FR2217703A1 - - Google Patents
Info
- Publication number
- FR2217703A1 FR2217703A1 FR7340909A FR7340909A FR2217703A1 FR 2217703 A1 FR2217703 A1 FR 2217703A1 FR 7340909 A FR7340909 A FR 7340909A FR 7340909 A FR7340909 A FR 7340909A FR 2217703 A1 FR2217703 A1 FR 2217703A1
- Authority
- FR
- France
- 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.)
- Granted
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
- G01S13/53—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 a single spectral line and associated with one or more range gates with a phase detector or a frequency mixer to extract the Doppler information, e.g. pulse Doppler radar
-
- 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
- G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
- G01S13/64—Velocity measuring systems using range gates
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722256563 DE2256563C3 (de) | 1972-11-17 | 1972-11-17 | Puls-Doppler-Radargerät mit Digitalfiltern und Mischstufe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2217703A1 true FR2217703A1 (de) | 1974-09-06 |
| FR2217703B1 FR2217703B1 (de) | 1976-06-25 |
Family
ID=5862072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7340909A Expired FR2217703B1 (de) | 1972-11-17 | 1973-11-16 |
Country Status (5)
| Country | Link |
|---|---|
| DE (1) | DE2256563C3 (de) |
| FR (1) | FR2217703B1 (de) |
| GB (1) | GB1455833A (de) |
| NL (1) | NL155097B (de) |
| SE (1) | SE387178B (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2646512B1 (de) * | 1989-04-28 | 1992-02-28 | Thomson Applic Radars Centre | |
| WO2013067594A1 (en) * | 2011-11-11 | 2013-05-16 | The University Of Melbourne | An apparatus and a method for obtaining information about at least one target |
-
1972
- 1972-11-17 DE DE19722256563 patent/DE2256563C3/de not_active Expired
-
1973
- 1973-11-15 NL NL7315681A patent/NL155097B/xx not_active IP Right Cessation
- 1973-11-16 FR FR7340909A patent/FR2217703B1/fr not_active Expired
- 1973-11-16 GB GB5325873A patent/GB1455833A/en not_active Expired
- 1973-11-16 SE SE7315550A patent/SE387178B/xx unknown
Non-Patent Citations (1)
| Title |
|---|
| NEANT * |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2256563A1 (de) | 1974-05-30 |
| FR2217703B1 (de) | 1976-06-25 |
| NL7315681A (de) | 1974-05-21 |
| SE387178B (sv) | 1976-08-30 |
| NL155097B (nl) | 1977-11-15 |
| DE2256563B2 (de) | 1974-10-10 |
| GB1455833A (en) | 1976-11-17 |
| DE2256563C3 (de) | 1975-05-28 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |