signal |
US9252477B1 (en) | 2012-11-09 | 2016-02-02 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Multimode directional coupler |
US10249929B1 (en) | 2016-01-29 | 2019-04-02 | The United States Of America As Represented By The Administrator Of National Aeronautics And Space Administration | Multimode directional coupler |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3440573A (en) * | 1964-08-19 | 1969-04-22 | Jesse L Butler | Electrical transmission line components |
US3426291A (en) * | 1965-03-31 | 1969-02-04 | Hughes Aircraft Co | Arrangement utilizing phase conditioned harmonically related signals to improve traveling-wave amplifier efficiency |
US3418605A (en) * | 1966-06-30 | 1968-12-24 | Research Corp | Nonreciprocal microstrip ferrite phase shifter having regions of circular polarization |
US3566311A (en) * | 1969-05-02 | 1971-02-23 | Westinghouse Electric Corp | Reciprocal ferrite film phase shifter having latching conductor film |
-
1971
- 1971-01-18 US US05/107,404 patent/US3938056A/en not_active Expired - Lifetime
- 1971-12-30 IL IL38485A patent/IL38485A/xx unknown
-
1972
- 1972-01-14 IT IT47725/72A patent/IT948213B/it active
- 1972-01-14 GB GB195072A patent/GB1375753A/en not_active Expired
- 1972-01-17 FR FR7201422A patent/FR2122463B1/fr not_active Expired
- 1972-01-18 JP JP672672A patent/JPS5514571B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2201626B2 (de) | 1975-07-03 |
GB1375753A (fr) | 1974-11-27 |
DE2201626A1 (de) | 1972-08-10 |
IT948213B (it) | 1973-05-30 |
US3938056A (en) | 1976-02-10 |
IL38485A0 (en) | 1972-04-27 |
FR2122463A1 (fr) | 1972-09-01 |
IL38485A (en) | 1974-12-31 |
JPS5514571B1 (fr) | 1980-04-17 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |