发明申请
- 专利标题: Vertical alignment active matrix liquid crystal display device
- 专利标题(中): 垂直对准有源矩阵液晶显示装置
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申请号: US11237020申请日: 2005-09-28
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公开(公告)号: US20060066799A1公开(公告)日: 2006-03-30
- 发明人: Ryota Mizusako , Hidehiro Morita
- 申请人: Ryota Mizusako , Hidehiro Morita
- 申请人地址: JP Tokyo
- 专利权人: CASIO COMPUTER CO., LTD.
- 当前专利权人: CASIO COMPUTER CO., LTD.
- 当前专利权人地址: JP Tokyo
- 优先权: JP2004-288890 20040930
- 主分类号: G02F1/1343
- IPC分类号: G02F1/1343
摘要:
A liquid crystal display device comprises a TFT substrate, a CF substrate, a liquid crystal with negative dielectric anisotropy filled between the substrates, a pixel electrode provided on the TFT substrate, and an auxiliary electrode formed around the pixel electrode. A slit for segmenting a pixel region into a plurality of sub-pixel regions is formed in the pixel electrode from the center portion of each pixel toward the periphery portion thereof. The auxiliary electrode has a transparent step film formed at a position corresponding to the slit of the pixel electrode in such a way as to overlie the auxiliary electrode. Molecules of the liquid crystal of each sub-pixel region are aligned toward center of the sub-pixel region from the circumference of the sub-pixel region by a horizontal electric filed applied between the pixel electrode and auxiliary electrode, and the shape of the end portion of the transparent step film.
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