Patent 10367258 was granted and assigned to Panasonic on July, 2019 by the United States Patent and Trademark Office.
An antenna device of the present disclosure includes: an antenna element that radiates a main lobe of a radio wave and one or more side lobes of the radio wave; and a radome through which the main lobe of the radio wave and the one or more side lobes of the radio wave. The radome has a focusing lens structure that focuses the main lobe of the radio wave and a diverging lens structure that diverges the one or more side lobes of the radio wave.