发明申请
US20100259180A1 LED CIRCUIT AND METHOD FOR CONTROLLING THE AVERAGE CURRENT OF THE LED
有权
用于控制LED平均电流的LED电路和方法
- 专利标题： LED CIRCUIT AND METHOD FOR CONTROLLING THE AVERAGE CURRENT OF THE LED
- 专利标题（中）： 用于控制LED平均电流的LED电路和方法
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申请号： US12755341申请日： 2010-04-06
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公开(公告)号： US20100259180A1公开(公告)日： 2010-10-14
- 发明人: Yuancheng Ren , Lei Du , Yong Huang
- 申请人： Yuancheng Ren , Lei Du , Yong Huang
- 优先权： CN200910058905.3 20090410
- 主分类号： H05B37/02
- IPC分类号： H05B37/02
摘要：
An LED circuit is disclosed. The circuit senses the average current flowing through the LED. The sensed signal is compensated and modulated. The modulated signal is then used to control the ON/OFF state of a switch that supplies power to the LED.
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