Patent ID: 7362320

Claim:
A computer capable of implementing a scanning feature, the computer comprising: a display screen including an array of elements, each individual element of the array of elements capable of emitting light and detecting light; wherein the computer is adapted to use the elements of the array of elements to display graphical images; and wherein the computer is adapted to use the elements of the array of elements to emit light onto a scanning target and to detect light reflected from the scanning target in order to produce a scanned image of the scanning target, wherein the computer is further adapted to produce the scanned image using a plurality of element state configurations for the array of elements, wherein a first of the element state configurations for the array of elements includes activation of a first set of pairs of the elements, and wherein a second of the element state configurations for the array of elements includes at least one of a switched emitting and detecting state of the first set of pairs of the elements and activation of a second set of pairs of the elements.