Results 11 to 20 of about 438 (173)

Passive Radar Tracking in Clutter Using Range and Range-Rate Measurements [PDF]

open access: yesSensors, 2023
Passive bistatic radar research is essential for accurate 3D target tracking, especially in the presence of missing or low-quality bearing information. Traditional extended Kalman filter (EKF) methods often introduce bias in such scenarios.
Asma Asif   +2 more
doaj   +2 more sources

An Improved Extensive Cancellation Method for Clutter Removal in Passive Bistatic Radar [PDF]

open access: yesSensors
Passive bistatic radar experiences serious clutter echo interference problems; the target echo is submerged by the sidelobes of the strong clutter echoes.
Gang Chen   +5 more
doaj   +2 more sources

Echo-coexisting reference channel processing for target detection in passive bistatic radar [PDF]

open access: yesScientific Reports
This study examines the target detection problem in passive bistatic radar. It is well-known that traditional target detection methods are designed under the assumption that the reference signal is ideally free of target echoes.
Zhen Luo, Jingping Che, Fan Ji
doaj   +2 more sources

A Three-Dimensional Target Localization Method for Satellite–Ground Bistatic Radar Based on a Geometry–Motion Cooperative Constraint [PDF]

open access: yesSensors
This paper investigates the three-dimensional target localization problem in satellite–ground bistatic radar. In conventional bistatic radar systems, passive receivers struggle to directly acquire the altitude information of the target, making it ...
Fangrui Zhang   +5 more
doaj   +2 more sources

Long-Time Coherent Integration Method for Passive Bistatic Radar Using Frequency Hopping Signals [PDF]

open access: yesSensors
Long-time coherent integration using frequency hopping signals is a challenging problem for passive bistatic radar due to its frequency hopping characteristics. Apart from range walk, range curve, and Doppler frequency migration, Doppler diffusion caused
Gang Chen   +5 more
doaj   +2 more sources

Hierarchical Reconfigurable Metasurface Based on Scenario‐Guided Functional Modules and Programmable Core [PDF]

open access: yesAdvanced Science, Volume 13, Issue 28, 18 May 2026.
This paper proposes a hierarchical reconfigurable metasurface architecture (HRMA) to achieve comprehensive electromagnetic parameter modulation and on‐demand polymorphic function switching. The reconfigurable metasurface is divided into a programmable core (PC) and scenario‐guided functional modules (FMs), exhibiting significant flexibility and ...
Lihao Zhu   +11 more
wiley   +2 more sources

A unified spatiotemporal-geometry framework for target classification and localisation in dual-static passive radar. [PDF]

open access: yesPLoS ONE
Passive radar exploits ambient broadcast signals and requires no dedicated transmitter, making it attractive for covert surveillance and target monitoring.
Hongmin Wang, Zhiyong Lei, Xing Liu
doaj   +2 more sources

Target detection method in passive bistatic radar [PDF]

open access: yesJournal of Systems Engineering and Electronics, 2020
Owing to the advantages in detecting the low altitude and stealth target, passive bistatic radar (PBR) has received much attention in surveillance purposes. Due to the uncontrollable characteristic of the transmitted signal, a high level range or Doppler sidelobes may exist in the ambiguity function which will degrade the target detection performance ...
Chen Gang, Wang Jun
openaire   +1 more source

Target Coordinates Estimation by Passive Radar with a Single non-Cooperative Transmitter and a Single Receiver [PDF]

open access: yesJournal of Communications Software and Systems, 2020
Passive radar is a bistatic radar that detects and tracks targets by processing reflections from non-cooperative transmitters. Due to the bistatic geometry for this radar, a target can be localized in Cartesian coordinates by using one of the following ...
Ali Kazem   +2 more
doaj  

Deteksi Radar Pasif menggunakan GNU Radio dan SDR pada Frekuensi Televisi

open access: yesJurnal Elkomika, 2020
ABSTRAK Radar pasif adalah salah satu jenis sistem radar bistatic dimana transmitter dan receiver berada di tempat berbeda. Sistem radar pasif dapat memaanfaatkan frekuensi siaran televisi yang tersedia sebagai sumber transmitter.
YONATAN EDWIN MARPAUNG   +2 more
doaj   +1 more source

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