US Patent 11475699 Display module and image display thereof

A display module includes a circuit substrate, a plurality of image display units and at least one optical sensor. The plurality of image display units is disposed on the circuit substrate in a matrix arrangement. The at least one optical sensor is disposed at a position of the circuit substrate where there is no image display unit disposed thereon. A quantity ratio of the image display units and the at least one optical sensor is between 1 and 100000.