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    • 8. 发明申请
    • LIQUID CRYSTAL PANEL, AND LIQUID CRYSTAL DISPLAY DEVICE
    • 液晶板和液晶显示装置
    • US20090268133A1
    • 2009-10-29
    • US12065695
    • 2007-04-19
    • Hiroyuki YoshimiKentarou Takeda
    • Hiroyuki YoshimiKentarou Takeda
    • G02F1/1335
    • G02F1/13363G02F1/133371G02F1/133514G02F2001/133637G02F2413/01G02F2413/12
    • The liquid crystal panel of the invention can restrain coloration following a change in the viewing angle when black is displayed, and can be produced into a relatively thin form. This panel has a liquid crystal cell 20 having a color filter having individual blue, green and red regions, a first polarizer 10 formed on one side of the cell 20, a second polarizer 40 formed on the other side of the cell 20, and a compensation layer 30 arranged between the first and second polarizers 10 and 40. The compensation layer 30 has an optical characteristic that the layer gives a larger retardation for a longer wavelength, and the cell 20 has a liquid crystal layer in a vertical alignment mode, and the thickness direction retardation values Rth(B), Rth(G) and Rth(R) of the liquid crystal cell to light transmitted through the individual color regions in the liquid crystal cell 20 satisfy: |Rth(B)|
    • 本发明的液晶面板可以抑制黑色显示后的视野角变化的着色,可以制成较薄的形状。 该面板具有液晶单元20,该液晶单元20具有单独的蓝色,绿色和红色区域的滤色器,形成在单元20一侧的第一偏振片10,形成于单元20另一侧的第二偏振片40, 补偿层30布置在第一和第二偏振器10和40之间。补偿层30具有光学特性,该层对较长波长产生更大的延迟,并且单元20具有垂直对准模式的液晶层,以及 液晶单元20的透射通过各个色彩区域的光的厚度方向延迟值Rth(B),Rth(G)和Rth(R)满足:| Rth(B)| <| Rth( G)| <| Rth(R)|。
    • 9. 发明授权
    • Composite double refraction member
    • 复合双折射构件
    • US07586571B2
    • 2009-09-08
    • US10546874
    • 2004-08-26
    • Hiroyuki YoshimiYuuichi NishikoujiNao Murakami
    • Hiroyuki YoshimiYuuichi NishikoujiNao Murakami
    • G02F1/1335
    • G02B5/3083G02F1/13363
    • The present invention provides a composite birefringent member including a first birefringent layer and a second birefringent layer. The second birefringent layer is formed on at least one surface of the first birefringent layer. In the wavelength range from 400 to 800 nm, a value of Δndx/Δnd550 and a value of Rthx/Rth550 of the composite birefringent member as a whole are different from each other. The composite birefringent member satisfies a requirement that the second birefringent layer is formed of a polymer such as polyamide and/or a requirement that Δnd and Rth of the composite birefringent member satisfy formulae (I) and (II) below. As a result, the composite birefringent member allows a liquid crystal display to achieve a wide viewing angle, compensates birefringence of a liquid crystal cell, and does not cause display coloring of the liquid crystal display. Δnd400/Δnd550 1   (II).
    • 本发明提供了包括第一双折射层和第二双折射层的复合双折射元件。 第二双折射层形成在第一双折射层的至少一个表面上。 在400至800nm的波长范围内,复合双折射元件的Deltandx / Deltand550值和Rthx / Rth550的值彼此不同。 复合双折射元件满足第二双折射层由聚酰胺等聚合物形成的要求,和/或复合双折射构件的Deltand和Rth满足下式(I)和(II)的要求。 结果,复合双折射构件允许液晶显示器实现宽视角,补偿液晶单元的双折射,并且不会引起液晶显示器的显示着色。 <?in-line-formula description =“In-line Formulas”end =“lead”?> Deltand400 / Deltand550 <1(I)<?in-line-formula description =“In-line Formulas”end =“tail” ?> <?in-line-formula description =“In-line Formulas”end =“lead”?> Rth400 / Rth550> 1(II)<?in-line-formula description =“In-line Formulas”end = “尾巴”?