BE473180A - - Google Patents
Info
- Publication number
- BE473180A BE473180A BE473180DA BE473180A BE 473180 A BE473180 A BE 473180A BE 473180D A BE473180D A BE 473180DA BE 473180 A BE473180 A BE 473180A
- 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 |
|---|---|---|---|
| US507664A US2531412A (en) | 1943-10-26 | 1943-10-26 | System for determining distance and direction by electromagnetic wave energy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE473180A true BE473180A (en:Method) |
Family
ID=24019621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE473180D BE473180A (en:Method) | 1943-10-26 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2531412A (en:Method) |
| BE (1) | BE473180A (en:Method) |
| GB (1) | GB601536A (en:Method) |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2609533A (en) * | 1945-03-22 | 1952-09-02 | Andrew B Jacobsen | Electrical measuring system |
| US2624873A (en) * | 1945-04-18 | 1953-01-06 | Bess Leon | Object locating identification system |
| BE467988A (en:Method) * | 1945-09-18 | |||
| NL129550C (en:Method) * | 1945-09-29 | |||
| US2677818A (en) * | 1945-10-19 | 1954-05-04 | Us Sec War | Aircraft identification system |
| US2709773A (en) * | 1945-10-19 | 1955-05-31 | Ivan A Getting | Remote control system with position indicating means |
| US2671895A (en) * | 1946-02-15 | 1954-03-09 | George D Perkins | Automatic beacon range indicator |
| US2796602A (en) * | 1947-08-08 | 1957-06-18 | Padevco Inc | Aircraft identification and location system |
| US2666198A (en) * | 1948-03-15 | 1954-01-12 | Wallace | Synchrometric radar system |
| US2980903A (en) * | 1948-03-19 | 1961-04-18 | Goodyear Aircraft Corp | Radar-command system of time coded pulses |
| US3281836A (en) * | 1948-08-26 | 1966-10-25 | Brown Robert Hanbury | Interrogation gain control |
| US2604622A (en) * | 1949-03-30 | 1952-07-22 | Olive S Petty | Test device for determining time delay in pulse repeaters |
| US2678437A (en) * | 1949-04-27 | 1954-05-11 | Gen Railway Signal Co | Air traffic control system |
| US2689953A (en) * | 1949-05-18 | 1954-09-21 | Sperry Corp | Positionally selective communication system |
| US3110025A (en) * | 1950-07-12 | 1963-11-05 | Maurice W Horrell | System for measuring distance by the utilization of pulse echoes |
| US2736892A (en) * | 1950-12-14 | 1956-02-28 | Moran Instr Corp | Echo ranging |
| US2690556A (en) * | 1951-01-30 | 1954-09-28 | Rca Corp | Aircraft altitude indicating system |
| US2815504A (en) * | 1951-04-17 | 1957-12-03 | Itt | Selective gate system for radar beacons |
| US2746034A (en) * | 1951-06-01 | 1956-05-15 | Olive S Petty | Positioning determining system |
| US2935604A (en) * | 1951-12-01 | 1960-05-03 | Toro Michael J Di | Long range communication system |
| US2739071A (en) * | 1951-12-08 | 1956-03-20 | Westinghouse Electric Corp | Fluid pasty insulating composition and an electrical member containing it |
| US3945006A (en) * | 1952-04-04 | 1976-03-16 | The United States Of America As Represented By The Secretary Of The Navy | Radio frequency coding system |
| US2934760A (en) * | 1952-04-08 | 1960-04-26 | Samuel W Lichtman | Multiplex pulse repetition rate remote control system |
| US2971188A (en) * | 1953-07-01 | 1961-02-07 | Aircraft Armaments Inc | Radar navigation beacon |
| US3019435A (en) * | 1956-12-10 | 1962-01-30 | Seismograph Service Corp | Radio location system |
| HU197816B (en) * | 1985-05-02 | 1989-05-29 | Tatabanyai Banyak Vallalat | Data transmission unit for detecting location of persons, objects in a given range |
| US7663535B2 (en) * | 2007-07-25 | 2010-02-16 | Information Systems Laboratories, Inc. | System and method to position register and phase synchronize a monitoring network |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1464096A (en) * | 1920-08-28 | 1923-08-07 | Western Electric Co | Secret signaling |
| BE362909A (en:Method) * | 1928-08-10 | |||
| US2134716A (en) * | 1936-10-20 | 1938-11-01 | Gunn Ross | Measuring speed and distance by radiant energy |
| GB491728A (en) * | 1937-03-10 | 1938-09-08 | Eric Lawrence Casling White | Improvements in or relating to circuit arrangements for separating electric signal pulses |
| NL88393C (en:Method) * | 1937-06-18 | |||
| US2227598A (en) * | 1937-07-03 | 1941-01-07 | Sperry Gyroscope Co Inc | Radio absolute altimeter |
| US2252083A (en) * | 1938-04-23 | 1941-08-12 | Rca Corp | Radio traffic control |
| BE481602A (en:Method) * | 1938-09-30 | |||
| GB528192A (en) * | 1939-04-22 | 1940-10-24 | Kolster Brandes Ltd | Improvements relating to discriminating circuits for television and the like |
| US2248727A (en) * | 1939-12-09 | 1941-07-08 | Howard M Strobel | Signaling system |
| US2411520A (en) * | 1939-12-22 | 1946-11-26 | Int Standard Electric Corp | Radio locating system |
| US2405238A (en) * | 1940-04-13 | 1946-08-06 | Rca Corp | Position determining system |
| US2301929A (en) * | 1940-06-20 | 1942-11-17 | Bell Telephone Labor Inc | Radio distance and altitude indicating system |
| US2405239A (en) * | 1941-02-28 | 1946-08-06 | Rca Corp | Position determining system |
| US2453970A (en) * | 1941-05-31 | 1948-11-16 | Rca Corp | Recognition system for pulse echo radio locators |
| BE474927A (en:Method) * | 1941-11-29 | |||
| US2433804A (en) * | 1943-04-23 | 1947-12-30 | Rca Corp | Frequency-modulated pulse radio locating system |
| US2419570A (en) * | 1943-05-24 | 1947-04-29 | Standard Telephones Cables Ltd | Receiver circuit |
| BE479411A (en:Method) * | 1943-07-01 | |||
| US2416591A (en) * | 1944-04-15 | 1947-02-25 | Gen Electric | Radar locating equipment |
-
0
- BE BE473180D patent/BE473180A/xx unknown
-
1943
- 1943-10-26 US US507664A patent/US2531412A/en not_active Expired - Lifetime
-
1945
- 1945-09-11 GB GB23453/45A patent/GB601536A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2531412A (en) | 1950-11-28 |
| GB601536A (en) | 1948-05-07 |