BE441061A - - Google Patents
Info
- Publication number
- BE441061A BE441061A BE441061DA BE441061A BE 441061 A BE441061 A BE 441061A BE 441061D A BE441061D A BE 441061DA BE 441061 A BE441061 A BE 441061A
- 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
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/06—Systems determining position data of a target
- G01S13/08—Systems for measuring distance only
- G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
-
- 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
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/882—Radar or analogous systems specially adapted for specific applications for altimeters
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US297124A US2259982A (en) | 1939-09-29 | 1939-09-29 | Radio distance meter |
Publications (1)
Publication Number | Publication Date |
---|---|
BE441061A true BE441061A (fr) |
Family
ID=23144955
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE441061D BE441061A (fr) | 1939-09-29 |
Country Status (5)
Country | Link |
---|---|
US (1) | US2259982A (fr) |
BE (1) | BE441061A (fr) |
CH (1) | CH222278A (fr) |
FR (1) | FR867201A (fr) |
GB (1) | GB541194A (fr) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT454124A (fr) * | 1940-06-11 | |||
US2418156A (en) * | 1943-04-15 | 1947-04-01 | Bell Telephone Labor Inc | Direction finding system |
US2428821A (en) * | 1943-07-19 | 1947-10-14 | Submarine Signal Co | Method and apparatus for sound ranging |
US2428180A (en) * | 1943-10-30 | 1947-09-30 | Scherbatskoy Serge Alexander | Phase measuring system employing frequency modulation |
US2712646A (en) * | 1945-05-22 | 1955-07-05 | James L Lawson | Dual transmitter system |
US2682047A (en) * | 1945-06-04 | 1954-06-22 | Us Navy | Electrical control system for ordnance fuzes |
US2699543A (en) * | 1945-06-04 | 1955-01-11 | Edward J Naumann | Electrical system for an ordnance fuse |
US2641754A (en) * | 1946-04-12 | 1953-06-09 | Nat Res Dev | Terrain clearance indicator |
US2654884A (en) * | 1947-10-21 | 1953-10-06 | Sperry Corp | Radio distance measuring system |
US4203365A (en) * | 1956-09-20 | 1980-05-20 | The United States Of America As Represented By The Secretary Of The Navy | Jammer apprehending amplifier for proximity fuzes |
US3146446A (en) * | 1960-03-24 | 1964-08-25 | Novitzky Anatol | Ranging systems |
US4185560A (en) * | 1962-01-31 | 1980-01-29 | Mayer Levine | Fore and aft fuzing system |
US7145502B2 (en) * | 2002-06-07 | 2006-12-05 | Shima Seiki Manufacturing Limited | Distance measurement method and device |
CN110661737A (zh) * | 2019-11-01 | 2020-01-07 | 深圳市度彼电子有限公司 | 距离测试设备及系统 |
-
0
- BE BE441061D patent/BE441061A/xx unknown
-
1939
- 1939-09-29 US US297124A patent/US2259982A/en not_active Expired - Lifetime
-
1940
- 1940-09-16 FR FR867201D patent/FR867201A/fr not_active Expired
- 1940-09-30 GB GB14710/40A patent/GB541194A/en not_active Expired
-
1941
- 1941-06-06 CH CH222278D patent/CH222278A/de unknown
Also Published As
Publication number | Publication date |
---|---|
GB541194A (en) | 1941-11-17 |
CH222278A (de) | 1942-07-15 |
US2259982A (en) | 1941-10-21 |
FR867201A (fr) | 1941-10-07 |