Edgelit light guide device with prisms forming first and second sub patterns

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United States of America Patent

PATENT NO 11340394
APP PUB NO 20210286121A1
SERIAL NO

17174780

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Abstract

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A display includes a light guide plate having an incident edge surface and an output surface; a plurality of light sources arranged opposed to the incident edge surface; and a plurality of prisms arranged in a main pattern on a surface, each prism having a reflective surface configured to reflect light from any of the plurality of light sources towards the output surface. A curvature of the reflective surface of a first prism arranged in a first sub-pattern of the main pattern, is different from a curvature of the reflective surface of a second prism arranged in a second sub-pattern of the main pattern.

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Patent Owner(s)

Patent OwnerAddress
OMRON CORPORATION801 MINAMIFUDODO-CHO HORIKAWAHIGASHIIRU SHIOKOJI-DORI SHIMOGYO-KU KYOTO-SHI KYOTO 600-8530

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fujita, Junya Ichinomiya, JP 80 511
Okuda, Mitsuru Ichinomiya, JP 37 145

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