IL114554A - Ramp-weighted correlation with oversampling - Google Patents

Ramp-weighted correlation with oversampling

Info

Publication number
IL114554A
IL114554A IL11455495A IL11455495A IL114554A IL 114554 A IL114554 A IL 114554A IL 11455495 A IL11455495 A IL 11455495A IL 11455495 A IL11455495 A IL 11455495A IL 114554 A IL114554 A IL 114554A
Authority
IL
Israel
Prior art keywords
oversampling
ramp
weighted correlation
weighted
correlation
Prior art date
Application number
IL11455495A
Other languages
English (en)
Other versions
IL114554A0 (en
Original Assignee
Hughes Missile Systems
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 Hughes Missile Systems filed Critical Hughes Missile Systems
Publication of IL114554A0 publication Critical patent/IL114554A0/xx
Publication of IL114554A publication Critical patent/IL114554A/xx

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
    • G01S13/5246—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 post processors for coherent MTI discriminators, e.g. residue cancellers, CFAR after Doppler 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
    • 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
    • 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

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)
  • Oscillators With Electromechanical Resonators (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
IL11455495A 1994-07-15 1995-07-11 Ramp-weighted correlation with oversampling IL114554A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/276,015 US5483243A (en) 1994-07-15 1994-07-15 Ramp-weighted correlation with oversampling

Publications (2)

Publication Number Publication Date
IL114554A0 IL114554A0 (en) 1995-11-27
IL114554A true IL114554A (en) 1999-09-22

Family

ID=23054793

Family Applications (1)

Application Number Title Priority Date Filing Date
IL11455495A IL114554A (en) 1994-07-15 1995-07-11 Ramp-weighted correlation with oversampling

Country Status (8)

Country Link
US (1) US5483243A (de)
EP (1) EP0692720B1 (de)
JP (1) JP2705919B2 (de)
AU (1) AU674271B2 (de)
CA (1) CA2152854C (de)
DE (1) DE69504597T2 (de)
IL (1) IL114554A (de)
NO (1) NO310001B1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5579014A (en) * 1995-01-20 1996-11-26 General Electric Company Parallel correlator for global positioning system receiver
US6370208B1 (en) * 1999-02-26 2002-04-09 Industrial Technical Research Institute Correlator for CDMA applications
GB2381607A (en) * 2001-11-01 2003-05-07 Matthew James Johnson Serila-parallel correlator architecture
US7369603B2 (en) * 2003-05-28 2008-05-06 Intel Corporation Compensating for spectral attenuation
FR2898998B1 (fr) * 2006-03-21 2008-07-25 Thales Sa Procede et dispositif de calcul de correlation rapide
JP5492135B2 (ja) * 2011-04-06 2014-05-14 株式会社東芝 レーダ装置及び受信データ処理方法
US8884807B1 (en) * 2012-05-09 2014-11-11 Malå Geoscience USA Pseudo real time receive signal sampling for ground penetrating radar

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3412334A (en) * 1964-05-06 1968-11-19 Navy Usa Digital correlator
CA953010A (en) * 1971-12-03 1974-08-13 Her Majesty In Right Of Canada As Represented By The Minister Of Transpo Rt Radar cross correlator
FR2374651A1 (fr) * 1976-12-16 1978-07-13 Labo Cent Telecommunicat Dispositif d'elimination des lobes secondaires d'auto-correlation d'un signal continu periodique code en phase
US4566010A (en) * 1982-04-28 1986-01-21 Raytheon Company Processing arrangement for pulse compression radar
US4989009A (en) * 1990-03-19 1991-01-29 Hughes Aircraft Company Digital range correlator

Also Published As

Publication number Publication date
EP0692720A1 (de) 1996-01-17
NO952804D0 (no) 1995-07-14
JPH0868851A (ja) 1996-03-12
NO952804L (no) 1996-01-16
JP2705919B2 (ja) 1998-01-28
CA2152854C (en) 1999-01-19
DE69504597T2 (de) 1999-05-12
DE69504597D1 (de) 1998-10-15
CA2152854A1 (en) 1996-01-16
NO310001B1 (no) 2001-04-30
AU674271B2 (en) 1996-12-12
US5483243A (en) 1996-01-09
EP0692720B1 (de) 1998-09-09
IL114554A0 (en) 1995-11-27
AU2501895A (en) 1996-01-25

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Legal Events

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MM9K Patent not in force due to non-payment of renewal fees