公开(公告)号：US20170047018A1

公开(公告)日：2017-02-16

申请号：US15232618

申请日：2016-08-09

Applicant: LG Display Co., Ltd.

Inventor： Hyun-Ho PARK ,  Key-Young YANG

IPC: G09G3/34 ,  G09G3/36 ,  G09G3/3225

CPC classification number: G09G3/3266 ,  G09G3/3677 ,  G09G2300/0413 ,  G09G2310/08 ,  G11C19/287

Abstract: A gate driving unit includes first to nth stages sequentially outputting first to nth gate pulses, respectively, according to a start signal, wherein n is an integer larger than 2; and a dummy stage receiving the nth gate pulse, charging an (n+1)th Q node and outputting a dummy pulse synchronized with a clock signal, the dummy stage receiving a reset signal and discharging the (n+1)th Q node, wherein the first to nth stages receive the reset signal and charge first QB to nth QB nodes, respectively.

Abstract translation: 栅极驱动单元包括第一至第n阶段，分别根据起始信号顺序地输出第一至第n个栅极脉冲，其中n是大于2的整数; 以及接收第n门脉冲的虚拟级，对第（n + 1）Q节点充电并输出与时钟信号同步的虚拟脉冲，所述虚拟级接收复位信号并对第（n + 1）Q节点进行放电， 其中第一至第n级接收复位信号并分别对第一QB至第n个QB节点充电。

公开(公告)号：US20220197070A1

公开(公告)日：2022-06-23

申请号：US17466471

申请日：2021-09-03

Applicant: LG DISPLAY CO., LTD.

Inventor： Ji-Hoon YU ,  Hye-Ji JEON ,  Kyoung-Seok PARK ,  Key-Young YANG ,  Si-Hyun KIM ,  Hyun-Ho PARK

IPC: G02F1/1368 ,  G02F1/1362

Abstract: A liquid crystal display device includes first and second substrates facing and spaced apart from each other; a liquid crystal layer between the first and second substrates; a thin film transistor in a subpixel on an inner surface of first substrate; a pixel electrode connected to the thin film transistor; a common electrode generating an electric field with the pixel electrode; a black matrix in a border portion of the subpixel on an inner surface of the second substrate, the black matrix including a metallic material, and a voltage applied to the black matrix; and a color filter layer in a center portion of the subpixel on the black matrix.

公开(公告)号：US20170192271A1

公开(公告)日：2017-07-06

申请号：US15388051

申请日：2016-12-22

Applicant: LG Display Co., Ltd.

Inventor： Hyun-Ho PARK ,  Min-Ho LEE

IPC: G02F1/1368 ,  H01L27/12 ,  G09G3/36 ,  H01L29/417

CPC classification number: G02F1/1368 ,  G02F1/13454 ,  G02F2201/124 ,  G09G3/3677 ,  G09G3/3688 ,  G09G2300/0426 ,  G09G2310/0267 ,  G09G2310/0286 ,  G09G2310/0289 ,  G09G2310/0291 ,  G09G2310/08 ,  H01L27/1214 ,  H01L29/41733 ,  H01L29/78696

Abstract: A gate driving unit includes a plurality of stages sequentially outputting a plurality of gate signals, wherein each of the plurality of stages includes a first transistor including: a gate electrode; a gate insulating layer on the gate electrode; and a source electrode and a drain electrode on the gate insulating layer over the gate electrode, the source electrode and the drain electrodes spaced apart from each other, and wherein a first area where the gate electrode and the source electrode overlap each other is 2.5 times to 6 times of a second area where the gate electrode and the drain electrode overlap each other.