Results 21 to 30 of about 9,776 (287)

Radar Cross Section Reduction of Microstrip Patch Antenna using Metamaterial Techniques [PDF]

open access: yesJournal of Electrical and Electronics Engineering, 2021
Radar cross section (RCS) reduction has become one of the critical research areas in recent years. The RCS of the target should be small to avoid detection.
Syamly SB, Job Chunkath
doaj  

Wideband radar-cross-section reduction using parabolic phased metasurfaces [PDF]

open access: yes, 2023
This article presents a fast and efficient metasurface design approach without using time-consuming optimization algorithms, for wide-angle low scattering applications and wideband radar-cross-section (RCS) reduction.
Guan-Long Huang (12850421)   +4 more
core   +2 more sources

A Frequency Selective Absorber With Anisotropic Reflection Band for Radar Cross Section Reduction

open access: yesIEEE Access, 2023
In this paper, a frequency selective absorber (FSA) with an anisotropic reflection band is proposed for radar cross Section (RCS) reduction applications.
Asal Malekara   +2 more
doaj   +1 more source

Multiwall carbon nanotube enhance the invisibility effect from radar

open access: yesResults in Physics, 2020
The shape and size do not always give us the desired result of low cross-section on the radar of observable specifications. Nowadays, to improve lower radar cross-section, most of the country is using radar-absorbing materials, in addition to the shape ...
Niranjan Kumar, Srest Somay
doaj   +1 more source

Wideband RCS Reduction by Single-Layer Phase Gradient Modulated Surface

open access: yesSensors, 2022
This paper deals with the design and fabrication of an unpretentious (single-layer, without any lump element) broadband (97%, 11.3–32.3 GHz) radar cross-section reduction (RCSR) modulated surface (MS).
Yousef Azizi   +3 more
doaj   +1 more source

Compensation of Heat Effect in Dielectric Barrier Discharge (DBD) Plasma System for Radar Cross-Section (RCS) Reduction [PDF]

open access: yes, 2023
In this study, the problems encountered in radar cross-section (RCS) measurement experiments utilizing a dielectric barrier discharge (DBD) plasma system are examined and an effective solution is proposed.
Yongshik Lee   +8 more
core   +1 more source

A Multi-Elements Chessboard Random Coded Metasurface Structure for Ultra-Wideband Radar Cross Section Reduction

open access: yesIEEE Access, 2020
In this paper, a novel method of realizing the ultra-wideband (UWB) radar cross section (RCS) reduction is proposed. We combine the chessboard structure of multi-elements which are all polarization conversion metasurface (PCM) units with random coding ...
Huijuan Dai, Yongjiu Zhao, Chen Yu
doaj   +1 more source

In‐band radar cross‐section reduction of the slot array antennas by RAM‐based frequency selective surfaces

open access: yesIET Microwaves, Antennas & Propagation, 2021
A method for reducing radar cross‐section (RCS) of the slot array antenna by utilising the radar absorbing material, while preserving the radiation performance simultaneously, is proposed and discussed.
Bagher Noorbakhsh   +2 more
doaj   +1 more source

Radar cross section reduction of aircraft wing front end [PDF]

open access: yes, 2009
In this paper we present a comparison of two methods for radar cross section reduction (RCSR) of a wing-front profile. The aim is to reduce RCS over the frequency range 1-16 GHz in a forward sector of the traveling direction. We achieved a 5 dB reduction
A. Motevasselian   +3 more
core   +1 more source

Metasurface-Based Lens for Antenna Gain Enhancement and Radar Cross Section Reduction

open access: yesIEEE Photonics Journal, 2019
In this paper, leveraging the resonant phase and the geometry phase simultaneously, we demonstrated a low scattering lens antenna, which can work at both transmission and reflection mode.
Jianing Yang   +5 more
doaj   +1 more source

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