公开(公告)号：US20220208081A1

公开(公告)日：2022-06-30

申请号：US17559799

申请日：2021-12-22

Applicant: LG DISPLAY CO., LTD.

Inventor： Subin KIM ,  MyungHo BAN

IPC: G09G3/32

Abstract: A light emitting display apparatus comprises a gate driver including stages connected with gate lines provided in a display area and a dummy stage connected with dummy gate lines provided in a non-display area, a sensing unit connected with the dummy stage connected with at least two dummy gate lines provided in the non-display area, and a controller connected with the sensing unit, wherein the dummy stage sequentially outputs at least two gate pulses, the sensing unit senses a voltage of a Q node to which a Q node signal for allowing the gate pulses to be output from the dummy stage is supplied, and the controller supplies a compensation signal based on the voltage to the stages.

公开(公告)号：US20240038118A1

公开(公告)日：2024-02-01

申请号：US18356465

申请日：2023-07-21

Applicant: LG Display Co., Ltd.

Inventor： YoungIn JANG ,  Subin KIM ,  KyungYun KANG

IPC: G09G3/20

CPC classification number: G09G3/20 ,  G09G2310/0267 ,  G09G2310/0291 ,  G09G2310/08

Abstract: A display apparatus can include a display panel in which pixels, first to gth gate lines, and data lines are provided (where g is a natural number), and link lines provided on a rear surface of the display panel and connected to the data lines provided on a front surface of the display panel. In a display area including the pixels in the front surface, a first stage to an mth stage generating gate signals to be supplied to the first gate line to the gth gate line are provided (where m is a natural number less than or equal to g). A first monitoring line through which a first monitoring signal is output is further connected to the first stage, and the first monitoring line extends to the rear surface through a lateral surface of the display panel.

公开(公告)号：US20240030234A1

公开(公告)日：2024-01-25

申请号：US18224909

申请日：2023-07-21

Applicant: LG Display Co., Ltd.

Inventor： Subin KIM ,  YoungIn JANG

IPC: H01L27/12 ,  H01L25/16

CPC classification number: H01L27/124 ,  H01L25/167

Abstract: A display apparatus can include a substrate having a display area, where the display area includes a plurality of pixels disposed along a first direction and a second direction intersecting with the first direction. The display apparatus can further include a gate driving circuit disposed at the display area and including a plurality of branch circuits for supplying a scan signal to the plurality of pixels, and a plurality of lines disposed at a region between two pixels adjacent to each other along the first direction, and extending in the second direction and selectively connected to the plurality of branch circuits. The number of lines disposed at a region between two pixels adjacent to each other along the first direction is the same.

公开(公告)号：US20230209934A1

公开(公告)日：2023-06-29

申请号：US18052833

申请日：2022-11-04

Applicant: LG Display Co., Ltd.

Inventor： Subin KIM ,  Youngln JANG ,  KyungYun KANG

IPC: H10K59/131 ,  H10K50/844 ,  G09G3/3233 ,  G09G3/20 ,  G09G3/3275

CPC classification number: H01L27/3276 ,  H01L51/5253 ,  G09G3/3233 ,  G09G3/2096 ,  G09G3/3275 ,  G09G2300/0426 ,  G09G2300/026 ,  G09G2330/12 ,  G09G2310/0286

Abstract: A light emitting display apparatus includes a display portion including a plurality of pixel driving lines disposed over a substrate and a plurality of pixels selectively connected to the plurality of pixel driving lines, a light emitting device layer disposed at the display portion, a dam portion including at least one dam having a metal line, a plurality of switching circuit portions disposed to overlap the at least one dam and selectively connected to the plurality of pixel driving lines, and a front pad portion including a plurality of front pads electrically coupled to the plurality of pixel driving lines and the metal line of the at least one dam, each of the plurality of switching circuit portions includes first and second switching circuits each including a gate electrode electrically coupled to the metal line of the at least one dam.

公开(公告)号：US20210202685A1

公开(公告)日：2021-07-01

申请号：US17133901

申请日：2020-12-24

Applicant: LG Display Co., Ltd.

Inventor： MyungHo BAN ,  Dongik KIM ,  Subin KIM ,  BumSik KIM ,  KyungMin KIM

IPC: H01L27/32 ,  H01L51/52

Abstract: The present disclosure relates to a display panel and a large display apparatus including the same display panel and a connecting member. A large-area display apparatus according to the present disclosure includes: a cover plate; a plurality of unit display panels arrayed on one surface of the cover plate, each of the unit display panels includes: a substrate; a display area defined at middle portions of the substrate; a non-display area around the display area; a pad portion disposed in the non-display area; a first terminal disposed outside the pad portion in the non-display area; and a second terminal apart from the first terminal disposed outside the pad portion in the non-display area; and a connecting member disposed between two unit display panels, the connecting member connecting the first terminals of the unit display panels and the second terminals of the unit display panels, respectively.

公开(公告)号：US20230209930A1

公开(公告)日：2023-06-29

申请号：US17981253

申请日：2022-11-04

Applicant: LG Display Co., Ltd.

Inventor： Youngln JANG ,  KyungYun KANG ,  Subin KIM

IPC: H01L27/32 ,  H01L51/52 ,  H01L27/12

CPC classification number: H01L27/3276 ,  H01L51/5253 ,  H01L27/3262 ,  H01L27/3265 ,  H01L27/124 ,  H01L27/1255 ,  H01L27/3293

Abstract: A light emitting display apparatus includes a substrate, a display portion including a plurality of pixel driving lines disposed over the substrate and a plurality of pixels selectively connected to the plurality of pixel driving lines, a light emitting device layer including a self-emitting device disposed at the display portion, a dam disposed along an edge portion of the substrate, the dam including a metal line, an encapsulation layer including an organic encapsulation layer disposed on an encapsulation region surrounded on at least four sides by the dam, and an anti-electrostatic circuit selectively disposed in outermost pixels of the plurality of pixels, wherein the anti-electrostatic circuit is electrically coupled between a pixel driving line of the plurality of pixel driving lines, the pixel driving line being disposed in at least one of the outermost pixels and the metal line disposed in the dam.

公开(公告)号：US20240029639A1

公开(公告)日：2024-01-25

申请号：US18355159

申请日：2023-07-19

Applicant: LG Display Co., Ltd.

Inventor： Subin KIM ,  YoungIn JANG ,  KyungYun KANG

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2310/0267 ,  G09G2300/026

Abstract: A display apparatus includes a substrate including a display area including a plurality of pixels disposed along a first direction and a second direction intersecting with the first direction, a gate driving circuit disposed at each of a plurality of horizontal lines of the display area, the gate driving circuit including a plurality of stage circuit units for supplying a scan signal to the plurality of pixels, a plurality of gate control lines connected to the plurality of stage circuit units disposed at the display area, a plurality of dummy lines disposed respectively adjacent to the plurality of gate control lines, and a plurality of carry signal lines connected between the plurality of stage circuit units disposed at the display area, each of the plurality of carry signal lines may comprise a plurality of line patterns disposed at different layers.

公开(公告)号：US20240029634A1

公开(公告)日：2024-01-25

申请号：US18223868

申请日：2023-07-19

Applicant: LG Display Co., Ltd.

Inventor： Subin KIM ,  YoungIn JANG

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2310/0267 ,  G09G2300/026

Abstract: The present disclosure relates to a display apparatus and a multi-screen display apparatus including the same. The display apparatus includes a substrate including a display area including a plurality of pixels disposed along a first direction and a second direction intersecting with the first direction, and a gate driving circuit including a plurality of stage circuit units respectively disposed at a plurality of horizontal lines of the display area to supply a scan signal to the plurality of pixels. Each of the plurality of stage circuit units includes a plurality of branch circuits supplying the scan signal to the plurality of pixels, and a plurality of circuit connection lines connected to the plurality of branch circuits and formed of a transparent conductive material.

公开(公告)号：US20240029611A1

公开(公告)日：2024-01-25

申请号：US18355179

申请日：2023-07-19

Applicant: LG Display Co., Ltd.

Inventor： Subin KIM ,  YoungIn jang

IPC: G09G3/20 ,  H10K59/88 ,  H10K59/131

CPC classification number: G09G3/20 ,  H10K59/88 ,  H10K59/131 ,  G09G2310/0267 ,  G09G2300/0413 ,  G09G2300/0408 ,  G09G2300/026 ,  G09G2310/0291 ,  G09G2300/0842 ,  G09G2310/0262

Abstract: A display apparatus includes a substrate including a display area configured to include a plurality of pixels disposed along a first direction and a second direction intersecting with the first direction, a gate driving circuit disposed at the display area and including a plurality of branch circuits for supplying a scan signal to the plurality of pixels, and a plurality of dummy patterns respectively covering the plurality of branch circuits.

公开(公告)号：US20220208082A1

公开(公告)日：2022-06-30

申请号：US17560660

申请日：2021-12-23

Applicant: LG DISPLAY CO., LTD.

Inventor： MyungHo BAN ,  Subin KIM

IPC: G09G3/32

Abstract: A light emitting display apparatus, which can sense a characteristic change of a transistor provided in a stage and supply a driving voltage, and which can compensate for the characteristic change, includes stages for supplying gate signals to gate lines provided in the light emitting display panel, and a controller for controlling a magnitude of a driving voltage to be transmitted to the stages by using sensing data received from the stages.