NO20044324L - System og fremgangsmate for stoy-undertrykkelse i systemer med fasede antennegrupper - Google Patents

System og fremgangsmate for stoy-undertrykkelse i systemer med fasede antennegrupper

Info

Publication number
NO20044324L
NO20044324L NO20044324A NO20044324A NO20044324L NO 20044324 L NO20044324 L NO 20044324L NO 20044324 A NO20044324 A NO 20044324A NO 20044324 A NO20044324 A NO 20044324A NO 20044324 L NO20044324 L NO 20044324L
Authority
NO
Norway
Prior art keywords
radar data
processing module
noise suppression
beamformer
suppression system
Prior art date
Application number
NO20044324A
Other languages
English (en)
Norwegian (no)
Inventor
Reza Dizaji
Tony Ponsford
Rick Mckerracher
Original Assignee
Raytheon Canada Ltd
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 Raytheon Canada Ltd filed Critical Raytheon Canada Ltd
Publication of NO20044324L publication Critical patent/NO20044324L/no

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
    • G01S13/5244—Adaptive clutter cancellation
    • 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
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/28—Details of pulse systems
    • G01S7/285—Receivers
    • G01S7/292—Extracting wanted echo-signals
    • 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
    • G01S13/0218—Very long range radars, e.g. surface wave radar, over-the-horizon or ionospheric propagation systems

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)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Noise Elimination (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
NO20044324A 2002-03-13 2004-10-12 System og fremgangsmate for stoy-undertrykkelse i systemer med fasede antennegrupper NO20044324L (no)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US36357002P 2002-03-13 2002-03-13
US36515202P 2002-03-19 2002-03-19
PCT/US2003/006959 WO2003079037A2 (en) 2002-03-13 2003-03-07 A noise suppression system and method for phased-array based systems

Publications (1)

Publication Number Publication Date
NO20044324L true NO20044324L (no) 2004-12-09

Family

ID=28045314

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20044324A NO20044324L (no) 2002-03-13 2004-10-12 System og fremgangsmate for stoy-undertrykkelse i systemer med fasede antennegrupper

Country Status (14)

Country Link
US (1) US6867731B2 (de)
EP (1) EP1485728B1 (de)
JP (1) JP2005520159A (de)
KR (1) KR20060044285A (de)
CN (1) CN1653353A (de)
AT (1) ATE342514T1 (de)
AU (1) AU2003213763B2 (de)
BR (1) BR0308375A (de)
CA (1) CA2478940C (de)
DE (1) DE60309006T2 (de)
IL (1) IL163963A0 (de)
NO (1) NO20044324L (de)
RU (1) RU2004130473A (de)
WO (1) WO2003079037A2 (de)

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Also Published As

Publication number Publication date
DE60309006D1 (de) 2006-11-23
IL163963A0 (en) 2005-12-18
EP1485728B1 (de) 2006-10-11
US6867731B2 (en) 2005-03-15
JP2005520159A (ja) 2005-07-07
US20030210179A1 (en) 2003-11-13
AU2003213763B2 (en) 2007-07-05
ATE342514T1 (de) 2006-11-15
DE60309006T2 (de) 2007-06-06
RU2004130473A (ru) 2005-05-10
CN1653353A (zh) 2005-08-10
CA2478940A1 (en) 2003-09-25
WO2003079037A2 (en) 2003-09-25
EP1485728A2 (de) 2004-12-15
KR20060044285A (ko) 2006-05-16
WO2003079037A3 (en) 2003-11-06
AU2003213763A1 (en) 2003-09-29
BR0308375A (pt) 2005-01-11
CA2478940C (en) 2008-07-08

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