| 发明名称 | Backlight and display device | ||
| 摘要 | Embodiments of the present invention disclose a backlight and a display device, to reduce the number of LEDs in a backlight, save costs, while avoiding dark areas appearing on the screen, so as to ensure display effect. The backlight comprises a first light guide plate and at least one light-emitting diode assembly, and the light-emitting diode assembly is located on one side of the first light guide plate. The light-emitting diode assembly comprises a second light guide plate, at least one light-emitting diode and a reflective film, wherein the at least one light-emitting diode is located on at least one side of the second light guide plate, and the reflective film is located on at least one side of the second light guide plate. | ||
| 申请公布号 | US9022634(B2) | 申请公布日期 | 2015.05.05 |
| 申请号 | US201213701110 | 申请日期 | 2012.07.20 |
| 申请人 | Beijing Boe Optoelectronics Technology Co., Ltd. | 发明人 | Bu Zhanchang;Wang Bochang;Wang Fei;Sun Yanjun;Deng Yi;Hua Guangsheng |
| 分类号 | F21V8/00 | 主分类号 | F21V8/00 |
| 代理机构 | Ladas & Parry LLP | 代理人 | Ladas & Parry LLP |
| 主权项 | 1. A backlight, comprising: a first light guide plate; two or more than two at light-emitting diode assemblies, which are located on one side of the first light guide plate, the light-emitting diode assembly comprising: a second light guide plate; at least one light-emitting diode; and a reflective film, wherein the at least one light-emitting diode is located on at least one side of the second light guide plate, and the reflective film is located on at least other side of the second light guide plate, the two or more than two light-emitting diode assemblies are provided side by side as a column and each does not exceed a length of a light-incident surface of the first light guide plate. | ||
| 地址 | Beijing unknown | ||