BE727372A - - Google Patents
Info
- Publication number
- BE727372A BE727372A BE727372DA BE727372A BE 727372 A BE727372 A BE 727372A BE 727372D A BE727372D A BE 727372DA BE 727372 A BE727372 A BE 727372A
- 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
- 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)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Radar Systems Or Details Thereof (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US70088868A | 1968-01-26 | 1968-01-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE727372A true BE727372A (da) | 1969-07-01 |
Family
ID=24815262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE727372D BE727372A (da) | 1968-01-26 | 1969-01-24 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3484647A (da) |
| BE (1) | BE727372A (da) |
| DE (1) | DE1902212A1 (da) |
| FR (1) | FR2000832A1 (da) |
| GB (1) | GB1259780A (da) |
| NL (1) | NL6900854A (da) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3700959A (en) * | 1969-09-30 | 1972-10-24 | Denki Onkyo Co Ltd | Horizontal deflection circuits for television receivers |
| DE1957203B2 (de) * | 1969-11-14 | 1972-03-16 | Fried Krupp GmbH, 4300 Essen | Vorrichtung zur anzeige von akustischen oder elektromagnetischesignalen |
| US3810173A (en) * | 1972-11-30 | 1974-05-07 | Univ Syracuse Res Corp | Ppi display system with deflection modulation to reduce spoking |
| US4127850A (en) * | 1974-10-03 | 1978-11-28 | Smiths Industries Limited | Scanning display apparatus |
| US4127796A (en) * | 1977-05-23 | 1978-11-28 | Hughes Aircraft Company | CRT display anti-burn circuit |
| US4206461A (en) * | 1979-02-21 | 1980-06-03 | Raytheon Company | Radar system with improved visual detection of long range targets |
| GB2059144B (en) * | 1979-09-21 | 1983-05-11 | Philips Electronic Associated | Colour display crt |
| US4678969A (en) * | 1983-06-22 | 1987-07-07 | Raytheon Company | Pseudo-raster weather display apparatus |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2653312A (en) * | 1945-08-01 | 1953-09-22 | Leland J Haworth | Indicator apparatus for radio object locating systems |
| US2754508A (en) * | 1946-01-29 | 1956-07-10 | Albert D Ehrenfried | Sector p. p. i. expansion |
| GB621575A (en) * | 1946-06-21 | 1949-04-12 | Standard Telephones Cables Ltd | Combined radio direction and distance finding system |
| US3307141A (en) * | 1948-03-25 | 1967-02-28 | Harold L Saxton | Wedge scan for echo locating system |
-
1968
- 1968-01-26 US US700888A patent/US3484647A/en not_active Expired - Lifetime
- 1968-12-23 GB GB61126/68A patent/GB1259780A/en not_active Expired
-
1969
- 1969-01-17 DE DE19691902212 patent/DE1902212A1/de active Pending
- 1969-01-17 NL NL6900854A patent/NL6900854A/xx unknown
- 1969-01-24 FR FR6901475A patent/FR2000832A1/fr not_active Withdrawn
- 1969-01-24 BE BE727372D patent/BE727372A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL6900854A (da) | 1969-07-29 |
| GB1259780A (en) | 1972-01-12 |
| FR2000832A1 (da) | 1969-09-12 |
| US3484647A (en) | 1969-12-16 |
| DE1902212A1 (de) | 1969-11-13 |