Decoupled holographic film and diffuser

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8798425
APP PUB NO 20120069031A1
SERIAL NO

13303032

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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In various embodiments described herein, a display device includes a front illumination device that comprises a light guide disposed forward of an array of display elements, such as an array of interferometric modulators, to distribute light across the array of display elements. The light guide may include a turning film to deliver uniform illumination from a light source to the array of display elements. For many portable display applications, the light guide comprises the substrate used in fabricating the display elements. The display device may include additional films as well. The light guide, for example, may include a diffuser and/or an optical isolation layer to further enhance the optical characteristics of the display.

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Patent Owner(s)

  • SNAPTRACK, INC.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bita, Ion San Jose, US 106 2295
Gruhlke, Russell Wayne Milpitas, US 71 1496
Mienko, Marek San Jose, US 61 1537
Wang, Lai Milpitas, US 53 1316
Xu, Gang Cupertino, US 360 5534

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