发明名称 Lighting device for display devices, liquid crystal display device, and light source lamp
摘要 A lighting device for display devices preferably used for constituting a backlight of a transmissive or transflective liquid crystal display device includes a light source lamp, and a light-diffusing layer constituted by a diffusing plate or a diffusing sheet, the light source lamp being a light source lamp having a folded portion(curved portion), such as U-shaped tube, and the lighting device for display devices having any of, or a combination of: a configuration in which the folded portion (curved portion) of the light source lamp is covered with a lamp frame; a configuration in which an optical member provided with a light-reducing or light-shielding treatment is used around the folded portion (curved portion) of the light source lamp; a configuration in which the folded portion (curved portion) of the light source lamp is disposed outside an effective display region; a configuration in which the folded portion (curved portion) of the light source lamp is provided with a member for reducing or shielding light; and a configuration in which a reflective member provided with a light-reducing treatment is used around the folded portion (curved 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.
申请公布号 US2007165156(A1) 申请公布日期 2007.07.19
申请号 US20040597030 申请日期 2004.11.18
申请人 SHARP KABUSHIKI KAISHA 发明人 TAKATA YOSHIKI;YAMADA KATSUAKI
分类号 G02F1/1335;F21S2/00;G02F1/13357;G09F9/00;G09F13/04 主分类号 G02F1/1335
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