Non‐resonant conductor reflectarray element for linear reflection phase
Author(s) -
Lee Woosang,
Yi Minwoo,
So Joonho,
Yoon Young Joong
Publication year - 2015
Publication title -
electronics letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.375
H-Index - 146
ISSN - 1350-911X
DOI - 10.1049/el.2015.0194
Subject(s) - conductor , reflection (computer programming) , phase (matter) , optics , element (criminal law) , materials science , physics , computer science , quantum mechanics , composite material , programming language , political science , law
A reflectarray element using a conductor cell with variable height is proposed. It is found that the reflection phase can be tuned by adjusting the height of the conductor cells arranged on the spatially discretised reflector plane. A complete linearised reflection phase thus can be achieved when the proposed conductor cell is used as a unit element. A millimetre‐wave antenna has been designed using the proposed method and it shows 50% aperture efficiency with a half‐wavelength cell height variation.
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