Junichi Hikita

Semiconductor device having a plurality of semiconductor chips

Communications system having an authentication function

Data communication transponder and communications system employing it

Semiconductor device of chip-on-chip structure and semiconductor chip for use therein

Semiconductor chip and production thereof, and semiconductor device having semiconductor chip bonded to solid device

Method of forming through-holes in a wafer and then dicing to form stacked semiconductor devices

Semiconductor chip and semiconductor device having a chip-on-chip structure

Semiconductor device of chip-on-chip structure

IC card and method of using IC card

RESPONDER FOR COMMUNICATION AND COMMUNICATION SYSTEM USING IT