BE523761A - - Google Patents
Info
- Publication number
- BE523761A BE523761A BE523761DA BE523761A BE 523761 A BE523761 A BE 523761A BE 523761D A BE523761D A BE 523761DA BE 523761 A BE523761 A BE 523761A
- 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
- G01S13/86—Combinations of radar systems with non-radar systems, e.g. sonar, direction finder
-
- 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
-
- 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
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
-
- 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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/04—Display arrangements
- G01S7/06—Cathode-ray tube displays or other two dimensional or three-dimensional displays
- G01S7/10—Providing two-dimensional and co-ordinated display of distance and direction
- G01S7/12—Plan-position indicators, i.e. P.P.I.
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 |
|---|---|---|---|
| SE758727X | 1952-10-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE523761A true BE523761A (US06811534-20041102-M00003.png) |
Family
ID=20326644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE523761D BE523761A (US06811534-20041102-M00003.png) | 1952-10-06 |
Country Status (5)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3121223A (en) * | 1960-10-07 | 1964-02-11 | Gen Precision Inc | Radar and television and to navigation |
| US4845502A (en) * | 1988-04-07 | 1989-07-04 | Carr James L | Direction finding method and apparatus |
| FI85427C (fi) * | 1989-06-14 | 1992-04-10 | Vaisala Oy | Foerfarande och anordning foer ett objekts azimut- och elevationsmaetning. |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2428793A (en) * | 1943-06-10 | 1947-10-14 | Submarine Signal Co | Antenna system |
| US2426182A (en) * | 1943-10-01 | 1947-08-26 | Bell Telephone Labor Inc | Time division radar ranging system |
| US2597895A (en) * | 1944-09-23 | 1952-05-27 | Joseph F Novy | Remote location and identification system |
| GB617737A (en) * | 1944-09-23 | 1949-02-10 | Joseph Frank Novy | Improvements in or relating to a radio location and identification system |
| US2572975A (en) * | 1945-08-20 | 1951-10-30 | France B Berger | Radio antenna scanning and azimuth marking means |
| US2633568A (en) * | 1945-12-10 | 1953-03-31 | Jr Benjamin F Greene | Craft identification device |
| US2654085A (en) * | 1946-03-26 | 1953-09-29 | Maxwell K Goldstein | Detector system |
| BE476540A (US06811534-20041102-M00003.png) * | 1946-07-16 | |||
| US2619633A (en) * | 1948-02-12 | 1952-11-25 | William R Boario | Means for producing multiple tone effect in cathode-ray tube indications |
| BE537174A (US06811534-20041102-M00003.png) * | 1952-06-02 |
-
0
- BE BE523761D patent/BE523761A/xx unknown
-
1953
- 1953-09-21 GB GB25968/53A patent/GB758727A/en not_active Expired
- 1953-09-22 US US381595A patent/US2922154A/en not_active Expired - Lifetime
- 1953-10-01 FR FR1088424D patent/FR1088424A/fr not_active Expired
- 1953-10-06 DE DES35772A patent/DE1025950B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB758727A (en) | 1956-10-10 |
| DE1025950B (de) | 1958-03-13 |
| US2922154A (en) | 1960-01-19 |
| FR1088424A (fr) | 1955-03-07 |
