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公开(公告)号：US20240224758A1
公开(公告)日：2024-07-04
申请号：US18538984
申请日：2023-12-13
Applicant: LG Display Co., Ltd.
Inventor： SeongYeong KIM , SeYeoul KWON , ChangSoo KIM , Cheolhwan LEE , JeongOk JO , Kwanghyun CHOI
IPC: H10K59/80 , H10K59/126
CPC classification number: H10K59/879 , H10K59/126
Abstract: Provided is a light emitting display device. The light emitting display device includes a substrate in which a plurality of sub pixels is defined. The device includes an anode disposed on the substrate and disposed so as to correspond to each of the plurality of sub pixels. The device includes an emission layer disposed on the anode, a cathode disposed on the emission layer, a bank covering an edge of the anode to define an emission area, an encapsulation layer disposed on the cathode. The device also includes a light shielding pattern disposed on the encapsulation layer and enclosing a part of the emission area with respect to a plane. The device further includes a lens which is disposed on the light shielding pattern so as to correspond to the emission area and refracts light from the emission area.
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公开(公告)号：US20240224754A1
公开(公告)日：2024-07-04
申请号：US18470738
申请日：2023-09-20
Applicant: LG Display Co., Ltd.
Inventor： Kwanghyun CHOI , ChangSoo KIM , Cheolhwan LEE , SeYeoul KWON , JeongOk JO , SeongYeong KIM
IPC: H10K59/80 , H10K59/122
CPC classification number: H10K59/879 , H10K59/122
Abstract: A display device selectively operating between a wide field of view mode and a narrow field of view mode is disclosed. The device includes a substrate having thereon a first subpixel, a second subpixel, and a third subpixel of different color. The first subpixel has an area smaller than that of the second and third subpixels. Each of the first, second, and third subpixels include a first light emitting diode, a first lens disposed over the first light emitting diode, a second light emitting diode adjacent to the first light emitting diode, and a second lens disposed over the second light emitting diode. The narrow field of view mode is implemented based on the first lens and the wide field of view mode is implemented based on the second lens.
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公开(公告)号：US20230026011A1
公开(公告)日：2023-01-26
申请号：US17836757
申请日：2022-06-09
Applicant: LG DISPLAY CO., LTD.
Inventor： Minjic LEE , Yeseul HAN , Jeongok JO , Kwanghyun CHOI
IPC: G09G3/3266 , G09G3/3291
Abstract: A the display panel includes a plurality of sub-pixels arranged in rows and columns; one scan line disposed in each of the rows of the plurality of sub-pixels; two data lines are disposed in each of the columns of the plurality of sub-pixels; a first multiplexer configured to select a data line at one side among the two data lines disposed in each column; and a second multiplexer configured to select a data line at another side among the two data lines disposed in each column that can be operated at a high speed using a 2D1G structure as well as at a low speed in an interlace scheme, thus securing 2H sensing time and removing flickering during switching between operations of pixels.
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公开(公告)号：US20220208904A1
公开(公告)日：2022-06-30
申请号：US17541479
申请日：2021-12-03
Applicant: LG DISPLAY CO., LTD.
Inventor： MinJic LEE , HongSik KIM , Yeseul HAN , JeongOk JO , Kwanghyun CHOI
Abstract: An organic light emitting display device includes a substrate having a display area including a plurality of sub pixels and a non-display area which encloses the display area, a thin film transistor on the substrate, a planarization layer on the thin film transistor, an anode which is disposed on the planarization layer and is disposed for each sub pixel, a bank layer which is disposed on the planarization layer and includes a first opening unit exposing at least a part of the anode and a second opening unit spaced apart from the first opening unit, a first spacer on the bank layer, and a second spacer which is continuously disposed on the anode and the bank layer so as to overlap with a part of an edge of the first opening unit, and the bank layer has a reverse tapered shape and the second spacer has a tapered shape.
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公开(公告)号：US20230394998A1
公开(公告)日：2023-12-07
申请号：US18237308
申请日：2023-08-23
Applicant: LG Display Co., Ltd.
Inventor： MinJic LEE , HongSik KIM , Yeseul HAN , JeongOk JO , Kwanghyun CHOI
IPC: G09F9/30 , H10K59/131 , H10K59/121
CPC classification number: G09F9/301 , H10K59/1213 , H10K59/131
Abstract: A foldable display device that includes a folding area and non-folding area, is discussed. The foldable display device can include a first substrate, a second substrate corresponding to the first substrate and including the plurality of unit pixels, a thin film transistor disposed on the second substrate, an organic light emitting diode disposed on the thin film transistor, and a mesh pattern disposed between the first substrate and the second substrate and having a plurality of openings, and made of metal.
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Patent Agency Ranking
公开(公告)号：US20210407344A1
公开(公告)日：2021-12-30
申请号：US17362182
申请日：2021-06-29
Applicant: LG Display Co., Ltd.
Inventor： MinJic LEE , HongSik KIM , Yeseul HAN , JeongOk JO , Kwanghyun CHOI
Abstract: A foldable display device includes a display area having a plurality of unit pixels and a non-display area surrounding the display area, and a folding area defined in the display area and the non-display area, and non-folding areas on both sides of the folding area. The foldable display device can further include a first substrate, a second substrate corresponding to the first substrate and including the plurality of unit pixels, a thin film transistor disposed on the second substrate, an organic light emitting diode disposed on the thin film transistor, and a mesh pattern disposed between the first substrate and the second substrate and having a plurality of openings. Openings of the mesh pattern in the folding area are smaller in size than openings of the mesh pattern in the non-folding areas.
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公开(公告)号：US20240099058A1
公开(公告)日：2024-03-21
申请号：US18357933
申请日：2023-07-24
Applicant: Lg Display Co., Ltd.
Inventor： Kwanghyun CHOI , ChangSoo Kim , Cheolhwan Lee , JeongOk Jo , SeongYeong Kim
IPC: H10K59/12 , H10K59/121 , H10K59/123 , H10K59/35 , H10K59/80 , H10K102/00
CPC classification number: H10K59/1201 , H10K59/1213 , H10K59/1216 , H10K59/123 , H10K59/35 , H10K59/8051 , H10K59/879 , H10K2102/3023
Abstract: A light emitting display device includes a display panel in which a plurality of pixels is disposed, each of the plurality of pixels includes a plurality of sub pixels, each of the plurality of sub pixels includes: a first light emitting diode configured to emit light by a first driving current; a first lens which refracts light emitted from the first light emitting diode; a second light emitting diode configured to emit light by a second driving current; a second lens which refracts light emitted from the second light emitting diode; a driving transistor configured to control the driving currents, and a capacitor which is connected to the driving transistor, and each of an anode electrode of the first light emitting diode and an anode electrode of the second light emitting diode may be initialized to a voltage different from a voltage which is applied to the capacitor.
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公开(公告)号：US20220069039A1
公开(公告)日：2022-03-03
申请号：US17411714
申请日：2021-08-25
Applicant: LG DISPLAY CO., LTD.
Inventor： HongSik KIM , MinJic LEE , Yeseul HAN , JeongOk JO , Kwanghyun CHOI
Abstract: A display device includes a substrate; a bank defining a plurality of emission areas on the substrate; a plurality of light emitting elements at the plurality of emission areas; a plurality of spacers on the bank to surround peripheral portions of the plurality of emission areas, and the plurality of spacers are spaced apart from each other, so that film delamination of a light emitting element can be prevented by minimizing transmission of an impact to the light emitting element.
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公开(公告)号：US20210202594A1
公开(公告)日：2021-07-01
申请号：US17133130
申请日：2020-12-23
Applicant: LG DISPLAY CO., LTD.
Inventor： JeongOk JO , MinJic LEE , HongSik KIM , Yeseul HAN , Kwanghyun CHOI
Abstract: According to an aspect of the present disclosure, an organic light emitting display device includes an organic light emitting display panel including a plurality of sub pixels, a pattern buffer layer disposed on the organic light emitting display panel and patterned so as to overlap at least one sub pixel of the plurality of sub pixels, a color filter layer disposed on the pattern buffer layer and including a plurality of color filters corresponding to the plurality of sub pixels, and a black matrix disposed on the same plane as the pattern buffer layer and dividing the plurality of color filters. Accordingly, generation and spread of cracks when the display device is folded may be effectively suppressed. Therefore, the driveability of the display panel and the reliability of the organic light emitting display device may be improved.
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公开(公告)号：US20230075073A1
公开(公告)日：2023-03-09
申请号：US17901300
申请日：2022-09-01
Applicant: LG DISPLAY CO., LTD.
Inventor： Minjic LEE , Yeseul HAN , Jeongok JO , Kwanghyun CHOI
IPC: G06F1/16 , H05K1/18 , G09G3/3275 , G09G3/3266
Abstract: The present disclosure relates to a display panel including: a first panel area having a first front face and a first rear face; a second panel area having a second front face and a second rear face, the second panel area being configured to overlap the first panel area with the second rear face facing the first rear face with the display panel in a folded state; a third panel area having a third front face and a third rear face, the third panel area being configured to overlap the second panel area with the third front face facing the second front face with the display panel in the folded state; a first hinge coupling for coupling the first panel area and the second panel area to each other; and a second hinge coupling for coupling the second panel area and the third panel area to each other.
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