Diffuser plate, backlight and display having the same

Details Diffuser plate, backlight and display having the same Diffuser plate, backlight and display having the same

2011-01-04

2011-01-04

Healy, Brian M (Department: 2883)

Liquid crystal cells, elements and systems

Particular structure

Particular illumination

C349S061000, C349S062000, C362S355000, C362S097200

Reexamination Certificate

active

07864266

ABSTRACT:
A diffuser plate includes a first optical sheet having a rear surface configured to receive light from a light source and having a front surface configured to provide light to a second optical sheet, the first optical sheet having a refractive part that includes a plurality of optical members at a surface of the first optical sheet, and a second optical sheet disposed in front of the first optical sheet, the second optical sheet including a rear surface configured to receive light from the first optical sheet, a front surface configured to emit light, and light-scattering beads within the first optical sheet.

REFERENCES:
patent: 6147804 (2000-11-01), Kashima et al.
patent: 6333817 (2001-12-01), Kashima et al.
patent: 7156546 (2007-01-01), Higashiyama
patent: 2008/0062719 (2008-03-01), Shiau et al.
patent: 2009/0128740 (2009-05-01), Lee et al.

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