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Novel Technique for Splay to Bend Transition in a ${\pi}$ Cell  

Jhun, Chul-Gyu (Department of Electronics Engineering, Pusan National University)
Lee, Jong-Lac (Department of Electronics Engineering, Pusan National University)
Kang, Sang-Ho (Department of Electronics Engineering, Pusan National University)
Lee, Seong-Ryong (Department of Electronics Engineering, Pusan National University)
Kim, Jae-Chang (Department of Electronics Engineering, Pusan National University)
Yoon, Tae-Hoon (Department of Electronics Engineering, Pusan National University)
Publication Information
Abstract
A ${\pi}$ cell is initially in splay state. Before driving a ${\pi}$ cell, transition from splay to bend state is always necessary which originates from nucleation. We propose a novel technique to make bend transition fast and effectively by forming transition cores around the pixels with the technique of multi-domain alignment, where domain boundaries play a crucial role in splay to bend transition. This noble technique enables the splay to bend transition to occur within less than 2 seconds with a low applied voltage.
Keywords
DomainAlignment; Splay; LiquidCrystal; ViewingAngle;
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