CL2016000035A1 - Anulación de interferencia de señales de trayectos múltiples en radar de pulso haz apilado - Google Patents

Anulación de interferencia de señales de trayectos múltiples en radar de pulso haz apilado

Info

Publication number
CL2016000035A1
CL2016000035A1 CL2016000035A CL2016000035A CL2016000035A1 CL 2016000035 A1 CL2016000035 A1 CL 2016000035A1 CL 2016000035 A CL2016000035 A CL 2016000035A CL 2016000035 A CL2016000035 A CL 2016000035A CL 2016000035 A1 CL2016000035 A1 CL 2016000035A1
Authority
CL
Chile
Prior art keywords
interference cancellation
beam pulse
pulse radar
multipath signals
stacked beam
Prior art date
Application number
CL2016000035A
Other languages
English (en)
Inventor
Marcus Edward Clark
Original Assignee
Bae Systems Plc
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
Priority claimed from GB1312353.4A external-priority patent/GB2516064B/en
Priority claimed from EP13275160.3A external-priority patent/EP2824477A1/en
Application filed by Bae Systems Plc filed Critical Bae Systems Plc
Publication of CL2016000035A1 publication Critical patent/CL2016000035A1/es

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
    • G01S13/4418—Monopulse radar, i.e. simultaneous lobing with means for eliminating radar-dependent errors in angle measurements, e.g. multipath effects
    • 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
    • G01S13/424—Stacked beam radar
    • 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
    • G01S7/2813—Means providing a modification of the radiation pattern for cancelling noise, clutter or interfering signals, e.g. side lobe suppression, side lobe blanking, null-steering arrays
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/2605—Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays
    • H01Q3/2611—Means for null steering; Adaptive interference nulling
    • H01Q3/2617—Array of identical elements

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)

Abstract

UN APARATO DE RADAR PARA LA DETECCION DE LA PROPAGACIÓN DE LA SEÑAL DE TRAYECTOS MULTIPLES CUANDO SE DETERMINA UN ÁNGULO DE ELEVACION DE UN OBJETO, PORQUE COMPRENDE UNA RED DE ANTENAS CON LA QUE EL APARATO DE RADAR ESTÁ CONFIGURADO PARA FORMAR POR LO MENOS TRES HACES DE LA ANTENA SEPARADOS; UN APARATO DE RADAR MONOPULSO; METODOS PARA LA DETECCION DE LA PROPAGACION DE LA SEÑAL DE TRAYECTOS MULTIPLES; UN APARATO DE ANTENA.
CL2016000035A 2013-07-10 2016-01-08 Anulación de interferencia de señales de trayectos múltiples en radar de pulso haz apilado CL2016000035A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1312353.4A GB2516064B (en) 2013-07-10 2013-07-10 Improvements in and relating to radar
EP13275160.3A EP2824477A1 (en) 2013-07-10 2013-07-10 Interference nulling of multipath signals in stacked beam pulse radar

Publications (1)

Publication Number Publication Date
CL2016000035A1 true CL2016000035A1 (es) 2016-06-17

Family

ID=51162846

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2016000035A CL2016000035A1 (es) 2013-07-10 2016-01-08 Anulación de interferencia de señales de trayectos múltiples en radar de pulso haz apilado

Country Status (8)

Country Link
US (1) US10459075B2 (es)
EP (1) EP3019888B1 (es)
AU (1) AU2014288997B2 (es)
BR (1) BR112016000434B1 (es)
CL (1) CL2016000035A1 (es)
ES (1) ES2701326T3 (es)
PL (1) PL3019888T3 (es)
WO (1) WO2015004426A1 (es)

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EP3019888B1 (en) 2013-07-10 2018-11-07 BAE SYSTEMS plc Interference nulling of multipath signals in stacked beam pulse radar
PL3281250T3 (pl) 2015-04-08 2022-10-17 Sri International Antena z szykiem fazowanym 1d do radarów i komunikacji
CN109964147B (zh) * 2016-11-22 2023-12-05 索尼移动通讯有限公司 雷达辅助跟踪移动设备以改善高频通信中的通信链路
US10698099B2 (en) 2017-10-18 2020-06-30 Leolabs, Inc. Randomized phase and amplitude radar codes for space object tracking
US10921427B2 (en) 2018-02-21 2021-02-16 Leolabs, Inc. Drone-based calibration of a phased array radar
US11733377B2 (en) * 2018-05-07 2023-08-22 Texas Instruments Incorporated Time of flight and code signature detection for coded ultrasonic transmission
US11644555B2 (en) 2018-07-27 2023-05-09 Texas Instruments Incorporated Threshold generation for coded ultrasonic sensing
US11378686B2 (en) 2018-12-26 2022-07-05 Texas Instruments Incorporated Ultrasonic echo processing in presence of Doppler shift
US12372643B2 (en) 2019-01-11 2025-07-29 Texas Instruments Incorporated Coded ultrasonic sensing with staggered bursts
US11378685B2 (en) 2019-02-27 2022-07-05 Leolabs, Inc. Systems, devices, and methods for determining space object attitude stabilities from radar cross-section statistics
CN111726820B (zh) * 2019-03-20 2024-02-20 株式会社Ntt都科摩 由基站执行的方法及相应的基站
US11422226B2 (en) * 2019-12-10 2022-08-23 Raytheon Company Systems and methods for multipath beam nulling
US11493598B2 (en) * 2019-12-27 2022-11-08 Woven Planet North America, Inc. Mitigating multipath effect on radars for effective target detection
US11703565B2 (en) 2020-03-30 2023-07-18 Raytheon Company Methods and apparatus for identifying and preventing tracking of false primary target reports
IL273814B2 (en) * 2020-04-05 2025-05-01 Israel Aerospace Ind Ltd Distributed radar system and method of operation thereof
US12096242B2 (en) * 2022-01-19 2024-09-17 Lg Electronics Inc. Method and apparatus for reducing interference effects in wireless communication systems
CN116840775B (zh) * 2023-06-30 2024-02-27 中国人民解放军军事科学院系统工程研究院 一种已知强信号场景的弱信号提取方法

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US4005421A (en) * 1973-05-30 1977-01-25 Westinghouse Electric Corporation Monopulse radar system and method for improved low elevation tracking
GB1546084A (en) 1976-03-05 1979-05-16 Marconi Co Ltd Radar
US4449127A (en) 1981-03-10 1984-05-15 Westinghouse Electric Corp. System and method for tracking targets in a multipath environment
DE3637655A1 (de) 1986-11-05 1988-05-19 Siemens Ag Rundsuchradarverfahren mit hoehenfindung
DE19937723C2 (de) * 1999-08-10 2001-10-04 Bosch Gmbh Robert Verfahren und Vorrichtung zur Bestimmung eines Höhenwinkelfehlers eines mehrstrahligen Radar-Sensors
JP2001264427A (ja) 2000-03-22 2001-09-26 Toshiba Corp レーダ装置
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JP2005189107A (ja) 2003-12-25 2005-07-14 Toshiba Corp レーダ装置
US7358891B2 (en) * 2006-05-27 2008-04-15 Bae Systems Information And Electronic Systems Integration Inc. Multipath resolving correlation interferometer direction finding
ES2636996T3 (es) * 2008-12-17 2017-10-10 Thales Nederland B.V. Aparato para estimar la altura a la que un objetivo vuela por encima de una superficie reflectante
US8614644B2 (en) * 2010-04-22 2013-12-24 The Aerospace Corporation Systems and methods for protecting a receiving antenna from interference by a transmitting antenna
US8593334B2 (en) * 2011-07-29 2013-11-26 The Boeing Company Split aperture monopulse antenna system
DE102013209530A1 (de) * 2013-05-23 2014-11-27 Robert Bosch Gmbh Bestimmung eines elevations-dejustagewinkels eines radarsensors eines kraftfahrzeugs
EP3019888B1 (en) 2013-07-10 2018-11-07 BAE SYSTEMS plc Interference nulling of multipath signals in stacked beam pulse radar

Also Published As

Publication number Publication date
US20160161604A1 (en) 2016-06-09
ES2701326T3 (es) 2019-02-21
EP3019888A1 (en) 2016-05-18
AU2014288997B2 (en) 2017-11-09
AU2014288997A1 (en) 2016-02-04
WO2015004426A1 (en) 2015-01-15
BR112016000434A2 (es) 2017-07-25
EP3019888B1 (en) 2018-11-07
PL3019888T3 (pl) 2019-06-28
US10459075B2 (en) 2019-10-29
BR112016000434B1 (pt) 2022-07-26

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