Patents by Inventor Kiseong SEO
Kiseong SEO 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: 12082468Abstract: A display apparatus includes a display region and a peripheral region adjacent to the display region. The display apparatus further includes a first flexible substrate (FFS), a driving circuit (DC), a conductive pattern (CP), a conductive line, a light-emitting device, and a support substrate. The FFS includes a first surface and a second surface opposite the first surface. The second surface includes, in the peripheral region, a cavity extending into the FFS. The DC is on the first surface and includes at least one transistor. The CP is in the cavity and is partially exposed by the cavity. The conductive line electrically connects the CP to the DC. The light-emitting device is in the display region and is electrically connected to the DC. The support substrate is on the second surface. In a view normal to the second surface, the support substrate is spaced apart from the CP.Type: GrantFiled: September 29, 2023Date of Patent: September 3, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kiseong Seo, Jekil Ryu, Wonkyu Choe, Jungho Choi, Mugyeom Kim, Changyong Jeong
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Publication number: 20240128410Abstract: A display panel includes a substrate, a first electrode disposed on the substrate, a pixel-defining layer disposed on the first electrode and including an opening exposing at least a portion of the first electrode, a micro light-emitting element electrically connected to the first electrode, and a reflector disposed on the first electrode and covering at least a portion of a side surface of the micro light-emitting element.Type: ApplicationFiled: July 18, 2023Publication date: April 18, 2024Applicant: Samsung Display Co., Ltd.Inventors: Soyeon Yoon, Junghun Noh, Kiseong Seo, Jaegwang Um, Juwon Yoon, Sanghyun Lee
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Publication number: 20240032363Abstract: A display apparatus includes a display region and a peripheral region adjacent to the display region. The display apparatus further includes a first flexible substrate (FFS), a driving circuit (DC), a conductive pattern (CP), a conductive line, a light-emitting device, and a support substrate. The FFS includes a first surface and a second surface opposite the first surface. The second surface includes, in the peripheral region, a cavity extending into the FFS. The DC is on the first surface and includes at least one transistor. The CP is in the cavity and is partially exposed by the cavity. The conductive line electrically connects the CP to the DC. The light-emitting device is in the display region and is electrically connected to the DC. The support substrate is on the second surface. In a view normal to the second surface, the support substrate is spaced apart from the CP.Type: ApplicationFiled: September 29, 2023Publication date: January 25, 2024Inventors: Kiseong SEO, Jekil RYU, Wonkyu CHOE, Jungho CHOI, Mugyeom KIM, Changyong JEONG
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Patent number: 11856826Abstract: A display device may include a first active layer disposed on a substrate, a scan line disposed on the first active layer, a lower gate signal line disposed on the scan line, an oxide semiconductor pattern disposed on the lower gate signal line, and including a channel part that overlaps the lower gate signal line and a low-resistance part formed on a side portion of the channel part, a metal pattern disposed on at least one surface of the low-resistance part, and an upper gate signal line disposed on the oxide semiconductor pattern to overlap the channel part.Type: GrantFiled: June 2, 2021Date of Patent: December 26, 2023Assignee: Samsung Display Co., Ltd.Inventors: Tetsuhiro Tanaka, Yeong-Gyu Kim, Kiseong Seo, Jonghyun Yun, Seunghyun Lee
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Patent number: 11812644Abstract: A display apparatus includes a display region and a peripheral region adjacent to the display region. The display apparatus further includes a first flexible substrate (FFS), a driving circuit (DC), a conductive pattern (CP), a conductive line, a light-emitting device, and a support substrate. The FFS includes a first surface and a second surface opposite the first surface. The second surface includes, in the peripheral region, a cavity extending into the FFS. The DC is on the first surface and includes at least one transistor. The CP is in the cavity and is partially exposed by the cavity. The conductive line electrically connects the CP to the DC. The light-emitting device is in the display region and is electrically connected to the DC. The support substrate is on the second surface. In a view normal to the second surface, the support substrate is spaced apart from the CP.Type: GrantFiled: January 5, 2021Date of Patent: November 7, 2023Assignee: Samsung Display Co., Ltd.Inventors: Kiseong Seo, Jekil Ryu, Wonkyu Choe, Jungho Choi, Mugyeom Kim, Changyong Jeong
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Publication number: 20220123085Abstract: A display apparatus includes a base substrate including a display area and a peripheral area, a conductive layer formed on the base substrate in an entirety of the peripheral area and the display area, a buffer layer on the conductive layer, a thin film transistor on the buffer layer in the display area, an electrode in a contact hole that is formed through the buffer layer to expose a side surface of the conductive layer in the peripheral area, the electrode making contact the conductive layer, an insulating pattern in the contact hole on the electrode, and a wiring on the insulating pattern and electrically connected to the electrode.Type: ApplicationFiled: December 30, 2021Publication date: April 21, 2022Applicant: Samsung Display Co., Ltd.Inventors: Junhee LEE, Kiseong SEO, Deok Hoi KIM
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Patent number: 11239300Abstract: A display apparatus includes a base substrate including a display area and a peripheral area, a conductive layer formed on the base substrate in an entirety of the peripheral area and the display area, a buffer layer on the conductive layer, a thin film transistor on the buffer layer in the display area, an electrode in a contact hole that is formed through the buffer layer to expose a side surface of the conductive layer in the peripheral area, the electrode making contact the conductive layer, an insulating pattern in the contact hole on the electrode, and a wiring on the insulating pattern and electrically connected to the electrode.Type: GrantFiled: October 3, 2019Date of Patent: February 1, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Junhee Lee, Kiseong Seo, Deok Hoi Kim
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Publication number: 20210384282Abstract: A display device may include a first active layer disposed on a substrate, a scan line disposed on the first active layer, a lower gate signal line disposed on the scan line, an oxide semiconductor pattern disposed on the lower gate signal line, and including a channel part that overlaps the lower gate signal line and a low-resistance part formed on a side portion of the channel part, a metal pattern disposed on at least one surface of the low-resistance part, and an upper gate signal line disposed on the oxide semiconductor pattern to overlap the channel part.Type: ApplicationFiled: June 2, 2021Publication date: December 9, 2021Inventors: TETSUHIRO TANAKA, YEONG-GYU KIM, KISEONG SEO, JONGHYUN YUN, SEUNGHYUN LEE
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Publication number: 20210159305Abstract: A display apparatus includes a display region and a peripheral region adjacent to the display region. The display apparatus further includes a first flexible substrate (FFS), a driving circuit (DC), a conductive pattern (CP), a conductive line, a light-emitting device, and a support substrate. The FFS includes a first surface and a second surface opposite the first surface. The second surface includes, in the peripheral region, a cavity extending into the FFS. The DC is on the first surface and includes at least one transistor. The CP is in the cavity and is partially exposed by the cavity. The conductive line electrically connects the CP to the DC. The light-emitting device is in the display region and is electrically connected to the DC. The support substrate is on the second surface. In a view normal to the second surface, the support substrate is spaced apart from the CP.Type: ApplicationFiled: January 5, 2021Publication date: May 27, 2021Inventors: Kiseong SEO, Jekil RYU, Wonkyu CHOE, Jungho CHOI, Mugyeom KIM, Changyong JEONG
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Patent number: 10916619Abstract: A display apparatus includes a display region and a peripheral region adjacent to the display region. The display apparatus further includes a first flexible substrate (FFS), a driving circuit (DC), a conductive pattern (CP), a conductive line, a light-emitting device, and a support substrate. The FFS includes a first surface and a second surface opposite the first surface. The second surface includes, in the peripheral region, a cavity extending into the FFS. The DC is on the first surface and includes at least one transistor. The CP is in the cavity and is partially exposed by the cavity. The conductive line electrically connects the CP to the DC. The light-emitting device is in the display region and is electrically connected to the DC. The support substrate is on the second surface. In a view normal to the second surface, the support substrate is spaced apart from the CP.Type: GrantFiled: February 6, 2020Date of Patent: February 9, 2021Assignee: Samsung Display Co., Ltd.Inventors: Kiseong Seo, Jekil Ryu, Wonkyu Choe, Jungho Choi, Mugyeom Kim, Changyong Jeong
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Publication number: 20200176547Abstract: A display apparatus includes a display region and a peripheral region adjacent to the display region. The display apparatus further includes a first flexible substrate (FFS), a driving circuit (DC), a conductive pattern (CP), a conductive line, a light-emitting device, and a support substrate. The FFS includes a first surface and a second surface opposite the first surface. The second surface includes, in the peripheral region, a cavity extending into the FFS. The DC is on the first surface and includes at least one transistor. The CP is in the cavity and is partially exposed by the cavity. The conductive line electrically connects the CP to the DC. The light-emitting device is in the display region and is electrically connected to the DC. The support substrate is on the second surface. In a view normal to the second surface, the support substrate is spaced apart from the CP.Type: ApplicationFiled: February 6, 2020Publication date: June 4, 2020Inventors: Kiseong Seo, Jekil Ryu, Wonkyu Choe, Jungho Choi, Mugyeom Kim, Changyong Jeong
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Publication number: 20200168688Abstract: A display apparatus includes a base substrate including a display area and a peripheral area, a conductive layer formed on the base substrate in an entirety of the peripheral area and the display area, a buffer layer on the conductive layer, a thin film transistor on the buffer layer in the display area, an electrode in a contact hole that is formed through the buffer layer to expose a side surface of the conductive layer in the peripheral area, the electrode making contact the conductive layer, an insulating pattern in the contact hole on the electrode, and a wiring on the insulating pattern and electrically connected to the electrode.Type: ApplicationFiled: October 3, 2019Publication date: May 28, 2020Inventors: Junhee LEE, Kiseong SEO, Deok Hoi KIM
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Patent number: 10580846Abstract: A display apparatus includes a display region and a peripheral region adjacent to the display region. The display apparatus further includes a first flexible substrate (FFS), a driving circuit (DC), a conductive pattern (CP), a conductive line, a light-emitting device, and a support substrate. The FFS includes a first surface and a second surface opposite the first surface. The second surface includes, in the peripheral region, a cavity extending into the FFS. The DC is on the first surface and includes at least one transistor. The CP is in the cavity and is partially exposed by the cavity. The conductive line electrically connects the CP to the DC. The light-emitting device is in the display region and is electrically connected to the DC. The support substrate is on the second surface. In a view normal to the second surface, the support substrate is spaced apart from the CP.Type: GrantFiled: February 27, 2018Date of Patent: March 3, 2020Assignee: Samsung Display Co., Ltd.Inventors: Kiseong Seo, Jekil Ryu, Wonkyu Choe, Jungho Choi, Mugyeom Kim, Changyong Jeong
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Patent number: 10088703Abstract: A method of manufacturing a display device comprises the steps of: forming a protective film on a first surface of a first base substrate; forming a polarizer including a plurality of wire grid patterns provided on a second surface of the first base substrate facing the first surface; removing the protective film from the first surface; and forming a pixel array layer on the first surface.Type: GrantFiled: October 7, 2015Date of Patent: October 2, 2018Assignee: Samsung Display Co., Ltd.Inventors: Changok Kim, Taeyoung Ahn, Jihoon Oh, Sangwook Lee, Kiseong Seo, Junmo Im
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Publication number: 20180247994Abstract: A display apparatus includes a display region and a peripheral region adjacent to the display region. The display apparatus further includes a first flexible substrate (FFS), a driving circuit (DC), a conductive pattern (CP), a conductive line, a light-emitting device, and a support substrate. The FFS includes a first surface and a second surface opposite the first surface. The second surface includes, in the peripheral region, a cavity extending into the FFS. The DC is on the first surface and includes at least one transistor. The CP is in the cavity and is partially exposed by the cavity. The conductive line electrically connects the CP to the DC. The light-emitting device is in the display region and is electrically connected to the DC. The support substrate is on the second surface. In a view normal to the second surface, the support substrate is spaced apart from the CP.Type: ApplicationFiled: February 27, 2018Publication date: August 30, 2018Inventors: Kiseong SEO, Jekil RYU, Wonkyu CHOE, Jungho CHOI, Mugyeom KIM, Changyong JEONG
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Publication number: 20160209703Abstract: A method of manufacturing a display device comprises the steps of: forming a protective film on a first surface of a first base substrate; forming a polarizer including a plurality of wire grid patterns provided on a second surface of the first base substrate facing the first surface; removing the protective film from the first surface; and forming a pixel array layer on the first surface.Type: ApplicationFiled: October 7, 2015Publication date: July 21, 2016Inventors: Changok KIM, Taeyoung AHN, Jihoon OH, Sangwook LEE, Kiseong SEO, Junmo IM
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Patent number: 8686427Abstract: A display apparatus includes a first substrate including pixels, a second substrate facing the first substrate, and a liquid crystal layer interposed between the first substrate and the second substrate. Each of the pixels includes a thin film transistor disposed on a first insulating substrate, a first protective layer that covers the thin film transistor and includes a SiOC layer, a first electrode disposed on the first protective layer, a second protective layer that covers the first electrode, and a second electrode disposed on the second protective layer.Type: GrantFiled: August 31, 2012Date of Patent: April 1, 2014Assignee: Samsung Display Co., Ltd.Inventors: Chang Ok Kim, Hyeongsuk Yoo, Jieun Nam, Kiseong Seo, Jae Sul An, Taeyoung Ahn, Jungyun Jo
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Publication number: 20130264571Abstract: A display apparatus includes a first substrate including pixels, a second substrate facing the first substrate, and a liquid crystal layer interposed between the first substrate and the second substrate. Each of the pixels includes a thin film transistor disposed on a first insulating substrate, a first protective layer that covers the thin film transistor and includes a SiOC layer, a first electrode disposed on the first protective layer, a second protective layer that covers the first electrode, and a second electrode disposed on the second protective layer.Type: ApplicationFiled: August 31, 2012Publication date: October 10, 2013Inventors: Chang Ok KIM, Hyeongsuk YOO, Jieum NAM, Kiseong SEO, Jae Sul AN, Taeyoung AHN, Jungyun JO