TW215122B - - Google Patents

Download PDF

Info

Publication number
TW215122B
TW215122B TW082101948A TW82101948A TW215122B TW 215122 B TW215122 B TW 215122B TW 082101948 A TW082101948 A TW 082101948A TW 82101948 A TW82101948 A TW 82101948A TW 215122 B TW215122 B TW 215122B
Authority
TW
Taiwan
Prior art keywords
target
data
frequency
dimensional
value
Prior art date
Application number
TW082101948A
Other languages
English (en)
Chinese (zh)
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
Application granted granted Critical
Publication of TW215122B publication Critical patent/TW215122B/zh

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
    • 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
    • G01S7/021—Auxiliary means for detecting or identifying radar signals or the like, e.g. radar jamming 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
    • 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
    • G01S3/80—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 ultrasonic, sonic or infrasonic 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
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/523—Details of pulse systems
    • G01S7/526—Receivers
    • G01S7/527—Extracting wanted echo signals
    • G01S7/5273—Extracting wanted echo signals using digital techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Radar Systems Or Details Thereof (AREA)
TW082101948A 1992-03-23 1993-03-16 TW215122B (Direct)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/855,283 US5425136A (en) 1992-03-23 1992-03-23 Three-dimensional maximum a posteriori (map) tracking

Publications (1)

Publication Number Publication Date
TW215122B true TW215122B (Direct) 1993-10-21

Family

ID=25320844

Family Applications (1)

Application Number Title Priority Date Filing Date
TW082101948A TW215122B (Direct) 1992-03-23 1993-03-16

Country Status (9)

Country Link
US (1) US5425136A (Direct)
JP (1) JP2642297B2 (Direct)
AU (1) AU648712B2 (Direct)
CA (1) CA2092106C (Direct)
FR (1) FR2689270B1 (Direct)
GB (1) GB2265462B (Direct)
HK (1) HK37796A (Direct)
IL (1) IL104923A (Direct)
TW (1) TW215122B (Direct)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5765166A (en) * 1996-04-23 1998-06-09 Raytheon Company Use of symmetric multiprocessors for multiple hypothesis tracking
US6236365B1 (en) 1996-09-09 2001-05-22 Tracbeam, Llc Location of a mobile station using a plurality of commercial wireless infrastructures
US9134398B2 (en) 1996-09-09 2015-09-15 Tracbeam Llc Wireless location using network centric location estimators
WO1998010307A1 (en) 1996-09-09 1998-03-12 Dennis Jay Dupray Location of a mobile station
DE19925580B4 (de) * 1999-06-04 2010-09-09 Eads Deutschland Gmbh Pegel- und Peilwinkel-basierte Detektion und Segmentierung von Sendungen im HF-Bereich
DE19925923A1 (de) * 1999-06-08 2000-12-28 Daimler Chrysler Ag Verfahren zur Zuordnung von Peilergebnissen
US10641861B2 (en) 2000-06-02 2020-05-05 Dennis J. Dupray Services and applications for a communications network
US10684350B2 (en) 2000-06-02 2020-06-16 Tracbeam Llc Services and applications for a communications network
US9875492B2 (en) 2001-05-22 2018-01-23 Dennis J. Dupray Real estate transaction system
US6937746B2 (en) * 2001-05-31 2005-08-30 Northrop Grumman Corporation System and method for automatic recognition of formations in moving target indication data
DE10129726C2 (de) * 2001-06-20 2003-08-28 Stn Atlas Elektronik Gmbh Verfahren zum Bestimmen von Zieldaten
US6816109B1 (en) 2003-08-04 2004-11-09 Northrop Grumman Corporation Method for automatic association of moving target indications from entities traveling along known route
US20090312036A1 (en) 2008-06-16 2009-12-17 Skyhook Wireless, Inc. Methods and systems for improving the accuracy of expected error estimation in location determinations using a hybrid cellular and wlan positioning system
US9538493B2 (en) 2010-08-23 2017-01-03 Finetrak, Llc Locating a mobile station and applications therefor
US9055289B2 (en) * 2011-11-23 2015-06-09 Korea Institute Of Science And Technology 3D display system
CN104833958B (zh) * 2015-04-03 2017-05-17 西北大学 一种移动传感器阵列aoa检测的和差算法
CN106707271B (zh) * 2015-11-16 2019-04-16 南京理工大学 一种基于数字锁相环的自适应角度跟踪方法
CN108614268B (zh) * 2018-04-26 2021-12-07 中国人民解放军91550部队 低空高速飞行目标的声学跟踪方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4333170A (en) * 1977-11-21 1982-06-01 Northrop Corporation Acoustical detection and tracking system
US4182173A (en) * 1978-08-23 1980-01-08 General Electric Company Duplex ultrasonic imaging system with repetitive excitation of common transducer in doppler modality
US4559602A (en) * 1983-01-27 1985-12-17 Bates Jr John K Signal processing and synthesizing method and apparatus
NL8900985A (nl) * 1989-04-20 1990-11-16 Hollandse Signaalapparaten Bv Akoestische detektie-inrichting.
JP3086693B2 (ja) * 1989-07-06 2000-09-11 株式会社東芝 超音波診断装置
US5016641A (en) * 1989-11-13 1991-05-21 Advanced Technology Laboratories, Inc. Spectral interpolation of ultrasound Doppler signal
US5262785A (en) * 1992-04-30 1993-11-16 General Electric Co. Small target doppler detection system

Also Published As

Publication number Publication date
JPH06148324A (ja) 1994-05-27
AU3533293A (en) 1993-09-30
JP2642297B2 (ja) 1997-08-20
US5425136A (en) 1995-06-13
HK37796A (en) 1996-03-15
CA2092106C (en) 1996-08-13
FR2689270B1 (fr) 1995-04-28
GB2265462A (en) 1993-09-29
CA2092106A1 (en) 1993-12-19
FR2689270A1 (fr) 1993-10-01
GB9305035D0 (en) 1993-04-28
AU648712B2 (en) 1994-04-28
GB2265462B (en) 1995-08-30
IL104923A (en) 1996-01-31

Similar Documents

Publication Publication Date Title
TW215122B (Direct)
JP4125786B2 (ja) 疎配列画像の相関付け
Savakis et al. Blur identification by residual spectral matching
US8712162B2 (en) Interest point detection
EP0590846B1 (en) Image processor for target detection and tracking
Alzahrani et al. A real-time edge detector: algorithm and VLSI architecture
Tang et al. Compressive radar imaging of stationary indoor targets with low-rank plus jointly sparse and total variation regularizations
Jeffs Sparse inverse solution methods for signal and image processing applications
CN108802669A (zh) 二维波达方向估计方法、二维波达方向估计装置及终端
CN106295710A (zh) 基于非几何约束的图像局部特征匹配方法、装置及终端
CN110837079B (zh) 一种基于雷达的目标检测方法及装置
US5086483A (en) Optical processor including electronic processing array
CN117590330A (zh) 一种sar射频干扰图像域检测方法及装置
US6665335B1 (en) System and method for estimating a shift between two signals where one signal is known in advance
EP0356727A2 (en) Symmetrie-based target position measurement
JP2006300939A (ja) ターゲットパターンを使用して、二次元の絶対位置を感知するシステム
CN112017113A (zh) 图像处理方法及装置、模型训练方法及装置、设备及介质
JP2527182B2 (ja) 画像処理装置
Climer et al. Local lines: A linear time line detector
CN117437262A (zh) 目标运动估计方法、装置、设备以及存储介质
CN114814766B (zh) 一种雷达图像的处理方法以及处理系统
Soares et al. Environmental inversion using high-resolution matched-field processing
US5206916A (en) Modular cellular automation for line association and identification
CN114216412A (zh) 一种交通参与者的角度信息获取方法、装置和存储介质
CN116794662B (zh) 一种基于声呐图像的海洋生物探测方法