Illumination – Display backlight
Reexamination Certificate
2009-06-16
2011-11-15
Sawhney, Hargobind S (Department: 2885)
Illumination
Display backlight
C362S327000
Reexamination Certificate
active
08057056
ABSTRACT:
A light guide plate includes a body having a bottom surface and a light output surface opposite to the bottom surface. A scattering structure is formed on the bottom surface. The scattering structure includes a plurality of scattering dots located in the form of a plurality of concentric shapes about the center. A backlight module using the light guide plate is also provided.
REFERENCES:
patent: 5134549 (1992-07-01), Yokoyama
patent: 5775791 (1998-07-01), Yoshikawa et al.
patent: 5961198 (1999-10-01), Hira et al.
patent: 6345899 (2002-02-01), Ohkawa et al.
patent: 6979112 (2005-12-01), Yu et al.
patent: 6991359 (2006-01-01), Leu et al.
patent: 7068332 (2006-06-01), Liu et al.
patent: 7101070 (2006-09-01), Yu et al.
patent: 7324174 (2008-01-01), Hafuka et al.
patent: 7325959 (2008-02-01), Tsai
patent: 7347612 (2008-03-01), Yue et al.
patent: 7455416 (2008-11-01), Chen
patent: 7510291 (2009-03-01), Song et al.
patent: 7553057 (2009-06-01), Hwang et al.
patent: 2006/0120112 (2006-06-01), Lin et al.
patent: 2006/0256581 (2006-11-01), Hwang et al.
patent: 2007/0070616 (2007-03-01), Segawa
patent: 03137618 (1991-06-01), None
patent: 09330610 (1997-12-01), None
Jin Guo-Fan
Zhang He
Zhao Yan
Zhu Jun
Altis Law Group, Inc.
Hon Hai Precision Industry Co. Ltd.
Sawhney Hargobind S
Tsinghua University
LandOfFree
Light guide plates and backlight module does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Light guide plates and backlight module, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Light guide plates and backlight module will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4257990