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    • 1. 发明申请
    • DISPLAY DRIVING DEVICE AND DISPLAY SYSTEM WITH IMPROVED PROTECTION AGAINST ELECTROSTATIC DISCHARGE
    • 显示驱动装置和显示系统,具有改进的防静电放电保护
    • US20130120334A1
    • 2013-05-16
    • US13611699
    • 2012-09-12
    • Hyung-tae KIMJi-woon JUNGJeong-ah AHN
    • Hyung-tae KIMJi-woon JUNGJeong-ah AHN
    • H02H9/04G06F3/038
    • G09G3/3688G09G2330/04
    • A display driving device a driving unit, an output unit, and an output control unit. The driving unit includes a first buffer and a second buffer generating a first driving voltage and a second driving voltage, respectively. The output unit includes a first output pad and a second output pad to which voltages are respectively applied via first second data driving paths, respectively, and which output the voltages to outside. The output control unit includes a charge share path that connects the first output pad and the second output pad. Each of the first data driving path and the second data driving path includes a first electro-static discharge (ESD) protection element, and the charge share path includes a second ESD protection element that is disposed separately from the first data driving path and the second data driving path.
    • 显示驱动装置,驱动单元,输出单元和输出控制单元。 驱动单元包括分别产生第一驱动电压和第二驱动电压的第一缓冲器和第二缓冲器。 输出单元包括分别经由第一第二数据驱动路径分别施加电压并将电压输出到外部的第一输出焊盘和第二输出焊盘。 输出控制单元包括连接第一输出焊盘和第二输出焊盘的电荷共享路径。 第一数据驱动路径和第二数据驱动路径中的每一个包括第一静电放电(ESD)保护元件,并且电荷共享路径包括与第一数据驱动路径分开设置的第二ESD保护元件, 数据驱动路径。