Antenna unit, wireless communication structure, and antenna structure

摘要

There is provided an antenna unit including a non-conductive base film, an endless conductive flat plate member attached onto one surface of the base film and having an opening in a center thereof, and an antenna attached to the one surface of the base film so as to be positioned in the opening of the conductive flat plate member with a gap formed between the antenna and an inner circumferential edge of the conductive flat plate member.