Patents by Inventor Daesuk Kim
Daesuk 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: 20250143103Abstract: A display device includes a pixel circuit disposed on a substrate, and a display element on the pixel circuit. The pixel circuit includes a first thin-film transistor comprising a first semiconductor layer and a first gate electrode insulated from the first semiconductor layer, a second thin-film transistor comprising a second semiconductor layer and a second gate electrode insulated from the second semiconductor layer, the second semiconductor layer being connected to the first semiconductor layer and the first gate electrode, a first shielding layer overlapping the second semiconductor layer, and a second shielding layer overlapping the second semiconductor layer and stacked on the first shielding layer.Type: ApplicationFiled: January 6, 2025Publication date: May 1, 2025Inventors: NAYUN KWAK, CHULKYU KANG, DAESUK KIM, ILGOO YOUN, DONGSUN LEE, SOYOUNG LEE, JIEUN LEE, JUNYOUNG JO, MINHEE CHOI
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Publication number: 20250140200Abstract: A display panel includes: a transmissive area surrounded by a display area; first and second data lines each including a first part and a second part that are apart from each other with the transmissive area therebetween; first and second bridge lines in the display area and disposed opposite sides of the transmissive area, the first bridge line electrically connecting the first part and the second part of the first data line to each other, the second bridge line electrically connecting the first part and the second part of the second data line to each other; first and second vertical conductive lines in the display area; a first horizontal conductive line electrically connected to the first vertical conductive line; and a second horizontal conductive line electrically connected to the second vertical conductive line.Type: ApplicationFiled: December 31, 2024Publication date: May 1, 2025Inventors: Bongwon Lee, Daesuk Kim, Yanghee Kim, Hyunchol Bang, Youngsoo Yoon, Ilgoo Youn, Soyoung Lee, Sukyo Jung
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Patent number: 12245491Abstract: A display panel includes: a substrate comprising a display area and a corner area, the corner area located outside the display area and having curved sides or polygonal sides; a plurality of pixels in the display area in a first direction and a second direction intersecting the first direction; a driving portion in the corner area and comprising a plurality of normal stages and a plurality of dummy stages between the plurality of normal stages, the plurality of normal stages being configured to output electrical signals to the plurality of pixels; and an alignment mark in the corner area, wherein the corner area includes a notch area that is defined based on the alignment mark, and some of the plurality of dummy stages are in the notch area.Type: GrantFiled: August 11, 2023Date of Patent: March 4, 2025Assignee: Samsung Display Co., Ltd.Inventors: Sukyo Jung, Daesuk Kim, Ilgoo Youn
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Patent number: 12219829Abstract: A display device includes a pixel circuit disposed on a substrate, and a display element on the pixel circuit. The pixel circuit includes a first thin-film transistor comprising a first semiconductor layer and a first gate electrode insulated from the first semiconductor layer, a second thin-film transistor comprising a second semiconductor layer and a second gate electrode insulated from the second semiconductor layer, the second semiconductor layer being connected to the first semiconductor layer and the first gate electrode, a first shielding layer overlapping the second semiconductor layer, and a second shielding layer overlapping the second semiconductor layer and stacked on the first shielding layer.Type: GrantFiled: March 1, 2024Date of Patent: February 4, 2025Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Nayun Kwak, Chulkyu Kang, Daesuk Kim, Ilgoo Youn, Dongsun Lee, Soyoung Lee, Jieun Lee, Junyoung Jo, Minhee Choi
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Patent number: 12205549Abstract: A display panel includes: a transmissive area surrounded by a display area; first and second data lines each including a first part and a second part that are apart from each other with the transmissive area therebetween; first and second bridge lines in the display area and disposed opposite sides of the transmissive area, the first bridge line electrically connecting the first part and the second part of the first data line to each other, the second bridge line electrically connecting the first part and the second part of the second data line to each other; first and second vertical conductive lines in the display area; a first horizontal conductive line electrically connected to the first vertical conductive line; and a second horizontal conductive line electrically connected to the second vertical conductive line.Type: GrantFiled: November 27, 2023Date of Patent: January 21, 2025Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Bongwon Lee, Daesuk Kim, Yanghee Kim, Hyunchol Bang, Youngsoo Yoon, Ilgoo Youn, Soyoung Lee, Sukyo Jung
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Publication number: 20240324338Abstract: A display apparatus includes a substrate including a component area and a display area surrounding the component area, a driving voltage line extending in a first direction across the display area, a first horizontal connection line extending across the display area in a second direction and toward the component area, a first auxiliary horizontal connection line spaced apart from the first horizontal connection line, located between the first horizontal connection line and the component area, and extending in the second direction, and a transfer line extending in the second direction across the display area and toward the component area, and including a plurality of protrusions protruding in the first direction, wherein at least one of the plurality of protrusions is electrically connected to the first auxiliary horizontal connection line.Type: ApplicationFiled: January 26, 2024Publication date: September 26, 2024Inventors: Daesuk Kim, Ilgoo Youn, Sukyo Jung
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Publication number: 20240274083Abstract: A display device includes a substrate including a display area and a non-display area including a line area adjacent to a side of the display area, a crack detection line on the substrate in the non-display area, extending to the line area, and including a first line part and a second line part connected to the first line part, and a plurality of spider lines on the substrate in the line area to receive a data voltage, and overlapping the first line part and not overlapping the second line part on a plane.Type: ApplicationFiled: November 2, 2023Publication date: August 15, 2024Inventors: DONGHYEON JANG, WONSE LEE, DAESUK KIM, IL GOO YOUN, SUJIN LEE, SUKYO JUNG, MINCHEOL CHAE
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Publication number: 20240206247Abstract: A display device includes a pixel circuit disposed on a substrate, and a display element on the pixel circuit. The pixel circuit includes a first thin-film transistor comprising a first semiconductor layer and a first gate electrode insulated from the first semiconductor layer, a second thin-film transistor comprising a second semiconductor layer and a second gate electrode insulated from the second semiconductor layer, the second semiconductor layer being connected to the first semiconductor layer and the first gate electrode, a first shielding layer overlapping the second semiconductor layer, and a second shielding layer overlapping the second semiconductor layer and stacked on the first shielding layer.Type: ApplicationFiled: March 1, 2024Publication date: June 20, 2024Inventors: NAYUN KWAK, CHULKYU KANG, DAESUK KIM, ILGOO YOUN, DONGSUN LEE, SOYOUNG LEE, JIEUN LEE, JUNYOUNG JO, MINHEE CHOI
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Publication number: 20240164195Abstract: A display panel includes: a substrate comprising a display area and a corner area, the corner area located outside the display area and having curved sides or polygonal sides; a plurality of pixels in the display area in a first direction and a second direction intersecting the first direction; a driving portion in the corner area and comprising a plurality of normal stages and a plurality of dummy stages between the plurality of normal stages, the plurality of normal stages being configured to output electrical signals to the plurality of pixels; and an alignment mark in the corner area, wherein the corner area includes a notch area that is defined based on the alignment mark, and some of the plurality of dummy stages are in the notch area.Type: ApplicationFiled: August 11, 2023Publication date: May 16, 2024Inventors: Sukyo Jung, Daesuk Kim, Ilgoo Youn
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Patent number: 11950460Abstract: A display device includes a pixel circuit disposed on a substrate, and a display element on the pixel circuit. The pixel circuit includes a first thin-film transistor comprising a first semiconductor layer and a first gate electrode insulated from the first semiconductor layer, a second thin-film transistor comprising a second semiconductor layer and a second gate electrode insulated from the second semiconductor layer, the second semiconductor layer being connected to the first semiconductor layer and the first gate electrode, a first shielding layer overlapping the second semiconductor layer, and a second shielding layer overlapping the second semiconductor layer and stacked on the first shielding layer.Type: GrantFiled: January 30, 2023Date of Patent: April 2, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Nayun Kwak, Chulkyu Kang, Daesuk Kim, Ilgoo Youn, Dongsun Lee, Soyoung Lee, Jieun Lee, Junyoung Jo, Minhee Choi
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Publication number: 20240087534Abstract: A display panel includes: a transmissive area surrounded by a display area; first and second data lines each including a first part and a second part that are apart from each other with the transmissive area therebetween; first and second bridge lines in the display area and disposed opposite sides of the transmissive area, the first bridge line electrically connecting the first part and the second part of the first data line to each other, the second bridge line electrically connecting the first part and the second part of the second data line to each other; first and second vertical conductive lines in the display area; a first horizontal conductive line electrically connected to the first vertical conductive line; and a second horizontal conductive line electrically connected to the second vertical conductive line.Type: ApplicationFiled: November 27, 2023Publication date: March 14, 2024Inventors: Bongwon Lee, Daesuk Kim, Yanghee Kim, Hyunchol Bang, Youngsoo Yoon, Ilgoo Youn, Soyoung Lee, Sukyo Jung
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Patent number: 11854485Abstract: A display panel includes: a transmissive area surrounded by a display area; first and second data lines each including a first part and a second part that are apart from each other with the transmissive area therebetween; first and second bridge lines in the display area and disposed opposite sides of the transmissive area, the first bridge line electrically connecting the first part and the second part of the first data line to each other, the second bridge line electrically connecting the first part and the second part of the second data line to each other; first and second vertical conductive lines in the display area; a first horizontal conductive line electrically connected to the first vertical conductive line; and a second horizontal conductive line electrically connected to the second vertical conductive line.Type: GrantFiled: September 27, 2022Date of Patent: December 26, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Bongwon Lee, Daesuk Kim, Yanghee Kim, Hyunchol Bang, Youngsoo Yoon, Ilgoo Youn, Soyoung Lee, Sukyo Jung
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Publication number: 20230309351Abstract: A display apparatus includes: a substrate; a plurality of sub-pixel circuits on the substrate, each of the plurality of sub-pixel circuits including at least one transistor; a plurality of light-emitting diodes electrically connected to the plurality of sub-pixel circuits, respectively, and defining a display area; a pad at a non-display area outside the display area; a conductive line extending toward a first edge of the substrate; and a conductor electrically connecting the conductive line to the pad. The conductor overlaps with the pad, is interposed between a part of the conductive line and a part of the pad, and has an isolated shape in a plan view.Type: ApplicationFiled: August 2, 2022Publication date: September 28, 2023Inventors: Soyoung Lee, Daesuk Kim, Yanghee Kim, Hyunchol Bang, Youngsoo Yoon, Ilgoo Youn, Bongwon Lee, Sukyo Jung
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Publication number: 20230255058Abstract: A display panel may include a transmissive area, a display area around the transmissive area, a plurality of light-emitting diodes in the display area, and a plurality of sub-pixel circuits electrically connected to the plurality of light-emitting diodes, respectively, and in the display area. Each of the sub-pixels may include a switching transistor electrically connected to a scan line that extends in a first direction, and electrically connected to a data line that extends in a second direction crossing the first direction, a driving transistor electrically connected to the switching transistor, a storage capacitor electrically connected to the driving transistor, and a conductive line extending in the first direction across a first sub-pixel arranged close to the transmissive area. The conductive line may be electrically connected to a voltage line passing across the first sub-pixel circuit.Type: ApplicationFiled: November 2, 2022Publication date: August 10, 2023Inventors: Daesuk Kim, Yanghee Kim, Hyunchol Bang, Youngsoo Yoon, Ilgoo Youn, Bongwon Lee, Soyoung Lee, Sukyo Jung
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Publication number: 20230237964Abstract: A display panel includes: a transmissive area surrounded by a display area; first and second data lines each including a first part and a second part that are apart from each other with the transmissive area therebetween; first and second bridge lines in the display area and disposed opposite sides of the transmissive area, the first bridge line electrically connecting the first part and the second part of the first data line to each other, the second bridge line electrically connecting the first part and the second part of the second data line to each other; first and second vertical conductive lines in the display area; a first horizontal conductive line electrically connected to the first vertical conductive line; and a second horizontal conductive line electrically connected to the second vertical conductive line.Type: ApplicationFiled: September 27, 2022Publication date: July 27, 2023Inventors: Bongwon Lee, Daesuk Kim, Yanghee Kim, Hyunchol Bang, Youngsoo Yoon, Ilgoo Youn, Soyoung Lee, Sukyo Jung
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Patent number: 11693284Abstract: A display panel includes gate lines, data lines, switching elements connected to the gate lines and the data lines, pixel electrodes connected to the switching elements and markers. The pixel electrode includes first, second third and fourth areas which are divided by a horizontal central line and a vertical central line. The first, second, third and fourth areas correspond to an upper-left portion, an upper-right portion, a lower-left portion and a lower-right portion of a central point of the pixel electrode. When the pixel electrode is disposed between first and second data lines and connected to the first data line, the marker is disposed in one of the first and third areas. When the pixel electrode is disposed between the first and second data lines and connected to the second data line, the marker is disposed in one of the second and fourth areas.Type: GrantFiled: April 20, 2020Date of Patent: July 4, 2023Assignee: Samsung Display Co., Ltd.Inventors: Yonghee Lee, Daesuk Kim, Kyungho Kim, Dong-Yoon Lee
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Publication number: 20230172013Abstract: A display device includes a pixel circuit disposed on a substrate, and a display element on the pixel circuit. The pixel circuit includes a first thin-film transistor comprising a first semiconductor layer and a first gate electrode insulated from the first semiconductor layer, a second thin-film transistor comprising a second semiconductor layer and a second gate electrode insulated from the second semiconductor layer, the second semiconductor layer being connected to the first semiconductor layer and the first gate electrode, a first shielding layer overlapping the second semiconductor layer, and a second shielding layer overlapping the second semiconductor layer and stacked on the first shielding layer.Type: ApplicationFiled: January 30, 2023Publication date: June 1, 2023Inventors: NAYUN KWAK, CHULKYU KANG, DAESUK KIM, ILGOO YOUN, DONGSUN LEE, SOYOUNG LEE, JIEUN LEE, JUNYOUNG JO, MINHEE CHOI
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Patent number: 11653535Abstract: A display panel includes a substrate including a transmissive area, a first non-display area surrounding the transmissive area, and a display area at least partially surrounding the first non-display area; display elements in the display area and each including a pixel electrode; scan lines in the display area, at least one of which extending through the first non-display area and detouring along an edge of the transmissive area; a connection line in the first non-display area and at least partially overlapping at least one of the scan lines, and on a first layer that is a same layer as the pixel electrode; a first line on a second layer different from the first layer; and a second line on a third layer different from the first layer and at an opposite side with respect to the first line.Type: GrantFiled: October 26, 2020Date of Patent: May 16, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Yujin Jeon, Daesuk Kim, Sukyoung Kim, Seungwoo Sung, Wonse Lee, Hyunji Cha
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Patent number: 11569327Abstract: A display device includes a pixel circuit disposed on a substrate, and a display element on the pixel circuit. The pixel circuit includes a first thin-film transistor comprising a first semiconductor layer and a first gate electrode insulated from the first semiconductor layer, a second thin-film transistor comprising a second semiconductor layer and a second gate electrode insulated from the second semiconductor layer, the second semiconductor layer being connected to the first semiconductor layer and the first gate electrode, a first shielding layer overlapping the second semiconductor layer, and a second shielding layer overlapping the second semiconductor layer and stacked on the first shielding layer.Type: GrantFiled: October 30, 2020Date of Patent: January 31, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Nayun Kwak, Chulkyu Kang, Daesuk Kim, Ilgoo Youn, Dongsun Lee, Soyoung Lee, Jieun Lee, Junyoung Jo, Minhee Choi
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Patent number: 11562690Abstract: A display apparatus includes a first data line extending from a first peripheral area into a display area, a second data line extending from a second peripheral area into the display area, a pixel electrode, a second input line disposed in the first peripheral area, and a connecting line having a first end electrically connected to the second data line in the second peripheral area and a second end electrically connected to the second input line in the first peripheral area. The connecting line passes through the display area by extending over the first data line while not contacting the first data line, and at least a portion of the connecting line and the pixel electrode include a same material.Type: GrantFiled: July 27, 2021Date of Patent: January 24, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Seungwoo Sung, Nayun Kwak, Daesuk Kim, Sujin Lee, Jieun Lee, Chaehan Hyun