BE686797A - - Google Patents
Info
- Publication number
- BE686797A BE686797A BE686797DA BE686797A BE 686797 A BE686797 A BE 686797A BE 686797D A BE686797D A BE 686797DA BE 686797 A BE686797 A BE 686797A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
- G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
- G01S13/78—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted discriminating between different kinds of targets, e.g. IFF-radar, i.e. identification of friend or foe
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR31459A FR1456872A (fr) | 1965-09-15 | 1965-09-15 | Perfectionnements aux dispositifs électroniques de mesure de distance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE686797A true BE686797A (en:Method) | 1967-03-13 |
Family
ID=8588370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE686797D BE686797A (en:Method) | 1965-09-15 | 1966-09-13 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE686797A (en:Method) |
| DE (1) | DE1541457A1 (en:Method) |
| FR (1) | FR1456872A (en:Method) |
| GB (1) | GB1146875A (en:Method) |
| NL (1) | NL149606B (en:Method) |
-
1965
- 1965-09-15 FR FR31459A patent/FR1456872A/fr not_active Expired
-
1966
- 1966-09-09 DE DE19661541457 patent/DE1541457A1/de active Pending
- 1966-09-13 BE BE686797D patent/BE686797A/xx unknown
- 1966-09-15 NL NL6613063A patent/NL149606B/xx unknown
- 1966-09-15 GB GB4134466A patent/GB1146875A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1541457A1 (de) | 1969-07-31 |
| NL149606B (nl) | 1976-05-17 |
| GB1146875A (en) | 1969-03-26 |
| NL6613063A (en:Method) | 1967-03-16 |
| FR1456872A (fr) | 1966-07-08 |