H.C. Park & Associates, PLC
Display device for increasing viewing angle
A display device includes a display panel, a first optical unit, and a second optical unit. The display panel includes a first substrate, a second substrate, and a liquid crystal layer disposed between the first substrate and the second substrate. The liquid crystal layer is operated in a vertical alignment mode. The first optical unit includes a C-plate and a first polarization plate having a first absorption axis. The second optical unit includes a positive A-plate, a negative A-plate, and a second polarization plate having a second absorption axis substantially perpendicular to the first absorption axis. The positive A-plate and the negative A-plate may gather dispersed polarization states of a colored light.
Samsung Electronics Co., Ltd.
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Sang-Jae Seung-Hee Sung-Min Kwang-Hyun Ki-Chul Hee-Wook Ji-Hoon
Kim Lee Kang Kim Shin Do Kim