发明名称 |
Prism sheet and backlight unit employing the same |
摘要 |
Provided is a prism sheet including a substrate transmitting incident light and having at least one groove inwardly formed in a surface of the substrate. A refractive member is provided in the groove and has a relatively higher refractive index than a refractive index of the substrate. A prism is arranged to face the refractive member, refract and transmit incident light, and has a relatively lower refractive index than the refractive index of the refractive member. A backlight unit is provided that includes at least one light source emitting light, along with a light guide panel that guides a procession of light emitted from the light source. The prism sheet includes at least one groove inwardly formed in a surface of the light guide panel. A refractive member is provided in the groove and a prism is arranged to face the refractive member.
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申请公布号 |
US7448787(B2) |
申请公布日期 |
2008.11.11 |
申请号 |
US20050285366 |
申请日期 |
2005.11.23 |
申请人 |
SAMSUNG ELECTRONICS CO., LTD. |
发明人 |
KIM JIN-HWAN;CHOI HWAN-YOUNG |
分类号 |
F21V7/04 |
主分类号 |
F21V7/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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