Patents by Inventor Yeonjun Oh
Yeonjun Oh has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20260164889Abstract: A display device in one or more examples includes: a substrate; a plurality of subpixels disposed on a plurality of pixel plate patterns and each including a circuit; a plurality of lines disposed on the plurality of pixel plate patterns and connected to the circuits; and a plurality of bypass lines disposed on the plurality of pixel plate patterns and the plurality of bypass plate patterns. Some of the plurality of lines on some of the plurality of pixel plate patterns receive signals from corresponding bypass lines of the plurality of bypass lines on some of the plurality of bypass plate patterns. Therefore, the plurality of bypass lines and the plurality of bypass plate patterns may be used to transmit the signal to the normal subpixel on the pixel plate pattern while inhibiting a signal from being applied to a defective subpixel of some pixel plate patterns.Type: ApplicationFiled: October 28, 2025Publication date: June 11, 2026Applicant: LG Display Co., Ltd.Inventors: Taehyun KIM, SungJoon MIN, Yeonjun OH, Dojoong KIM, JunHyuk SONG
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Publication number: 20260090167Abstract: Provided is a display device. The display device includes a stretchable lower substrate a plurality of plate patterns which is disposed on the lower substrate to be spaced apart from each other a plurality of line patterns which is disposed between plate patterns adjacent in a first direction, among the plurality of plate patterns and between plate patterns adjacent in a second direction different from the first direction, among the plurality of plate patterns, on the lower substrate a plurality of connection lines which is disposed above each of the plurality of line patterns and a plurality of auxiliary patterns which is adjacent to the plurality of plate patterns in a diagonal direction between the first direction and the second direction, on the lower substrate.Type: ApplicationFiled: July 16, 2025Publication date: March 26, 2026Inventors: SungJoon Min, Yeonjun Oh, Dojoong Kim, JunHyuk Song, Taehyun Kim
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Publication number: 20260090166Abstract: A display device includes a stretchable lower substrate which is divided into an active and non-active areas, pixels in the active area and on the lower substrate, connection lines on the lower substrate and connected to each of the pixels, a stretchable upper substrate, and a pad pattern in the non-active area between the lower substrate and the upper substrate. The pad pattern may include a first lower pad plate pattern on which an input pad is disposed, a second lower pad plate pattern on which a chip pad connected to the input pad through a pad connection line and a driving chip connected to the chip pad are disposed, a lower pad line pattern which connects the first and second lower pad plate patterns, and an upper pad plate pattern which is disposed on the first and second lower pad plate patterns and the lower pad line pattern.Type: ApplicationFiled: July 25, 2025Publication date: March 26, 2026Inventors: Yeonjun Oh, SungJoon Min, Dojoong Kim, JunHyuk Song, Taehyun Kim
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Patent number: 12581798Abstract: A display device includes a substrate including an active area and a non-active area which is disposed at an outer periphery of the active area, the non-active area including a pad unit in which a plurality of pad electrodes are disposed and a non-pad unit excluding the pad unit, an insulating layer on the substrate, a pixel unit on the insulating layer, an encapsulation unit on the pixel unit, a film member below the substrate and protruding outwardly from the substrate, an organic pattern at an edge of the film member protruding outwardly from the substrate, an anisotropic conductive film on the pad electrodes, a side surface of the insulating layer, and a side surface of the substrate and a flexible film that is on the plurality of pad electrodes to be electrically connected to the pad electrodes by the anisotropic conductive film.Type: GrantFiled: December 12, 2022Date of Patent: March 17, 2026Assignee: LG DISPLAY CO., LTD.Inventor: Yeonjun Oh
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Patent number: 12437721Abstract: A display device includes a substrate which includes an active area and a non-active area and is formed of any one of transparent conducting oxide and an oxide semiconductor layer; a gate driver which is disposed in the non-active area on the substrate and includes a Q node; and a Q node shielding layer disposed between the substrate and the Q node.Type: GrantFiled: September 21, 2023Date of Patent: October 7, 2025Assignee: LG Display Co., LtdInventors: Jaehyeong Kim, JunHyeok Yang, Chanwoo Lee, Yeonjun Oh
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Publication number: 20250267945Abstract: According to an aspect of the present disclosure, a display device includes a lower substrate which includes a plurality of rigid areas disposed to be spaced apart from each other and a malleable area enclosing the plurality of rigid areas; a plurality of first plate patterns disposed in the plurality of rigid areas of the lower substrate; and a plurality of sub pixels which are disposed on the plurality of first plate patterns and each include a connection electrode, a conductive adhesive layer on the connection electrode, and a light emitting diode on the conductive adhesive layer, wherein some of the plurality of sub pixels include a repair electrode which is disposed between the connection electrode and the conductive adhesive layer and is formed of an iodine pattern including an iodine component and a metal pattern.Type: ApplicationFiled: October 28, 2024Publication date: August 21, 2025Inventors: Yeonjun OH, SungJoon MIN, Dojoong KIM, JunHyuk SONG, Taehyun KIM
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Publication number: 20250267996Abstract: A display device includes a stretchable lower substrate, a plurality of pixel plate patterns disposed to be spaced apart from each other on the lower substrate and having a plurality of sub pixels, a plurality of speaker plate patterns disposed to be spaced apart from each other on the lower substrate and alternately disposed with the plurality of pixel plate patterns, a plurality of connection lines disposed between the plurality of pixel plate patterns and between the plurality of pixel plate patterns and the plurality of speaker plate patterns, and a sound unit disposed on each of the plurality of speaker plate patterns. Accordingly, the plurality of speaker plate patterns are formed in an area between the plurality of pixel plate patterns so that the sound unit can be embedded in the display device.Type: ApplicationFiled: September 17, 2024Publication date: August 21, 2025Applicant: LG Display Co., Ltd.Inventors: SungJoon MIN, Yeonjun OH, Dojoong KIM, JunHyuk SONG, Taehyun KIM
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Patent number: 12382821Abstract: Provided is a display device. The display device having an active area including a plurality of sub-pixels and a non-active area. The display device comprises a lower substrate made of a transparent conducting oxide or an oxide semiconductor; a plurality of transistors disposed in the plurality of sub-pixels on the lower substrate, a planarization layer disposed on the plurality of transistors, a plurality of light emitting elements disposed on the planarization layer in the plurality of sub-pixels and including an anode, a light emitting layer and a cathode and a plurality of light emitting layer protective patterns disposed between the planarization layer and the anode.Type: GrantFiled: October 18, 2022Date of Patent: August 5, 2025Assignee: LG Display Co., Ltd.Inventor: Yeonjun Oh
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Patent number: 12096647Abstract: A display device according to an example of the present disclosure includes a lower substrate divided into an active area and a non-active area, an upper substrate disposed above the lower substrate, a flexible film connected to a pad area of the lower substrate in the non-active area, a first sealing film disposed in the pad area and having at least one open hole, and a second sealing film disposed on a top surface of the flexible film and a side surface of the upper substrate. By this configuration, moisture which may permeate through a side surface of the display device can be more effectively blocked.Type: GrantFiled: September 23, 2021Date of Patent: September 17, 2024Assignee: LG DISPLAY CO., LTD.Inventors: Yeonjun Oh, Sangwon Yoon, Chanwoo Lee
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Patent number: 12046164Abstract: According to an aspect of the present disclosure, a display device includes a display panel, a first back cover supporting the display panel on a rear surface of the display panel, a roller around which the display panel and the first back cover are wound, a pad glass disposed on the rear surface of the first back cover and including a plurality of pads disposed thereon, a plurality of flexible films bonded to the pad glass, and a plurality of side lines electrically connecting the plurality of pads of the pad glass and the display panel. Accordingly, the plurality of pads is separately formed from the display panel so that any stress which may be transmitted to the plurality of pads and the plurality of flexible films when the display device is wound or unwound can be minimized.Type: GrantFiled: November 3, 2021Date of Patent: July 23, 2024Assignee: LG DISPLAY CO., LTD.Inventor: Yeonjun Oh
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Publication number: 20240224633Abstract: According to an aspect of the present disclosure, a display device includes a first substrate having an active area including a plurality of sub-pixels and a non-active area surrounding the active area, a second substrate facing the first substrate, a dam attaching the first substrate and the second substrate in the non-active area, and a pad disposed outside the dam on one side of the first substrate. The second substrate includes a first part overlapping the active area, and a second part in contact with the first part, overlapping a portion of the non-active area between the active area and the pad, and made of a transparent conducting oxide or an oxide semiconductor. Therefore, reliability of the display device can be improved.Type: ApplicationFiled: December 20, 2023Publication date: July 4, 2024Applicant: LG Display Co., Ltd.Inventor: Yeonjun OH
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Publication number: 20240196667Abstract: A display device includes a lower substrate which includes an active area including a plurality of sub pixels and a non-active area enclosing the active area and is formed of one of transparent conducting oxide and an oxide semiconductor layer, a rigid unit in the non-active area to enclose the active area on the lower substrate, an insulating layer on the lower substrate and the rigid unit, a cathode on the insulating layer, and an encapsulation substrate on the cathode. Accordingly, the rigid unit is disposed in an outer peripheral area of the display device to improve the rigidity of the outer peripheral area.Type: ApplicationFiled: November 6, 2023Publication date: June 13, 2024Applicant: LG DISPLAY CO., LTD.Inventors: Yeonjun OH, Chanwoo LEE
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Publication number: 20240169927Abstract: A display device includes a substrate which includes an active area and a non-active area and is formed of any one of transparent conducting oxide and an oxide semiconductor layer; a gate driver which is disposed in the non-active area on the substrate and includes a Q node; and a Q node shielding layer disposed between the substrate and the Q node.Type: ApplicationFiled: September 21, 2023Publication date: May 23, 2024Applicant: LG Display Co., Ltd.Inventors: Jaehyeong Kim, JunHyeok Yang, Chanwoo Lee, Yeonjun Oh
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Publication number: 20230217799Abstract: Provided is a display device. The display device having an active area including a plurality of sub-pixels and a non-active area. The display device comprises a lower substrate made of a transparent conducting oxide or an oxide semiconductor; a plurality of transistors disposed in the plurality of sub-pixels on the lower substrate, a planarization layer disposed on the plurality of transistors, a plurality of light emitting elements disposed on the planarization layer in the plurality of sub-pixels and including an anode, a light emitting layer and a cathode and a plurality of light emitting layer protective patterns disposed between the planarization layer and the anode.Type: ApplicationFiled: October 18, 2022Publication date: July 6, 2023Inventor: Yeonjun Oh
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Publication number: 20230217682Abstract: A display device includes a substrate including an active area in which a plurality of pixels is defined and a non-active area which is disposed at an outer periphery of the active area, the non-active area including a pad unit in which a plurality of pad electrodes are disposed and a non-pad unit excluding the pad unit, an insulating layer on the substrate, a pixel unit on the insulating layer, an encapsulation unit on the pixel unit, a film member below the substrate and protruding outwardly from the substrate, an organic pattern at an edge of the film member protruding outwardly from the substrate, an anisotropic conductive film on the pad electrodes, a side surface of the insulating layer, and a side surface of the substrate and a flexible film that is on the plurality of pad electrodes to be electrically connected to the pad electrodes by the anisotropic conductive film. The organic pattern contacts the anisotropic conductive film in an area corresponding to the pad unit.Type: ApplicationFiled: December 12, 2022Publication date: July 6, 2023Applicant: LG Display Co., Ltd.Inventor: Yeonjun OH
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Publication number: 20230075846Abstract: According to an aspect of the present disclosure, a display device includes a substrate including a display area and a non-display area including a pad area extending from the display area and made of any one of transparent conducting oxides and oxide semiconductors. Also, the display device includes a plurality of inorganic insulating layers disposed on the substrate and a plurality of flexible films whose one ends are bonded to the pad area. The plurality of inorganic insulating layers overlaps the plurality of flexible films, and does not overlap an area between the plurality of flexible films. Therefore, according to one example of the present disclosure, a part of the plurality of inorganic insulating layers where cracks are likely to occur can be removed from the pad area. As such, it is possible to suppress the occurrence of cracks and improve reliability of the display device.Type: ApplicationFiled: September 2, 2022Publication date: March 9, 2023Applicant: LG Display Co., Ltd.Inventors: Yeonjun OH, Jungil LEE
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Patent number: 11468801Abstract: A display device includes a display panel; a back cover disposed on a rear surface of the display panel to support the display panel; a roller disposed on a rear surface of the back cover, wherein the display panel and the back cover are wound around or unwound from the roller; a support bar disposed on a front surface of the display panel and fastened to the display panel and the back cover through fastening means; and at least one anti-shift means disposed on the rear surface of the back cover and fastened to a fastening groove of the roller when the display panel and the back cover are wound around the roller. Accordingly, it is possible to prevent cracks in the pad area and damages to the flexible film, thereby solving the issues of driving failure and reliability of the display panel.Type: GrantFiled: October 27, 2020Date of Patent: October 11, 2022Assignee: LG DISPLAY CO., LTD.Inventor: Yeonjun Oh
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Patent number: 11424428Abstract: Display devices and methods of manufacturing display devices are provided in which a sealing layer is provided on a metal layer, and the metal layer may be removed thereby facilitating removal of the sealing layer, for example, during a repair process. A display device includes a first substrate and a display assembly on the first substrate. The display assembly includes a plurality of sub-pixels, and a portion of the first substrate extends laterally beyond a periphery of the display assembly. A protective layer is provided on the portion of the first substrate that extends laterally beyond the periphery of the display assembly, and a sealing layer is disposed on the protective layer.Type: GrantFiled: October 17, 2019Date of Patent: August 23, 2022Assignee: LG Display Co., Ltd.Inventors: Yeonjun Oh, Jaehyeong Kim
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Publication number: 20220199940Abstract: A display device according to an example of the present disclosure includes a lower substrate divided into an active area and a non-active area, an upper substrate disposed above the lower substrate, a flexible film connected to a pad area of the lower substrate in the non-active area, a first sealing film disposed in the pad area and having at least one open hole, and a second sealing film disposed on a top surface of the flexible film and a side surface of the upper substrate. By this configuration, moisture which may permeate through a side surface of the display device can be more effectively blocked.Type: ApplicationFiled: September 23, 2021Publication date: June 23, 2022Applicant: LG Display Co., Ltd.Inventors: Yeonjun OH, Sangwon YOON, Chanwoo LEE
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Publication number: 20220189347Abstract: According to an aspect of the present disclosure, a display device includes a display panel, a first back cover supporting the display panel on a rear surface of the display panel, a roller around which the display panel and the first back cover are wound, a pad glass disposed on the rear surface of the first back cover and including a plurality of pads disposed thereon, a plurality of flexible films bonded to the pad glass, and a plurality of side lines electrically connecting the plurality of pads of the pad glass and the display panel. Accordingly, the plurality of pads is separately formed from the display panel so that any stress which may be transmitted to the plurality of pads and the plurality of flexible films when the display device is wound or unwound can be minimized.Type: ApplicationFiled: November 3, 2021Publication date: June 16, 2022Applicant: LG DISPLAY CO., LTD.Inventor: Yeonjun Oh