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1.发明公开公开(公告)号：US20230232682A1
公开(公告)日：2023-07-20
申请号：US18123791
申请日：2023-03-20
申请人： LG Display Co., Ltd.
发明人： YoungIn JANG , KyungMin KIM , HyunDong KIM
IPC分类号： H10K59/131 , H01L25/065 , H10K59/18 , H10K59/122
CPC分类号： H10K59/131 , H01L25/0655 , H10K59/18 , H10K59/122 , H10K77/111
摘要： A light emitting display apparatus can include a substrate including a display portion; a plurality of pixels disposed in the display portion; a common electrode disposed in the display portion and electrically connected to each of the plurality of pixels; and a pixel common voltage line disposed in the display portion and electrically connected to the common electrode. Also, the light emitting display apparatus can further include at least one closed loop line disposed at an edge portion of the substrate to surround the display portion; at least one cliff pattern portion overlapping with the at least one closed loop line, and a light emitting device layer including a self-light emitting device, disposed on the display portion and the at least one cliff pattern portion, in which the self-light emitting device is isolated by the at least one cliff pattern portion.
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公开(公告)号：US20240222200A1
公开(公告)日：2024-07-04
申请号：US18202807
申请日：2023-05-26
申请人： LG Display Co., Ltd.
发明人： Seeun KIM , JongSung KIM , HyunGon KIM , YoungIn JANG
CPC分类号： H01L22/20 , G09G3/2096 , G09G3/32 , H01L24/24 , H01L25/167 , H01L33/507 , G09G2300/0452 , G09G2320/0666 , H01L2224/24051 , H01L2224/24147 , H01L2933/0041
摘要： A display device can include a substrate including a plurality of pixels; a plurality of light emitting diodes disposed in each of the plurality of pixels; a color conversion member disposed over at least two light emitting diodes among the plurality of light emitting diodes in one pixel among the plurality of pixels; and a light shielding pattern disposed over at least one light emitting diode among the plurality of light emitting diodes in the one pixel for forming a black sub pixel that does not emit light outside of the display device. Also, each of the plurality of pixels includes a first sub pixel, a second sub pixel, a third sub pixel, and one or more black sub pixels.
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公开(公告)号：US20240178359A1
公开(公告)日：2024-05-30
申请号：US18139118
申请日：2023-04-25
申请人： LG Display Co., Ltd.
发明人： YoungIn JANG , Soyoung LEE , HyunGon KIM
IPC分类号： H01L33/62 , G09F9/302 , G09F9/33 , H01L25/075 , H01L25/16 , H01L27/12 , H01L33/32 , H01L33/38
CPC分类号： H01L33/62 , G09F9/3026 , G09F9/33 , H01L25/0753 , H01L25/167 , H01L27/124 , H01L33/32 , H01L33/382
摘要： A display device can includes a substrate in which a plurality of sub pixels are defined; a light emitting diode disposed in a sub pixel among the plurality of sub pixels on the substrate; and a first transistor which is disposed in the sub pixel and configured to supply a driving current to the light emitting diode. Also, the first transistor can be a high electron mobility transistor (HEMT). Accordingly, the first transistor can have a high electron mobility to supply a high current to the light emitting diode and display a high luminous image.
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公开(公告)号：US20240145656A1
公开(公告)日：2024-05-02
申请号：US18386363
申请日：2023-11-02
申请人： LG Display Co., Ltd.
发明人： YoungIn JANG , Soyoung LEE , HyunGon KIM
CPC分类号： H01L33/62 , H01L25/167 , H01L33/60 , H01L2933/0066
摘要： According to an aspect of the present disclosure, a display device includes: a substrate on which a plurality of sub-pixels is defined; a light-emitting element disposed on each of the plurality of sub-pixels and having an inversely tapered shape; a first connection electrode configured to surround a side surface of a lower portion of the light-emitting element; a second connection electrode configured to cover an upper portion of the light-emitting element; and a first planarization layer disposed between the first connection electrode and the second connection electrode. Therefore, the first connection electrode, which surrounds a lower portion of the light-emitting element, may be formed to be spaced apart from an upper portion of the light-emitting element by using the light-emitting element having an inversely tapered shape.
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公开(公告)号：US20240038118A1
公开(公告)日：2024-02-01
申请号：US18356465
申请日：2023-07-21
申请人： LG Display Co., Ltd.
发明人： YoungIn JANG , Subin KIM , KyungYun KANG
IPC分类号： G09G3/20
CPC分类号： G09G3/20 , G09G2310/0267 , G09G2310/0291 , G09G2310/08
摘要： 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：US20240030234A1
公开(公告)日：2024-01-25
申请号：US18224909
申请日：2023-07-21
申请人： LG Display Co., Ltd.
发明人： Subin KIM , YoungIn JANG
CPC分类号： H01L27/124 , H01L25/167
摘要： 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.
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公开(公告)号：US20210202675A1
公开(公告)日：2021-07-01
申请号：US17138357
申请日：2020-12-30
申请人： LG Display Co., Ltd.
发明人： YoungIn JANG , KyungMin KIM , HyunDong KIM
IPC分类号： H01L27/32 , H01L25/065
摘要： A light emitting display apparatus includes a substrate including a display portion, a plurality of pixels disposed in the display portion, a common electrode disposed in the display portion and electrically connected to each of the plurality of pixels, a pixel common voltage line disposed in the display portion and electrically connected to the common electrode, a pad part disposed at one edge portion of the substrate, the pad part including a pixel common voltage pad connected to the pixel common voltage line, and at least one closed loop line disposed at an edge portion of the substrate to surround the display portion, wherein the at least one closed loop line is electrically connected to the pixel common voltage pad.
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公开(公告)号：US20240260385A1
公开(公告)日：2024-08-01
申请号：US18412402
申请日：2024-01-12
申请人： LG DISPLAY CO., LTD.
发明人： YoungIn JANG , KwangSu LIM , Soyoung LEE , HyunGon KIM
IPC分类号： H10K59/70 , H10K59/122
CPC分类号： H10K59/70 , H10K59/122
摘要： A display apparatus includes a substrate including a first display area and a second display area surrounding the first display area, a plurality of first sub-pixels disposed at the first display area, a plurality of second sub-pixels disposed at the second display area, a first light emitting element disposed at each of the plurality of first sub-pixels, and a second light emitting element disposed at each of the plurality of second sub-pixels. The first light emitting element includes an organic light emitting diode and the second light emitting element includes an inorganic light emitting diode.
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公开(公告)号：US20240212594A1
公开(公告)日：2024-06-27
申请号：US18526934
申请日：2023-12-01
申请人： LG Display Co., Ltd.
发明人： Youngjun CHOI , SoJung LEE , YoungIn JANG
IPC分类号： G09G3/3225
CPC分类号： G09G3/3225 , G09G2300/0819 , G09G2300/0842 , G09G2310/0262 , G09G2310/08 , G09G2330/021
摘要： The present disclosure relates to a display device including scan lines, data lines, control signal lines, and subpixels. A first subpixel among the subpixels includes a first light emitting element including an anode electrode and a cathode electrode; a first driving circuit connected to a first scan line of the plurality of scan lines and a first data line of the plurality of data lines and configured to drive the first light emitting element; a first light emitting control transistor configured to be turned on or off according to a first light emitting control signal supplied to its gate node and control a connection between the first light emitting element and the first driving circuit; and a first light emitting control circuit configured to output a first light emitting control signal to the gate node of the first light emitting control transistor.
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公开(公告)号：US20240047616A1
公开(公告)日：2024-02-08
申请号：US18224782
申请日：2023-07-21
申请人： LG Display Co., Ltd.
发明人： YoungIn JANG , Soyoung LEE , HyunGon KIM
IPC分类号： H01L33/38 , H01L33/62 , H01L25/075
CPC分类号： H01L33/382 , H01L33/62 , H01L25/0753 , H01L2933/0066 , H01L2933/0016
摘要： According to an aspect of the present disclosure, a display device includes a substrate in which a plurality of sub-pixels is defined, a light emitting element disposed on each of the plurality of sub-pixels, and a first connection electrode surrounding a first semiconductor layer disposed at a lower part of the light emitting element, a second connection electrode in contact with a top surface of the light emitting element, a first planarization layer disposed between the first connection electrode and the second connection electrode and having a smaller thickness than the first semiconductor layer of the light emitting element, and a second planarization layer disposed between the first planarization layer and the second connection electrode.
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