Hitachi Chemical Company, Ltd.

Jo Kakuta

Masahiko Oota

Hironori Ishizaka

Kouji Tasaki

Hiroyuki Hosoi

Hiroaki Narita

Toshihiro Endou

Hiroki Sato

Provided is an RFID tag, wherein a communication distance of several centimeter or more can be secured and the cost of which can be reduced in comparison to conventional on-chip antennas, even when being compact in size (square shaped with a side of 1.9 to 13 mm). The RFID tag () comprises an antenna (), an IC chip () connected to the antenna (), and a sealing material () that seals the IC chip () and the antenna (). The antenna () is a coil antenna or a loop antenna, and the resonance frequency (f) of an electric circuit constituted by the inductance (L) of the antenna () and the capacitance (C) of the IC chip () is equal to the operation frequency of the IC chip (), or in the vicinity thereof.

RFID tag

Growing community of inventors

Goshogawara, Japan

Jo Kakuta