BE433020A - - Google Patents
Info
- Publication number
- BE433020A BE433020A BE433020DA BE433020A BE 433020 A BE433020 A BE 433020A BE 433020D A BE433020D A BE 433020DA BE 433020 A BE433020 A BE 433020A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/50—Circuits using different frequencies for the two directions of communication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/14—Automatic detuning arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/20—Frequency-division multiplex systems in which at least one carrier is angle-modulated
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Selective Calling Equipment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB6615/38A GB513161A (en) | 1938-03-02 | 1938-03-02 | Carrier frequency electric communication, signalling, indicating and remote control systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE433020A true BE433020A (US06573293-20030603-C00009.png) |
Family
ID=9817681
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE433020D BE433020A (US06573293-20030603-C00009.png) | 1938-03-02 | ||
| BE417866D BE417866A (US06573293-20030603-C00009.png) | 1938-03-02 | 1936-10-10 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE417866D BE417866A (US06573293-20030603-C00009.png) | 1938-03-02 | 1936-10-10 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2209273A (US06573293-20030603-C00009.png) |
| BE (2) | BE417866A (US06573293-20030603-C00009.png) |
| FR (2) | FR811767A (US06573293-20030603-C00009.png) |
| GB (1) | GB513161A (US06573293-20030603-C00009.png) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2465341A (en) * | 1941-02-08 | 1949-03-29 | Int Standard Electric Corp | Electric wave transmission system |
| US2462069A (en) * | 1942-05-07 | 1949-02-22 | Int Standard Electric Corp | Radio communication system |
| US2531398A (en) * | 1943-02-25 | 1950-11-28 | Farnsworth Res Corp | Interference transmission system |
| US2617015A (en) * | 1945-01-23 | 1952-11-04 | Everard M Williams | Panoramic system |
| US2885543A (en) * | 1945-01-27 | 1959-05-05 | Everard M Williams | Automatic sweeping and jamming radio equipment |
| US2708749A (en) * | 1945-07-09 | 1955-05-17 | Otto H Schmitt | Panoramic transponder |
| US2532589A (en) * | 1945-07-09 | 1950-12-05 | Wu William Ieu-Liang | Signal-seeking transceiver |
| US2635231A (en) * | 1945-12-10 | 1953-04-14 | Hal O Anger | Interference reducing pulse echo signaling system |
| US2648063A (en) * | 1946-08-01 | 1953-08-04 | Us Navy | Transceiver system |
| US2585605A (en) * | 1946-11-12 | 1952-02-12 | Wallace | Navigational system |
| US2528632A (en) * | 1947-03-13 | 1950-11-07 | Smith Meeker Engineering Co | Frequency control system |
| US2972119A (en) * | 1954-01-12 | 1961-02-14 | Gen Motors Corp | Random sweep generator |
| FR1147324A (fr) * | 1956-04-09 | 1957-11-21 | Csf | Perfectionnements aux liaisons radioélectriques à grande distance et ultra-haute fréquence |
| NL130063C (US06573293-20030603-C00009.png) * | 1959-07-02 | |||
| US3916406A (en) * | 1963-02-20 | 1975-10-28 | Us Navy | Jamming cancellation device |
| US4135189A (en) * | 1964-01-09 | 1979-01-16 | Compagnie Generale De Telegraphie Sans Fil | Random frequency radar system |
| US3548317A (en) * | 1966-11-17 | 1970-12-15 | Michael P Bordonaro | Time division frequency multiplier |
-
0
- BE BE433020D patent/BE433020A/xx unknown
-
1936
- 1936-10-10 FR FR811767D patent/FR811767A/fr not_active Expired
- 1936-10-10 BE BE417866D patent/BE417866A/xx unknown
-
1938
- 1938-03-02 GB GB6615/38A patent/GB513161A/en not_active Expired
-
1939
- 1939-02-18 US US257259A patent/US2209273A/en not_active Expired - Lifetime
- 1939-03-01 FR FR50259D patent/FR50259E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2209273A (en) | 1940-07-23 |
| FR50259E (fr) | 1940-01-29 |
| BE417866A (US06573293-20030603-C00009.png) | 1936-11-30 |
| GB513161A (en) | 1939-10-05 |
| FR811767A (fr) | 1937-04-22 |
