Optical: systems and elements – Holographic system or element – Using a hologram as an optical element
Patent
1994-08-23
1997-06-03
Sikes, William L.
Optical: systems and elements
Holographic system or element
Using a hologram as an optical element
359 51, G02F 11339
Patent
active
056360436
ABSTRACT:
A liquid display panel having minute unit liquid crystal cells, liquid crystalline molecules present in a plane passing the thicknesswise middle points of the unit liquid crystal layer and parallel to the substrate oriented substantially uniformly in all directions and at least one polarization plate, the aforementioned liquid crystal is a nematic liquid crystal material having a positive permittivity anisotropy, so that a wide viewing angle liquid crystal display panel enables high contrast and uniform display of a liquid crystal panel without a rubbing treatment.
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patent: 5473450 (1995-12-01), Yamada et al.
Y. Toko et al., Sid International Symposium Digest of Technical Papers Seattle, USA, vol. 24, 16 May 1993, "TN-LCDs Fabricated by Non-Rubbing Showing Wide and Homogeneous . . . ", pp. 622-625.
European Patent Office Search Report, Aug. 11, 1995.
K. Takatori et al; "A Complementary TN LCD with Wide-Viewing-Angle Grayscale", Japan Display '92 pp. 591-594.
Y. Toko et al; "TN-LCDs Fabricated by Non-Rubbing Showing Wide and Homogeneous Viewing Angular Characteristics and Excellent Voltage Holding Ratio", SID 93 Digest pp. 662-625.
Kosako Shinnya
Mochizuki Hideaki
Uemura Tsuyoshi
Yamamoto Masao
Dudek James A.
Matsushita Electric - Industrial Co., Ltd.
Sikes William L.
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