The automaticbrightnesscontrol system is another design. The design includes the average and peak area exposure measurement using FPGA.
自动亮度控制硬件系统作为设计的另一个环节，利用FPGA完成了峰值测光与区域测光的设计。
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Methods: Using CCD camera to monitor surgical process and build a automatic feedback control system for judging the sudden change of color or brightness around laser hole.