Light guide place and light-diffusing structure thereof

Details Light guide place and light-diffusing structure thereof Light guide place and light-diffusing structure thereof

2008-07-10

2010-10-05

Ullah, Akm E (Department: 2874)

Liquid crystal cells, elements and systems

Particular structure

Particular illumination

C362S035000

Reexamination Certificate

active

07808578

ABSTRACT:
A light guide plate that is divided into an effective section capable of providing uniform surface illumination and a transitional section between the effective section and the point light source includes a light-receiving surface, a light-emitting surface, a light-reflecting surface, and a plurality of light-diffusing structures. The light-diffusing structures are spread on the transitional section, and each light-diffusing structure is in the shape of a part elliptic cylinder having a long axis and a short axis and the front surface of the light-diffusing structure facing the point light source is a part elliptic cylindrical surface.

REFERENCES:
patent: 6144491 (2000-11-01), Orikasa et al.
patent: 6601962 (2003-08-01), Ehara et al.
patent: 2003/0076669 (2003-04-01), Itoh et al.
patent: 2004/0252483 (2004-12-01), Cheng
patent: 2006/0039073 (2006-02-01), Lee et al.
patent: 2006/0268578 (2006-11-01), Zhu et al.
patent: 2007/0115689 (2007-05-01), Yang
patent: 2007/0274100 (2007-11-01), Yang et al.
patent: 2008/0151375 (2008-06-01), Lin
patent: 2008/0285309 (2008-11-01), Fang et al.
patent: 2010/0079701 (2010-04-01), Murayama et al.
patent: 1508603 (2004-06-01), None
patent: 2002-184225 (2002-06-01), None

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