11
Mark A Handschy, Jiuzhi Xue, Lianhua Ji: DC-balanced and non-DC-balanced drive schemes for liquid crystal devices. Displaytech, Robert G Crouch, Marsh Fischmann & Breyfogle, January 14, 2003: US06507330 (68 worldwide citation)

A method of operating a liquid crystal cell includes DC-balancing by displaying an inverse image with electric fields of increased magnitude relative to the image producing electric fields. While the inverse image is displayed the image is prevented from being visible by either turning off the light ...


12
Gilbert P Hyatt: Liquid crystal display having conductive cooling. July 11, 1995: US05432526 (67 worldwide citation)

Illumination control systems implemented with illumination amplifiers, such as liquid crystal devices, are provided. Heat transfer devices remove heat, such as heat caused by the high intensity illumination, from the illumination amplifier. The illumination amplifiers can be implemented in either tr ...


13
Duane A Grave: Liquid crystal displays utilizing polymer dispersed liquid crystal devices for enhanced performance and reduced power. Rockwell Science Center, Nathan O Jensen, Kyle Eppele, J P O Shaughnessy, November 7, 2000: US06144359 (67 worldwide citation)

Disclosed is an avionics display device for use in the cockpit of an aircraft. The display device includes a liquid crystal display adapted for using a source of light to display information to a viewer and a backlight adapted to controllably provide a portion of the source of light for use by the l ...


14
Frederick G Yamagishi, Leroy J Miller: Acrylate polymer-dispersed liquid crystal material and device made therefrom. April 30, 1991: US05011624 (65 worldwide citation)

A composite material includes droplets of a liquid crystal material dispersed within a matrix of a photopolymerized polymer. The material is prepared by forming a solution of the liquid crystal material and a monomer, and then polymerizing the monomer with light. The solubility of the liquid crystal ...


15
Arai Yoshi, Fujisawa Toru, Takeuchi Kiyohumi, Takatsu Haruyoshi, Adachi Koichiro, Ogawa Hiroshi, Maruyama Kazunori: Liquid crystal devices and process for producing the same.. Dainippon Ink & Chemicals, April 26, 1989: EP0313053-A2 (65 worldwide citation)

A liquid crystal device comprising a pair of substrate, at least one of them being transparent, and a light-control layer supported therebetween, wherein said light-control layer comprises a liquid crystal material showing positive dielectric anisotropy and a transparent solid substance, said liquid ...


16
Shuzo Ohara, Takumi Kosugi, Osamu Kawaguchi, Tetsuro Taen, Kenji Kawashima, Yu Tsuyama: Prism sheet. Goyo Paper Working, Armstrong Westerman Hattori McLeland & Naughton, December 1, 1998: US05844720 (64 worldwide citation)

A prism sheet having a plurality of substantially triangular prism-shaped lens units with their longitudinal axes almost parallel to each other arranged on one side and having the other side roughened, and with a characteristic value of 100 when said roughned side is smooth, the characterstic values ...


17
Ian Alexander Shanks: Liquid crystal devices. The Secretary of State for Defence in Her Britannic Majesty s Government of the United Kingdom of Great Britain and Northern Ireland, Pollock Vande Sande & Priddy, September 13, 1977: US04048358 (62 worldwide citation)

A liquid crystal device includes a sheet of plastic material having an open pore structure in which a liquid crystal material has been introduced. The liquid crystal material may be dichroic and contain one or more dyes which may be dichroic. The liquid crystal material may be nematic or cholesteric ...


18
Gilbert P Hyatt: Colored liquid crystal display having cooling. March 14, 1995: US05398041 (61 worldwide citation)

Colored illumination control systems implemented with illumination amplifiers, such as liquid crystal devices, are provided. Heat transfer devices remove heat, such as heat caused by the high intensity illumination, from the illumination amplifier. The colored illumination amplifiers can be implemen ...


19
Evan George Colgan, James Mckell Edwin Harper, Frank Benjamin Kaufman, Margaret Paggi Manny, Robert Lee Melcher, James Louis Speidell: Reflective spatial light modulator array. International Business Machines Corporation, January 6, 1998: US05706067 (61 worldwide citation)

A reflective spatial light modulator array is described incorporating liquid crystal devices, mirrors, a semiconductor substrate, electrical circuits, and a reflector/absorber layer for blocking light. The invention overcomes the problem of shielding light from semiconductor devices, high optical th ...


20
Nabeel A Riza: Digital control polarization based optical scanner. University of Central Florida, Brian S Law Offices of Brian S Steinberger Steinberger, February 29, 2000: US06031658 (58 worldwide citation)

High speed low cost billion point optical scanner using a binary optical polarization sensitive cascaded architecture network having binary switchable optical plates for scanning in one dimension(x-direction), two dimensions(x and y directions) and three dimensions(x, y and z directions). The scanne ...