Rcs reduction metasurface
WebJul 22, 2024 · A 2-bit wide-angle coding metasurface is proposed to decrease the bistatic radar cross section (RCS) in this study. Each meta-atom of the designed coding metasurface is composed of a wide-beamwidth microstrip antenna whose feeding port is loaded with an open stub. There are globally four phase-coding states, namely, “00,” “01,” … WebOct 30, 2024 · It can synthesize the RCS-reduction metasurfaces which can be placed along with almost any existing metasurface, ... Finally, to display the versatility of the proposed …
Rcs reduction metasurface
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WebApr 11, 2014 · A metasurface for RCS reduction. Abstract: We propose a kind of metasurface to produce the physics of diffusion. The surface is composed of the same … WebAug 23, 2024 · The monostatic RCS reduction has a wider bandwidth of coding diffusion metasurface as compared to the traditional chessboard metasurface. In addition, the bistatic performance of the designed metasurfaces is observed at 15.4 GHz, which shows obvious RCS reduction when compared to a metallic plate of the same size. The …
WebNov 2, 2024 · Under oblique incidence, the RCS reduction of the proposed metasurface is also investigated, as shown in Fig. 8. Notably, when the incident angle is increased, the RCS reduction band is obviously reduced in the previous works [1,2,3, 9]. However, when the incident angle is increased, the RCS is further reduced in the high frequency in our work. WebApr 26, 2024 · A single-layer capsule-shaped polarization conversion metasurface (PCM) is proposed in this paper. In the W-band, its polarization conversion rate (PCR) exceeds 97%, effectively changing the polarization direction of the incident wave. PCM is arranged in a chessboard array to achieve broadband RCS reduction. Placing the PCM …
WebJan 1, 2024 · The experimental results demonstrate that an ultra-wide band RCS reduction over 10 dB, ranging from 18.3–42.2 GHz, can be attained by the proposed coding … WebOct 7, 2024 · A linear polarization conversion coding metasurface (MS) is proposed for the radar cross section (RCS) reduction of an object. The designed MS has both wideband …
WebMay 25, 2024 · Metasurfaces have been extensively investigated to achieve radar cross section (RCS) reduction over a wide frequency band. In this article, we propose the design …
Web开馆时间：周一至周日7:00-22:30 周五 7:00-12:00; 我的图书馆 easter themed potluck ideasWebApr 26, 2024 · A metasurface based on defect lattices and an alternative physical mechanism, multiwave destructive interference (MWDI), is proposed for ultrawideband radar cross-section (RCS) reduction. The bandwidth of RCS reduction (σ R) Is greatly expanded by second destructive interference. The metasurface is composed of 16 basic defect lattices. easter themed pregnancy announcementWebThe design of single layer 2-bit coding metasurface for radar-cross-section (RCS) reduction from 13 – 22 GHz is proposed in this paper. The proposed metasurface is constructed using four anisotropic Pancharatnam-Berry (PB) coding elements based on an E-shaped metallic resonators. The 2-bit reflection phase states “00” (0°), “01” (90°), “10” (180°), and “11” … culinary vocational programsWebJan 12, 2024 · In this way, the metasurface can simultaneously possess high-gain radiation function in-band and high-efficiency PC function for RCS reduction out-of-band. A prototype was fabricated and measured. Both the simulated and measured results show that the metasurface can achieve satisfactory radiation gain in-band and significant RCS … easter themed swimming gamesWebJul 9, 2024 · The experimental results demonstrate that an ultra-wide band RCS reduction over 10 dB, ranging from 18.3–42.2 GHz, can be attained by the proposed coding metasurface and the maximum reduction is ... easter themed quizzesWebMar 29, 2024 · This metasurface can achieve -10dB RCS reduction in an ultra-wide frequency range from 6.6 to 23.9 GHz with a ratio bandwidth (f H /f L) of 3.62:1 under normal incidences for both x- and y-polarized waves. Both the simulation and the measurement results are consistent to verify this excellent RCS reduction performance of the proposed … easter themed quiz with answers ukWebAug 17, 2016 · In this letter, a coding diffuse metasurface for radar cross section (RCS) reduction is designed, simulated, and measured. First, two kinds of artificial magnetic … easter themed sensory tray