BE483102A - - Google Patents
Info
- Publication number
- BE483102A BE483102A BE483102DA BE483102A BE 483102 A BE483102 A BE 483102A BE 483102D A BE483102D A BE 483102DA BE 483102 A BE483102 A BE 483102A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/155—Ground-based stations
- H04B7/15528—Control of operation parameters of a relay station to exploit the physical medium
- H04B7/1555—Selecting relay station antenna mode, e.g. selecting omnidirectional -, directional beams, selecting polarizations
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Relay Systems (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB15566/47A GB640517A (en) | 1947-06-12 | 1947-06-12 | Improvements in or relating to radio retransmitting systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE483102A true BE483102A (xx) |
Family
ID=10061404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE483102D BE483102A (xx) | 1947-06-12 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2563869A (xx) |
| BE (1) | BE483102A (xx) |
| FR (1) | FR967531A (xx) |
| GB (1) | GB640517A (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3177428A (en) * | 1959-10-30 | 1965-04-06 | Borg Warner | Phase detector including capacitive averaging and mixing means |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1968068A (en) * | 1931-08-06 | 1934-07-31 | American Loth Corp | Process and apparatus for measuring the phase difference of electric currents |
| US2396883A (en) * | 1940-04-04 | 1946-03-19 | Robinson James | Radio receiving and transmitting system |
| US2396884A (en) * | 1940-05-02 | 1946-03-19 | Robinson James | Radio receiving and transmitting system |
| US2456666A (en) * | 1941-09-25 | 1948-12-21 | Emi Ltd | Radio direction finding system |
-
0
- BE BE483102D patent/BE483102A/xx unknown
-
1947
- 1947-06-12 GB GB15566/47A patent/GB640517A/en not_active Expired
-
1948
- 1948-06-10 US US32154A patent/US2563869A/en not_active Expired - Lifetime
- 1948-06-11 FR FR967531D patent/FR967531A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB640517A (en) | 1950-07-19 |
| FR967531A (fr) | 1950-11-06 |
| US2563869A (en) | 1951-08-14 |