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公开(公告)号：US20230195257A1
公开(公告)日：2023-06-22
申请号：US17977888
申请日：2022-10-31
Applicant: LG Display Co., Ltd.
Inventor： JaeHee PARK , MiReum LEE , Kihyung LEE
CPC classification number: G06F3/0418 , G06F3/0412 , G06F3/0446 , G06F3/04164 , H01L27/323
Abstract: A transparent display device with a touch sensor is provided, which may reduce loss of light transmittance due to a touch sensor and a touch line, and may detect a line area, in which a defective touch sensor is included. The device includes a substrate provided with a plurality of transmissive areas and a non-transmissive area disposed between the transmissive areas adjacent to each other. The device includes a touch line extended from the non-transmissive area and connected to a touch sensor electrode, and a common power line connected to a cathode electrode to supply a cathode power source. The non-transmissive area includes a cathode power area to which the cathode power source is applied through the common power line, the cathode power area includes a first cathode power area and a second cathode power area. The second cathode power area may have resistance higher than that of the first cathode power area.
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公开(公告)号：US20220199728A1
公开(公告)日：2022-06-23
申请号：US17551995
申请日：2021-12-15
Applicant: LG Display Co., Ltd.
Inventor： JaeHee PARK
IPC: H01L27/32
Abstract: A transparent display device may prevent deterioration of light transmittance, which is caused by a repair line, from occurring. The transparent display device comprises a substrate provided with transmissive areas, a non-transmissive area disposed between the transmissive areas, and a plurality of subpixels disposed in the non-transmissive area, a first electrode provided in each of the plurality of subpixels, a driving transistor connected with the first electrode of each of the plurality of subpixels, including an active layer, a gate electrode, a source electrode and a drain electrode, a capacitor connected to the driving transistor of each of the plurality of subpixels, including a first capacitor electrode and a second capacitor electrode, and an anode line extended from the first electrode of each of the plurality of subpixels to at least partially overlap a driving transistor or a capacitor of an adjacent subpixel of the same color.
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公开(公告)号：US20220190059A1
公开(公告)日：2022-06-16
申请号：US17550689
申请日：2021-12-14
Applicant: LG Display Co., Ltd.
Inventor： JaeHee PARK
IPC: H01L27/32
Abstract: A transparent display device may reduce or minimize a size of a non-transmissive area and improve light transmittance. The transparent display device comprises a substrate provided with transmissive areas and a plurality of subpixels disposed between the transmissive areas, a first electrode provided in each of the plurality of subpixels, including a first divided electrode and a second divided electrode, a connection electrode connecting the first divided electrode with the second divided electrode in a straight line, an organic light emitting layer provided over the first electrode, and a second electrode provided over the organic light emitting layer.
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公开(公告)号：US20170092166A1
公开(公告)日：2017-03-30
申请号：US15277153
申请日：2016-09-27
Applicant: LG Display Co., Ltd.
Inventor： JeongHyeon CHOI , JaeHee PARK , Joonsoo HAN
CPC classification number: G09G3/006 , G09G3/20 , G09G3/2003 , G09G3/2096 , G09G3/3225 , G09G2300/0426 , G09G2300/0452 , G09G2330/08 , G09G2330/10
Abstract: Disclosed are a transparent display panel and a transparent display device, which each include a plurality of data lines, a plurality of gate lines, and a plurality of transparent pixels each including a plurality of subpixels which display different colors and are disposed adjacent to each other in a first direction and a transparent area disposed adjacent to a corresponding subpixel in a second direction, thereby enabling a pixel defect such as a dark spot or a hot spot to be repaired and enabling normal driving. To this end, the transparent display panel and the transparent display device each include a repair line overlapping a first transparent pixel and a second transparent pixel adjacent to each other in the second direction in the plurality of transparent pixels.
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公开(公告)号：US20240365618A1
公开(公告)日：2024-10-31
申请号：US18770091
申请日：2024-07-11
Applicant: LG Display Co., Ltd.
Inventor： JaeHee PARK
IPC: H10K59/131 , H10K50/86 , H10K59/35
CPC classification number: H10K59/131 , H10K50/865 , H10K59/351 , H10K59/352 , H10K59/353
Abstract: A transparent display device may improve transmittance and definition. The transparent display device comprises a plurality of first signal lines extended in a first direction and disposed to be spaced apart from one another, a plurality of second signal lines extended in a second direction and disposed to be spaced apart from one another, a transmissive area provided between two first signal lines adjacent to each other and two second signal lines adjacent to each other, and a first pixel and a second pixel disposed based on an overlapping area where the first signal line and the second signal line cross each other. The first pixel has a triangular shape, and the second pixel has a triangular shape symmetrical with the first pixel by interposing one of the first signal line and the second signal line.
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Patent Agency Ranking
公开(公告)号：US20240256060A1
公开(公告)日：2024-08-01
申请号：US18387639
申请日：2023-11-07
Applicant: LG Display Co., Ltd.
Inventor： JaeHee PARK , MiReum LEE , Dojin KIM
CPC classification number: G06F3/0412 , H10K59/40 , H10K59/8793 , H10K59/88 , H10K2102/341
Abstract: A transparent display device with a touch sensor can include a plurality of subpixels disposed in a non-transmission area of a substrate, the plurality of subpixels including a light emitting element with an anode electrode, a light emitting layer, and a cathode electrode; and a touch sensor in a transmission area of the substrate and including a touch sensor electrode. Also, the transparent display device can include an undercut structure for separating the cathode electrode from the touch sensor electrode of the touch sensor, in which the undercut structure is in the transmission area of the substrate and includes a plurality of inorganic layers including an opening area between an edge area of the touch sensor and an edge area of one of the plurality of subpixels; and an organic pattern on an edge area of the plurality of inorganic layers, the organic pattern being spaced apart from the subpixels.
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公开(公告)号：US20240248558A1
公开(公告)日：2024-07-25
申请号：US18624885
申请日：2024-04-02
Applicant: LG Display Co., Ltd.
Inventor： Jonghyeok IM , JaeHee PARK , MiReum LEE
CPC classification number: G06F3/0412 , G06F3/0416 , G06F3/044
Abstract: A transparent display device is provided, which may reduce or minimize loss of light transmittance due to a touch sensor and a touch line, and may detect a defective touch sensor. The device includes a substrate provided with a plurality of transmissive areas and a non-transmissive area, a plurality of touch sensors respectively provided in the plurality of transmissive areas, including a touch sensor electrode, a plurality of pixels provided in the non-transmissive area, including a plurality of subpixels, a plurality of driving transistors respectively connected to the plurality of subpixels, a plurality of touch transistors respectively connected to the plurality of touch sensors, and a reference line applying a reference voltage to the plurality of driving transistors in accordance with a control signal or transferring a voltage of each of the plurality of touch sensors to an analog-to-digital converter through the plurality of touch transistors.
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公开(公告)号：US20230200181A1
公开(公告)日：2023-06-22
申请号：US17977911
申请日：2022-10-31
Applicant: LG Display Co., Ltd.
Inventor： JaeHee PARK , Kihyung LEE
CPC classification number: H01L27/323 , G06F3/0446 , H01L27/3276 , G06F3/0418 , H01L27/3262 , H01L27/124 , G06F2203/04111
Abstract: A transparent display device with a touch sensor is provided, which may reduce loss of light transmittance due to a touch sensor and a touch line and may detect a defective touch sensor in a touch block. The device includes transmissive areas and a non-transmissive area disposed between the transmissive areas adjacent to each other, a plurality of touch lines provided in the non-transmissive area, and a plurality of touch blocks respectively connected to the plurality of touch lines. Each touch block includes a plurality of touch sensors disposed in the transmissive areas and comprised of M number of rows and N number of columns, a plurality of sensing lines disposed to correspond to the N number of columns, and a plurality of sensing transistors respectively connected to the plurality of touch sensors, transferring a voltage of the connected touch sensor to one of the plurality of sensing lines.
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公开(公告)号：US20220190095A1
公开(公告)日：2022-06-16
申请号：US17547826
申请日：2021-12-10
Applicant: LG Display Co., Ltd.
Inventor： JaeHee PARK
IPC: H01L27/32
Abstract: A transparent display device reducing or minimizing the size of a non-transmissive area is provided. The transparent display device includes a substrate having thereon transmissive areas and a plurality of subpixels in a non-transmissive area disposed between the transmissive areas, a first signal line extended between the transmissive areas in a first direction, a second signal line extended between the transmissive areas in a second direction, and a capacitor including a first capacitor pattern portion longitudinally provided between the first signal line and the transmissive area in the first direction and a second capacitor pattern portion extended from one end of the first capacitor pattern portion and longitudinally provided between the second signal line and the transmissive area in the second direction.
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公开(公告)号：US20250081783A1
公开(公告)日：2025-03-06
申请号：US18954215
申请日：2024-11-20
Applicant: LG Display Co., Ltd.
Inventor： JaeHee PARK
IPC: H10K59/131 , H10K59/121
Abstract: A transparent display device reducing or minimizing the size of a non-transmissive area is provided. The transparent display device includes a substrate having thereon transmissive areas and a plurality of subpixels in a non-transmissive area disposed between the transmissive areas, a first signal line extended between the transmissive areas in a first direction, a second signal line extended between the transmissive areas in a second direction, and a capacitor including a first capacitor pattern portion longitudinally provided between the first signal line and the transmissive area in the first direction and a second capacitor pattern portion extended from one end of the first capacitor pattern portion and longitudinally provided between the second signal line and the transmissive area in the second direction.
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