FR943370A - Dispositif de transmission d'ondes électro-magnétiques - Google Patents
Dispositif de transmission d'ondes électro-magnétiquesInfo
- Publication number
- FR943370A FR943370A FR943370DA FR943370A FR 943370 A FR943370 A FR 943370A FR 943370D A FR943370D A FR 943370DA FR 943370 A FR943370 A FR 943370A
- Authority
- FR
- France
- Prior art keywords
- electro
- transmission device
- wave transmission
- magnetic wave
- magnetic
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/03—Details of HF subsystems specially adapted therefor, e.g. common to transmitter and receiver
- G01S7/034—Duplexers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/10—Auxiliary devices for switching or interrupting
- H01P1/12—Auxiliary devices for switching or interrupting by mechanical chopper
- H01P1/122—Waveguide switches
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D9/00—Demodulation or transference of modulation of modulated electromagnetic waves
- H03D9/06—Transference of modulation using distributed inductance and capacitance
- H03D9/0608—Transference of modulation using distributed inductance and capacitance by means of diodes
- H03D9/0616—Transference of modulation using distributed inductance and capacitance by means of diodes mounted in a hollow waveguide
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US618968A US2530979A (en) | 1945-09-27 | 1945-09-27 | Radio frequency control system |
Publications (1)
Publication Number | Publication Date |
---|---|
FR943370A true FR943370A (fr) | 1949-03-07 |
Family
ID=24479891
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR943370D Expired FR943370A (fr) | 1945-09-27 | 1947-03-17 | Dispositif de transmission d'ondes électro-magnétiques |
Country Status (5)
Country | Link |
---|---|
US (1) | US2530979A (fr) |
BE (1) | BE470749A (fr) |
FR (1) | FR943370A (fr) |
GB (1) | GB635131A (fr) |
NL (1) | NL78640C (fr) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2617032A (en) * | 1946-10-18 | 1952-11-04 | Donald K Allison | Navigational device |
BE500946A (fr) * | 1950-02-03 | |||
US2880397A (en) * | 1951-09-04 | 1959-03-31 | Rca Corp | Microwave switching device |
BE521895A (fr) * | 1952-08-02 | |||
US3046498A (en) * | 1958-07-22 | 1962-07-24 | Ite Circuit Breaker Ltd | Polarizer means |
NL245452A (fr) * | 1958-11-19 | |||
GB1101320A (en) * | 1965-10-22 | 1968-01-31 | Motorola Inc | Electronic device |
US3440577A (en) * | 1965-12-27 | 1969-04-22 | Varian Associates | Microwave shutter |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2158584A (en) * | 1934-03-17 | 1939-05-16 | Siemens App & Maschinen Gmbh | Course finding method and apparatus |
GB537518A (en) * | 1939-12-22 | 1941-06-25 | Standard Telephones Cables Ltd | Improvements in or relating to electron discharge apparatus of the velocity modulated type |
US2373233A (en) * | 1940-07-18 | 1945-04-10 | Rca Corp | High-frequency coupling circuit |
US2412159A (en) * | 1941-09-15 | 1946-12-03 | Gen Electric | Directional radio system |
US2401489A (en) * | 1941-11-29 | 1946-06-04 | Rca Corp | Tunable resonator |
US2404082A (en) * | 1942-01-17 | 1946-07-16 | Westinghouse Electric Corp | Electron discharge device |
US2427029A (en) * | 1942-04-10 | 1947-09-09 | Sperry Gyroscope Co Inc | Automatic tracking system |
US2418124A (en) * | 1942-09-07 | 1947-04-01 | Standard Telephones Cables Ltd | Directive antenna array |
US2413171A (en) * | 1942-10-08 | 1946-12-24 | Westinghouse Electric Corp | Switch |
US2415242A (en) * | 1943-02-25 | 1947-02-04 | Rca Corp | Switching in wave guide transmission system |
US2418156A (en) * | 1943-04-15 | 1947-04-01 | Bell Telephone Labor Inc | Direction finding system |
US2407847A (en) * | 1943-05-01 | 1946-09-17 | Rca Corp | Radio frequency switch |
US2427107A (en) * | 1943-10-29 | 1947-09-09 | Rca Corp | Centimeter wave apparatus |
US2433387A (en) * | 1943-12-31 | 1947-12-30 | Bell Telephone Labor Inc | Ultra high frequency receiver |
US2404116A (en) * | 1944-04-15 | 1946-07-16 | Westinghouse Electric Corp | Adjusting mechanism |
US2401425A (en) * | 1944-06-15 | 1946-06-04 | Rca Corp | Light valve |
US2427191A (en) * | 1944-10-25 | 1947-09-09 | Philco Corp | Blanking control for radio beacon systems |
-
0
- NL NL78640D patent/NL78640C/xx active
- BE BE470749D patent/BE470749A/xx unknown
-
1945
- 1945-09-27 US US618968A patent/US2530979A/en not_active Expired - Lifetime
-
1946
- 1946-12-31 GB GB38129/46A patent/GB635131A/en not_active Expired
-
1947
- 1947-03-17 FR FR943370D patent/FR943370A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2530979A (en) | 1950-11-21 |
NL78640C (fr) | |
BE470749A (fr) | |
GB635131A (en) | 1950-04-05 |
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