FR2269241A1 - - Google Patents
Info
- Publication number
- FR2269241A1 FR2269241A1 FR7414146A FR7414146A FR2269241A1 FR 2269241 A1 FR2269241 A1 FR 2269241A1 FR 7414146 A FR7414146 A FR 7414146A FR 7414146 A FR7414146 A FR 7414146A FR 2269241 A1 FR2269241 A1 FR 2269241A1
- 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.)
- Granted
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
- G01S13/785—Distance Measuring Equipment [DME] systems
- G01S13/788—Coders or decoders therefor; Special detection circuits
-
- 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
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
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)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7414146A FR2269241B1 (cs) | 1974-04-24 | 1974-04-24 | |
| DE19752517116 DE2517116A1 (de) | 1974-04-24 | 1975-04-18 | Pulspaardekoder |
| AU80418/75A AU494004B2 (en) | 1974-04-24 | 1975-04-22 | Accurate decoder tothe first pulse inthe pair |
| IT2261175A IT1037573B (it) | 1974-04-24 | 1975-04-23 | Decodificatore di precisione sulprimo impulso di una coppia |
| GB1701275A GB1443063A (en) | 1974-04-24 | 1975-04-24 | Pulse pair decoder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7414146A FR2269241B1 (cs) | 1974-04-24 | 1974-04-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2269241A1 true FR2269241A1 (cs) | 1975-11-21 |
| FR2269241B1 FR2269241B1 (cs) | 1977-10-28 |
Family
ID=9138033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7414146A Expired FR2269241B1 (cs) | 1974-04-24 | 1974-04-24 |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE2517116A1 (cs) |
| FR (1) | FR2269241B1 (cs) |
| GB (1) | GB1443063A (cs) |
| IT (1) | IT1037573B (cs) |
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1974
- 1974-04-24 FR FR7414146A patent/FR2269241B1/fr not_active Expired
-
1975
- 1975-04-18 DE DE19752517116 patent/DE2517116A1/de active Pending
- 1975-04-23 IT IT2261175A patent/IT1037573B/it active
- 1975-04-24 GB GB1701275A patent/GB1443063A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2517116A1 (de) | 1975-11-13 |
| FR2269241B1 (cs) | 1977-10-28 |
| IT1037573B (it) | 1979-11-20 |
| AU8041875A (en) | 1976-10-28 |
| GB1443063A (en) | 1976-07-21 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |