IL90898A - Signal processing for autonomous acquisition of objects in cluttered background - Google Patents

Signal processing for autonomous acquisition of objects in cluttered background

Info

Publication number
IL90898A
IL90898A IL90898A IL9089889A IL90898A IL 90898 A IL90898 A IL 90898A IL 90898 A IL90898 A IL 90898A IL 9089889 A IL9089889 A IL 9089889A IL 90898 A IL90898 A IL 90898A
Authority
IL
Israel
Prior art keywords
objects
signal processing
cluttered background
autonomous acquisition
autonomous
Prior art date
Application number
IL90898A
Other languages
English (en)
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 IL90898A publication Critical patent/IL90898A/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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/78—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using electromagnetic waves other than radio waves
    • G01S3/782—Systems for determining direction or deviation from predetermined direction
    • G01S3/785—Systems for determining direction or deviation from predetermined direction using adjustment of orientation of directivity characteristics of a detector or detector system to give a desired condition of signal derived from that detector or detector system
    • G01S3/786—Systems for determining direction or deviation from predetermined direction using adjustment of orientation of directivity characteristics of a detector or detector system to give a desired condition of signal derived from that detector or detector system the desired condition being maintained automatically
    • G01S3/7864—T.V. type tracking systems
    • G01S3/7865—T.V. type tracking systems using correlation of the live video image with a stored image
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/20—Analysis of motion
    • G06T7/254—Analysis of motion involving subtraction of images

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Remote Sensing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Electromagnetism (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Image Analysis (AREA)
  • Image Processing (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Radar Systems Or Details Thereof (AREA)
IL90898A 1988-08-08 1989-07-07 Signal processing for autonomous acquisition of objects in cluttered background IL90898A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/229,390 US4937878A (en) 1988-08-08 1988-08-08 Signal processing for autonomous acquisition of objects in cluttered background

Publications (1)

Publication Number Publication Date
IL90898A true IL90898A (en) 1993-04-04

Family

ID=22861028

Family Applications (1)

Application Number Title Priority Date Filing Date
IL90898A IL90898A (en) 1988-08-08 1989-07-07 Signal processing for autonomous acquisition of objects in cluttered background

Country Status (11)

Country Link
US (1) US4937878A (fr)
EP (1) EP0380658B1 (fr)
JP (1) JPH0664613B2 (fr)
KR (1) KR930007549B1 (fr)
AU (1) AU619611B2 (fr)
CA (1) CA1313704C (fr)
DE (1) DE68910498T2 (fr)
ES (1) ES2016049A6 (fr)
IL (1) IL90898A (fr)
TR (1) TR25266A (fr)
WO (1) WO1990001706A2 (fr)

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US5150426A (en) * 1990-11-20 1992-09-22 Hughes Aircraft Company Moving target detection method using two-frame subtraction and a two quadrant multiplier
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US5386480A (en) * 1992-03-09 1995-01-31 Hughes Aircraft Company Amplitude ratio discrimination for MTI processors
US7596242B2 (en) * 1995-06-07 2009-09-29 Automotive Technologies International, Inc. Image processing for vehicular applications
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US6430303B1 (en) 1993-03-31 2002-08-06 Fujitsu Limited Image processing apparatus
JP3288474B2 (ja) * 1993-03-31 2002-06-04 富士通株式会社 画像処理装置
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JPH07334654A (ja) * 1994-06-13 1995-12-22 Mitsubishi Electric Corp 動き検出装置及びその方法
US5521634A (en) * 1994-06-17 1996-05-28 Harris Corporation Automatic detection and prioritized image transmission system and method
US5509486A (en) * 1994-08-12 1996-04-23 Loral Corporation Method of steering an agricultural vehicle
US5587929A (en) * 1994-09-02 1996-12-24 Caterpillar Inc. System and method for tracking objects using a detection system
US5805742A (en) * 1995-08-16 1998-09-08 Trw Inc. Object detection system with minimum-spanning gradient filter for scene clutter suppression
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US5974158A (en) * 1996-03-29 1999-10-26 The Commonwealth Of Australia Commonwealth Scientific And Industrial Research Organization Aircraft detection system
AUPN903296A0 (en) * 1996-03-29 1996-04-26 Commonwealth Scientific And Industrial Research Organisation An aircraft detection system
JPH1091795A (ja) * 1996-09-12 1998-04-10 Toshiba Corp 移動物体検出装置及び移動物体検出方法
JPH1096605A (ja) * 1996-09-24 1998-04-14 Komatsu Ltd 画像処理による位置計測方法および装置
US5960111A (en) * 1997-02-10 1999-09-28 At&T Corp Method and apparatus for segmenting images prior to coding
US5909190A (en) * 1997-10-30 1999-06-01 Raytheon Company Clutter rejection using adaptive estimation of clutter probability density function
FR2776459B1 (fr) 1998-03-19 2000-04-28 France Telecom Procede de detection des objets en mouvement dans une sequence d'images video
DE59913752D1 (de) 1998-07-13 2006-09-21 Contraves Ag Verfahren zur Verfolgung bewegter Objekte anhand spezifischer Merkmale
DE19840873A1 (de) * 1998-09-01 2000-03-09 Deutsch Zentr Luft & Raumfahrt Verfahren und Vorrichtung zur automatischen Waldbranderkennung
US6647131B1 (en) 1999-08-27 2003-11-11 Intel Corporation Motion detection using normal optical flow
US6654483B1 (en) * 1999-12-22 2003-11-25 Intel Corporation Motion detection using normal optical flow
US7082209B2 (en) * 2000-08-31 2006-07-25 Hitachi Kokusai Electric, Inc. Object detecting method and object detecting apparatus and intruding object monitoring apparatus employing the object detecting method
SE516346C2 (sv) * 2000-10-06 2001-12-17 Xcounter Ab Metod för reducering av högfrekvent brus i bilder med hjälp av medelvärdesbildning av pixlar och parvis addering av pixelpar som uppfyller ett villkor
US6947575B2 (en) * 2001-05-24 2005-09-20 Trw Inc. Apparatus and method for determining vehicle occupant characteristic utilizing imaging with provided light
US6810133B2 (en) 2001-06-01 2004-10-26 Trw Inc. Occupant sensing system and method via imaging
US6961481B2 (en) * 2002-07-05 2005-11-01 Lockheed Martin Corporation Method and apparatus for image processing using sub-pixel differencing
JP2004046565A (ja) * 2002-07-12 2004-02-12 Minolta Co Ltd 動物体のエッジ画像取得方法
EP1389493A1 (fr) * 2002-08-12 2004-02-18 MIT Management intelligenter Technologien GmbH Procédé et dispositif pour le marquage automatique d'un champ d'adresse
KR20050065543A (ko) * 2002-09-12 2005-06-29 엔라인 코포레이션 복소 영상의 획득 및 처리 시스템 및 방법
JP4192719B2 (ja) * 2003-08-22 2008-12-10 ソニー株式会社 画像処理装置および方法、並びにプログラム
US7483551B2 (en) * 2004-02-24 2009-01-27 Lockheed Martin Corporation Method and system for improved unresolved target detection using multiple frame association
JP4686773B2 (ja) * 2005-06-16 2011-05-25 独立行政法人海上技術安全研究所 動体認識方法および動体認識装置
FR2890451B1 (fr) * 2005-09-02 2009-05-29 Sagem Defense Securite Procede de detection d'un objet par traitement spatio-temporel et dispositif de mise en oeuvre du procede
US7590303B2 (en) * 2005-09-29 2009-09-15 Samsung Electronics Co., Ltd. Image enhancement method using local illumination correction
GB2438449C (en) * 2006-05-24 2018-05-30 Sony Computer Entertainment Europe Ltd Control of data processing
TWI353778B (en) * 2007-12-21 2011-12-01 Ind Tech Res Inst Moving object detection apparatus and method
US8033612B2 (en) * 2008-12-24 2011-10-11 Mity-Lite, Inc. Comfortable mesh folding chair
JP5177284B2 (ja) * 2009-03-30 2013-04-03 富士通株式会社 被写体動き検出装置および方法
TWI490820B (zh) * 2010-01-11 2015-07-01 Pixart Imaging Inc 偵測物體移動之方法及偵測系統
US8965051B2 (en) * 2010-10-18 2015-02-24 Nokia Corporation Method and apparatus for providing hand detection
US8831287B2 (en) * 2011-06-09 2014-09-09 Utah State University Systems and methods for sensing occupancy
US8611600B2 (en) * 2011-10-12 2013-12-17 Raytheon Company Three-frame difference moving target acquisition system and method for target track identification
CN103196550A (zh) * 2012-01-09 2013-07-10 西安智意能电子科技有限公司 一种对发射光源的成像信息进行筛选处理的方法与设备
US8983218B2 (en) * 2012-04-11 2015-03-17 Texas Instruments Incorporated Virtual boundary processing simplification for adaptive loop filtering (ALF) in video coding
US9111444B2 (en) 2012-10-31 2015-08-18 Raytheon Company Video and lidar target detection and tracking system and method for segmenting moving targets
US9369742B2 (en) 2012-12-06 2016-06-14 Avaya Inc. System and method to estimate end-to-end video frame delays
US10977808B2 (en) 2019-02-18 2021-04-13 Raytheon Company Three-frame difference target acquisition and tracking using overlapping target images
CN117572885B (zh) * 2023-11-20 2024-05-31 鸣飞伟业技术有限公司 基于无人机热红外相机的夜间追踪方法、系统及相关装置

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US4220967A (en) * 1976-09-27 1980-09-02 Hughes Aircraft Company Scene tracker using multiple independent correlators
US4405940A (en) * 1977-05-31 1983-09-20 Westinghouse Electric Corp. Apparatus and method for preprocessing video frame signals
JPS5994045A (ja) * 1982-11-22 1984-05-30 Toshiba Corp 画像入力装置
IL69327A (en) * 1983-07-26 1986-11-30 Elscint Ltd Automatic misregistration correction
US4739401A (en) * 1985-01-25 1988-04-19 Hughes Aircraft Company Target acquisition system and method
US4639774A (en) * 1985-06-21 1987-01-27 D. L. Fried Associates, Inc. Moving target indication system
JPS6226992A (ja) * 1985-07-29 1987-02-04 Nippon Telegr & Teleph Corp <Ntt> 移動物体抽出方式
JP2585544B2 (ja) * 1986-09-12 1997-02-26 株式会社日立製作所 動き検出回路
JP2718668B2 (ja) * 1986-10-06 1998-02-25 株式会社日立製作所 動き検出回路
US4959714A (en) * 1988-08-08 1990-09-25 Hughes Aircraft Company Segmentation method for terminal aimpoint determination on moving objects and apparatus therefor

Also Published As

Publication number Publication date
KR930007549B1 (ko) 1993-08-12
JPH0664613B2 (ja) 1994-08-22
DE68910498D1 (de) 1993-12-09
TR25266A (tr) 1992-12-04
JPH03502018A (ja) 1991-05-09
ES2016049A6 (es) 1990-10-01
CA1313704C (fr) 1993-02-16
DE68910498T2 (de) 1994-03-03
EP0380658A1 (fr) 1990-08-08
WO1990001706A3 (fr) 1990-03-22
AU4400589A (en) 1990-03-05
AU619611B2 (en) 1992-01-30
EP0380658B1 (fr) 1993-11-03
US4937878A (en) 1990-06-26
KR900702378A (ko) 1990-12-06
WO1990001706A2 (fr) 1990-02-22

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