带有反馈调节的直下式LED背光源驱动设计

Design of Direct LED Backlight Driver with Feedback Regulation Circuit

文章介绍了一种通过反馈调节降低系统功耗的直下式LED背光源驱动电路,讨论了反馈机制和引入反馈所带来的问题的解决方案,最后简单介绍了通过FPGA进行前端控制的流程。

This paper introduces a LED driver circuit for direct LED backlight by using feedback circuit to reduce power consumption of system, explains the feedback principal and gives the solutions that solving the problems caused by feedback circuit, finally shows the process how the FPGA control the LED driver in brief