FR1463867A - Pulsed Coherent Doppler Radar Improvements - Google Patents
Pulsed Coherent Doppler Radar ImprovementsInfo
- Publication number
- FR1463867A FR1463867A FR26424A FR26424A FR1463867A FR 1463867 A FR1463867 A FR 1463867A FR 26424 A FR26424 A FR 26424A FR 26424 A FR26424 A FR 26424A FR 1463867 A FR1463867 A FR 1463867A
- Authority
- FR
- France
- Prior art keywords
- doppler radar
- coherent doppler
- pulsed coherent
- pulsed
- radar
- 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
- G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
- G01S13/64—Velocity measuring systems using range gates
-
- 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
- G01S13/532—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 using a bank of range gates or a memory matrix
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)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR26424A FR1463867A (en) | 1965-07-29 | 1965-07-29 | Pulsed Coherent Doppler Radar Improvements |
GB3305766A GB1144456A (en) | 1965-07-29 | 1966-07-22 | Improvements to coherent pulse-doppler radar-systems |
DE1966J0031423 DE1284486B (en) | 1965-07-29 | 1966-07-28 | Evaluation arrangement for pulse Doppler radar signals |
BE686330D BE686330A (en) | 1965-07-29 | 1966-09-02 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR26424A FR1463867A (en) | 1965-07-29 | 1965-07-29 | Pulsed Coherent Doppler Radar Improvements |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1463867A true FR1463867A (en) | 1966-07-22 |
Family
ID=8585523
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR26424A Expired FR1463867A (en) | 1965-07-29 | 1965-07-29 | Pulsed Coherent Doppler Radar Improvements |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE686330A (en) |
DE (1) | DE1284486B (en) |
FR (1) | FR1463867A (en) |
GB (1) | GB1144456A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4488154A (en) * | 1980-04-25 | 1984-12-11 | Raytheon Company | Radar processor |
CN115097411B (en) * | 2022-08-24 | 2022-11-15 | 四川九洲空管科技有限责任公司 | Method for extracting amplitude of response code bit based on adaptive sampling secondary radar |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1066244B (en) * | 1954-08-31 | 1959-10-01 | ||
US3178711A (en) * | 1959-08-06 | 1965-04-13 | North American Aviation Inc | High resolution scanning radar |
DE1068767B (en) * | 1963-01-25 | 1959-11-12 |
-
1965
- 1965-07-29 FR FR26424A patent/FR1463867A/en not_active Expired
-
1966
- 1966-07-22 GB GB3305766A patent/GB1144456A/en not_active Expired
- 1966-07-28 DE DE1966J0031423 patent/DE1284486B/en active Pending
- 1966-09-02 BE BE686330D patent/BE686330A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE1284486B (en) | 1968-12-05 |
BE686330A (en) | 1967-03-02 |
GB1144456A (en) | 1969-03-05 |
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