The Design of a Circularly Polarized Antenna Array with Flat-Top Beam for an Electronic Toll Collection System

Electronic toll collection (ETC), known as a non-stop toll collection system which can automatically realize payment by setting the identification antenna at the entrance, is always suffering from information exchange interruption caused by beam switching. A circularly polarized sector beam antenna...

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Bibliographic Details
Main Authors: Tianfan Xu, Mengchi Xu, Xiao Cai
Format: Article
Language:English
Published: MDPI AG 2023-11-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/23/23/9388