BE672745A - - Google Patents
Info
- Publication number
- BE672745A BE672745A BE672745DA BE672745A BE 672745 A BE672745 A BE 672745A BE 672745D A BE672745D A BE 672745DA BE 672745 A BE672745 A BE 672745A
- 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
- G01S13/34—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
-
- 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
- G01S13/34—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
- G01S13/347—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal using more than one modulation frequency
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 |
|---|---|---|---|
| CA933093 | 1965-06-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE672745A true BE672745A (US20040097461A1-20040520-C00035.png) | 1966-03-16 |
Family
ID=4142265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE672745D BE672745A (US20040097461A1-20040520-C00035.png) | 1965-06-11 | 1965-11-24 |
Country Status (4)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3603990A (en) * | 1968-07-23 | 1971-09-07 | Joseph L Poirier | Spectrum analysis radar system |
| US3577143A (en) * | 1969-04-08 | 1971-05-04 | Joseph L Poirier | Extended range spectrum analysis radar |
| US4185285A (en) * | 1978-04-17 | 1980-01-22 | International Standard Electric Corporation | Radar for the detection of fixed targets in clutter |
| US4456911A (en) * | 1980-10-20 | 1984-06-26 | Microwave Sensors, Inc. | Frequency modulated continuous wave altimeter |
| US4660040A (en) * | 1985-07-08 | 1987-04-21 | Magnavox Government And Industrial Electronics Company | Target range sensing apparatus |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3197773A (en) * | 1962-04-19 | 1965-07-27 | Sperry Rand Corp | Frequency modulated continuous wave navigation radar |
-
1965
- 1965-09-10 US US486506A patent/US3343164A/en not_active Expired - Lifetime
- 1965-11-24 BE BE672745D patent/BE672745A/xx unknown
- 1965-12-09 DE DEC37636A patent/DE1287170B/de active Pending
-
1966
- 1966-04-22 GB GB17834/66A patent/GB1108116A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1108116A (en) | 1968-04-03 |
| DE1287170B (de) | 1969-01-16 |
| US3343164A (en) | 1967-09-19 |
