Patent ID: 7528816
Filing Date: 2009-05-05
Classification: G09G,G11C,H01L

Abstract:
1. A semiconductor device comprising: a first substrate; a second substrate; a thresholdless antiferroelectric mixed liquid crystal between the first substrate and the second substrate; first to n-th signal lines between the first substrate and the thresholdless antiferroelectric mixed liquid crystal; a sampling circuit comprising first to n-th analog switches; a scan direction switching circuit comprising first to n-th switching circuits; and a shift register comprising first to n-th register circuits, wherein the i-th register circuit comprises: wherein the second output terminal of the i-th register circuit is electrically connected to the first input terminal of the (i+1)-th register circuit, wherein the first inverter circuit is a clocked inverter circuit, wherein the i-th analog switch having: wherein the i-th switching circuit comprises: wherein n is a natural number, and wherein i is a natural number larger than 1 and less than n.