FR962513A - - Google Patents
Info
- Publication number
- FR962513A FR962513A FR962513DA FR962513A FR 962513 A FR962513 A FR 962513A FR 962513D A FR962513D A FR 962513DA FR 962513 A FR962513 A FR 962513A
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Transmitters (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US644106XA | 1947-03-01 | 1947-03-01 | |
| US731770A US2531433A (en) | 1947-03-01 | 1947-03-01 | Time sharing duplex communication system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR962513A true FR962513A (fr) | 1950-06-14 |
Family
ID=33032499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR962513D Expired FR962513A (fr) | 1947-03-01 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US2531433A (fr) |
| FR (1) | FR962513A (fr) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2778933A (en) * | 1951-08-25 | 1957-01-22 | Sperry Rand Corp | Amplitude modulation detector which is phase responsive |
| US2800582A (en) * | 1953-06-30 | 1957-07-23 | Westinghouse Air Brake Co | Noise suppression and limiter circuits |
| US2751493A (en) * | 1953-10-22 | 1956-06-19 | Bendix Aviat Corp | Noise squelch system |
| US2924652A (en) * | 1954-04-29 | 1960-02-09 | Emi Ltd | Remote guidance radio link |
| US3048839A (en) * | 1955-04-01 | 1962-08-07 | Delaware Valley Electronics Co | Survivor locator system |
| US3051902A (en) * | 1958-02-17 | 1962-08-28 | Karl F Ross | Angle-modulation system |
| US4754450A (en) * | 1986-03-25 | 1988-06-28 | Motorola, Inc. | TDM communication system for efficient spectrum utilization |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1433599A (en) * | 1921-07-02 | 1922-10-31 | American Telephone & Telegraph | Radiocircuit |
| US1489158A (en) * | 1922-08-18 | 1924-04-01 | Drahtlose Telegraphie Mbh | Arrangement for the audible receiving of undamped oscillations |
| US2098286A (en) * | 1936-07-31 | 1937-11-09 | Bell Telephone Labor Inc | Transmission control in signaling systems |
| US2199179A (en) * | 1936-11-27 | 1940-04-30 | Rca Corp | Single channel two-way communication system |
| US2410641A (en) * | 1941-10-03 | 1946-11-05 | Rca Corp | Duplex radio system |
| US2408791A (en) * | 1943-06-21 | 1946-10-08 | Galvin Mfg Corp | Radio communication system |
| US2425314A (en) * | 1943-09-16 | 1947-08-12 | Rca Corp | Pulse communication system |
-
0
- FR FR962513D patent/FR962513A/fr not_active Expired
-
1947
- 1947-03-01 US US731770A patent/US2531433A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2531433A (en) | 1950-11-28 |