Gate driving unit, gate driving circuit and display device

The invention discloses a gate driving unit, a gate driving circuit and a display device, and the gate driving unit comprises an input module which is connected with a first node and charges the first node according to a pre-charging signal; an output module which is connected with the first node an...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: WEI XIANGLI, FANG SONG, ZOU ZHONGFEI
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention discloses a gate driving unit, a gate driving circuit and a display device, and the gate driving unit comprises an input module which is connected with a first node and charges the first node according to a pre-charging signal; an output module which is connected with the first node and provides a grid driving signal and a transmission signal according to the voltage of the first node and a clock signal; and a pull-down stabilizing module which is connected with the output module and the first node and is used for maintaining the gate driving signal at a low level under the control of a pull-down signal; wherein the output module comprises a first switch tube, and the first switch tube is used for carrying out feedback charging on the input module and the pull-down stabilization module according to the transmission signal in a bootstrap stage, so that the first node is maintained at a high potential. The gate driving unit provided by the invention can effectively prevent electric leakage of the