BE622184A - - Google Patents
Info
- Publication number
- BE622184A BE622184A BE622184DA BE622184A BE 622184 A BE622184 A BE 622184A BE 622184D A BE622184D A BE 622184DA BE 622184 A BE622184 A BE 622184A
- 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
- G01S13/762—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted with special measures concerning the radiation pattern, e.g. S.L.S.
-
- 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)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB32049/61A GB965702A (en) | 1961-09-06 | 1961-09-06 | Improvements in and relating to secondary radar systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE622184A true BE622184A (US20020095090A1-20020718-M00002.png) |
Family
ID=10332368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE622184D BE622184A (US20020095090A1-20020718-M00002.png) | 1961-09-06 |
Country Status (7)
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1273619B (de) * | 1966-05-28 | 1968-07-25 | Telefunken Patent | Antennensystem fuer eine Sekundaerradaranlage |
| FR2059934A6 (US20020095090A1-20020718-M00002.png) * | 1969-01-29 | 1971-06-11 | Thomson Brandt Csf | |
| US3680090A (en) * | 1970-07-27 | 1972-07-25 | Us Navy | Non-main beam reflected iff interrogation rejector |
| GB2050744B (en) * | 1979-06-05 | 1983-04-20 | Marconi Co Ltd | Secondary surveillance radar |
| DE2929254C2 (de) * | 1979-07-19 | 1982-05-06 | Siemens AG, 1000 Berlin und 8000 München | Antennensystem zur Peilung einer Mikrowellen-Signalquelle |
| FR2469015A1 (fr) * | 1979-10-26 | 1981-05-08 | Thomson Csf | Antenne radar comportant des elements rayonnant un diagramme pseudo-omnidirectionnel |
| DE3150704C2 (de) * | 1981-12-21 | 1985-12-12 | Brown, Boveri & Cie Ag, 6800 Mannheim | Sende- und Empfangsschaltung für eine Einrichtung zur automatischen Identifizierung von Objekten und/oder Lebewesen |
| CN112558025B (zh) * | 2020-11-30 | 2022-09-13 | 四川九洲空管科技有限责任公司 | 一种二次雷达询问及应答功能的检测设备 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2682050A (en) * | 1951-02-05 | 1954-06-22 | Alford Andrew | Localizer antenna system |
| NL84214C (US20020095090A1-20020718-M00002.png) * | 1952-02-23 | |||
| GB734588A (en) * | 1952-05-09 | 1955-08-03 | Derek Alfred Levell | Improvements in or relating to secondary radar systems |
| NL113618C (US20020095090A1-20020718-M00002.png) * | 1956-05-25 | |||
| US2966675A (en) * | 1957-10-23 | 1960-12-27 | Stewart Warner Corp | Radar beacon system with side lobe suppression |
-
0
- NL NL282955D patent/NL282955A/xx unknown
- BE BE622184D patent/BE622184A/xx unknown
-
1961
- 1961-09-06 GB GB32049/61A patent/GB965702A/en not_active Expired
-
1962
- 1962-09-04 US US220991A patent/US3213446A/en not_active Expired - Lifetime
- 1962-09-05 DK DK388062AA patent/DK103614C/da active
- 1962-09-06 CH CH1058362A patent/CH395212A/de unknown
- 1962-09-06 DE DE1962C0027877 patent/DE1616708B1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CH395212A (de) | 1965-07-15 |
| DE1616708B1 (de) | 1970-03-26 |
| DK103614C (da) | 1966-01-31 |
| NL282955A (US20020095090A1-20020718-M00002.png) | |
| GB965702A (en) | 1964-08-06 |
| US3213446A (en) | 1965-10-19 |
