Patents by Inventor Dojin Kim
Dojin Kim 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: 20260096344Abstract: A light-emitting device, an electronic apparatus including the light-emitting device, an electronic device including the light-emitting device, and the heterocyclic compound represented by Formula 1 are disclosed. The light-emitting device may include a first electrode, a second electrode that faces (e.g., is opposite to) the first electrode, an interlayer provided between the first electrode and the second electrode and including an emission layer, and a heterocyclic compound represented by Formula 1.Type: ApplicationFiled: September 29, 2025Publication date: April 2, 2026Inventors: Junghoon Han, Dojin Kim, Hyun Shin, Heechoon Ahn, Hyunah Um, Yeseul Lee
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Publication number: 20260090191Abstract: Embodiments provide a heterocyclic compound, a light-emitting device including the heterocyclic compound, an electronic apparatus including the light-emitting device, and an electronic equipment including the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an interlayer, and the heterocyclic compound. The heterocyclic compound is represented by Formula 1, which is explained in the specification.Type: ApplicationFiled: August 25, 2025Publication date: March 26, 2026Applicant: Samsung Display Co., Ltd.Inventors: Junghoon Han, Dojin Kim, Heechoon Ahn, Hyunah Um, Yeseul Lee, Hyunwoo Lee
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Publication number: 20260076007Abstract: A display apparatus includes a substrate in which a plurality of pixels including a plurality of sub pixels is defined, a plurality of transistors on the substrate, an insulating layer on the substrate, an adhesive layer on the insulating layer, and a plurality of light emitting diodes on the adhesive layer in each of the plurality of sub pixels. The insulating layer includes a plurality of holes disposed in each of the plurality of pixels. The plurality of holes includes a plurality of first holes, a plurality of second holes, and a plurality of third holes. The plurality of first holes overlap the plurality of light emitting diodes. The plurality of second holes enclose the plurality of first holes on a plane, and the plurality of third holes includes a hole in the outermost periphery in a first direction.Type: ApplicationFiled: May 23, 2025Publication date: March 12, 2026Applicant: LG Display Co., Ltd.Inventors: ChungHwan AN, Jinho KIM, Dojin KIM, Jongha JAE
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Publication number: 20260076048Abstract: A flexible display device of which esthetic appearance is improved by reducing a bezel is disclosed. The flexible display device comprises a substrate including a display area and a non-display area including a bending area; a link line in the non-display area on the substrate; and a bending connection line in the bending area pf the substrate and connected with the link line, and the bending connection line located between a first buffer layer and a second buffer layer of the flexible display device.Type: ApplicationFiled: November 12, 2025Publication date: March 12, 2026Inventors: Saemleenuri Lee, SeYeoul Kwon, Dojin Kim
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Publication number: 20260068423Abstract: A light-emitting device including an organic compound represented by Formula 1, and an electronic apparatus and electronic device, each including the light-emitting device are provided.Type: ApplicationFiled: August 11, 2025Publication date: March 5, 2026Inventors: Yeseul Lee, Dojin Kim, Youngjin Park, Heechoon Ahn, Hyunah Um, Junghoon Han
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Publication number: 20260059960Abstract: A transparent display apparatus according to some examples of the present disclosure includes a substrate provided with a plurality of pixels each having a plurality of sub-pixels, a transmissive area provided on the substrate and arranged adjacent to at least some subpixels among the plurality of subpixels, and a color pattern portion partially overlapping the transmissive area.Type: ApplicationFiled: July 22, 2025Publication date: February 26, 2026Applicant: LG Display Co., Ltd.Inventors: Binn KIM, Dojin KIM
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Publication number: 20260059984Abstract: A transparent display apparatus includes a substrate including a display area having a transmissive area and a non-transmissive area in which a plurality of subpixels are arranged; a plurality of inorganic film layers provided on the substrate; an outermost signal line arranged below an inorganic film layer at the lowermost side among the plurality of inorganic film layers; and a step portion at an end of at least one inorganic film layer among the plurality of inorganic film layers is removed, the outermost signal line is arranged at an edge portion of the non-transmissive area, and the step portion overlaps the outermost signal line.Type: ApplicationFiled: July 17, 2025Publication date: February 26, 2026Inventors: Binn Kim, Dojin Kim
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Publication number: 20260052902Abstract: Embodiments provide a composition including a first compound and a second compound, a light-emitting device including the first compound and the second compound, an electronic apparatus including the light-emitting device, and an electronic equipment including the light-emitting device.Type: ApplicationFiled: July 17, 2025Publication date: February 19, 2026Applicant: Samsung Display Co., Ltd.Inventors: Yeseul Lee, Dojin Kim, Jangyeol Baek, Hyunah Um, Jaeyong Lee, Seowon Cho
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Publication number: 20250393470Abstract: Embodiments provide an organic compound, a light-emitting device including the organic compound, an electronic apparatus including the light-emitting device, and an electronic equipment including the electronic apparatus.Type: ApplicationFiled: January 16, 2025Publication date: December 25, 2025Applicant: Samsung Display Co., Ltd.Inventors: Dojin Kim, Heechoon Ahn, Hyunah Um, Chihyun Ryoo, Yeseul Lee, Junghoon Han
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Patent number: 12507549Abstract: A display panel for a display device includes a substrate, a light blocking layer disposed over the substrate, a signal line disposed over the substrate, overlapping with a portion of the light blocking layer, and having at least one branched portion, at least one protection pattern overlapping with a portion of the branched portion of the signal line, a pixel electrode disposed over the protection pattern, a light emitting layer disposed over the pixel electrode, and a common electrode disposed over the light emitting layer, wherein the branched portion of the signal line includes an area not overlapping with the light blocking layer, and wherein in the area not overlapping with the light blocking layer, the branched portion overlaps with the protection pattern, thereby preventing damage to the electrodes of the light emitting element due to a laser beam during the repair of the signal line.Type: GrantFiled: November 4, 2022Date of Patent: December 23, 2025Assignee: LG Display Co., Ltd.Inventors: Sungman Han, Dojin Kim, Seongkwang Kim
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Patent number: 12495689Abstract: A flexible display device of which esthetic appearance is improved by reducing a bezel is disclosed. The flexible display device comprises a substrate including a display area and a non-display area including a bending area; a link line in the non-display area on the substrate; and a bending connection line in the bending area pf the substrate and connected with the link line, and the bending connection line located between a first buffer layer and a second buffer layer of the flexible display device.Type: GrantFiled: April 18, 2024Date of Patent: December 9, 2025Assignee: LG Display Co., Ltd.Inventors: Saemleenuri Lee, SeYeoul Kwon, Dojin Kim
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Patent number: 12439775Abstract: A display device includes data lines are disposed on or over a substrate in a first direction, a first scan line extends through a first subpixel in a second direction, a first auxiliary pattern is disposed in the first subpixel in the second direction and electrically connected to the first scan line through one or more first contact holes in an interlayer insulating film, the first scan line includes a first line portion and a wider first contact portion, the first auxiliary pattern includes a first line pattern portion and a wider first seating pattern portion, the first contact portion is connected to the first seating pattern portion through the one or more first contact holes, the first contact portion is symmetrical with respect to a central axis of the first line portion, and the first seating pattern portion is symmetrical with respect to a central axis of the first line pattern portion.Type: GrantFiled: November 1, 2022Date of Patent: October 7, 2025Assignee: LG Display Co., Ltd.Inventors: Seongkwang Kim, Dojin Kim
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Publication number: 20250280695Abstract: A transparent display device can include a substrate having a transmissive area and a non-transmissive area, a first light emitting area disposed on the non-transmissive area, a first color filter disposed in the non-transmissive area and corresponding to the first light emitting area, a step area disposed at a boundary area between the transmissive area and the non-transmissive area, and a first color compensation layer disposed in the transmissive area to overlap the step area.Type: ApplicationFiled: February 20, 2025Publication date: September 4, 2025Applicant: LG Display Co., Ltd.Inventors: Taehee KO, Dojin KIM, Binn KIM, JongSung KIM
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Publication number: 20250280673Abstract: A display apparatus according to an exemplary embodiment of the present disclosure is provided. An example transparent display apparatus includes a substrate provided with a plurality of pixels. Each pixel of the plurality of pixels having a transmissive area and a plurality of sub-pixels. The transparent display apparatus includes a non-light emission area on the substrate. The non-light emission area is provided between the transmissive area and the plurality of sub-pixels and the non-light emission area is also provided between the plurality of sub-pixels. The transparent display apparatus includes a plurality of wirings disposed on the non-light emission area. The transparent display apparatus includes a plurality of light blocking members partially overlapping at least a portion of the plurality of wirings from a plan view.Type: ApplicationFiled: October 8, 2024Publication date: September 4, 2025Inventors: Dojin KIM, Binn KIM
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Publication number: 20250216962Abstract: A display device including a glass substrate including a display area and a non-display area, a light shielding layer and a plurality of metal lines on the glass substrate, a buffer layer provided on the light shielding layer and the plurality of metal lines, at least one transistor disposed on the buffer layer and include an active layer formed of an oxide-based semiconductor, and the active layer overlapped with the light shielding layer, a data line arranged adjacent to the plurality of metal lines and in parallel to the plurality of metal lines, a pixel power line disposed on the plurality of metal lines and overlapped with the plurality of metal lines, a planarization layer disposed on the pixel power line, the plurality of metal lines and the transistor, a light emitting element including a first electrode, a light emitting layer and a second electrode provided on the planarization layer, and an encapsulation layer provided over the second electrode and including at least one organic layer and one inorgType: ApplicationFiled: February 24, 2025Publication date: July 3, 2025Applicant: LG Display Co., Ltd.Inventors: JaeHee Park, MiReum Lee, Dojin Kim
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Publication number: 20250173015Abstract: A transparent display device with a touch sensor can include subpixels in a substrate having a light emitting element with an anode electrode, a light emitting layer, and a cathode electrode, a first area in the substrate including a non-light emission area, a second area in the substrate including a transmissive area, and an opening area on the second area. Also, the transparent display device can include a driving transistor, a planarization layer on the driving transistor in which the light emitting element is on the planarization layer, a bank on the anode electrode, an encapsulation layer on the light emitting element that includes one inorganic layer and one organic film, and color filters in the subpixels, and a black matrix between the color filters. Also, the black matrix overlaps the bank, and a portion of the cathode electrode is separated by the opening area in the second area.Type: ApplicationFiled: January 28, 2025Publication date: May 29, 2025Applicant: LG Display Co., Ltd.Inventors: JaeHee PARK, MiReum LEE, Dojin KIM
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Patent number: 12260037Abstract: A transparent display device including a substrate including a transmissive area and a non-transmissive area; a touch line on the substrate in the non-transmissive area; a touch bridge line in the non-transmissive area; and a touch contact electrode electrically connected to the touch bridge line; and a touch sensor in the transmissive area and including a touch sensor electrode overlapping with the touch contact electrode. Further, the touch sensor contacts the touch contact electrode so the touch sensor is electrically connected to the touch bridge line.Type: GrantFiled: November 3, 2023Date of Patent: March 25, 2025Assignee: LG DISPLAY CO., LTD.Inventors: JaeHee Park, MiReum Lee, Dojin Kim
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Patent number: 12242682Abstract: 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.Type: GrantFiled: November 7, 2023Date of Patent: March 4, 2025Assignee: LG DISPLAY CO., LTD.Inventors: JaeHee Park, MiReum Lee, Dojin Kim
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Patent number: 12229362Abstract: A transparent display device may include a substrate, a transmissive area, a non-transmissive area, and a plurality of subpixels provided in the non-transmissive area, having a light emitting element, which may include an anode electrode, a light emitting layer and a cathode electrode. The transparent display device may further include a touch sensor disposed in the transmissive area, including a touch sensor electrode, and a sensing transistor for sensing a voltage of the touch sensor. The cathode electrode of the light emitting element and the touch sensor electrode of the touch sensor may be provided on a same layer and may be separated by a first undercut structure. The cathode electrode may extend to the transmissive area such that the cathode electrode is located in the transmissive area and in the non-transmissive area. The sensing transistor may be disposed to overlap the cathode electrode located in the transmissive area.Type: GrantFiled: December 8, 2023Date of Patent: February 18, 2025Assignee: LG DISPLAY CO., LTD.Inventors: MiReum Lee, JaeHee Park, Dojin Kim
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Publication number: 20250056925Abstract: Provided is a display device. The display device comprises a substrate including an active area in which a plurality of sub pixels is disposed and a non-active area. The display device comprises a plurality of transistors disposed in each of the plurality of sub pixels on the substrate. The display device comprises a plurality of light emitting diodes disposed in each of the plurality of sub pixels on the substrate. The display device comprises a plurality of first alignment keys disposed on the substrate. The display device comprises an insulating layer which includes a plurality of inorganic insulating layers and a plurality of organic insulating layers disposed on the substrate. In an area which overlaps the plurality of first alignment keys, the plurality of organic insulating layers is disposed on the plurality of inorganic insulating layers.Type: ApplicationFiled: June 17, 2024Publication date: February 13, 2025Inventors: Dojin Kim, Eunjeong Shin