19018010. DETECTION DEVICE (Japan Display Inc.)
DETECTION DEVICE
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Inventor(s)
DETECTION DEVICE
This abstract first appeared for US patent application 19018010 titled 'DETECTION DEVICE
Original Abstract Submitted
According to an aspect, a detection device includes: a plurality of photodiodes provided on a substrate; a plurality of light emitters arranged so as to face the photodiodes; and a collimating lens that is located between the photodiodes and the light emitters and is configured to emit parallel light toward the photodiodes. At least one of the light emitters is configured to be brought into a lit state and other of the light emitters are configured to be brought into an unlit state. The collimating lens is configured to emit the parallel light at a different emission angle depending on a position of the light emitter in the lit state.