发明名称 Dual mode backlight system and related method
摘要 The present disclosure is directed to a dual mode backlight system and related method. The system may include a circuit card including a first array of lights for use in a day mode and a second array of lights for use in a night mode. The system may also include a heat sink which may be connected to the circuit card, and a light filter assembly. The light filter assembly may include a light filter plate and a plurality of light filters disposed within the light filter plate, where the light filters are configured for filtering light from the second array of lights. The system may also include a diffuse reflector connected to the light filter assembly, wherein the light filter assembly and diffuse reflector create an optical seal between the first array of lights and the second array of lights.
申请公布号 US9441802(B1) 申请公布日期 2016.09.13
申请号 US201213489575 申请日期 2012.06.06
申请人 Rockwell Collins, Inc. 发明人 Deloy Christian T.
分类号 F21S13/14;H05B33/08 主分类号 F21S13/14
代理机构 代理人 Gerdzhikov Angel N.;Suchy Donna P.;Barbieri Daniel M.
主权项 1. A dual mode backlight system, comprising: a circuit card having a first side and a second side, the circuit card including a first array of lights for use in a first mode and a second array of lights for use in a second mode, wherein the first array of lights and the second array of lights are arranged on the first side of the circuit card in alternating rows; a heat sink, the heat sink connected to the second side of the circuit card; a light filter assembly, the light filter assembly including a light filter plate and a plurality of light filters disposed within the light filter plate, each light filter of said plurality of light filters configured for filtering light from the second array of lights, the light filter plate connected to the first side of the circuit card to create a physical partition between the first array of lights and the second array of lights on the first side of the circuit card; a diffuse reflector, the diffuse reflector connected to the light filter assembly; wherein the light filter assembly and diffuse reflector are connected to the first side of the circuit card to create an optical seal between each light of the first array of lights and the second array of lights.
地址 Cedar Rapids IA US
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