FR1294753A - Radar à effet doppler et réflexion ionosphérique - Google Patents
Radar à effet doppler et réflexion ionosphériqueInfo
- Publication number
- FR1294753A FR1294753A FR853463A FR853463A FR1294753A FR 1294753 A FR1294753 A FR 1294753A FR 853463 A FR853463 A FR 853463A FR 853463 A FR853463 A FR 853463A FR 1294753 A FR1294753 A FR 1294753A
- Authority
- FR
- France
- Prior art keywords
- doppler radar
- ionospheric reflection
- ionospheric
- reflection
- doppler
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- G01S13/50—Systems of measurement based on relative movement of target
- G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
- G01S13/522—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves
- G01S13/524—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR853463A FR1294753A (fr) | 1961-02-21 | 1961-02-21 | Radar à effet doppler et réflexion ionosphérique |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR853463A FR1294753A (fr) | 1961-02-21 | 1961-02-21 | Radar à effet doppler et réflexion ionosphérique |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1294753A true FR1294753A (fr) | 1962-06-01 |
Family
ID=8749372
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR853463A Expired FR1294753A (fr) | 1961-02-21 | 1961-02-21 | Radar à effet doppler et réflexion ionosphérique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1294753A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2625328A1 (fr) * | 1977-11-22 | 1989-06-30 | Thomson Csf | Radar aeroporte multimode a impulsions coherentes |
-
1961
- 1961-02-21 FR FR853463A patent/FR1294753A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2625328A1 (fr) * | 1977-11-22 | 1989-06-30 | Thomson Csf | Radar aeroporte multimode a impulsions coherentes |
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