Patent ID: 7180496

Claim:
A liquid crystal display device having a plurality of pixels, each of the plurality of pixels comprising: a plurality of memory circuits; a plurality of non-volatile memory circuits; a plurality of first switches, wherein each of the plurality of first switches is electrically connected to a corresponding one of the plurality of memory circuits; a plurality of second switches, wherein each of the plurality of second switches is electrically connected to a corresponding one of the plurality of non-volatile memory circuits; a plurality of third switches, wherein each of the plurality of third switches is electrically connected to a corresponding one of the plurality of memory circuits; a plurality of fourth switches, wherein each of the plurality of fourth switches is electrically connected to a corresponding one of the plurality of non-volatile memory circuits; a plurality of read transistors, wherein each of the plurality of read transistors is electrically connected to a corresponding one of the plurality of first switches, and to a corresponding one of the plurality of second switches; a plurality of write transistors, wherein each of the plurality of write transistors is electrically connected to a corresponding one of the plurality of third switches, and to a corresponding one of the plurality of the fourth switches; and a liquid crystal element electrically connected to each one of the plurality of read transistors.