Liquid crystal cells – elements and systems – Particular structure – Having significant detail of cell structure only
Reexamination Certificate
2009-09-25
2011-11-08
Wong, Eric (Department: 2883)
Liquid crystal cells, elements and systems
Particular structure
Having significant detail of cell structure only
C349S005000
Reexamination Certificate
active
08054418
ABSTRACT:
An LCD apparatus includes LCD panels for modulating irradiated light based on picture signals, a projection lens for extendedly projecting the light modulated by the LCD panels, a light source for emitting light to irradiate the LCD panels, an inorganic polarizer having a relatively higher degree of polarization and disposed on a light-emission side of each of the LCD panels, and an absorptive polarizer having a lower degree of polarization than the inorganic polarizer and disposed on a light-emission side of the inorganic polarizer. The inorganic polarizer having the higher degree of polarization and the absorptive polarizer having the lower degree of polarization have respective light transmission axes coincident with each other.
REFERENCES:
patent: 6669343 (2003-12-01), Shahzad et al.
patent: 7057681 (2006-06-01), Hinata et al.
patent: 2007/0051057 (2007-03-01), Zakoji et al.
patent: 2000-356770 (2000-12-01), None
patent: 2006-039087 (2006-02-01), None
patent: 2008-102416 (2008-05-01), None
Sanyo Electric Co,. Ltd.
Westerman Hattori Daniels & Adrian LLP
Wong Eric
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