RADIO DEVICE AND APPARATUS

摘要

PROBLEM TO BE SOLVED: To efficiently reduce electromagnetic noise radiated from a radio communication unit integrated in a card.SOLUTION: A card 100 comprises a radio communication unit 101 connected to an apparatus and for performing radio communication. The radio communication unit 101 comprises an antenna 102 which is separated from at least one surface of side surfaces 10 to 13 of the card 100 by a wavelength of a radio signal of the radio communication unit 101 or greater.