GB1144456A - Improvements to coherent pulse-doppler radar-systems - Google Patents

Improvements to coherent pulse-doppler radar-systems

Info

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
Application number
GB3305766A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of GB1144456A publication Critical patent/GB1144456A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S13/00Systems 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
    • G01S13/02Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50Systems of measurement based on relative movement of target
    • G01S13/58Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S13/64Velocity measuring systems using range gates
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S13/00Systems 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
    • G01S13/02Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50Systems of measurement based on relative movement of target
    • G01S13/52Discriminating between fixed and moving objects or between objects moving at different speeds
    • G01S13/522Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves
    • G01S13/524Discriminating 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
    • G01S13/53Discriminating 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
    • G01S13/532Discriminating 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)
GB3305766A 1965-07-29 1966-07-22 Improvements to coherent pulse-doppler radar-systems Expired GB1144456A (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Cited By (3)

* Cited by examiner, † Cited by third party
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

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