Patent ID: 9742362
Date: 2017-08-22
CPC Classifications: H01L,H03F

Claim:
1. A semiconductor device comprising: a first terminal; a second terminal; a third terminal; a photoelectric conversion element; a first transistor comprising a first oxide semiconductor layer; and a second transistor comprising a second oxide semiconductor layer, wherein one terminal of the photoelectric conversion element is electrically connected to the first terminal, wherein a gate of the first transistor is electrically connected to the second terminal, wherein one of a source and a drain of the second transistor is electrically connected to the other terminal of the photoelectric conversion element, wherein one of a source and a drain of the first transistor is electrically connected to the other terminal of the photoelectric conversion element and the one of the source and the drain of the second transistor, and wherein the other of the source and the drain of the first transistor and the other of the source and the drain of the second transistor are electrically connected to the third terminal.