Display device and driving power control method thereof

The invention relates to a display device and a driving power control method thereof. A display device includes: a display panel; a gate driver configured to drive a gate line of the display panel, the gate driver including a gate stage connected to a power line supplying an output voltage to the gate stage; a comparator circuit coupled to the gate driver through a feedback line, the comparator circuit configured to compare a first partial voltage of a first node of the comparator circuit based on a feedback current in the feedback line with a second partial voltage of a second node of the comparator circuit based on a reference voltage, and supply the output voltage to a third node of the comparator circuit connected to the power line, the output voltage based on a comparison between the first partial voltage and the second partial voltage. 本公开涉及一种显示设备及其驱动功率控制方法。一种显示设备，其包括：显示面板；选通驱动器，其被配置为驱动显示面板的选通线，所述选通驱动器包括选通级，所述选通级连接到向选通级供应输出电压的电源线；比较器电路，其通过反馈线与选通驱动器联接，所述比较器电路被配置为将比较器电路的基于反馈线中的反馈电流的第一节点的第一分压与比较器电路的基于参考电压的