BE456046A - - Google Patents
Info
- Publication number
- BE456046A BE456046A BE456046DA BE456046A BE 456046 A BE456046 A BE 456046A BE 456046D A BE456046D A BE 456046DA BE 456046 A BE456046 A BE 456046A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/48—Networks for connecting several sources or loads, working on the same frequency or frequency band, to a common load or source
- H03H7/487—Networks for connecting several sources or loads, working on the same frequency or frequency band, to a common load or source particularly adapted as coupling circuit between transmitters and antennas
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C7/00—Modulating electromagnetic waves
- H03C7/02—Modulating electromagnetic waves in transmission lines, waveguides, cavity resonators or radiation fields of antennas
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Transmitters (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US288134A US2244756A (en) | 1939-08-03 | 1939-08-03 | Modulation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE456046A true BE456046A (pt) |
Family
ID=23105888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE456046D BE456046A (pt) | 1939-08-03 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2244756A (pt) |
| BE (1) | BE456046A (pt) |
| CH (1) | CH262004A (pt) |
| ES (1) | ES176814A1 (pt) |
| FR (1) | FR867296A (pt) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2735982A (en) * | 1956-02-21 | Radio frequency power comparator | ||
| US2492138A (en) * | 1940-02-23 | 1949-12-27 | Int Standard Electric Corp | Mechanical modulator for radio beacons utilizing two tones |
| US2416790A (en) * | 1941-01-28 | 1947-03-04 | Sperry Gyroscope Co Inc | Transmission line bridge circuit |
| GB581734A (en) * | 1941-04-04 | 1946-10-23 | Sperry Gyroscope Co Inc | Improvements in or relating to instrument landing systems for aircraft |
| US2426992A (en) * | 1942-05-27 | 1947-09-09 | Sperry Gyroscope Co Inc | Glide path transmitter |
| US2439255A (en) * | 1942-09-09 | 1948-04-06 | Gen Electric | Capacitor switch |
| NL89000C (pt) * | 1942-12-31 | |||
| FR948355A (fr) * | 1942-12-31 | 1949-07-29 | Western Electric Co | Dispositif de couplage utilisables dans les systèmes de transmission d'ondes |
| US2415242A (en) * | 1943-02-25 | 1947-02-04 | Rca Corp | Switching in wave guide transmission system |
| US2415932A (en) * | 1943-04-21 | 1947-02-18 | Rca Corp | Antenna system |
| US2594409A (en) * | 1943-07-27 | 1952-04-29 | Bell Telephone Labor Inc | Directive antenna |
| US2425328A (en) * | 1944-08-01 | 1947-08-12 | Frederic A Jenks | Switching and modulation system |
| US2449451A (en) * | 1944-09-28 | 1948-09-14 | Westinghouse Electric Corp | High-frequency dielectric heating apparatus |
| US2531777A (en) * | 1945-10-24 | 1950-11-28 | John N Marshall | Variable directive coupler |
| BE491490A (pt) * | 1948-10-04 | |||
| US2632108A (en) * | 1949-07-28 | 1953-03-17 | Rca Corp | Diplexer arrangement |
| BE515436A (pt) * | 1951-11-10 | 1900-01-01 | ||
| NL191136A (pt) * | 1953-10-01 | |||
| US2831168A (en) * | 1954-01-04 | 1958-04-15 | Gen Electric | Coupling device for wave transmission systems |
| GB770317A (en) * | 1954-07-15 | 1957-03-20 | Gen Electric Co Ltd | Improvements in or relating to electric hybrid devices |
| US2959659A (en) * | 1957-08-19 | 1960-11-08 | Alford Andrew | Electromagnetic heating unit |
| US3113314A (en) * | 1960-09-01 | 1963-12-03 | Forrest G Yetter | Radio guidance and landing system |
| US3516025A (en) * | 1968-12-19 | 1970-06-02 | Adams Russel Co Inc | Wide band hybrid coupler having an open end transmission line section coupled to each part |
| US4721929A (en) * | 1986-10-17 | 1988-01-26 | Ball Corporation | Multi-stage power divider |
| US9088063B1 (en) | 2015-03-11 | 2015-07-21 | Werlatone, Inc. | Hybrid coupler |
-
0
- BE BE456046D patent/BE456046A/xx unknown
-
1939
- 1939-08-03 US US288134A patent/US2244756A/en not_active Expired - Lifetime
-
1940
- 1940-09-24 FR FR867296D patent/FR867296A/fr not_active Expired
-
1947
- 1947-01-20 CH CH262004D patent/CH262004A/de unknown
- 1947-02-15 ES ES176814A patent/ES176814A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH262004A (de) | 1949-06-15 |
| FR867296A (fr) | 1941-10-10 |
| ES176814A1 (es) | 1947-03-16 |
| US2244756A (en) | 1941-06-10 |