Display driving circuit, display device, and operation method of display driving circuit

• Main Authors: HONG DO-YONG, LIU ZHAOXUAN, SHIN HA JOON, QIU CHUIXUN, XU MINGHAO, CHOI CHUL-HO, QIU YUWEN
• Format: Patent
• Language: Chinese; English
• Published: 30.08.2022
• Subjects: ADVERTISING; ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICESUSING STATIC MEANS TO PRESENT VARIABLE INFORMATION; CRYPTOGRAPHY; DISPLAY; EDUCATION; PHYSICS; SEALS

A display driving circuit, a display device, and an operation method of the display driving circuit may be provided. The display driving circuit includes: a reference voltage generator configured to generate a plurality of reference voltages; a buffer circuit configured to generate an output voltage based on a reference voltage applied to an input node of the buffer circuit among the reference voltages; and a pre-charge circuit configured to pre-charge the input node based on a first control signal in a transition period, the transition period is a time period between a first time point at which a first reference voltage is applied to the input node and a second time point at which a second reference voltage is applied to the input node. 可以提供一种显示驱动电路、显示装置和显示驱动电路的操作方法。所述显示驱动电路包括：参考电压发生器，所述参考电压发生器被配置为产生多个参考电压；缓冲电路，所述缓冲电路被配置为基于所述参考电压当中的被施加到所述缓冲电路的输入节点的参考电压来产生输出电压；以及预充电电路，所述预充电电路被配置为在转变时段中基于第一控制信号对所述输入节点进行预充电，所述转变时段是向所述输入节点施加第一参考电压的第一时间点与向所述输入节点施加第二参考电压的第二时间点之间的时间段。