发明名称 |
Lighting device for display devices, liquid crystal display device, and light source lamp |
摘要 |
A lighting device includes a light source lamp, and a light-diffusing layer including a diffusing plate or a diffusing sheet, the light source lamp including a folded portion (curved portion), such as U-shaped tube, and the lighting device for display devices having any of, or a combination of: the folded portion of the light source lamp is covered with a lamp frame; an optical member provided with a light-reducing or light-shielding treatment is around the folded portion of the light source lamp; the folded portion of the light source lamp is outside an effective display region; the folded portion of the light source lamp includes a member reducing or shielding light; and a reflective member with a light-reducing treatment around the folded portion of the light source lamp. As a result, at least part of light generated from the curved portion of the light source lamp is reduced or shielded.
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申请公布号 |
US8382307(B2) |
申请公布日期 |
2013.02.26 |
申请号 |
US201113241794 |
申请日期 |
2011.09.23 |
申请人 |
SHARP KABUSHIKI KAISHA;TAKATA YOSHIKI;YAMADA KATSUAKI |
发明人 |
TAKATA YOSHIKI;YAMADA KATSUAKI |
分类号 |
G09F13/04;F21S2/00;G02F1/13357;G09F9/00 |
主分类号 |
G09F13/04 |
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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