Patents by Inventor Hyung Guen YOON
Hyung Guen YOON 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: 11805683Abstract: A display device including a partition wall disposed on a substrate between a first electrode and a second electrode. The partition wall has an opening. A light emitting layer is disposed in the opening. An auxiliary layer having lyophobicity is disposed between the partition wall and the second electrode.Type: GrantFiled: December 8, 2021Date of Patent: October 31, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyung Guen Yoon, Suk Hoon Kang, Hee Ra Kim, Su Ji Park, Beom-Soo Shin, Hong Yeon Lee
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Publication number: 20230257550Abstract: A photosensitive resin composition and a display device including the same are provided.Type: ApplicationFiled: October 6, 2022Publication date: August 17, 2023Applicant: Samsung Display Co., LTD.Inventors: Hyung Guen YOON, Suk Hoon KANG, Hyung Jun YU, Sun Young CHANG
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Publication number: 20230180512Abstract: A display device includes a first display substrate including a light emitting element layer, a second display substrate facing the first display substrate and including a light blocking member and a color conversion layer, a coupling member that connects the first display substrate and the second display substrate to each other, and a filling member disposed between the first display substrate and the second display substrate. The filling member includes a photoinitiator that initiates by absorbing light of a wavelength band in a range of about 380 nm to about 500 nm, and the light blocking member and the color conversion layer cover a side of an entire surface of the second display substrate.Type: ApplicationFiled: August 19, 2022Publication date: June 8, 2023Applicant: Samsung Display Co., LTD.Inventor: Hyung Guen YOON
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Publication number: 20230178693Abstract: A display device includes pixels; a substrate; a first electrode and a second electrode disposed in each of the pixels and spaced apart from each other on a substrate; light-emitting elements disposed between the first electrode and the second electrode; a wavelength control layer disposed on the light-emitting elements; and a light-transmitting layer disposed between the light-emitting elements and the wavelength control layer, wherein the light-transmitting layer disposed in each of the pixels is spaced apart from the light-transmitting layer disposed in an adjacent one of the plurality of pixels.Type: ApplicationFiled: August 4, 2022Publication date: June 8, 2023Applicant: Samsung Display Co., LTD.Inventors: Hyung Guen YOON, Suk Hoon KANG
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Publication number: 20220285465Abstract: According to some embodiments of the present disclosure, a display device includes: a substrate; a planarization layer on the substrate; a first alignment mark in a non-display area of the substrate; a first electrode and a second electrode in a display area of the substrate; a light emitting element electrically connected to the first electrode and the second electrode; a wavelength conversion layer on the light emitting element; a first bank on at least a part of the first electrode; and a second bank on the first bank to be around the wavelength conversion layer. A thickness of a part of the planarization layer that overlaps the first alignment mark in a thickness direction of the substrate is greater than a thickness of a part of the planarization layer that overlaps the first electrode and the second electrode in the thickness direction of the substrate.Type: ApplicationFiled: November 9, 2021Publication date: September 8, 2022Inventors: Suk Hoon KANG, Hyung Guen YOON, Beom Soo SHIN, Ji Yoon JUNG, Sung Hwan HONG
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Publication number: 20220140025Abstract: A display device including a partition wall disposed on a substrate between a first electrode and a second electrode. The partition wall has an opening. A light emitting layer is disposed in the opening. An auxiliary layer having lyophobicity is disposed between the partition wall and the second electrode.Type: ApplicationFiled: December 8, 2021Publication date: May 5, 2022Inventors: Hyung Guen YOON, Suk Hoon KANG, Hee Ra KIM, Su Ji PARK, Beom-Soo SHIN, Hong Yeon LEE
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Patent number: 11239294Abstract: A display device including a partition wall disposed on a substrate between a first electrode and a second electrode. The partition wall has an opening. A light emitting layer is disposed in the opening. An auxiliary layer having lyophobicity is disposed between the partition wall and the second electrode.Type: GrantFiled: November 27, 2019Date of Patent: February 1, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyung Guen Yoon, Suk Hoon Kang, Hee Ra Kim, Su Ji Park, Beom-Soo Shin, Hong Yeon Lee
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Patent number: 10877196Abstract: A polarizer and a manufacturing method of a polarizer are provided. The polarizer includes: an alignment layer including a cured liquid crystalline material and having a plurality of concave portions defined on its surface to extend in a first direction; and a polarizing material layer containing a dye and disposed on the surface of the alignment layer on which the concave portions are defined.Type: GrantFiled: February 9, 2018Date of Patent: December 29, 2020Assignee: Samsung Display Co., Ltd.Inventors: Kyung Hee Lee, Jae Hong Park, Ji Yun Park, Hyung Guen Yoon, Jae Bok Chang
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Publication number: 20200168678Abstract: A display device including a partition wall disposed on a substrate between a first electrode and a second electrode. The partition wall has an opening. A light emitting layer is disposed in the opening. An auxiliary layer having lyophobicity is disposed between the partition wall and the second electrode.Type: ApplicationFiled: November 27, 2019Publication date: May 28, 2020Inventors: Hyung Guen YOON, Suk Hoon KANG, Hee Ra KIM, Su Ji PARK, Beom-Soo SHIN, Hong Yeon LEE
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Patent number: 10591777Abstract: A display device comprising: a first substrate, a second substrate facing the first substrate, a color conversion layer disposed on one surface of the second substrate and including quantum dots; a first circular polarizer disposed on the color conversion layer and a second circular polarizer disposed on either one surface of the first substrate facing one surface of the second substrate or the other surface opposed to the one surface of the first substrate.Type: GrantFiled: August 28, 2017Date of Patent: March 17, 2020Assignee: Samsung Display Co., Ltd.Inventors: Hyung Guen Yoon, Jae Hong Park, Dong Han Song, Ji Yun Park, Sang Hee Yu, Kyung Seon Tak
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Patent number: 10519316Abstract: A dye compound represented by formula (A): wherein, in formula (A), CycA1 and each CycA0 are each independently 1,4-phenylene or 1,4-cyclohexylene, each EA0 is independently a single bond, *—(C?O)O—*, *—O(C?O)—*, C1-4 alkylene of the formula *—(CH2)k—* wherein k is a natural number, *—CH?CH—*, or *—C?C—*, j1 is an integer of 1 to 3, each AR is independently 1,4-phenylene or j2 is an integer of 1 or 2, LA1 is a single bond, *—O—*, *—(C?O)O—*, or *—O(C?O)—*, LA2 and LA3 are each independently a single bond or *—O—*, k1 is an integer of 0 to 12, k2 is an integer of 6 to 10, RA1 is a hydrogen atom, an acrylate group, or a methacrylate group, and RA2 is a hydrogen atom, a hydroxy group, an alkyl group, an alkoxy group, orType: GrantFiled: September 8, 2017Date of Patent: December 31, 2019Assignee: SAMSUNG DISPLAY CO. LTD.Inventors: Hyung Guen Yoon, Jae Hong Park, Ji Yun Park, Kyung Hee Lee, Jae Bok Chang, Kyung Seon Tak
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Patent number: 10442931Abstract: Provided are a dye compound, a composition comprising the dye compound, and a display device using the dye compound. The dye compound is represented by Formula 1.Type: GrantFiled: September 18, 2017Date of Patent: October 15, 2019Assignee: SAMSUNG DISPLAY CO. LTD.Inventors: Jae Bok Chang, Ji Yun Park, Jae Hong Park, Hyung Guen Yoon, Kyung Hee Lee, Kyung Seon Tak
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Publication number: 20190072700Abstract: A polarizer and a manufacturing method of a polarizer are provided. The polarizer includes: an alignment layer including a cured liquid crystalline material and having a plurality of concave portions defined on its surface to extend in a first direction; and a polarizing material layer containing a dye and disposed on the surface of the alignment layer on which the concave portions are defined.Type: ApplicationFiled: February 9, 2018Publication date: March 7, 2019Inventors: Kyung Hee LEE, Jae Hong PARK, Ji Yun PARK, Hyung Guen YOON, Jae Bok CHANG
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Publication number: 20180355181Abstract: A dye compound represented by formula (A): wherein, in formula (A), CycA1 and each CycA0 are each independently 1,4-phenylene or 1,4-cyclohexylene, each EA0 is independently a single bond, *—(C?O)O—*, *—O(C?O)—*, C1-4 alkylene of the formula *—(CH2)k—* wherein k is a natural number, *—CH?CH—*, or *—C?C—*, j1 is an integer of 1 to 3, each AR is independently 1,4-phenylene or j2 is an integer of 1 or 2, LA1 is a single bond, *—O—*, *—(C?O)O—*, or *—O(C?O)—*, LA2 and LA3 are each independently a single bond or *—O—*, k1 is an integer of 0 to 12, k2 is an integer of 6 to 10, RA1 is a hydrogen atom, an acrylate group, or a methacrylate group, and RA2 is a hydrogen atom, a hydroxy group, an alkyl group, an alkoxy group, orType: ApplicationFiled: September 8, 2017Publication date: December 13, 2018Inventors: Hyung Guen YOON, Jae Hong PARK, Ji Yun PARK, Kyung Hee LEE, Jae Bok CHANG, Kyung Seon TAK
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Publication number: 20180355179Abstract: Provided are a dye compound, a composition comprising the dye compound, and a display device using the dye compound. The dye compound is represented by Formula 1.Type: ApplicationFiled: September 18, 2017Publication date: December 13, 2018Inventors: Jae Bok CHANG, Ji Yun PARK, Jae Hong PARK, Hyung Guen YOON, Kyung Hee LEE, Kyung Seon TAK
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Publication number: 20180348416Abstract: A polarizer comprises: an alignment layer including a photocured polymer material having a plurality of recessed portions formed at a surface to extend in a first direction; and a polarizing material layer disposed on the surface of the alignment layer having the recessed portions, the polarizing material layer including thermotropic liquid crystals and a dichroic dye.Type: ApplicationFiled: September 20, 2017Publication date: December 6, 2018Inventors: Kyung Hee LEE, Jae Hong PARK, Ji Yun PARK, Hyung Guen YOON, Jae Bok CHANG, Kyung Seon TAK
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Publication number: 20180081242Abstract: A display device comprising: a first substrate, a second substrate facing the first substrate, a color conversion layer disposed on one surface of the second substrate and including quantum dots; a first circular polarizer disposed on the color conversion layer and a second circular polarizer disposed on either one surface of the first substrate facing one surface of the second substrate or the other surface opposed to the one surface of the first substrate.Type: ApplicationFiled: August 28, 2017Publication date: March 22, 2018Inventors: Hyung Guen YOON, Jae Hong PARK, Dong Han SONG, Ji Yun PARK, Sang Hee YU, Kyung Seon TAK
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Patent number: 9823520Abstract: A liquid crystal display apparatus includes a first substrate, a second substrate, a thin-film transistor (“TFT”), a color filter, a pixel electrode, a planarizing layer and a first column spacer. The second substrate faces the first substrate. The TFT is on the first substrate. The color filter is on the TFT. The pixel electrode is on the color filter. The planarizing layer covers the color filter and the pixel electrode, and includes a hybride resin including silane. The first column spacer protrudes from an upper surface of the planarizing layer and maintains a cell gap between the first substrate and the second substrate. The first column spacer is on the TFT. The first column spacer includes the hybride resin including silane.Type: GrantFiled: December 8, 2014Date of Patent: November 21, 2017Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Gwan-Soo Kim, Hyun-Soo Ryu, Jung-Hyun Ahn, Hyung-Guen Yoon, Hye-Won Jang, Hye-Young Han
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Patent number: 9594279Abstract: Provided is a liquid crystal display, including: a first substrate; a pixel electrode disposed on the first substrate; a second substrate facing the first substrate; a common electrode disposed on the second substrate; and a liquid crystal layer disposed between the first substrate and the second substrate, the liquid crystal layer including a plurality of liquid crystal molecules, in which the common electrode includes a cross-shaped cutout, the cross-shaped cutout overlapping the pixel electrode and dividing the pixel electrode into a plurality of subregions, and the pixel electrode includes a direction controller extend in a direction parallel to a line connecting an intersecting point of the cross-shaped cutout and a pixel corner edge opposing the intersecting point.Type: GrantFiled: February 24, 2014Date of Patent: March 14, 2017Assignee: Samsung Display Co., Ltd.Inventors: Hyung Guen Yoon, Sung-Jae Yun, Oh Jeong Kwon, Jae Hong Park, Jin Won Kim, Kyung Hae Park, Dong-Chul Shin
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Patent number: 9291846Abstract: A display panel includes a base substrate, a gate line disposed under the base substrate and extending in a first direction, a data line disposed under the base substrate and extends in a second direction substantially perpendicular to the first direction, a thin film transistor disposed under the base substrate, and electrically connected to the gate line and the data line, a first electrode disposed under the base substrate and electrically connected to the thin film transistor, an image displaying portion disposed under the first electrode and overlapped with the first electrode, a protecting layer disposed under the image displaying portion, surrounding a lower surface of the image displaying portion and both sides of the image displaying portion in the second direction, and including a protrusion wall protruded in a direction opposite to the base substrate, and an upper polarizer disposed on the base substrate.Type: GrantFiled: August 8, 2014Date of Patent: March 22, 2016Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyung-Guen Yoon, Eung-Gyu Lee, Jin-Suek Kim, Sae-Ron Park, Dae-Ho Song