FR1052846A - Perfectionnements à un dispositif radar - Google Patents

Perfectionnements à un dispositif radar

Info

Publication number
FR1052846A
FR1052846A FR1052846DA FR1052846A FR 1052846 A FR1052846 A FR 1052846A FR 1052846D A FR1052846D A FR 1052846DA FR 1052846 A FR1052846 A FR 1052846A
Authority
FR
France
Prior art keywords
radar device
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
Application number
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.)
Gilfillan Bros Inc
Original Assignee
Gilfillan Bros Inc
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 Gilfillan Bros Inc filed Critical Gilfillan Bros Inc
Application granted granted Critical
Publication of FR1052846A publication Critical patent/FR1052846A/fr
Expired legal-status Critical Current

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
    • 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
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
FR1052846D 1951-01-29 1952-01-25 Perfectionnements à un dispositif radar Expired FR1052846A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US208414A US2740963A (en) 1951-01-29 1951-01-29 Automatic amplitude cancellation in moving target indicator

Publications (1)

Publication Number Publication Date
FR1052846A true FR1052846A (fr) 1954-01-28

Family

ID=22774531

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1052846D Expired FR1052846A (fr) 1951-01-29 1952-01-25 Perfectionnements à un dispositif radar

Country Status (3)

Country Link
US (1) US2740963A (fr)
FR (1) FR1052846A (fr)
GB (1) GB711513A (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3008138A (en) * 1955-09-01 1961-11-07 Gen Precision Inc Radar system
US3706991A (en) * 1956-04-05 1972-12-19 Hughes Aircraft Co Coherent-angle tracking system incorporating target-velocity tracking apparatus
US3153786A (en) * 1959-11-06 1964-10-20 Roy E Byington Moving target indicator canceller
US3080557A (en) * 1959-12-07 1963-03-05 Gilfillan Bros Inc Automatic video switching device
US3406400A (en) * 1967-05-17 1968-10-15 United Aircraft Corp High resolution radar
US6865210B2 (en) * 2001-05-03 2005-03-08 Cymer, Inc. Timing control for two-chamber gas discharge laser system
US7217941B2 (en) * 2003-04-08 2007-05-15 Cymer, Inc. Systems and methods for deflecting plasma-generated ions to prevent the ions from reaching an internal component of an EUV light source
US7141806B1 (en) 2005-06-27 2006-11-28 Cymer, Inc. EUV light source collector erosion mitigation
US7365349B2 (en) * 2005-06-27 2008-04-29 Cymer, Inc. EUV light source collector lifetime improvements
US7180083B2 (en) * 2005-06-27 2007-02-20 Cymer, Inc. EUV light source collector erosion mitigation
US7317179B2 (en) * 2005-10-28 2008-01-08 Cymer, Inc. Systems and methods to shape laser light as a homogeneous line beam for interaction with a film deposited on a substrate
US7679029B2 (en) * 2005-10-28 2010-03-16 Cymer, Inc. Systems and methods to shape laser light as a line beam for interaction with a substrate having surface variations
US7453077B2 (en) * 2005-11-05 2008-11-18 Cymer, Inc. EUV light source
CN109343091A (zh) * 2018-10-08 2019-02-15 南京泰通科技股份有限公司 一种gps北斗卫星信号放大器模块
CN113945540A (zh) * 2021-10-14 2022-01-18 中国计量科学研究院 一种基于参考源的可调谐差分吸收激光雷达稳频方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB597094A (en) * 1945-03-09 1948-01-19 Arthur Earle Bailey Improvements in or relating to pulse radar systems
US2519359A (en) * 1944-09-29 1950-08-22 Sperry Corp Automatic volume control
US2532546A (en) * 1945-08-01 1950-12-05 Forbes Gordon Donald Moving target indicating system
US2548779A (en) * 1945-10-19 1951-04-10 Alfred G Emslie Moving target indication radar system
US2608651A (en) * 1945-12-18 1952-08-26 Jr Robert A Emmett Automatic gain control system
US2480038A (en) * 1946-06-08 1949-08-23 Bell Telephone Labor Inc Compensation of distortion in guided waves
US2540827A (en) * 1947-03-07 1951-02-06 Philco Corp Signal delay device

Also Published As

Publication number Publication date
GB711513A (en) 1954-07-07
US2740963A (en) 1956-04-03

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