DK3123197T3 - Fremgangsmåder og apparat til at bestemme ankomstvinkel (aoa) i en radaradvarselsmodtager - Google Patents

Fremgangsmåder og apparat til at bestemme ankomstvinkel (aoa) i en radaradvarselsmodtager Download PDF

Info

Publication number
DK3123197T3
DK3123197T3 DK15742131.4T DK15742131T DK3123197T3 DK 3123197 T3 DK3123197 T3 DK 3123197T3 DK 15742131 T DK15742131 T DK 15742131T DK 3123197 T3 DK3123197 T3 DK 3123197T3
Authority
DK
Denmark
Prior art keywords
transmitter
aircraft
tracking
range
data
Prior art date
Application number
DK15742131.4T
Other languages
English (en)
Inventor
Eric J Gudim
William H Wellman
Original Assignee
Raytheon 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 Raytheon Co filed Critical Raytheon Co
Application granted granted Critical
Publication of DK3123197T3 publication Critical patent/DK3123197T3/da

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
    • G01S13/06—Systems determining position data of a target
    • G01S13/42—Simultaneous measurement of distance and other co-ordinates
    • G01S13/44—Monopulse radar, i.e. simultaneous lobing
    • G01S13/4472—Monopulse radar, i.e. simultaneous lobing with means specially adapted to airborne monopulse systems
    • 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
    • G01S3/02—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 radio waves
    • G01S3/14—Systems for determining direction or deviation from predetermined direction
    • G01S3/16—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived sequentially from receiving antennas or antenna systems having differently-oriented directivity characteristics or from an antenna system having periodically-varied orientation of directivity characteristic
    • G01S3/22—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived sequentially from receiving antennas or antenna systems having differently-oriented directivity characteristics or from an antenna system having periodically-varied orientation of directivity characteristic derived from different combinations of signals from separate antennas, e.g. comparing sum with difference
    • G01S3/26—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived sequentially from receiving antennas or antenna systems having differently-oriented directivity characteristics or from an antenna system having periodically-varied orientation of directivity characteristic derived from different combinations of signals from separate antennas, e.g. comparing sum with difference the separate antennas having differently-oriented directivity characteristics
    • 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
    • G01S13/66—Radar-tracking systems; Analogous systems
    • 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
    • G01S3/02—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 radio waves
    • G01S3/14—Systems for determining direction or deviation from predetermined direction
    • G01S3/28—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived simultaneously from receiving antennas or antenna systems having differently-oriented directivity characteristics
    • G01S3/32—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived simultaneously from receiving antennas or antenna systems having differently-oriented directivity characteristics derived from different combinations of signals from separate antennas, e.g. comparing sum with difference
    • G01S3/36—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived simultaneously from receiving antennas or antenna systems having differently-oriented directivity characteristics derived from different combinations of signals from separate antennas, e.g. comparing sum with difference the separate antennas having differently-oriented directivity characteristics
    • 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
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
    • G01S5/0249—Determining position using measurements made by a non-stationary device other than the device whose position is being determined
    • 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
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
    • G01S5/04—Position of source determined by a plurality of spaced direction-finders
    • 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
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
    • G01S5/12—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves by co-ordinating position lines of different shape, e.g. hyperbolic, circular, elliptical or radial
    • 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
    • G01S2205/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S2205/01—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations specially adapted for specific applications
    • G01S2205/03—Airborne

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)

Claims (15)

1. Fremgangsmåde, omfattende at; modtage (601) signaler fra en sender på en flerhed af antenner af et radaradvarselsmodtagersystem; bestemme en ankomstvinkel af de modtagne signaler fra senderen fra første og anden af flerheden af antenner; bestemme en range for senderen fra en styrke af signalerne fra de første og anden af flerheden af antenner; modtage (602) navigationsinformation for et luftfartøj til hvilket radaradvarselsmodtagelsen er fastgjort, navigationsinformationen omfattende positionsinformation; kombinere (604), under anvendelse af en computerprocessor, luftfartøjspositionsinformation med range- og ankomstvinklen for at bestemme en position af senderen i tre dimensioner; anvende navigationsdata til at stabilisere den tre-dimensionelle senderposition mod luftfartøjspositionsændringer; tilføre (605) tracking til de successive tre-dimensionelle senderposition estimater til at generere mindst et track af position til senderen; anvende det mindst ene track når information fra radaradvarselsmodtageren ikke er tilgængelig; og omforme (606) senderpositionen i det mindst ene track tilbage til ankomstvinkel data.
2. Fremgangsmåden ifølge krav 1, yderligere omfattende anvendelse af Kalman-tracking, eller Least Squares Optimum-tracking, eller Simplex-tracking.
3. Fremgangsmåden ifølge krav 1, yderligere omfattende selektiv anvendelse af en range værdi svarende til en senderafstand ikke større end en forudindstillet grænseværdi, og heller ikke større end en horisontafstand bestemt af luftfartøjshøjden.
4. Fremgangsmåden ifølge krav 1, yderligere omfattende anvendelse af en tracker til at behandle en sender i bevægelse i tre position-koordinater og mindst et hastighedskoordinat.
5. Fremgangsmåden ifølge krav 1, yderligere omfattende anvendelse af vinkel elevation-data for at begrænse tracking-opdatereringer til en forudindstillet grænseværdi.
6. Fremgangsmåden ifølge krav 1, yderligere omfattende tracking i tre Cartesian-koordinater der svarer til koordinatakserne af luftfartøjsnavigationssystemet.
7. Fremgangsmåden ifølge krav 1, yderligere omfattende estimere en højde af senderen for at bestemme den tre-dimensionelle tracking.
8. Artikel, omfattende: et ikke-transitorisk opbevaringsmedium indeholdende lagrede instruktioner der muliggør en maskine til at: modtage (601) signaler fra en sender på en flerhed af antenner of en radaradvarselsmodtager system; bestemme en ankomstvinkel af de modtagne signaler fra senderen fra de første og anden af flerheden af antenner; bestemme en range af senderen fra en styrke af signalerne fra de første og anden af flerheden af antenner; modtage (602) navigationsinformation for et luftfartøj til hvilket radaradvarlsesmodtagelsen er fastgjort, navigationsinformationen omfattende positionsinformation; kombinere (604) luftfartøjspositionsinformation med range- og ankomstvinklen for at bestemme en position af senderen i tre dimensioner; anvende navigationsdata for at stabilisere den tre-dimensionelle senderposition mod lufatfartøjspositionsændringer; anvende tracking (605) til de successive tre-dimensionelle senderpositionestimater til at generere mindst et track af position til senderen; anvende det mindst ene track når information radaradvarselsmodtageren ikke er tilgængelig; og omforme (606) senderpositionen i det mindst ene et track tilbage til ankomstvinkel data.
9. Artiklen ifølge krav 8, yderligere omfattende instruktioner til anvendelse af Kalman-tracking.
10. Artiklen ifølge krav 8, yderligere omfattende instruktioner til selektiv anvendelse af et rangeværdi svarende til en senderafstand ikke større end en forud indstillet grænseværdi, hver større end en horisontal afstand bestemt af luftfartøjshøjden.
11. Artiklen ifølge krav 8, yderligere omfattende instruktioner til anvendelse afen tracker til at behandle en sender i bevægelse i tre positions-koordinater og mindst en hastighedskoordinat.
12. Artiklen ifølge krav 8, yderligere omfattende instruktioner til anvendelse af elevationsvinkeldata for at begrænse tracking-opdatereringer til en forudindstillet grænseværdi.
13. Artiklen ifølge krav 8, yderligere omfattende instruktioner til tracking i tre Cartesian-koordinater der svarer til koordinatakserne af luftfartøjssnavigationssystemet.
14. Artiklen ifølge krav 8, yderligere omfattende instruktioner til at beregne en højde af senderen for at bestemme den tre-dimensionelle tracking.
15. System (500), omfattende: en flerhed af antenner af et radar-advarselsmodtagersystem til at modtage signaler (505, 506) fra en sender; et radaradvarselssystem omfattende en hukommelse og en processor konfigureret til at: bestemme (502) en ankomstvinkel af de modtagne signaler fra senderen fra de første og anden af flerheden af antenner; bestemme (504) en range af senderen fra en styrke af signalerne fra de første og anden af flerheden af antenner; modtage navigationsinformation for et luftfartøj til hvilket radaradvarselsmodtagelsen er fastgjort, navigationsinformationen omfattende positionsinformation; kombinere (509) luftfartøjspositionsinformation med range- og ankomstvinklen for at bestemme en position af senderen i tre dimensioner; anvende navigationsdata for at stabilisere den tre-dimensionelle senderposition mod luftfartøjspositionsændringer; påføre (510) tracking til den successive tre-dimensionelle senderposition estimater til at generere mindst et track af position til senderen; anvende det mindst ene track når information når radaradvarselsmodtageren ikke er tilgængelig; og omforme (512) senderpositionen i det mindst ene track tilbage til ankomstvinkel data.
DK15742131.4T 2014-03-25 2015-01-15 Fremgangsmåder og apparat til at bestemme ankomstvinkel (aoa) i en radaradvarselsmodtager DK3123197T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/224,667 US9739878B2 (en) 2014-03-25 2014-03-25 Methods and apparatus for determining angle of arrival (AOA) in a radar warning receiver
PCT/US2015/011570 WO2015156873A2 (en) 2014-03-25 2015-01-15 Methods and apparatus for determining angle of arrival (aoa) in a radar warning receiver

Publications (1)

Publication Number Publication Date
DK3123197T3 true DK3123197T3 (da) 2018-07-23

Family

ID=53724432

Family Applications (1)

Application Number Title Priority Date Filing Date
DK15742131.4T DK3123197T3 (da) 2014-03-25 2015-01-15 Fremgangsmåder og apparat til at bestemme ankomstvinkel (aoa) i en radaradvarselsmodtager

Country Status (8)

Country Link
US (1) US9739878B2 (da)
EP (1) EP3123197B1 (da)
JP (1) JP6328789B2 (da)
AU (1) AU2015244406B2 (da)
CA (1) CA2933558C (da)
DK (1) DK3123197T3 (da)
IL (1) IL246397B (da)
WO (1) WO2015156873A2 (da)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9739878B2 (en) * 2014-03-25 2017-08-22 Raytheon Company Methods and apparatus for determining angle of arrival (AOA) in a radar warning receiver
WO2016022613A1 (en) * 2014-08-04 2016-02-11 Mediatek Inc. Main lobe and grating lobe identification for direction finding
EP3167303B1 (en) 2014-08-18 2021-09-29 MEDIATEK Inc. Direction finding antenna format
US10302743B2 (en) * 2015-06-09 2019-05-28 Raytheon Company Systems and methods for antenna analysis and validation
EP3139532B1 (en) 2015-09-07 2018-12-12 MediaTek Inc. He-sig-b common field formats and allocation
US11019559B2 (en) 2015-12-09 2021-05-25 Mediatek Inc. VHT operation information subfield design in WLAN
RU2617711C1 (ru) * 2016-04-29 2017-04-26 Общество с ограниченной ответственностью "НРТБ-Система" (ООО "НРТБ-С") Способ определения координат источника радиоизлучения
US9826413B1 (en) * 2016-07-08 2017-11-21 Rockwell Collins, Inc. Method and apparatus for implementing network radio frequency coverage mapping
US9989633B1 (en) 2017-03-15 2018-06-05 Cypress Semiconductor Corporation Estimating angle measurements for source tracking using a phased array system
US11578956B1 (en) 2017-11-01 2023-02-14 Northrop Grumman Systems Corporation Detecting body spin on a projectile
US10890926B2 (en) * 2018-09-04 2021-01-12 Bell Helicopter Textron Inc. Systems and methods for executing aircraft take-off and landing events
US11269048B2 (en) * 2018-10-23 2022-03-08 Baidu Usa Llc Radar sensor array for interference hunting and detection
US11526813B2 (en) * 2018-11-29 2022-12-13 Viettel Group Method of automatic identification of flying targets by motion, time, and 3/A code information
US10718850B1 (en) * 2018-12-06 2020-07-21 Bae Systems Information And Electronic Systems Integration Inc. Fusion between AOA and TDOA
US11137472B2 (en) * 2019-01-24 2021-10-05 Bae Systems Information And Electronic Systems Integration Inc. Amplitude based centroiding for angle of arrival estimation
CN109901152B (zh) * 2019-03-25 2023-04-11 西安电子科技大学 异步动平台多基地传感器系统目标检测跟踪联合估计方法
CN110196409B (zh) * 2019-05-30 2022-08-19 中国人民解放军海军航空大学 一种基于区域集合相对距离的抗差异步航迹关联方法
RU2717823C1 (ru) * 2019-11-01 2020-03-26 Закрытое акционерное общество Научно-исследовательский центр «РЕЗОНАНС» (ЗАО НИЦ «РЕЗОНАНС») Способ измерения угла места воздушного объекта в метровом диапазоне электромагнитных волн
CN113466786B (zh) * 2020-03-31 2024-06-11 阿里巴巴集团控股有限公司 一种定位方法、装置和系统
WO2022030923A1 (ko) 2020-08-03 2022-02-10 삼성전자 주식회사 도래각 데이터 획득 방법 및 이를 지원하는 전자 장치
JP7547192B2 (ja) 2020-12-23 2024-09-09 日本無線株式会社 送信源位置標定装置及び送信源位置標定プログラム

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2551696A (en) 1945-07-06 1951-05-08 Landis & Gyr Ag Transformer
US4179697A (en) * 1978-01-27 1979-12-18 Grumman Aerospace Corporation Passive ranging method
DE3411832A1 (de) * 1984-03-30 1985-10-10 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Radarwarnempfaenger
IL74887A (en) * 1985-04-14 1989-06-30 Dan Manor Radar warning receiver
GB8511950D0 (en) 1985-05-10 2007-09-19 Marconi Company The Ltd Angle tracking radar system
US4734702A (en) 1986-02-25 1988-03-29 Litton Systems, Inc. Passive ranging method and apparatus
US5075694A (en) 1987-05-18 1991-12-24 Avion Systems, Inc. Airborne surveillance method and system
US4910526A (en) * 1987-05-18 1990-03-20 Avion Systems, Inc. Airborne surveillance method and system
US5017929A (en) 1989-09-06 1991-05-21 Hughes Aircraft Company Angle of arrival measuring technique
US5063385A (en) * 1991-04-12 1991-11-05 The United States Of America As Represented By The Secretary Of The Air Force Radar warning receiver compressed memory histogrammer
US5378155A (en) * 1992-07-21 1995-01-03 Teledyne, Inc. Combat training system and method including jamming
US5241313A (en) 1992-09-03 1993-08-31 The United States Of America As Represented By The Secretary Of The Air Force Angle-of-arrival measurement via time doppler shift
US5526001A (en) * 1992-12-11 1996-06-11 Litton Systems Inc. Precise bearings only geolocation in systems with large measurements bias errors
US5477230A (en) 1994-06-30 1995-12-19 The United States Of America As Represented By The Secretary Of The Air Force AOA application of digital channelized IFM receiver
US5774087A (en) * 1997-02-20 1998-06-30 Litton Systems Inc. Apparatus for measuring moving emitter elevation and azimuth direction from doppler change measurements
US7782256B2 (en) 1999-03-05 2010-08-24 Era Systems Corporation Enhanced passive coherent location techniques to track and identify UAVs, UCAVs, MAVs, and other objects
FR2832819B1 (fr) 2001-11-26 2004-01-02 St Microelectronics Sa Source de courant compensee en temperature
WO2004021587A1 (en) 2002-08-29 2004-03-11 Bae Systems Information And Electronic Systems Integration, Inc. Method for separating interferering signals and computing arrival angles
US6784840B2 (en) 2002-12-23 2004-08-31 Itt Manufacturing Enterprises, Inc. Method for determining azimuth and elevation angles using a single axis direction finding system
US7221436B1 (en) * 2004-08-05 2007-05-22 Itt Manufacturing Enterprises Inc. System and method for optimization-based sensor steering and tracking
WO2008051204A2 (en) 2005-10-13 2008-05-02 Bae Systems Information And Electronic Systems Integration Inc. Surface rf emitter passive ranging accuracy confirmation algorithm
US7626538B2 (en) * 2007-10-24 2009-12-01 Northrop Grumman Systems Corporation Augmented passive tracking of moving emitter
DK2439958T3 (da) * 2010-10-06 2013-08-12 Oticon As Fremgangsmåde til bestemmelse af parametre i en adaptiv lydbehandlings-algoritme og et lydbehandlingssystem
JP2014010110A (ja) * 2012-07-02 2014-01-20 Nec Corp 測角装置及び測角方法
US9223007B2 (en) * 2012-11-21 2015-12-29 Raytheon Company Kalman filtering with indirect noise measurements
US9606848B2 (en) * 2013-03-12 2017-03-28 Raytheon Company Iterative Kalman filtering
US9739878B2 (en) * 2014-03-25 2017-08-22 Raytheon Company Methods and apparatus for determining angle of arrival (AOA) in a radar warning receiver

Also Published As

Publication number Publication date
CA2933558C (en) 2022-03-22
AU2015244406A1 (en) 2016-06-30
JP2017508978A (ja) 2017-03-30
US20160363660A1 (en) 2016-12-15
JP6328789B2 (ja) 2018-05-23
AU2015244406B2 (en) 2018-09-13
EP3123197A2 (en) 2017-02-01
CA2933558A1 (en) 2015-10-15
WO2015156873A3 (en) 2015-12-10
EP3123197B1 (en) 2018-05-02
US9739878B2 (en) 2017-08-22
IL246397B (en) 2019-03-31
WO2015156873A2 (en) 2015-10-15

Similar Documents

Publication Publication Date Title
DK3123197T3 (da) Fremgangsmåder og apparat til at bestemme ankomstvinkel (aoa) i en radaradvarselsmodtager
EP3056922B1 (en) Velocity and attitude estimation using an interferometric radar altimeter
US8106811B2 (en) Antijam protected GPS-based measurement of roll rate and roll angle of spinning platforms
US7295150B2 (en) Methods and systems for identifying high-quality phase angle measurements in an interferometric radar system
Goh et al. A weighted measurement fusion Kalman filter implementation for UAV navigation
CA2949209C (en) Direct geolocation from tdoa, fdoa, and agl
EP1906201A1 (en) Carrier phase interger ambiguity resolution with multiple reference receivers
US20080120031A1 (en) Tracking method
CN104076348A (zh) 一种雷达超视距基线无源协同定位方法
US9429660B2 (en) Single antenna GPS measurement of roll rate and roll angle of spinning platform
EP2479585B1 (en) Target object movement estimating device
RU2229671C1 (ru) Способ наведения летательных аппаратов на наземные объекты
JP2010256301A (ja) マルチパス判定装置及びプログラム
RU2558699C1 (ru) Комплексный способ навигации летательных аппаратов
JP2019109064A (ja) アクティブセンサーの信号処理システム、信号処理方法及び信号処理プログラム
US8963764B1 (en) Ship heading and pitch using satellite ephemerides and radar range measurement of satellite
US8933836B1 (en) High speed angle-to-target estimation for a multiple antenna system and method
KR101957291B1 (ko) 전자전 지원 시스템(Warfare Support System)의 신호도래방위각 측정 장치 및 그 방법
AU2005268886A1 (en) Method for an antenna angular calibration by relative distance measuring
KR101513100B1 (ko) 단일안테나 위성항법 수신기와 관성센서를 이용하는 항법위성신호 기만탐지 장치 및 방법
CN119619984B (zh) 一种航向角辅助的卡尔曼新息测向修正方法
Doerry et al. Estimating radar velocity using direction of arrival measurements
Bachevskii et al. Cooperative processing of measurements in multilateral radial–range difference system of passive radiolocation
Dillon Next‐generation acoustic velocity sensors for underwater navigation