PIXEL GRAYSCALE MODULATION STRUCTURE BASED ON PHASE CHANGE MATERIALS

Abstract: the invention relates to a pixel grayscale modulation structure based on phase change materials, which has characteristics of a high grayscale level, a high light utilization rate, a fast response speed and a high resolution. it mainly includes n multi-layer phase change unit arrays in each sub-pixel, an upper all-dielectric filter structure, an all-dielectric intermediate cavity, a lower all-dielectric filter structure, a crossbar control structure, which is suitable for various display devices, including but not limited to electronic paper, projection devices, augmented reality/virtual reality equipment (ar/vr), vehicle display, mobile device display, and the like.

Inventor(s): Hao TONG, Qipei ZHOU, Qingshan TAN, Binhao WANG, Zhang LE, Xiangshui MIAO

CPC Classification: G02F1/0311 (based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect ( takes precedence))

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