IL146734A - עיבוד–אות עבור מערכת לאיתור עצמים - Google Patents

עיבוד–אות עבור מערכת לאיתור עצמים

Info

Publication number
IL146734A
IL146734A IL146734A IL14673401A IL146734A IL 146734 A IL146734 A IL 146734A IL 146734 A IL146734 A IL 146734A IL 14673401 A IL14673401 A IL 14673401A IL 146734 A IL146734 A IL 146734A
Authority
IL
Israel
Prior art keywords
radiation
target
calculating
difference
polarization
Prior art date
Application number
IL146734A
Other languages
English (en)
Original Assignee
Macaleese Companies Inc D B A
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
Priority claimed from PCT/US2000/014509 external-priority patent/WO2000075892A2/en
Application filed by Macaleese Companies Inc D B A filed Critical Macaleese Companies Inc D B A
Publication of IL146734A publication Critical patent/IL146734A/he

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
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/887—Radar or analogous systems specially adapted for specific applications for detection of concealed objects, e.g. contraband or weapons
    • 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
    • G01S7/024—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using polarisation effects
    • G01S7/025—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using polarisation effects involving the transmission of linearly polarised waves
    • 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
    • G01S7/41—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section
    • G01S7/411—Identification of targets based on measurements of radar reflectivity
    • G01S7/412—Identification of targets based on measurements of radar reflectivity based on a comparison between measured values and known or stored values
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/12—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with electromagnetic waves
    • 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
    • G01S7/288—Coherent receivers
    • G01S7/2883—Coherent receivers using FFT processing

Landscapes

  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Electromagnetism (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Radar Systems Or Details Thereof (AREA)
IL146734A 1999-05-25 2001-11-25 עיבוד–אות עבור מערכת לאיתור עצמים IL146734A (he)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/318,196 US6342696B1 (en) 1999-05-25 1999-05-25 Object detection method and apparatus employing polarized radiation
US09/346,857 US6243036B1 (en) 1999-05-25 1999-07-02 Signal processing for object detection system
PCT/US2000/014509 WO2000075892A2 (en) 1999-05-25 2000-05-25 Signal processsing for object detection system

Publications (1)

Publication Number Publication Date
IL146734A true IL146734A (he) 2008-03-20

Family

ID=23237089

Family Applications (2)

Application Number Title Priority Date Filing Date
IL146734A IL146734A (he) 1999-05-25 2001-11-25 עיבוד–אות עבור מערכת לאיתור עצמים
IL171814A IL171814A (he) 1999-05-25 2005-11-07 שיטה לאיתור עצמים המשתמשת בקרינה מקוטבת

Family Applications After (1)

Application Number Title Priority Date Filing Date
IL171814A IL171814A (he) 1999-05-25 2005-11-07 שיטה לאיתור עצמים המשתמשת בקרינה מקוטבת

Country Status (2)

Country Link
US (3) US6342696B1 (he)
IL (2) IL146734A (he)

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US6342696B1 (en) 2002-01-29
US6243036B1 (en) 2001-06-05
US6825456B2 (en) 2004-11-30
IL171814A (he) 2008-11-03
US20030034444A1 (en) 2003-02-20

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