公开(公告)号：US20190206974A1

公开(公告)日：2019-07-04

申请号：US16224666

申请日：2018-12-18

Applicant: LG Display Co., Ltd.

Inventor： Haejin PARK ,  Kimin SON

IPC: H01L27/32

CPC classification number: H01L27/3276

Abstract: Disclosed is a display apparatus. The display apparatus includes a substrate, a first wiring part on the substrate, a first insulation layer on the first wiring part, a microchip on the first insulation layer, a second wiring part on the microchip, and an organic light emitting device on the second wiring part. The microchip includes a first surface and a second surface opposite to each other, a first pad part on the first surface, and a second pad part on the second surface. The first pad part is connected to the first wiring part, and the second pad part is connected to the second wiring part.

公开(公告)号：US20200074933A1

公开(公告)日：2020-03-05

申请号：US16548761

申请日：2019-08-22

Applicant: LG Display Co., Ltd.

Inventor： Myungho BAN ,  Inhyo HAN ,  Seok NOH ,  Kimin SON

IPC: G09G3/3266 ,  G09G3/3233 ,  G09G3/3258 ,  G09G3/3283 ,  G09G3/3291

Abstract: A gate driver includes a gate shift register in which an A block and a B block each having a plurality of stages, the A block and the B block being alternately arranged; scan clock lines inputting a first scan clock group and a second scan clock group each including both image data writing (IDW) scan clocks synchronized with an image write timing and black data insertion (BDI) scan clocks synchronized with a black write timing to the A block and the B block; and carry clock lines inputting carry clocks to the A block and the B block and sense clock lines inputting sense clocks to the A block and the B block, wherein each of the stages belonging to the A block and the B block includes a BDI memory storing a BDI carry signal for outputting the BDI scan clocks.

公开(公告)号：US20220208116A1

公开(公告)日：2022-06-30

申请号：US17559340

申请日：2021-12-22

Applicant: LG DISPLAY CO., LTD.

Inventor： Changhee KIM ,  Kimin SON

IPC: G09G3/3275

Abstract: A data driving circuit and a display device are provided. A display device includes: a display panel including a plurality of subpixels, each of the plurality of subpixels including: a light-emitting device, and a driving transistor configured to drive the light-emitting device, and a data driving circuit configured to: supply a data voltage to the plurality of subpixels, and supply, in a display period, to at least one subpixel among the plurality of subpixels: the data voltage, obtained by adding a first voltage corresponding to a luminance of the light-emitting device, and a second voltage smaller than a change value of a threshold voltage of the driving transistor.

公开(公告)号：US20180144711A1

公开(公告)日：2018-05-24

申请号：US15812896

申请日：2017-11-14

Applicant: LG Display Co., Ltd.

Inventor： Seok NOH ,  Injune KIM ,  Kimin SON

IPC: G09G3/36

Abstract: A display device comprises: a pixel array including pixels connected to gate lines; a gate driver that sequentially supplies scan signals to the gate lines by using a plurality of stages connected in cascade; and a driving voltage generator that supplies first and second driving voltages to the gate driver and inverts the first and second driving voltages of opposite phases at given intervals, wherein an nth stage (n is a natural number), among the stages of the gate driver, comprises: a start controller that charges a Q1 node in a period when an (n−1)th scan signal and a first clock signal are synchronized, and charges a Q1B node in a period when an (n−1)th carry signal, opposite in phase to the (n−1)th scan signal, and the first clock signal are synchronized; a first node controller that charges a Q2 node or a Q2B node in response to a voltage at the Q1 node; a first output control transistor that outputs an nth scan signal through a Q node in response to a voltage at the Q2 node; and a second output control transistor that charges the Q node with the second driving voltage in response to a voltage at the Q2B node.

公开(公告)号：US20180061343A1

公开(公告)日：2018-03-01

申请号：US15681977

申请日：2017-08-21

Applicant: LG Display Co., Ltd.

Inventor： Joondong KIM ,  Kimin SON

IPC: G09G3/36

CPC classification number: G09G3/3648 ,  G09G3/364 ,  G09G3/3666 ,  G09G2300/0426 ,  G09G2300/0439 ,  G09G2300/0823 ,  G09G2330/04

Abstract: A display device and a method of driving the same are disclosed. The display device includes a display panel configured to display an image, a plurality of data lines arranged in a first diagonal direction of the display panel, a plurality of scan lines arranged in a second diagonal direction intersecting the first diagonal direction of the display panel, a plurality of data drivers connected to the plurality of data lines, and a plurality of scan drivers connected to the plurality of scan lines.