Zobrazeno 1 - 10
of 467
pro vyhledávání: '"Passive bistatic radar"'
Publikováno v:
EURASIP Journal on Advances in Signal Processing, Vol 2024, Iss 1, Pp 1-21 (2024)
Abstract Although some existing sparse representation (SR) methods are robust for target detection in passive bistatic radar (PBR), they still face the challenges of high computational complexity and poor detection performance for extremely low-signa
Externí odkaz:
https://doaj.org/article/d934c18a101e43af91250515110372cd
Publikováno v:
Известия высших учебных заведений России: Радиоэлектроника, Vol 26, Iss 5, Pp 76-88 (2023)
Introduction. In the past few years, the rapid development and widespread use of unmanned aerial vehicles (UAVs) for solving a variety of tasks has created new threats. The problem of ensuring the safety of protected objects, especially in the area o
Externí odkaz:
https://doaj.org/article/a7546ce768d14b0d8aa7377b219fc451
Publikováno v:
Sensors, Vol 24, Iss 19, p 6236 (2024)
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 ca
Externí odkaz:
https://doaj.org/article/b7ab0b2e50a549e8b577c847eaadbe3f
Publikováno v:
Remote Sensing, Vol 16, Iss 13, p 2294 (2024)
In the passive bistatic radar (PBR) system, methods exist to address the issue of detecting weak targets without being influenced by non-ideal factors from adjacent strong targets. These methods utilize the sparsity in the delay-Doppler domain of the
Externí odkaz:
https://doaj.org/article/fd776d3fa7b44b28a248c43d817c3a07
Publikováno v:
IET Radar, Sonar & Navigation, Vol 17, Iss 3, Pp 537-544 (2023)
Abstract The problem of compressive detection of multiple targets in a passive bistatic radar system consisting of one illuminator of opportunity and one receiver is considered. Specifically, a measurement matrix is designed to remove the direct‐pa
Externí odkaz:
https://doaj.org/article/a70f6bef04514e6382370c9e9fe5c09d
Publikováno v:
Remote Sensing, Vol 16, Iss 7, p 1148 (2024)
In this paper, the possibility of improving target detection performance in passive bistatic radar by exploiting a frequency agile (FA) signal is investigated, namely frequency agile signal-based passive bistatic radar (FAPBR) coherent integration. S
Externí odkaz:
https://doaj.org/article/db138eeb628b4d91ac2690048d4aeb3d
Akademický článek
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Publikováno v:
Remote Sensing, Vol 15, Iss 22, p 5421 (2023)
Passive bistatic radar is a novel radar technology that passively detects targets without actively emitting signals. Since passive bistatic radar entails larger data volumes and computations compared to traditional active radiation radar, the develop
Externí odkaz:
https://doaj.org/article/5300df96bf7a45168dc6f84e2f0e8034
Publikováno v:
Leida xuebao, Vol 10, Iss 6, Pp 929-943 (2021)
As a stable and widely covered signal resource, a Global Navigation Satellite System (GNSS) plays an important part in micro-Doppler extraction in a near field. This paper aims at the problems associated with rotor blade target recognition and propos
Externí odkaz:
https://doaj.org/article/1a378688d6b24026a498742409ac23ed
Akademický článek
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