Invention Grant
- Patent Title: Active matrix type liquid crystal display and liquid crystal material
- Patent Title (中): 有源矩阵型液晶显示器和液晶材料
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Application No.: US12385780Application Date: 2009-04-20
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Publication No.: US07826022B2Publication Date: 2010-11-02
- Inventor: Yasushi Iwakabe , Masuyuki Ohta , Shigeru Matsuyama , Hitoshi Oaku , Katsumi Kondo
- Applicant: Yasushi Iwakabe , Masuyuki Ohta , Shigeru Matsuyama , Hitoshi Oaku , Katsumi Kondo
- Applicant Address: JP Tokyo
- Assignee: Hitachi, Ltd.
- Current Assignee: Hitachi, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Stites & Harbison PLLC
- Agent Juan Carlos A. Marquez, Esq.
- Priority: JP2000-173986 20000609
- Main IPC: G02F1/1343
- IPC: G02F1/1343
Abstract:
An active matrix liquid crystal display device is provided, in which an after image remaining after removing an application of a direct current voltage is suppressed. The active matrix liquid crystal display device has a liquid crystal layer containing a liquid crystal molecule having negative dielectric anisotropy and a dopant having a dissociative group.
Public/Granted literature
- US20090207361A1 Active matrix type liquid crystal display and liquid crystal material Public/Granted day:2009-08-20
Information query
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