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1.发明授权公开(公告)号：US11682342B2
公开(公告)日：2023-06-20
申请号：US17560660
申请日：2021-12-23
Applicant: LG DISPLAY CO., LTD.
Inventor： MyungHo Ban , Subin Kim
IPC: G09G3/32
CPC classification number: G09G3/32 , G09G2300/043 , G09G2300/0842 , G09G2310/0286 , G09G2310/08 , G09G2320/045
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.
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公开(公告)号：US12236847B2
公开(公告)日：2025-02-25
申请号：US18223868
申请日：2023-07-19
Applicant: LG Display Co., Ltd.
Inventor： Subin Kim , YoungIn Jang
IPC: G09G3/32 , G09G3/3233 , G09G3/3266
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.
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公开(公告)号：US12190769B2
公开(公告)日：2025-01-07
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
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.
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公开(公告)号：US12118907B2
公开(公告)日：2024-10-15
申请号：US18359657
申请日：2023-07-26
Applicant: LG Display Co., Ltd.
Inventor： Youngin Jang , Subin Kim , KyungYun Kang
Abstract: A display apparatus includes a display panel in which pixels, signal lines connected to the pixels, and gate lines supplying gate signals to the pixels are provided, and link lines provided on a rear surface of the display panel and connected to the signal lines provided on a front surface of the display panel, wherein a test unit is provided at ends of the link lines on the rear surface.
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公开(公告)号：US20240096252A1
公开(公告)日：2024-03-21
申请号：US18359657
申请日：2023-07-26
Applicant: LG Display Co., Ltd.
Inventor： YoungIn Jang , Subin Kim , KyungYun Kang
Abstract: A display apparatus includes a display panel in which pixels, signal lines connected to the pixels, and gate lines supplying gate signals to the pixels are provided, and link lines provided on a rear surface of the display panel and connected to the signal lines provided on a front surface of the display panel, wherein a test unit is provided at ends of the link lines on the rear surface.
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Patent Agency Ranking
公开(公告)号：US11727846B2
公开(公告)日：2023-08-15
申请号：US17981175
申请日：2022-11-04
Applicant: LG Display Co., Ltd.
Inventor： Subin Kim , Dongik Kim , YoungIn Jang
IPC: G09G3/20
CPC classification number: G09G3/20 , G09G2310/0267 , G09G2310/0286 , G09G2310/0291 , G09G2310/08 , G09G2330/021
Abstract: A light emitting display apparatus includes a gate driver including stages provided in a substrate and a plurality of gate lines connected to the stages. Each of the stages includes a shift register and two buffers connected to the shift register, a first buffer of two buffers configuring an nth stage and a first shift register configuring the nth stage are provided in an nth horizontal portion and a second buffer of the two buffers is provided in an n+2th horizontal portion, a third buffer of two buffers configuring an n+1th stage and a second shift register configuring the n+1th stage are provided in an n+3th horizontal portion and a fourth buffer of the two buffers is provided in an n+1th horizontal portion, and the nth horizontal portion is a region including pixels which are arranged along a 4n−3th gate line and a 4n−2th gate line.
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公开(公告)号：US20230215315A1
公开(公告)日：2023-07-06
申请号：US17981175
申请日：2022-11-04
Applicant: LG Display Co., Ltd.
Inventor： Subin Kim , Dongik Kim , Youngln Jang
IPC: G09G3/20
CPC classification number: G09G3/20 , G09G2310/0291 , G09G2310/0286 , G09G2310/08 , G09G2310/0267 , G09G2330/021
Abstract: A light emitting display apparatus includes a gate driver including stages provided in a substrate and a plurality of gate lines connected to the stages. Each of the stages includes a shift register and two buffers connected to the shift register, a first buffer of two buffers configuring an nth stage and a first shift register configuring the nth stage are provided in an nth horizontal portion and a second buffer of the two buffers is provided in an n+2th horizontal portion, a third buffer of two buffers configuring an n+1th stage and a second shift register configuring the n+1th stage are provided in an n+3th horizontal portion and a fourth buffer of the two buffers is provided in an n+1th horizontal portion, and the nth horizontal portion is a region including pixels which are arranged along a 4n−3th gate line and a 4n−2th gate line.
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公开(公告)号：US11721278B2
公开(公告)日：2023-08-08
申请号：US17559799
申请日：2021-12-22
Applicant: LG DISPLAY CO., LTD.
Inventor： Subin Kim , MyungHo Ban
IPC: G09G3/32
CPC classification number: G09G3/32 , G09G2300/0413 , G09G2310/0286 , G09G2310/061 , G09G2330/12
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.
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公开(公告)号：US11706963B2
公开(公告)日：2023-07-18
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 , H01L51/00 , H01L51/50 , H01L51/52 , G02F1/13 , G06F1/16 , G09F9/30 , H10K59/18 , H10K50/844 , G02F1/1333 , G09G3/3266 , G09G3/3275 , G02F1/1362 , G02F1/1335 , H10K50/115 , H10K59/38 , H10K77/10
CPC classification number: H10K59/18 , H10K50/844 , G02F1/133305 , G02F1/133512 , G02F1/136209 , G06F1/1652 , G09G3/3266 , G09G3/3275 , G09G2300/0408 , G09G2300/0804 , H10K50/115 , H10K59/38 , H10K77/111
Abstract: A large-area display apparatus may include: a cover plate; a plurality of unit display panels arrayed on one surface of the cover plate, each of the unit display panels including 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.
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公开(公告)号：US12159571B2
公开(公告)日：2024-12-03
申请号：US18355159
申请日：2023-07-19
Applicant: LG Display Co., Ltd.
Inventor： Subin Kim , YoungIn Jang , KyungYun Kang
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.
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