US Patent 11271178 Flexible substrate

A flexible substrate includes a substrate having a first surface and a second surface opposite the first surface, an array part arranged on the first surface of the substrate, a peripheral part arranged on the first surface of the substrate and located outside the array part, a terminal part arranged in the peripheral part and provided with a plurality of terminals, a protective member arranged on the second surface of the substrate. The second surface of the substrate has a first region including a region overlapping the terminal part, and the protective member has a first opening exposing the first region.