Patent ID: 8674368
Filing Date: 2014-03-18
Classification: G09G,H01L

Abstract:
1. A display device comprising: a substrate; a display portion comprising: a peripheral circuit portion comprising a second transistor, wherein the first transistor comprises: wherein the second transistor comprises: wherein the peripheral circuit portion comprises an arithmetic circuit, an image processing circuit, and a memory circuit, wherein the second transistor is comprised in any one of the arithmetic circuit, the image processing circuit, and the memory circuit, wherein the pixel has a longer side and a shorter side, wherein a channel length direction of the first transistor is parallel to the longer side, and wherein 143≦L≦AX (0<A≦0.7, X≧204) is satisfied under a condition that a channel length of the first transistor is L μm and a length of the longer side is X μm.