GB1144456A - Improvements to coherent pulse-doppler radar-systems - Google Patents
Improvements to coherent pulse-doppler radar-systemsInfo
- Publication number
- GB1144456A GB1144456A GB3305766A GB3305766A GB1144456A GB 1144456 A GB1144456 A GB 1144456A GB 3305766 A GB3305766 A GB 3305766A GB 3305766 A GB3305766 A GB 3305766A GB 1144456 A GB1144456 A GB 1144456A
- Authority
- GB
- United Kingdom
- Prior art keywords
- coder
- register
- radar
- pulse
- sample
- 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
- 230000001427 coherent effect Effects 0.000 title 1
- 239000011159 matrix material Substances 0.000 abstract 2
- 230000015654 memory Effects 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 1
- 238000005457 optimization Methods 0.000 abstract 1
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR26424A FR1463867A (fr) | 1965-07-29 | 1965-07-29 | Perfectionnements aux radars doppler cohérents à impulsions |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1144456A true GB1144456A (en) | 1969-03-05 |
Family
ID=8585523
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3305766A Expired GB1144456A (en) | 1965-07-29 | 1966-07-22 | Improvements to coherent pulse-doppler radar-systems |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE686330A (enrdf_load_html_response) |
DE (1) | DE1284486B (enrdf_load_html_response) |
FR (1) | FR1463867A (enrdf_load_html_response) |
GB (1) | GB1144456A (enrdf_load_html_response) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4488154A (en) * | 1980-04-25 | 1984-12-11 | Raytheon Company | Radar processor |
CN115097411A (zh) * | 2022-08-24 | 2022-09-23 | 四川九洲空管科技有限责任公司 | 基于自适应采样二次雷达应答码位幅度提取的方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1066244B (enrdf_load_html_response) * | 1954-08-31 | 1959-10-01 | ||
US3178711A (en) * | 1959-08-06 | 1965-04-13 | North American Aviation Inc | High resolution scanning radar |
NL227052A (enrdf_load_html_response) * | 1963-01-25 |
-
1965
- 1965-07-29 FR FR26424A patent/FR1463867A/fr not_active Expired
-
1966
- 1966-07-22 GB GB3305766A patent/GB1144456A/en not_active Expired
- 1966-07-28 DE DE1966J0031423 patent/DE1284486B/de active Pending
- 1966-09-02 BE BE686330D patent/BE686330A/xx unknown
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4488154A (en) * | 1980-04-25 | 1984-12-11 | Raytheon Company | Radar processor |
CN115097411A (zh) * | 2022-08-24 | 2022-09-23 | 四川九洲空管科技有限责任公司 | 基于自适应采样二次雷达应答码位幅度提取的方法 |
CN115097411B (zh) * | 2022-08-24 | 2022-11-15 | 四川九洲空管科技有限责任公司 | 基于自适应采样二次雷达应答码位幅度提取的方法 |
Also Published As
Publication number | Publication date |
---|---|
BE686330A (enrdf_load_html_response) | 1967-03-02 |
DE1284486B (de) | 1968-12-05 |
FR1463867A (fr) | 1966-07-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US3680105A (en) | Pulse compression radar system | |
US4028700A (en) | Pulse compression radar and method of operating such a radar | |
GB1210445A (en) | Device for the transmission of synchronous pulse signals | |
US3742500A (en) | Mti radar | |
US3334344A (en) | Doppler radar altimeter | |
US4521779A (en) | Pulse compression system | |
US3295127A (en) | Doppler frequency tracker | |
GB1312991A (en) | Phase detection system for at least one digital phase modulated wave | |
US3441930A (en) | Doppler radars | |
US3852746A (en) | Pulse compression radar | |
GB1144456A (en) | Improvements to coherent pulse-doppler radar-systems | |
US3018477A (en) | Electromagnetic detector devices | |
US2678440A (en) | Airborne moving target indicating radar system | |
GB1470253A (en) | Doppler radar for continuous surveillance of a space area | |
US3181156A (en) | Method and apparatus for processing signals | |
GB987732A (en) | Variable frequency oscillator | |
GB1207092A (en) | Phase shift detector | |
US3882500A (en) | System for the automatic tracking of a moving target | |
US3716859A (en) | Time multiplexer for high prf pulse doppler radar | |
US3588898A (en) | Apparatus and method for improving the velocity response of a mti radar by sinusoidally varying the interpulse period | |
US3223997A (en) | Doppler correction in a frequency diversity frequency jittered pulse doppler radar by means of digital phase computation | |
US3947847A (en) | Radar system | |
GB1291239A (en) | Apparatus for variably weighting received echoes in a moving target indicator radar | |
US3710386A (en) | Time-shared frequency tracking loop | |
US3162851A (en) | Single channel monopulse radar receiver |