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Browse by Category: Main > Material Science
Class Information
Number: 349/57
Name: Liquid crystal cells, elements and systems > Particular structure > Lens or prism separate from projection system (i.e., it is not integral part of illumination system)
Description: Subject matter wherein the liquid crystal device includes a specific lens or prism near or adjacent to the liquid crystal cell, wherein the lens or prism is not an integral part of a projection system nor a light guide of the liquid crystal illumination system.










Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8040462 Liquid crystal display device Oct. 18, 2011
8035759 Polarization conversion device, polarized illumination optical device, and liquid crystal projector Oct. 11, 2011
8031276 Manufacture of a birefringent liquid crystal component Oct. 4, 2011
8023069 Liquid crystal display device Sep. 20, 2011
8013944 Display device for reducing cross-talk between displayed images Sep. 6, 2011
7993017 Projection display apparatus Aug. 9, 2011
7991257 Method of manufacturing an optical composite Aug. 2, 2011
7986451 Optical films for directing light towards active areas of displays Jul. 26, 2011
7936415 Light source apparatus and liquid crystal display having the same May. 3, 2011
7936412 Color filterless display device, optical element, and manufacture May. 3, 2011
7924351 Autostereoscopic display Apr. 12, 2011
7898617 Multi-section visual display having overlapping structure Mar. 1, 2011
7880824 Surface emitting device, liquid crystal display, and optical sheet combination Feb. 1, 2011
7852433 Backlight assembly and display device having the same Dec. 14, 2010
7841749 Optical member, backlight assembly having the same and liquid crystal display device having the same Nov. 30, 2010
7812897 Method for making prism sheet Oct. 12, 2010
7800703 Display device Sep. 21, 2010
7787074 Optical sheet, backlight unit, and liquid crystal display Aug. 31, 2010
7764327 Display device Jul. 27, 2010
7750981 High-resolution autostereoscopic display Jul. 6, 2010
7750989 Prism sheet, method for making the same and liquid crystal display device using the same Jul. 6, 2010
7742123 Color-filterless LCD Jun. 22, 2010
7731366 Stress birefringence compensation in polarizing beamsplitters and systems using same Jun. 8, 2010
7710513 Method for illuminating liquid crystal display device, a back-light assembly for performing the same, and a liquid crystal display device using the same May. 4, 2010
7688395 Optical film assembly, as well as backlight module and LCD apparatus comprising the same Mar. 30, 2010
7683989 Directional display apparatus Mar. 23, 2010
7667785 Optical separating filter Feb. 23, 2010
7623188 Directional display device Nov. 24, 2009
7619726 Method of measuring light leakage intensity ratio and filter Nov. 17, 2009
7604355 Systems and methods for handheld projection displays Oct. 20, 2009
7599012 Luminous display device Oct. 6, 2009
7593077 Display apparatus having innovative array substrate Sep. 22, 2009
7580083 Color-filterless LCD Aug. 25, 2009
7564507 Apparatus for displaying three-dimensional image Jul. 21, 2009
7554623 Optical assembly to provide complementary illumination of subpixels of a light valve pixel Jun. 30, 2009
7538830 Light-emitting apparatus May. 26, 2009
7518799 Optical plate, method of manufacturing optical plate, backlight assembly and liquid crystal display device Apr. 14, 2009
7518668 Display device having horizontal power transformer configuration Apr. 14, 2009
7471352 Directional display apparatus Dec. 30, 2008
7396132 Prism assembly for use in optical devices and projector comprising such a prism assembly Jul. 8, 2008
7397461 Mirrored decorative video display concealment and cooling apparatus and method Jul. 8, 2008
7397522 Method for illuminating liquid crystal display device, a back-light assembly for performing the same, and a liquid crystal display device using the same Jul. 8, 2008
7360939 Surface emitting device, backside illumination device, and liquid crystal display device Apr. 22, 2008
7357511 Stress birefringence compensation in polarizing beamsplitters and systems using same Apr. 15, 2008
7349039 Optical sheet and LCD apparatus using the same Mar. 25, 2008
7345654 Three-dimensional image display apparatus Mar. 18, 2008
7322700 Image display apparatus Jan. 29, 2008
7321349 Display element, display device, and microlens array Jan. 22, 2008
7306343 Image rotator Dec. 11, 2007
7290884 Display device having resolution improving apparatus for project-type display device Nov. 6, 2007

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