Patents by Inventor Yonghyuck LEE
Yonghyuck LEE 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: 20240015906Abstract: An electronic device includes a display panel including a folding region to fold with respect to a folding axis, and a non-folding region including a first non-folding region and a second non-folding region spaced apart with the folding region therebetween, and a support plate including a plurality of fiber layers including a plurality of reinforced fibers, the support plate being under the display panel, wherein the support plate has a thickness of about 100 ?m to about 300 ?m, when the thickness of the support plate is about 100 ?m to about 200 ?m, each fiber layer has a thickness of equal to or greater than about 30 ?m and less than about 50 ?m, and when the thickness is greater than about 200 ?m and equal to or smaller than about 300 ?m, each fiber layer has a thickness of about 40 ?m to about 100 ?m.Type: ApplicationFiled: June 21, 2023Publication date: January 11, 2024Inventors: HONGKWAN LEE, YONGHYUCK LEE, HYUNJUN CHO, SOHRA HAN
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Publication number: 20230247778Abstract: An electronic device includes a display layer and a support part disposed under the display layer. The support part includes a first support portion having first and second surfaces defined thereon, and a second support portion facing the second surface. The first support portion includes a first material, the first surface faces the display layer, and the first surface is closer to the display layer than the second surface is. The second support portion includes a second material different from the first material. The first material includes glass fiber reinforced plastic.Type: ApplicationFiled: September 22, 2022Publication date: August 3, 2023Inventors: YONG-KWAN KIM, YONGHYUCK LEE, HONGKWAN LEE, HYUNJUN CHO, SOHRA HAN
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Publication number: 20230229194Abstract: An electronic device includes a display panel including a folding area and a non-folding area which is adjacent to the folding area. and a digitizer which faces the display panel, senses a first external input and is foldable together with the display panel. The digitizer includes a substrate including a folding portion corresponding to the folding area of the display panel, the folding portion defining a plurality of openings of the substrate corresponding to the folding area of the display panel, a support portion which corresponds to the non-folding area of the display panel, and a reinforced fiber, and a first conductive pattern layer and a second conductive pattern layer each corresponding to the support portion of the substrate, the first conductive pattern layer and the second conductive pattern layer facing each other with the substrate therebetween.Type: ApplicationFiled: October 13, 2022Publication date: July 20, 2023Inventors: HIROTSUGU KISHIMOTO, DASOM GU, JAIKU SHIN, YONGHYUCK LEE, HONGKWAN LEE, YONGCHAN JEON, CHUL HO JEONG, HYUNJUN CHO, SOHRA HAN
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Publication number: 20230114397Abstract: An electronic device includes a display panel having a folding region, which is foldable with respect to a folding axis extending in one direction, and a first non-folding region and a second non-folding region spaced apart from each other with the folding region therebetween, and a lower member disposed below the display panel. The lower member includes a support layer disposed below the display panel, where the support layer includes a first support portion overlapping the first non-folding region, and a second support portion overlapping the second non-folding region, and a digitizer disposed below the display panel and corresponds to the first support portion and the second support portion. The first support portion and the second support portion each independently include a reinforcement fiber, where the reinforcement fiber includes an aramid fiber or includes a carbon fiber and a glass fiber.Type: ApplicationFiled: October 5, 2022Publication date: April 13, 2023Inventors: HIROTSUGU KISHIMOTO, DASOM GU, SUNGGUK AN, YONGHYUCK LEE, CHUL HO JEONG, HYUNJUN CHO, SOHRA HAN, SEUNGKYUN HONG
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Publication number: 20230096996Abstract: An electronic apparatus includes a display panel including a folding area foldable with respect to a folding axis and a non-folding area which is adjacent to the folding area, a support plate facing the display panel, and a digitizer which faces the display panel with the support plate therebetween and detects a first external input. The digitizer includes a plate including a reinforcing fiber, a first conductive layer on a first surface of the plate, and a second conductive layer on a second surface of the plate which is opposite to the first surface of the plate.Type: ApplicationFiled: June 7, 2022Publication date: March 30, 2023Inventors: HIROTSUGU KISHIMOTO, DASOM GU, YONGHYUCK LEE, HONGKWAN LEE, YONGCHAN JEON, CHUL HO JEONG, HYUNJUN CHO, EUNGIL CHOI, SOHRA HAN
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Publication number: 20220397969Abstract: A method for manufacturing a display device may include providing a support layer and a display panel on a digitizer. The display panel may include a folding region that is folded with reference to a folding axis extending in a first direction. The providing of the support layer may include forming an opening penetrating the preliminary support layer by providing a laser or an abrasive agent to one surface of the preliminary support layer. A first width of the opening on the one surface in a second direction and a second width of the opening on another surface in a second direction may be different from each other, and the second direction is perpendicular to the first direction.Type: ApplicationFiled: March 22, 2022Publication date: December 15, 2022Applicant: Samsung Display Co., Ltd.Inventors: JIN YONG SIM, MINJI KIM, HYUNJUN CHO, YONGHYUCK LEE
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Patent number: 11404667Abstract: A display device and a method of manufacturing the display device that is capable of easily bending the display device, simplifying manufacturing processes, and reducing manufacturing costs are provided. The display device includes a substrate including a bending area; a display element disposed on an upper surface of the substrate; and a protective layer disposed on a lower surface of the substrate. A portion of the protective layer that is disposed in the bending area has a material stiffness lower than a material stiffness of another portion of the protective layer.Type: GrantFiled: October 14, 2019Date of Patent: August 2, 2022Assignee: Samsung Display Co., Ltd.Inventors: Hirotsugu Kishimoto, Minju Kim, Munhwa Song, Dongmyung Shin, Yonghyuck Lee, Hyunju Lee
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Publication number: 20220229469Abstract: An electronic device includes a display module, and a support plate disposed under the display module and comprising reinforced fibers having long axes arranged in parallel to a direction. The electronic device is divided into a folding area foldable with respect to a folding axis extending in the direction, and a non-folding area adjacent to the folding area.Type: ApplicationFiled: October 12, 2021Publication date: July 21, 2022Applicant: Samsung Display Co., Ltd.Inventors: HYUNJUN CHO, KYU YOUNG KIM, YONG-KWAN KIM, HANSUN RYOU, YONGHYUCK LEE, HONGKWAN LEE, SOHRA HAN
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Publication number: 20220198964Abstract: A foldable display device includes a display module including a first non-folding portion, a second non-folding portion, and a first folding portion between the first non-folding portion and the second non-folding portion, a first support member on a lower surface of the display module, the first support member including a first support portion supporting the first non-folding portion, a second support portion supporting the second non-folding portion, and a first opening pattern overlapping the first folding portion, and including a glass material, and a second support member under the first support member and supporting the display module.Type: ApplicationFiled: August 6, 2021Publication date: June 23, 2022Inventors: HYUNJUN CHO, KYU YOUNG KIM, YONG-KWAN KIM, HANSUN RYOU, YONGHYUCK LEE, HONGKWAN LEE, SOHRA HAN
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Patent number: 10978669Abstract: A display device is provided. The display device includes: a substrate; a driving thin film transistor disposed over the substrate; a pixel electrode electrically connected to the driving thin film transistor; a pixel-defining layer including an opening overlapping the pixel electrode; an intermediate layer overlapping a portion of the pixel electrode exposed through the opening, the intermediate layer including an emission layer; an opposite electrode disposed on the intermediate layer; an organic control layer disposed on the opposite electrode, the organic control layer having hydrophilicity; an organic encapsulation layer disposed on the organic control layer; and at least one inorganic encapsulation layer overlapping the organic encapsulation layer.Type: GrantFiled: September 10, 2018Date of Patent: April 13, 2021Inventors: Jihwang Lee, Youngseo Choi, Munhwa Song, Yonghyuck Lee
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Publication number: 20200176710Abstract: A display device and a method of manufacturing the display device that is capable of easily bending the display device, simplifying manufacturing processes, and reducing manufacturing costs are provided. The display device includes a substrate including a bending area; a display element disposed on an upper surface of the substrate; and a protective layer disposed on a lower surface of the substrate. A portion of the protective layer that is disposed in the bending area has a material stiffness lower than a material stiffness of another portion of the protective layer.Type: ApplicationFiled: October 14, 2019Publication date: June 4, 2020Inventors: Hirotsugu KISHIMOTO, Minju KIM, Munhwa SONG, Dongmyung SHIN, Yonghyuck LEE, Hyunju LEE
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Publication number: 20190207155Abstract: A display device is provided. The display device includes: a substrate; a driving thin film transistor disposed over the substrate; a pixel electrode electrically connected to the driving thin film transistor; a pixel-defining layer including an opening overlapping the pixel electrode; an intermediate layer overlapping a portion of the pixel electrode exposed through the opening, the intermediate layer including an emission layer; an opposite electrode disposed on the intermediate layer; an organic control layer disposed on the opposite electrode, the organic control layer having hydrophilicity; an organic encapsulation layer disposed on the organic control layer; and at least one inorganic encapsulation layer overlapping the organic encapsulation layer.Type: ApplicationFiled: September 10, 2018Publication date: July 4, 2019Inventors: Jihwang Lee, Youngseo Choi, Munhwa Song, Yonghyuck Lee
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Patent number: 9879035Abstract: A composition for fabricating an organic film, an organic light-emitting display apparatus manufactured using the same, and a method of manufacturing the organic light-emitting display apparatus, the composition comprising a first compound that includes n substituents Y, and m polymerizable groups P1, wherein n is selected from 1, 2, 3, and 4; m is selected from 1, 2, 3, and 4; OP1 of the first compound is equal to or greater than 2.8 and equal to or less than 4.8; OP1 being (total number of atoms of the first compound)/{(number of carbon atoms of the first compound)?(number of oxygen atoms of the first compound)}; and RP1 of the first compound is equal to or greater than 0.01 and equal to or less than 0.46; RP1 being {(number of carbon atoms of the substituent Y)X n}/(number of carbon atoms of the first compound).Type: GrantFiled: May 8, 2015Date of Patent: January 30, 2018Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jinho Kwack, Seungyong Song, Taewook Kang, Youngseo Choi, Changmok Kim, Daebeom Shin, Yonghyuck Lee
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Publication number: 20160137769Abstract: A composition for fabricating an organic film, an organic light-emitting display apparatus manufactured using the same, and a method of manufacturing the organic light-emitting display apparatus, the composition comprising a first compound that includes n substituents Y, and m polymerizable groups P1, wherein n is selected from 1, 2, 3, and 4; m is selected from 1, 2, 3, and 4; OP1 of the first compound is equal to or greater than 2.8 and equal to or less than 4.8; OP1 being (total number of atoms of the first compound)/{(number of carbon atoms of the first compound)?(number of oxygen atoms of the first compound)}; and RP1 of the first compound is equal to or greater than 0.01 and equal to or less than 0.46; RP1 being {(number of carbon atoms of the substituent Y) X n}/(number of carbon atoms of the first compound).Type: ApplicationFiled: May 8, 2015Publication date: May 19, 2016Inventors: Jinho KWACK, Seungyong SONG, Taewook KANG, Youngseo CHOI, Changmok KIM, Daebeom SHIN, Yonghyuck LEE