Invention Grant
- Patent Title: Illumination device, backlight device used for liquid crystal display apparatus and liquid crystal display apparatus
- Patent Title (中): 照明装置,用于液晶显示装置的背光装置和液晶显示装置
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Application No.: US12441751Application Date: 2007-06-26
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Publication No.: US08226261B2Publication Date: 2012-07-24
- Inventor: Atsuyuki Tanaka , Takeshi Masuda , Yukihiro Sumida
- Applicant: Atsuyuki Tanaka , Takeshi Masuda , Yukihiro Sumida
- Applicant Address: JP Osaka
- Assignee: Sharp Kabushiki Kaisha
- Current Assignee: Sharp Kabushiki Kaisha
- Current Assignee Address: JP Osaka
- Agency: Keating & Bennett, LLP
- Priority: JP2006-255021 20060920
- International Application: PCT/JP2007/062757 WO 20070626
- International Announcement: WO2008/035493 WO 20080327
- Main IPC: F21V23/00
- IPC: F21V23/00

Abstract:
An illumination device including a plurality of illumination areas, each of which is individually controllable, includes a plurality of light-emitting devices disposed in a matrix pattern in each of the illumination areas where emission colors are disposed in a different manner between adjacent rows and between adjacent columns. Consequently, the emission of uneven luminance or uneven color is prevented from occurring in boundary portions of each of the illumination areas.
Public/Granted literature
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