Invention Grant
- Patent Title: Optical plate and backlight module using the same
- Patent Title (中): 光板和背光模组使用相同
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Application No.: US12319006Application Date: 2008-12-31
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Publication No.: US08177377B2Publication Date: 2012-05-15
- Inventor: Shao-Han Chang
- Applicant: Shao-Han Chang
- Applicant Address: TW Tu-Cheng, New Taipei
- Assignee: Hon Hai Precision Industry Co., Ltd.
- Current Assignee: Hon Hai Precision Industry Co., Ltd.
- Current Assignee Address: TW Tu-Cheng, New Taipei
- Agency: Altis Law Group, Inc.
- Priority: CN200810302679 20080710; CN200810302684 20080710
- Main IPC: F21V13/04
- IPC: F21V13/04 ; F21V5/02
Abstract:
An optical plate includes a first surface and a second surface opposite to the first surface. The first surface defines a plurality of elongated, arc-shaped depressions. The second surface defines a plurality of triangular pyramidal depressions and a plurality of four-sided pyramidal depressions. Each four-sided pyramidal depression is surrounded by four triangular pyramidal depressions.
Public/Granted literature
- US20100008062A1 Optical plate and backlight module using the same Public/Granted day:2010-01-14
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