Illumination – Display backlight
Reexamination Certificate
2009-04-14
2011-12-13
Ward, John A (Department: 2885)
Illumination
Display backlight
C362S235000, C362S309000, C362S607000, C362S627000
Reexamination Certificate
active
08075151
ABSTRACT:
A surface light source device includes a diffusing member which diffuses light, a reflective member which reflects light, plural light sources provided aligned in a flat manner between the diffusing member and the reflective member, and a light control member provided between the plural light sources and the reflective member as well as arranged in a state that a gap is imposed between the reflective member and the light control member, which has a light-guiding function of guiding part of light emitted from respective light sources in an alignment direction of the light sources, in which the light control member has a rugged structure portion in which geometric shapes in cross section are continuously formed on at least one surface.
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European Search Report, EP 09156575, dated Aug. 4, 2009.
Ito Atsushi
Kouyama Yoshiaki
Lerner David Littenberg Krumholz & Mentlik LLP
Sony Corporation
Ward John A
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