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发明名称
具有自动调整投影亮度功能的投影装置及方法
摘要
本发明提供一种具有自动调整投影亮度功能的投影装置及方法,该投影装置包括有光源、电源、镜头模组、及影像显示器,该电源用于向光源进行供电;该影像显示器用于接收光源投射来的光线,并将经光线照射的画面投射至镜头模组进行投影;该投影装置还包括:光线检测单元,用于侦测影像显示器周期性投射过来的光线对应的数位值,并将该数位值与一预设值比较,根据比较结果产生一控制信号;电源控制器,用于根据该控制信号控制电源的输出来调整光源的亮度,直至来自于光源中的光线对应的数位值达到预设值。
申请公布号
TWI414878
申请公布日期
2013.11.11
申请号
TW099136841
申请日期
2010.10.28
申请人
鸿海精密工业股份有限公司 新北市土城区自由街2号
发明人
游银泉;黄英雄;吴星助
分类号
G03B21/14
主分类号
G03B21/14
代理机构
代理人
主权项
地址
新北市土城区自由街2号
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