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公开(公告)号：US20240373717A1
公开(公告)日：2024-11-07
申请号：US18773196
申请日：2024-07-15
Applicant: LG Display Co., Ltd.
Inventor： JaeHee PARK , Kihyung LEE
IPC: H10K59/40 , G06F3/041 , G06F3/044 , H01L27/12 , H10K59/121 , H10K59/131
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：US20180145121A1
公开(公告)日：2018-05-24
申请号：US15818032
申请日：2017-11-20
Applicant: LG DISPLAY CO., LTD.
Inventor： Eunji PARK , Kilhwan OH , Kihyung LEE
IPC: H01L27/32
CPC classification number: H01L27/3262 , G09G3/3225 , G09G2300/0426 , G09G2300/043 , G09G2300/0452 , G09G2300/0814 , G09G2320/0219 , G09G2320/0295 , H01L27/124 , H01L27/3213 , H01L27/3246 , H01L27/326 , H01L27/3276
Abstract: The present disclosure relates to a large area ultra high density flat panel display having a high aperture ratio. The present disclosure provides a flat panel display including a driving current line and a sensing line disposed in a first direction on a substrate; a scan line and a sensing gate line disposed in a second direction on the substrate; a horizontal current line disposed at upper side of the scan line in the second direction and connected to the driving current line; a horizontal sensing line disposed at lower side of the sensing gate line in the second direction and connected to the sensing line; a common current line branched from the horizontal current line and crossing the scan line; and a first pixel area and a second pixel area disposed between the driving current line and the sensing line as having a bi-symmetric shape with each other based on the common current line.
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公开(公告)号：US20240188362A1
公开(公告)日：2024-06-06
申请号：US18369223
申请日：2023-09-18
Applicant: LG DISPLAY CO., LTD.
Inventor： KangIl KIM , Seongku LEE , Kihyung LEE , Seongkwang KIM
IPC: H10K59/131 , H10K59/88 , H10K71/00
CPC classification number: H10K59/1315 , H10K59/88 , H10K71/861 , H10K2102/3026
Abstract: A light emitting display device includes a common power line and a driving power line disposed parallel each other on a substrate; a first pixel disposed between the common power line and the driving power line, and including a left side, a right side, an upper side and a lower side; a first connection part disposed at a first crossing area where the left side and the upper side intersect; a first dummy area disposed at a second crossing area where the right side and the lower side intersect; and a common electrode over the entire substrate as being one layer. The common power line connects to the common electrode at the first connection part. The driving power line passes the first dummy area.
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公开(公告)号：US20240176448A1
公开(公告)日：2024-05-30
申请号：US18435460
申请日：2024-02-07
Applicant: LG Display Co., Ltd.
Inventor： JaeHee PARK , MiReum LEE , Kihyung LEE
CPC classification number: G06F3/0418 , G06F3/0412 , G06F3/04164 , G06F3/0446 , H10K59/40
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：US20230200180A1
公开(公告)日：2023-06-22
申请号：US17977899
申请日：2022-10-31
Applicant: LG Display Co., Ltd.
Inventor： JaeHee PARK , Jonghyeok IM , Kihyung LEE
CPC classification number: H01L27/323 , H01L27/3276 , H01L27/3218 , H01L27/3213 , G06F3/04164 , G06F3/0446
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 in a touch block. The transparent display device with a touch sensor comprises a plurality of transmissive areas and a non-transmissive area disposed between the transmissive areas adjacent to each other, a plurality of pixels provided in the non-transmissive area, including a plurality of subpixels, a touch block including a plurality of touch sensors disposed in the plurality of transmissive areas, a plurality of touch connection portions respectively connected to the plurality of touch sensors, transferring a touch sensing voltage to the connected touch sensor and including a first high resistance area, and a plurality of sensing transistors respectively connected to the plurality of touch sensors, sensing a voltage of the connected touch sensor.
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Patent Agency Ranking
公开(公告)号：US20200328258A1
公开(公告)日：2020-10-15
申请号：US16911252
申请日：2020-06-24
Applicant: LG Display Co., Ltd.
Inventor： EunJi PARK , Sungman HAN , Kihyung LEE
IPC: H01L27/32
Abstract: Disclosed is an electroluminescent display device comprising a substrate, a circuit device layer including a signal line on the substrate, a bank defining a first emission area and a second emission area on the circuit device layer, and a first emission layer in the first emission area, and a second emission layer in the second emission area, wherein the first emission area is overlapped with the signal line, and a width of the first emission area is the same as or less than a width of the signal line.
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公开(公告)号：US20190206949A1
公开(公告)日：2019-07-04
申请号：US16224522
申请日：2018-12-18
Applicant: LG Display Co., Ltd.
Inventor： EunJi PARK , Sungman HAN , Kihyung LEE
IPC: H01L27/32
Abstract: Disclosed is an electroluminescent display device comprising a substrate, a circuit device layer including a signal line on the substrate, a bank defining a first emission area and a second emission area on the circuit device layer, and a first emission layer in the first emission area, and a second emission layer in the second emission area, wherein the first emission area is overlapped with the signal line, and a width of the first emission area is the same as or less than a width of the signal line.
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公开(公告)号：US20180151649A1
公开(公告)日：2018-05-31
申请号：US15815909
申请日：2017-11-17
Applicant: LG Display Co., Ltd.
Inventor： Sungman HAN , Eunji PARK , Kihyung LEE
Abstract: The present disclosure relates to an ultra high density transparent flat panel display. The present disclosure provides a transparent flat panel display including: a driving current line, a data line and a sensing line running in a vertical direction on a substrate; a scan line and a horizontal sensing line running in a horizontal direction on the substrate; an emission area disposed between the driving current line and the data line; and a transparent area disposed between the data line and the sensing line.
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公开(公告)号：US20240224651A1
公开(公告)日：2024-07-04
申请号：US18396790
申请日：2023-12-27
Applicant: LG Display Co., Ltd.
Inventor： Seongku LEE , KangIl KIM , Kihyung LEE , Seongkwang KIM
IPC: H10K59/131 , H10K59/121
CPC classification number: H10K59/131 , H10K59/1213
Abstract: A display device includes first and second substrates each divided into a display area and a non-display area, a dam disposed between the first and second substrates, a wiring part positioned in the non-display area of the first substrate to overlap the dam, a circuit part provided inside the dam, spaced apart from the wiring part, and positioned in the non-display area of the first substrate, thereby suppressing an operation defect of a gate drive circuit and a screen abnormality defect of a display panel.
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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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