NO974145D0 - Adaptiv filtrering av tilpasset filterdata - Google Patents

Adaptiv filtrering av tilpasset filterdata

Info

Publication number
NO974145D0
NO974145D0 NO974145A NO974145A NO974145D0 NO 974145 D0 NO974145 D0 NO 974145D0 NO 974145 A NO974145 A NO 974145A NO 974145 A NO974145 A NO 974145A NO 974145 D0 NO974145 D0 NO 974145D0
Authority
NO
Norway
Prior art keywords
adaptive filtering
filter data
custom filter
custom
adaptive
Prior art date
Application number
NO974145A
Other languages
English (en)
Other versions
NO974145L (no
Inventor
Ronald W Warren
Ben R Breed
Original Assignee
Hughes Aircraft Co
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 Aircraft Co filed Critical Hughes Aircraft Co
Publication of NO974145L publication Critical patent/NO974145L/no
Publication of NO974145D0 publication Critical patent/NO974145D0/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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03993—Noise whitening

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Signal Processing (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Filters That Use Time-Delay Elements (AREA)
NO974145A 1996-01-22 1997-09-09 Adaptiv filtrering av tilpasset filterdata NO974145D0 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/589,806 US5617099A (en) 1996-01-22 1996-01-22 Adaptive filtering of matched-filter data
PCT/US1997/000563 WO1997027497A1 (en) 1996-01-22 1997-01-20 Adaptive filtering of matched-filter data

Publications (2)

Publication Number Publication Date
NO974145L NO974145L (no) 1997-09-09
NO974145D0 true NO974145D0 (no) 1997-09-09

Family

ID=24359605

Family Applications (1)

Application Number Title Priority Date Filing Date
NO974145A NO974145D0 (no) 1996-01-22 1997-09-09 Adaptiv filtrering av tilpasset filterdata

Country Status (8)

Country Link
US (1) US5617099A (no)
EP (1) EP0815470B1 (no)
KR (1) KR100246021B1 (no)
AU (1) AU701515B2 (no)
CA (1) CA2212491C (no)
DE (1) DE69713837T2 (no)
NO (1) NO974145D0 (no)
WO (1) WO1997027497A1 (no)

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US5760734A (en) * 1996-11-18 1998-06-02 Lockheed Martin Corp. Radar clutter removal by matrix processing
FI106656B (fi) 1998-03-26 2001-03-15 Markku Sakari Lehtinen Menetelmä ja järjestelmä tutkaheijastavuuden ja doppler-siirtymän mittaamiseksi pulssitutkalla
US6636174B2 (en) * 2000-06-06 2003-10-21 Altratek Inc. System and method for detection and tracking of targets
US6504506B1 (en) * 2000-06-30 2003-01-07 Motorola, Inc. Method and device for fixed in time adaptive antenna combining weights
US6445342B1 (en) * 2000-06-30 2002-09-03 Motorola, Inc. Method and device for multi-user frequency-domain channel estimation
US6362781B1 (en) * 2000-06-30 2002-03-26 Motorola, Inc. Method and device for adaptive antenna combining weights
US6480139B1 (en) * 2000-10-05 2002-11-12 Lockheed Martin Corporation Jammer counting using cholesky factor diagonal elements
AU2003220063B2 (en) * 2002-03-13 2007-05-24 Raytheon Canada Limited System and method for spectral generation in radar
KR100648917B1 (ko) 2004-10-13 2006-11-24 소나테크 주식회사 다중음원 과 첩신호를 이용한 선저 탑재식 수중초음파탐상장치
US7783110B2 (en) * 2004-12-01 2010-08-24 Bae Systems Information And Electronic Systems Integration Inc. Semicoherent channel estimator
JP5268655B2 (ja) * 2006-02-09 2013-08-21 テレフオンアクチーボラゲット エル エム エリクソン（パブル） レーダシステム、及び当該レーダシステムを用いて距離、動径方向の速度または方位角を決定する方法
US7773032B2 (en) * 2006-05-10 2010-08-10 Research Foundation Of The City University Of New York Methods and applications utilizing signal source memory space compression and signal processor computational time compression
WO2008094701A1 (en) * 2007-01-31 2008-08-07 Signal Labs, Inc. System and methods for multistep target detection and parameter estimation
FR2915288B1 (fr) * 2007-04-17 2009-06-05 Thales Sa Procede de depollution de signaux pour un antibrouillage centralise.
US7903024B2 (en) * 2007-10-25 2011-03-08 Lockheed Martin Corporation Adaptive moving target indicator (MTI) clutter rejection filter for radar systems
WO2011139408A1 (en) * 2010-05-04 2011-11-10 Raytheon Company Multistatic target detection and geolocation
FR2975193B1 (fr) * 2011-05-12 2020-10-09 Thales Sa Procede et systeme de localisation d'interferences affectant un signal de radionavigation par satellite
FR2977679B1 (fr) * 2011-07-06 2013-08-16 Rockwell Collins France Procede et dispositif de detection d'une cible masquee par des reflecteurs de forte energie
CN103116154B (zh) * 2013-01-25 2014-07-23 西安电子科技大学 基于杂波环境下的发射与接收联合优化自适应滤波方法
US10101445B2 (en) * 2014-04-29 2018-10-16 Research Foundation Of The City University Of New York Power centroid radar
DE102015209878B3 (de) * 2015-05-29 2016-02-18 Robert Bosch Gmbh Verfahren und Vorrichtung zur Erfassung von Objekten im Umfeld eines Fahrzeugs
US10031221B2 (en) * 2016-03-03 2018-07-24 Raytheon Company System and method for estimating number and range of a plurality of moving targets
US10302740B2 (en) * 2016-08-17 2019-05-28 Raytheon Company System and method for fast adaptive range doppler compression
CN109959907B (zh) * 2017-12-25 2023-10-20 大连楼兰科技股份有限公司 一种对高度数据进行处理的方法
US11378686B2 (en) * 2018-12-26 2022-07-05 Texas Instruments Incorporated Ultrasonic echo processing in presence of Doppler shift
CN110109048B (zh) * 2019-05-23 2020-11-06 北京航空航天大学 一种基于相位差的入侵信号来波方向角度范围估计方法
RU199379U1 (ru) * 2020-02-25 2020-08-31 Акционерное общество «Научно-исследовательский институт по измерительной технике-радиотехнические комплексы» Адаптивное устройство подавления пассивных помех
RU197685U1 (ru) * 2020-02-25 2020-05-21 Акционерное общество «Научно-исследовательский институт по измерительной технике-радиотехнические комплексы» Адаптивное устройство подавления пассивных помех
CN111398945B (zh) * 2020-03-09 2023-04-18 西南交通大学 基于慢时间滑窗滤波器的稀疏动目标检测方法
CN111693963B (zh) * 2020-06-24 2023-09-22 艾索信息股份有限公司 一种聚心方法
CN113064147B (zh) * 2021-03-30 2023-09-29 哈尔滨工程大学 一种低信噪比下新型匹配场被动定位方法
CN115656963B (zh) * 2022-12-26 2023-05-09 南京天朗防务科技有限公司 一种非参数化信号空间中的杂波抑制方法

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US4024541A (en) * 1970-09-08 1977-05-17 Sperry Rand Corporation Radar adaptive signal processor system
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US5440311A (en) * 1993-08-06 1995-08-08 Martin Marietta Corporation Complementary-sequence pulse radar with matched filtering and Doppler tolerant sidelobe suppression preceding Doppler filtering
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DE4423899C1 (de) * 1994-07-08 1995-11-02 Deutsche Forsch Luft Raumfahrt Verfahren zur Detektion, Lokalisierung und Geschwindigkeitsbestimmung von Bewegtzielen aus Radar-Rohdaten eines von einem Träger mitgeführten, kohärenten, ein- oder mehrkanaligen Abbildungssystems

Also Published As

Publication number Publication date
CA2212491A1 (en) 1997-07-31
NO974145L (no) 1997-09-09
EP0815470A1 (en) 1998-01-07
KR100246021B1 (ko) 2000-03-02
EP0815470B1 (en) 2002-07-10
KR19980703165A (ko) 1998-10-15
AU701515B2 (en) 1999-01-28
DE69713837D1 (de) 2002-08-14
US5617099A (en) 1997-04-01
WO1997027497A1 (en) 1997-07-31
DE69713837T2 (de) 2003-03-13
CA2212491C (en) 2000-10-24
AU1828297A (en) 1997-08-20

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