BE763234A - Transpondeur - Google Patents
TranspondeurInfo
- Publication number
- BE763234A BE763234A BE763234A BE763234A BE763234A BE 763234 A BE763234 A BE 763234A BE 763234 A BE763234 A BE 763234A BE 763234 A BE763234 A BE 763234A BE 763234 A BE763234 A BE 763234A
- Authority
- BE
- Belgium
- Prior art keywords
- transponder
- Prior art date
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
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- Aviation & Aerospace Engineering (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Relay Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US74087068A | 1968-06-28 | 1968-06-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE763234A true BE763234A (fr) | 1971-08-23 |
Family
ID=24978417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE763234A BE763234A (fr) | 1968-06-28 | 1971-02-22 | Transpondeur |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3593139A (fr) |
| BE (1) | BE763234A (fr) |
| DE (1) | DE1932291A1 (fr) |
| FR (1) | FR2014387A1 (fr) |
| GB (1) | GB1221177A (fr) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3930220A (en) * | 1973-09-12 | 1975-12-30 | Sun Oil Co Pennsylvania | Borehole signalling by acoustic energy |
| US3889228A (en) * | 1973-11-16 | 1975-06-10 | Sun Oil Co | Two-way acoustic telemetering system |
| US4475242A (en) * | 1982-11-10 | 1984-10-02 | Marc Rafal | Microwave communications system |
| US6346912B1 (en) * | 2000-04-20 | 2002-02-12 | The Johns Hopkins University | Radio frequency beacon |
| US6577266B1 (en) * | 2001-10-15 | 2003-06-10 | Sandia Corporation | Transponder data processing methods and systems |
| KR102543233B1 (ko) * | 2020-05-19 | 2023-06-14 | 한국전자통신연구원 | 주파수 체배 장치 및 주파수 체배 방법 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2017126A (en) * | 1932-05-17 | 1935-10-15 | Rca Corp | Ultra-short wave transmitting system |
| US3272996A (en) * | 1959-12-31 | 1966-09-13 | Rca Corp | Signal limiter |
| US3098973A (en) * | 1960-05-27 | 1963-07-23 | Sylvania Electric Prod | Antenna incorporating active elements |
| US3051846A (en) * | 1960-12-27 | 1962-08-28 | Bell Telephone Labor Inc | Negative resistance diode pulse repeater |
-
1968
- 1968-06-28 US US740870A patent/US3593139A/en not_active Expired - Lifetime
-
1969
- 1969-06-25 GB GB32096/69A patent/GB1221177A/en not_active Expired
- 1969-06-26 DE DE19691932291 patent/DE1932291A1/de active Pending
- 1969-06-27 FR FR6921632A patent/FR2014387A1/fr not_active Withdrawn
-
1971
- 1971-02-22 BE BE763234A patent/BE763234A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3593139A (en) | 1971-07-13 |
| GB1221177A (en) | 1971-02-03 |
| FR2014387A1 (fr) | 1970-04-17 |
| DE1932291A1 (de) | 1970-08-13 |
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