Invention Grant
- Patent Title: Liquid crystal panel and liquid crystal display device
- Patent Title (中): 液晶面板和液晶显示装置
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Application No.: US12486431Application Date: 2009-06-17
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Publication No.: US08054435B2Publication Date: 2011-11-08
- Inventor: Shoichi Ishihara , Takehisa Sakurai , Shuichi Kozaki
- Applicant: Shoichi Ishihara , Takehisa Sakurai , Shuichi Kozaki
- Applicant Address: JP Osaka
- Assignee: Sharp Kabushiki Kaisha
- Current Assignee: Sharp Kabushiki Kaisha
- Current Assignee Address: JP Osaka
- Agency: Nixon & Vanderhye P.C.
- Priority: JP2008-159390 20080618; WOPCT/JP2009/052835 20090219; JP2009-131560 20090529
- Main IPC: G02F1/1343
- IPC: G02F1/1343

Abstract:
A liquid crystal panel includes: a p-type liquid crystal material sandwiched by a pair of substrates and comb-teeth shape electrodes for applying, to the p-type liquid crystal material, an electric field parallel to a substrate surface. The p-type liquid crystal material is aligned vertically with respect to the substrate surface at the time when no electric field is applied. The comb-teeth shape electrodes have an electrode width of 5 μm or less, and an electrode spacing of 15 μm or less. A product of a dielectric constant anisotropy Δε and a refractive index anisotropy Δn of the p-type liquid crystal material is 1.3 or more and 3.1 or less.
Public/Granted literature
- US20090316098A1 LIQUID CRYSTAL PANEL AND LIQUID CRYSTAL DISPLAY DEVICE Public/Granted day:2009-12-24
Information query
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