Patents by Inventor Yong-Hwan Park
Yong-Hwan Park 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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Patent number: 12295236Abstract: A display device including a substrate having a display area and a peripheral area defined outside the display area, a circuit layer disposed on the substrate, a device layer disposed on the display area, an encapsulation layer covering the device layer, a touch sensing unit including at least one touch insulating layer disposed on the encapsulation layer, touch electrodes disposed on the encapsulation layer, and touch signal lines connected to the touch electrodes, a first section disposed in the peripheral area and including a first part having a first thickness, a second part having a second thickness less than the first thickness and overlapping the touch signal lines, and an intermediate part connecting the first part and the second part and being inclined, and a first thickening pattern overlapping at least the intermediate part.Type: GrantFiled: January 24, 2024Date of Patent: May 6, 2025Assignee: Samsung Display Co., Ltd.Inventors: Yong-hwan Park, Miyoung Kim, Jongseok Kim
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DISPLAY MODULE INCLUDING SIGNAL PADS AND SIGNAL LINES AND AN ELECTRONIC APPARATUS INCLUDING THE SAME
Publication number: 20250143120Abstract: A display module includes a display panel having a display region in which pixels are disposed and a non-display region having a first pad region in which first signal pads, electrically connected to the pixels respectively through first signal lines, are disposed. An input sensor is disposed on the display panel and it includes a sensing insulation layer including an organic material, and a sensing conductive layer. Each of the first signal pads includes first conductive patterns stacked along a thickness direction of the display panel. At least one of the first conductive patterns includes a same material as that of the sensing conductive layer. A first opening overlapping the first pad region is defined in the sensing insulation layer. A first residue conductive pattern, including the same material as that of the sensing conductive layer, is disposed on a border of the first opening.Type: ApplicationFiled: September 13, 2024Publication date: May 1, 2025Inventors: SUNGKYUN PARK, YONG-HWAN PARK, GYUNG-MIN KO -
Publication number: 20250138684Abstract: Provided is a display device including a display panel including a display region and a non-display region, and an input sensing device disposed on the display panel. The input sensing device includes a first sensing insulation layer directly disposed on the display panel, a first sensing conductive layer disposed on the first sensing insulation layer, a second sensing insulation layer disposed on the first sensing insulation layer and covering the first sensing conductive layer, and a second sensing conductive layer disposed on the second sensing insulation layer. The second sensing insulation layer includes an organic film, and a first thickness of the first sensing conductive layer is greater than a second thickness of the second sensing conductive layer.Type: ApplicationFiled: November 18, 2024Publication date: May 1, 2025Inventors: MIYOUNG KIM, SOYEON PARK, YONG-HWAN PARK, SANGHYUN JUN
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Publication number: 20250130677Abstract: An electronic device includes a display layer and a sensor layer disposed on the display layer. The sensor layer includes a first electrode, a second electrode including a sensing pattern and a bridge pattern, and a dummy pattern disposed on the same layer as the bridge pattern and spaced apart from the bridge pattern. A plurality of contact holes is defined through the sensing layer, the plurality of contact holes include an effective contact hole through which a portion of the bridge pattern is exposed and a dummy contact hole through which a portion of the dummy pattern is exposed. The sensing pattern is electrically connected to the bridge pattern via the effective contact hole, and the first electrode or the sensing pattern is connected to the dummy pattern via the dummy contact hole.Type: ApplicationFiled: October 10, 2024Publication date: April 24, 2025Inventors: GYUNG-MIN KO, YONG-HWAN PARK, SEONGJUN LEE
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Publication number: 20250123720Abstract: A display device includes a display panel divided into a display area and a non-display area, and an input sensing unit disposed on the display panel and divided into an active area and a non-active area. The input sensing unit includes a plurality of sensing electrodes overlapping the active area and including a plurality of first sensing electrodes extending in a first direction, and a plurality of second sensing electrodes extending in a second direction crossing the first direction, a plurality of first trace lines respectively connected to the plurality of first sensing electrodes and including an inside portion overlapping the active area, and a dummy electrode unit overlapping the inside portion in the first direction. The dummy electrode unit is adjacent to the plurality of sensing electrodes in the second direction and does not overlap the plurality of sensing electrodes in the first direction.Type: ApplicationFiled: December 20, 2024Publication date: April 17, 2025Inventors: YONG-HWAN PARK, GYUNG-MIN KO, EUNYOUNG KIM, GYEONGNAM BANG, SEONGJUN LEE, JEONGYUN HAN
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Patent number: 12271545Abstract: A display device including a base member, a circuit layer, a display layer, a thin film encapsulation layer, and a touch sensor layer. The base member includes a first area and a second area disposed adjacent to the first area. The circuit layer is disposed on the base member to cover the first area and to expose the second area. The display layer is disposed on the circuit layer to display an image. The thin film encapsulation layer is disposed on the display layer. The touch sensor layer is disposed on the thin film encapsulation layer and includes an organic layer extending from an upper portion of the thin film encapsulation layer to cover at least a portion of the exposed second area.Type: GrantFiled: September 18, 2023Date of Patent: April 8, 2025Assignee: Samsung Display Co., Ltd.Inventors: Yong-hwan Park, Seongjun Lee, Jongseok Kim, Eunae Jung, Changyong Jung
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Publication number: 20250094007Abstract: A display device includes a display panel including light-emitting regions, an input sensor, and conductive patterns. The conductive patterns include a first sensing electrode including first sensing patterns provided along a first direction, and bridge patterns connecting two adjacently disposed first sensing patterns, a second sensing electrode, spaced apart from the first sensing electrode, includes second sensing patterns provided along a second direction crossing the first direction, and dummy patterns overlapping one of the first sensing electrode or the second sensing electrode on a plane. Each of the first sensing patterns and the second sensing patterns includes mesh lines in which openings overlapping the light-emitting regions are defined. Each of the bridge patterns includes a first bridge pattern connected to a corresponding first sensing pattern, and a second bridge pattern disposed on a layer different from the first bridge pattern, and connected to the first bridge pattern.Type: ApplicationFiled: September 13, 2024Publication date: March 20, 2025Inventors: GYUNG-MIN KO, GI-NA YOO, YONG-HWAN PARK, SEONGJUN LEE, SEUNGCHAN LEE
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Patent number: 12242685Abstract: A display module includes a display area and a non-display area disposed outside the display area on a plane. The display module includes a base layer, a circuit device layer, a display device layer, a thin film encapsulation layer, and a touch sensing layer. An inorganic layer of the touch sensing layer contacts an inorganic layer of the circuit device layer exposed by an organic layer of the circuit device layer. An inorganic layer of the thin film encapsulation layer is disposed between the inorganic layer of the touch sensing layer and the inorganic layer of the circuit device layer to block a moisture penetration path which causes delamination of the thin film encapsulation layer.Type: GrantFiled: November 27, 2023Date of Patent: March 4, 2025Assignee: Samsung Display Co., Ltd.Inventors: Yong-hwan Park, Miyoung Kim, Nayun Kwak
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Patent number: 12216503Abstract: A display device includes a display panel which includes a display area and a non-display area, a plurality of signal wirings arranged in the display area, a plurality of fanout wirings arranged in the non-display area and electrically connected to the signal wirings, and a plurality of connecting wirings connecting the signal wirings to the fanout wirings, where some of the plurality of fanout wirings intersect and are overlapped with each other in a plan view.Type: GrantFiled: March 4, 2024Date of Patent: February 4, 2025Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Ki Ho Bang, Hwa Jeong Kim, Yong Hwan Park, Yong Je Jeon, Won Suk Choi
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Publication number: 20250028415Abstract: A display device includes a display part formed on a base layer, the display part including a plurality of pixels, and a sensor part disposed on the display part, the sensor part including a conductive pattern layer and a cover layer disposed on the conductive pattern layer. The conductive pattern layer forms a first sensing electrode and a second sensing electrode, and includes an edge portion forming a disconnection area. The cover layer includes a first cover layer overlapping the disconnection area in a plan view.Type: ApplicationFiled: December 28, 2023Publication date: January 23, 2025Inventors: Gyung Min KO, Seong Jun LEE, Yong Hwan PARK
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Publication number: 20250028413Abstract: Provided is a display device including a display panel including emission areas, and an input sensor above the display panel, and including conductive patterns, wherein the display panel includes a light-emitting element overlapping at least one of the emission areas, and including an anode, an emission layer above the anode, and a cathode above the emission layer, and an auxiliary electrode spaced apart from the anode in plan view, and electrically connected to the cathode at a connection area, wherein the conductive patterns include mesh patterns defining openings respectively overlapping the emission areas, the mesh patterns including a first mesh pattern having a first width, and a second mesh pattern including a portion having a second width that is greater than the first width, and including a portion entirely covering the connection area.Type: ApplicationFiled: May 20, 2024Publication date: January 23, 2025Inventors: HYEYUN HAN, Giryung LEE, YONG-HWAN PARK
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Patent number: 12204726Abstract: A display device includes a display panel divided into a display area and a non-display area, and an input sensing unit disposed on the display panel and divided into an active area and a non-active area. The input sensing unit includes a plurality of sensing electrodes overlapping the active area and including a plurality of first sensing electrodes extending in a first direction, and a plurality of second sensing electrodes extending in a second direction crossing the first direction, a plurality of first trace lines respectively connected to the plurality of first sensing electrodes and including an inside portion overlapping the active area, and a dummy electrode unit overlapping the inside portion in the first direction. The dummy electrode unit is adjacent to the plurality of sensing electrodes in the second direction and does not overlap the plurality of sensing electrodes in the first direction.Type: GrantFiled: April 27, 2023Date of Patent: January 21, 2025Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Yong-Hwan Park, Gyung-Min Ko, Eunyoung Kim, Gyeongnam Bang, Seongjun Lee, Jeongyun Han
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Publication number: 20240431176Abstract: Provided is an organic light emitting display module including an active area, a pad area, and a boundary area between the active area and the pad area. Unlike the active area and the pad area, since the boundary area does not include an inorganic layer, less stress is applied to the boundary area when the boundary area is bent. Display panel pads and touch sensing member pads are disposed at the same height without having a height difference therebetween. Thus, a dummy pad may be added to remove the height difference between the display panel pads and the touch sensing member pads.Type: ApplicationFiled: September 5, 2024Publication date: December 26, 2024Inventors: Yong-hwan PARK, Jongseok KIM, Miyoung KIM, Chiwook AN
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Patent number: 12169615Abstract: Provided is a display device including a display panel including a display region and a non-display region, and an input sensing device disposed on the display panel. The input sensing device includes a first sensing insulation layer directly disposed on the display panel, a first sensing conductive layer disposed on the first sensing insulation layer, a second sensing insulation layer disposed on the first sensing insulation layer and covering the first sensing conductive layer, and a second sensing conductive layer disposed on the second sensing insulation layer. The second sensing insulation layer includes an organic film, and a first thickness of the first sensing conductive layer is greater than a second thickness of the second sensing conductive layer.Type: GrantFiled: March 21, 2023Date of Patent: December 17, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Miyoung Kim, Soyeon Park, Yong-Hwan Park, Sanghyun Jun
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Patent number: 12171132Abstract: A display device includes a display panel and an input detection layer including sensing electrodes disposed on the display panel, and trace lines electrically connected to the sensing electrodes, respectively, in which at least one of the trace lines includes a single layer part, and a multilayer part, a length of an ith trace line and a length of a jth trace line are different from each other, each of the ith trace line and the jth trace line includes the single layer part and the multilayer part, and a length of the single layer part of the ith trace line is substantially equal to that of the single layer part of the jth trace line, and a length of the multilayer part of the ith trace line is different from that of the multilayer part of the jth trace line.Type: GrantFiled: November 29, 2023Date of Patent: December 17, 2024Assignee: Samsung Display Co., Ltd.Inventors: Kwanghyeok Kim, Miyoung Kim, Soyeon Park, Yong-Hwan Park
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Patent number: 12147634Abstract: A touch sensor includes a sensing electrode that receives a touch input disposed on a sensing area of a substrate; and a plurality of sensing lines disposed on a non-sensing area of the substrate. Each of the plurality of sensing lines includes a first area and a second area, and first and second metal layers electrically coupled to the sensing electrode. The second metal layer is disposed on the first metal layer, and an insulating layer is interposed between the first and second metal layers. The sensing lines include first and second sensing lines. The first and second sensing lines include the first and second metal layers in the first area. The first sensing line includes the first metal layer without the second metal layer in the second area, and the second sensing line includes the second metal layer without the first metal layer in the second area.Type: GrantFiled: June 15, 2023Date of Patent: November 19, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kwang Hyeok Kim, Mi Young Kim, So Yeon Park, Yong Hwan Park, Sang Hyun Jun
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Publication number: 20240361870Abstract: A touch sensing device includes first sensor electrodes disposed in a first area, second sensor electrodes disposed in a second area, first sensor lines each connected to the first sensor electrodes in the first area, and second sensor lines each connected to the second sensor electrodes in the second area. Each of the second sensor lines includes a first sub-sensor line disposed in the second area, and a second sub-sensor line disposed in the first area and the second area and connected to the first sub-sensor line.Type: ApplicationFiled: July 8, 2024Publication date: October 31, 2024Inventors: Sang Hyun CHOI, Yong Hwan PARK, Kwang Soo BAE, Chaun Gi CHOI, Sang Hyun HAN
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Patent number: 12127425Abstract: A display apparatus includes: a substrate; a display unit disposed on the substrate; a barrier unit disposed between the substrate and the display unit; and a buffer unit disposed between the barrier unit and the display unit, wherein a sum of a thickness of the barrier unit and a thickness of the buffer unit is in the range from 0.9 ?m to 3 ?m.Type: GrantFiled: October 1, 2021Date of Patent: October 22, 2024Assignee: Samsung Display Co., Ltd.Inventors: Keun-Soo Lee, Yong-Hwan Park, Chi-Wook An, Seong-Jun Lee
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Publication number: 20240310939Abstract: A display device including a display panel including a flat area including a first display area and a first peripheral area adjacent to the first display area and a bending area including a second display area and a second peripheral area adjacent to the second display area, and an input sensing unit on the display panel. The input sensing unit includes first touch sensors having a mesh shape, extending in a first direction parallel to a bending axis of the bending area, and arranged in a second direction crossing the first direction, second touch sensors having a mesh shape, extending in the second direction, and arranged in the first direction, first connection electrodes respectively connected to ends of the first touch sensors, second connection electrodes respectively connected to ends of the second touch sensors, and touch signal lines connected to the first connection electrodes and the second connection electrodes.Type: ApplicationFiled: May 24, 2024Publication date: September 19, 2024Inventors: Nayun KWAK, Jongseok KIM, Chiwook AN, Yong-hwan PARK
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Patent number: 12089471Abstract: Provided is an organic light emitting display module including an active area, a pad area, and a boundary area between the active area and the pad area. Unlike the active area and the pad area, since the boundary area does not include an inorganic layer, less stress is applied to the boundary area when the boundary area is bent. Display panel pads and touch sensing member pads are disposed at the same height without having a height difference therebetween. Thus, a dummy pad may be added to remove the height difference between the display panel pads and the touch sensing member pads.Type: GrantFiled: June 21, 2023Date of Patent: September 10, 2024Assignee: Samsung Display Co., Ltd.Inventors: Yong-hwan Park, Jongseok Kim, Miyoung Kim, Chiwook An