US Patent 11785732 Memory card

A memory card includes a case and an integrated circuit package disposed in the case. The case includes a first case edge, a second case edge connected to the first case edge, a third case edge connected to the second case edge, a fourth case edge connected to the third case edge and the first case edge, and a first recessed groove formed in the second case edge, the first recessed groove being spaced apart from the first case edge and inwardly recessed. The integrated circuit package is disposed in an upper portion of the case between the first case edge and a first horizontal line that extends in a direction from a top end of the first recessed groove in the second case edge to the fourth case edge.