Invention Grant
US08274626B2 Diffuser prism sheet with light diffusing element on valley region, LCD back light unit including the same, and LCD device including the same
有权
漫射棱镜片与光散射元件在谷区，LCD背光单元包括它，以及包括其的LCD装置
- Patent Title: Diffuser prism sheet with light diffusing element on valley region, LCD back light unit including the same, and LCD device including the same
- Patent Title (中): 漫射棱镜片与光散射元件在谷区，LCD背光单元包括它，以及包括其的LCD装置
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Application No.: US12585372Application Date: 2009-09-14
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Publication No.: US08274626B2Publication Date: 2012-09-25
- Inventor: Jun Hyeak Choi , Man Suk Kim , Ju Yeol Choi , Seok Hoon Jang
- Applicant: Jun Hyeak Choi , Man Suk Kim , Ju Yeol Choi , Seok Hoon Jang
- Applicant Address: KR Gumi-si, Gyeongsangbuk-do
- Assignee: Cheil Industries, Inc.
- Current Assignee: Cheil Industries, Inc.
- Current Assignee Address: KR Gumi-si, Gyeongsangbuk-do
- Agency: Lee & Morse, P.C.
- Priority: KR10-2007-0025468 20070315; KR10-2008-0022438 20080311
- Main IPC: G02F1/1335
- IPC: G02F1/1335 ; F21V7/04
Abstract:
A diffuser prism sheet, an LCD back light unit including the same, and an LCD device including the same, the diffuser prism sheet including a base film made of a transparent material, and a light refracting part on a surface of the base film, the light refracting part including a plurality of unit prisms arranged in one direction, having a predetermined cross-sectional shape and valley regions between adjacent unit prisms, and light diffusing elements in the valley regions between the adjacent unit prisms.
Public/Granted literature
- US20100007821A1 Diffuser prism sheet, LCD back light unit including the same, and LCD device including the same Public/Granted day:2010-01-14
Information query
IPC分类:
