Patent ID: 6556527
Filing Date: 2003-04-29
Classification: G06F,G11B

Abstract:
In an electronic apparatus adapted to be used with a portable storage medium installed therein, characterized by a construction in which a mounting portion where a unit for driving the portable storage medium is mounted is constituted by a metal plate having upper and lower metal portions thereof and a rearward portion which is situated on an opposite side to the side where said storage medium is inserted, in which the rearward portion is constituted by an opening and a rearward metal plate, and in which upper and lower portions of a rearward metal plate are connected to each other and are situated on an opposite side to the side where said storage medium is inserted, so that said metal plate does not resonate with radio waves generated outside of said apparatus; wherein the size of said metal plate on said portable storage medium insertion face is selected in such a manner that said size does not have a Â½&lgr;, Â¼&lgr;, . . . relation or a multiple of an integer numeral relation to a wave length (&lgr;) if said radio waves.