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公开(公告)号:US20210193785A1
公开(公告)日:2021-06-24
申请号:US17122599
申请日:2020-12-15
Applicant: LG Display Co., Ltd.
Inventor: Hyoung-Su KIM , HyeSeon EOM , DooHyun YOON
IPC: H01L27/32 , G09G3/3258 , G09G3/3291
Abstract: An organic light emitting display apparatus includes an organic light emitting display panel including a display area, including a transparent area and an opaque area, and a non-display area, a gate driver sequentially supplying a gate pulse to a plurality of gate lines included in the organic light emitting display panel, and an initialization unit transferring gate pulses and/or initialization control signals, output from the gate driver, to a plurality of transparent area gate lines. A camera photographing a region in a forward direction with respect to the organic light emitting display panel is provided in the transparent area of a rear surface of the organic light emitting display panel. A first pixel driving circuit provided in the transparent area includes two transistors, and a second pixel driving circuit provided in the opaque area includes at least three transistors.
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公开(公告)号:US20240258291A1
公开(公告)日:2024-08-01
申请号:US18421394
申请日:2024-01-24
Applicant: LG DISPLAY CO., LTD.
Inventor: HyeSeon EOM , Juhyun NAM
IPC: H01L25/16 , H01L25/075 , H01L27/12 , H01L33/10 , H01L33/62
CPC classification number: H01L25/167 , H01L25/0753 , H01L27/1244 , H01L27/1255 , H01L33/10 , H01L33/62
Abstract: A display device includes a substrate that has a display area in which a plurality of sub-pixels are disposed and a non-display area. The display device further includes a first assembly line and a second assembly line disposed in the plurality of sub-pixels on the substrate and spaced apart from each other. The display device further includes a light emitting element disposed on the first assembly line and the second assembly line. The display device further includes a plurality of transistors disposed in the plurality of sub-pixels. Each of the plurality of sub-pixels includes a first area in which the plurality of transistors are disposed and a second area which is separated from the first area and in which the light emitting element is disposed.
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公开(公告)号:US20200176535A1
公开(公告)日:2020-06-04
申请号:US16696674
申请日:2019-11-26
Applicant: LG Display Co., Ltd.
Inventor: HyeSeon EOM , DooHyun YOON
IPC: H01L27/32
Abstract: An electroluminescent display apparatus can include a driving thin film transistor on a substrate, the driving thin film transistor including a gate electrode, a source electrode, a drain electrode, and an active region; a capacitor electrode facing the gate electrode; a first electrode electrically connected to the source electrode; a light emitting layer on the first electrode; and a second electrode on the light emitting layer, wherein the gate electrode and the capacitor electrode extend in a vertical direction with respect to a surface of the substrate.
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公开(公告)号:US20220165720A1
公开(公告)日:2022-05-26
申请号:US17528544
申请日:2021-11-17
Applicant: LG Display Co., Ltd.
Inventor: HyeSeon EOM , DooHyun YOON
Abstract: According to an aspect of the present disclosure, the display device includes a stretchable lower substrate and a plurality of first substrates disposed on the lower substrate and in which pixels are disposed. The display device also includes a plurality of second substrates connecting first substrates adjacent to each other among the plurality of first substrates. The display device further includes a plurality of connection lines disposed on the plurality of second substrates and connecting the pixels.
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公开(公告)号:US20210126172A1
公开(公告)日:2021-04-29
申请号:US17028605
申请日:2020-09-22
Applicant: LG Display Co., Ltd.
Inventor: HyeSeon EOM , Jonghyeok IM , DooHyun YOON
IPC: H01L33/62 , H01L25/075 , H01L27/12 , H01L23/538
Abstract: A stretchable display device according to present disclosure may include a base substrate, a plurality of first substrates on the base substrate, a plurality of second substrates connecting adjacent first substrates, inorganic insulating layers on the first substrates, an organic insulating layer disposed on the first substrates so as to cover top surfaces and side surfaces of the inorganic insulating layers. The device includes first connection lines disposed on the organic insulating layer on the first substrates and disposed on a second substrate extending in a first direction, second connection lines disposed between the inorganic insulating layers and the organic insulating layer on the first substrates and disposed on a second substrate extending in a second direction, and a step alleviating layer disposed between the second connection lines and the inorganic insulating layers.
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公开(公告)号:US20240222385A1
公开(公告)日:2024-07-04
申请号:US18396563
申请日:2023-12-26
Applicant: LG Display Co., Ltd.
Inventor: HyeSeon EOM , Juhyun NAM , Hun JANG
CPC classification number: H01L27/124 , H01L25/167
Abstract: A display device includes: a substrate including a display area having a plurality of subpixels, and a non-display area surrounding the display area and including a plurality of pad areas; a plurality of pads in the pad areas; a plurality of low-potential power link lines electrically connected to the pads in leftmost and rightmost areas among the pad areas; a plurality of first assembling lines and a plurality of second assembling lines respectively on the plurality of subpixels and electrically connected to the plurality of low-potential power link lines; and a plurality of light-emitting elements on the first assembling lines and the second assembling lines. Each of the plurality of low-potential power link lines includes: a first part connected to the plurality of first assembling lines or the plurality of second assembling lines; and a second part to transmit a low-potential power voltage to the first part.
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公开(公告)号:US20240178358A1
公开(公告)日:2024-05-30
申请号:US18134305
申请日:2023-04-13
Applicant: LG Display Co., Ltd.
Inventor: HyeSeon EOM , DaeYoung SEO , JuHyun NAM
CPC classification number: H01L33/62 , G09F9/3026 , G09F9/33 , G09G3/32 , H01L25/0753 , H01L25/167 , H01L27/124 , G09G2310/0267 , H01L2933/0016 , H01L2933/0066
Abstract: A display device can include a display panel having an display area and a dummy area surrounding the display area, a plurality of sub-pixels disposed in the display area, a plurality of dummy sub-pixels disposed in the dummy area, a pixel circuit disposed in the plurality of sub-pixels, and at least a pair of low potential power supply lines disposed in each of the plurality of sub-pixels and the plurality of dummy sub-pixels. Therefore, it is possible to reduce or minimize transfer issues of light emitting elements in an outer portion of the display area by forming the low potential power supply lines for self-assembling the light emitting element in the dummy area.
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公开(公告)号:US20210126082A1
公开(公告)日:2021-04-29
申请号:US17031597
申请日:2020-09-24
Applicant: LG Display Co., Ltd.
Inventor: DooHyun YOON , HyeSeon EOM , GyungMin KIM
Abstract: The present disclosure relates to a stretchable display device. The stretchable display device includes a lower substrate, a plurality of pixel substrates which is disposed on the lower substrate to be spaced apart from each other, a plurality of first power lines disposed on the plurality of pixel substrates, a plurality of second power lines disposed on the plurality of pixel substrates, a plurality of driving transistors which is disposed on the plurality of pixel substrates and is electrically connected to the plurality of second power lines, and a plurality of light emitting diodes which is disposed on the plurality of pixel substrates and includes an anode electrically connected to the plurality of first power lines and a cathode electrically connected to the plurality of driving transistors. Accordingly, instead of the driving transistor, the anode of the light emitting diode is directly connected to the first power line to achieve a common anode structure, thereby reducing or minimizing fluctuation of the gate-source voltage Vgs of the driving transistor.
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