| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a display apparatus capable of suppressing degradation of recognition performance caused by the illuminance reduction of the light to be detected. <P>SOLUTION: The display apparatus comprises a plurality of display elements 21, provided respectively for each of the intersections of a plurality of scanning lines G and a plurality of signal lines S provided by crossing them with each other; and a plurality of photodetectors PD, respectively provided, in such a manner as to correspond to the plurality of display elements 21 respectively and to monotonically increase in the installation number according to the size. <P>COPYRIGHT: (C)2007,JPO&INPIT |
