公开(公告)号：US20140103983A1

公开(公告)日：2014-04-17

申请号：US13802690

申请日：2013-03-13

Applicant: AU OPTRONICS CORP.

Inventor： Ching-Hui Chang ,  Pin-Yu Chan ,  Kai-Wei Hong ,  Yung-Chih Chen

IPC: H03K3/015

CPC classification number: H03K3/015 ,  G09G3/3655 ,  G09G3/3677 ,  G09G2310/08 ,  G11C19/28

Abstract: A shift register of a gate driving circuit includes a pull-up unit for pulling up a first output signal and a first gate signal to a high voltage level according to a driving voltage and a high-frequency clock signal, a start-up unit for transmitting a second gate signal, an energy-store unit for providing the driving voltage to the pull-up unit according to the second gate signal, a first discharging unit for pulling down the driving voltage to a first voltage level according to a first control signal, a first leakage-preventing unit for turning off the first discharging unit when the first gate signal reaches the high voltage level, a first pull-down unit for respectively pulling down the first output and first gate signals to the first and a second voltage levels according to the first control signal, and a first control unit for generating the first control signal.

Abstract translation: 栅极驱动电路的移位寄存器包括：上拉单元，用于根据驱动电压和高频时钟信号将第一输出信号和第一栅极信号提升到高电压电平;启动单元，用于 发送第二门信号，用于根据第二门信号向上拉单元提供驱动电压的能量存储单元，用于根据第一控制信号将驱动电压下拉到第一电压电平的第一放电单元 第一防漏单元，用于当第一栅极信号达到高电压电平时关闭第一放电单元;第一下拉单元，用于分别将第一输出和第一栅极信号分别拉至第一和第二电压电平 以及用于产生第一控制信号的第一控制单元。

公开(公告)号：US08971479B2

公开(公告)日：2015-03-03

申请号：US13802690

申请日：2013-03-13

Applicant: AU Optronics Corp.

Inventor： Ching-Hui Chang ,  Pin-Yu Chan ,  Kai-Wei Hong ,  Yung-Chih Chen

IPC: G11C19/00 ,  H03K3/015 ,  G09G3/36

CPC classification number: H03K3/015 ,  G09G3/3655 ,  G09G3/3677 ,  G09G2310/08 ,  G11C19/28

Abstract: A shift register of a gate driving circuit includes a pull-up unit for pulling up a first output signal and a first gate signal to a high voltage level according to a driving voltage and a high-frequency clock signal, a start-up unit for transmitting a second gate signal, an energy-store unit for providing the driving voltage to the pull-up unit according to the second gate signal, a first discharging unit for pulling down the driving voltage to a first voltage level according to a first control signal, a first leakage-preventing unit for turning off the first discharging unit when the first gate signal reaches the high voltage level, a first pull-down unit for respectively pulling down the first output and first gate signals to the first and a second voltage levels according to the first control signal, and a first control unit for generating the first control signal.

Abstract translation: 栅极驱动电路的移位寄存器包括：上拉单元，用于根据驱动电压和高频时钟信号将第一输出信号和第一栅极信号提升到高电压电平;启动单元，用于 发送第二门信号，用于根据第二门信号向上拉单元提供驱动电压的能量存储单元，用于根据第一控制信号将驱动电压下拉到第一电压电平的第一放电单元 第一防漏单元，用于当第一栅极信号达到高电压电平时关闭第一放电单元;第一下拉单元，用于分别将第一输出和第一栅极信号分别拉至第一和第二电压电平 以及用于产生第一控制信号的第一控制单元。