Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Shih-Ping Lin0
Kuang-Hua Mei0
Po-Hung Chen0
Date of Patent
June 14, 2011
0Patent Application Number
125448130
Date Filed
August 20, 2009
0Patent Primary Examiner
Patent abstract
A display device and a manufacturing method thereof are provided. The display device includes a light guide, a light source, and a brightness enhancement film (BEF), and a dual brightness enhancement film (DBEF). The light guide has a first edge along a first direction and a second edge adjacent to the first edge corresponding to the light source. The BEF is disposed on the light guide and has a plurality of prisms along a second direction which rotates from 0 to 90 degrees with respect to the first direction. The DBEF has a transmission axis along a third direction which also rotates from 0 to 90 degrees with respect to the first direction.
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