Liquid crystal display device

Details Liquid crystal display device Liquid crystal display device

2006-08-22

2010-02-23

Rahll, Jerry T (Department: 2874)

Liquid crystal cells, elements and systems

Particular structure

Having significant detail of cell structure only

Reexamination Certificate

active

07667801

ABSTRACT:
A liquid crystal display device comprising a first polarizer, a first retardation film satisfying (1) to (6) below, a liquid crystal cell, a second retardation film satisfying (7) to (12) below, a second polarizer in this order wherein the absorption axis of the first and second polarizer and the slow axis of the first and second retardation film are substantially in parallel, respectively:in-line-formulae description="In-line Formulae" end="lead"?10 nm<Re(548)<100 nm  (1)in-line-formulae description="In-line Formulae" end="tail"?in-line-formulae description="In-line Formulae" end="lead"?20 nm<Rth(548)<400 nm  (2)in-line-formulae description="In-line Formulae" end="tail"?in-line-formulae description="In-line Formulae" end="lead"?1.0<Re(446)/Re(548)<2.0  (3)in-line-formulae description="In-line Formulae" end="tail"?in-line-formulae description="In-line Formulae" end="lead"?0.5<Re(628)/Re(548)<1.0  (4)in-line-formulae description="In-line Formulae" end="tail"?in-line-formulae description="In-line Formulae" end="lead"?1.0<Rth(446)/Rth(548)<2.0  (5)in-line-formulae description="In-line Formulae" end="tail"?in-line-formulae description="In-line Formulae" end="lead"?0.5<Rth(628)/Rth(548)<1.0  (6)in-line-formulae description="In-line Formulae" end="tail"?in-line-formulae description="In-line Formulae" end="lead"?40 nm<Re(548)<300 nm  (7)in-line-formulae description="In-line Formulae" end="tail"?in-line-formulae description="In-line Formulae" end="lead"?20 nm<Rth(548)<400 nm  (8)in-line-formulae description="In-line Formulae" end="tail"?in-line-formulae description="In-line Formulae" end="lead"?0.5<Re(446)/Re(548)<1.5  (9)in-line-formulae description="In-line Formulae" end="tail"?in-line-formulae description="In-line Formulae" end="lead"?0.5<Re(628)/Re(548)<2.0  (10)in-line-formulae description="In-line Formulae" end="tail"?in-line-formulae description="In-line Formulae" end="lead"?0.5<Rth(446)/Rth(548)<2.0  (11)in-line-formulae description="In-line Formulae" end="tail"?in-line-formulae description="In-line Formulae" end="lead"?0.5<Rth(628)/Rth(548)<1.5  (12)in-line-formulae description="In-line Formulae" end="tail"?

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Notification Concerning Transmittal of International Preliminary Report on Patentability (IPRP) (Form PCT/IB/326), International Preliminary Report on Patentability (Form PCT/IB/373), Written Opinion of the International Searching Authority (Form PCT/ISA/237) mailed Sep. 26, 2006.
*PCT/ISA/210, PCT/ISA/220 and PCT/ISA/237.

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