Invention Grant
- Patent Title: Color filter, semi-transmissive semi-reflective liquid-crystal display device, method for forming phase difference control layer, and method for manufacturing color filter
- Patent Title (中): 滤色器,半透射半反射型液晶显示装置,相位差控制层的形成方法以及滤色器的制造方法
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Application No.: US11526736Application Date: 2006-09-26
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Publication No.: US07897304B2Publication Date: 2011-03-01
- Inventor: Norihisa Moriya
- Applicant: Norihisa Moriya
- Applicant Address: JP Tokyo
- Assignee: Dai Nippon Printing Co., Ltd.
- Current Assignee: Dai Nippon Printing Co., Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Oliff & Berridge, PLC
- Priority: JP2005-288331 20050930
- Main IPC: G02F1/1335
- IPC: G02F1/1335 ; G02B5/20

Abstract:
A color filter of the present invention includes a substrate having light transmissivity, a color layer provided on the lower surface of the substrate and including a plurality of color pattern layers, each transmitting visible light of different color, and a phase difference control layer including a plurality of phase difference pattern layers and optically isotropic layers and provided on the lower surface of the color layer, wherein a color differentiation region includes a color pattern layer and a phase difference pattern layer and an optically isotropic layer that are provided on the lower surface of the color pattern layer is formed for each color of the color pattern layer, and the thickness of the phase difference pattern layer and the thickness of the color pattern layer are respectively different for each color differentiation region.
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