FR1286606A - Electromagnetic detection systems for moving objects - Google Patents
Electromagnetic detection systems for moving objectsInfo
- Publication number
- FR1286606A FR1286606A FR754761A FR754761A FR1286606A FR 1286606 A FR1286606 A FR 1286606A FR 754761 A FR754761 A FR 754761A FR 754761 A FR754761 A FR 754761A FR 1286606 A FR1286606 A FR 1286606A
- Authority
- FR
- France
- Prior art keywords
- moving objects
- detection systems
- electromagnetic detection
- electromagnetic
- systems
- 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
- G01S13/526—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 performing filtering on the whole spectrum without loss of range information, e.g. using delay line cancellers or comb filters
- G01S13/528—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 performing filtering on the whole spectrum without loss of range information, e.g. using delay line cancellers or comb filters with elimination of blind speeds
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 |
---|---|---|---|
FR754761A FR1286606A (en) | 1957-12-27 | 1957-12-27 | Electromagnetic detection systems for moving objects |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR754761A FR1286606A (en) | 1957-12-27 | 1957-12-27 | Electromagnetic detection systems for moving objects |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1286606A true FR1286606A (en) | 1962-03-09 |
Family
ID=8705363
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR754761A Expired FR1286606A (en) | 1957-12-27 | 1957-12-27 | Electromagnetic detection systems for moving objects |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1286606A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1289148B (en) * | 1963-11-08 | 1969-02-13 | Csf | Arrangement for the deletion of fixed characters in radar systems with alternating transmission pulse intervals |
DE977899C (en) * | 1962-11-22 | 1972-09-07 | Telefunken Patent | Radar device for distance and speed measurement according to the transit time or Doppler principle |
DE977950C (en) * | 1962-09-08 | 1974-05-30 | ||
DE978050C (en) * | 1966-02-18 | 1977-10-06 | Siemens Ag | Impulse radar device with range channels and frequency filters for fixed-character suppression |
-
1957
- 1957-12-27 FR FR754761A patent/FR1286606A/en not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE977950C (en) * | 1962-09-08 | 1974-05-30 | ||
DE977899C (en) * | 1962-11-22 | 1972-09-07 | Telefunken Patent | Radar device for distance and speed measurement according to the transit time or Doppler principle |
DE1289148B (en) * | 1963-11-08 | 1969-02-13 | Csf | Arrangement for the deletion of fixed characters in radar systems with alternating transmission pulse intervals |
DE978050C (en) * | 1966-02-18 | 1977-10-06 | Siemens Ag | Impulse radar device with range channels and frequency filters for fixed-character suppression |
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