Patent ID: 8253446
Filing Date: 2012-08-28
Classification: G11C,H03F,H03K

Abstract:
1. A semiconductor device comprising: a pixel portion; and a signal line drive circuit operationally connected to the pixel portion, the signal line drive circuit comprising: wherein a gate of the first transistor is electrically connected to one terminal of the first capacitor and one terminal of the sixth switch, wherein the other terminal of the first capacitor is electrically connected to one terminal of the first switch and one terminal of the second switch, wherein the other terminal of the second switch is electrically connected to one of a source and a drain of the first transistor, one of a source and a drain of the second transistor, one terminal of the third switch, and one terminal of the fourth switch, wherein the other of the source and the drain of the first transistor is electrically connected to one terminal of the fifth switch, wherein the other terminal of the fourth switch is electrically connected to a gate of the second transistor and one terminal of the second capacitor, wherein the other terminal of the second capacitor is electrically connected to the other of the source and the drain of the second transistor, wherein the one of the source and the drain of the first transistor is electrically connected to a first line through the second transistor, wherein the other of the source and the drain of the first transistor is electrically connected to a second line through the fifth switch, and wherein the other terminal of the first switch is electrically connected to an input terminal, wherein the other terminal of the third switch is electrically connected to an output terminal.