Patents by Inventor DoKyung Youn
DoKyung Youn 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: 11991897Abstract: A display apparatus includes a substrate including a first area, and a second area adjacent to the first area; first to third light-emitting diodes that are arranged in the first area and include a color emission layer; an encapsulation layer overlapping the first to third light-emitting diodes, and including an inorganic layer and an organic layer; a first light shielding wall portion disposed on the encapsulation layer, the first light shielding wall portion including a 1-1-th opening portion, a 1-2-th opening portion, and a 1-3-th opening portion corresponding to the first to third light-emitting diodes, respectively; and a second light shielding wall portion disposed on the encapsulation layer and overlapping the second area. The first light shielding wall portion and the second light shielding wall portion are spaced apart from each other in a plan view.Type: GrantFiled: June 2, 2021Date of Patent: May 21, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kyunghae Park, Minhee Kim, Dokyung Youn, Minjae Kim, Taehoon Kim, Eunjeong Na, Joonhyung Park, Danbi Yang, Hanjun Yu, Simbum Yuk, Changhun Lee, Kangseob Jeong
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Publication number: 20240155906Abstract: Provided is a display apparatus including a lower substrate, a light-emitting device over the lower substrate, an upper substrate over the lower substrate with the light-emitting device therebetween and including a central area overlapping the light-emitting device and a peripheral area outside the central area, a first bank over the upper substrate facing the lower substrate and defining a first opening and a second opening overlapping the central area, a refractive layer on the first bank, a transmission layer on the refractive layer and in the first opening, a quantum dot layer on the refractive layer and in the second opening, and a second bank over the first bank and the refractive layer and including the same material as the transmission layer.Type: ApplicationFiled: July 14, 2023Publication date: May 9, 2024Inventors: Sunkyu Joo, Keunchan Oh, Sunyoung Kwon, Sangji Park, Jaecheol Park, Dokyung Youn, Songee Lee, Wooman Ji
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Publication number: 20240142678Abstract: A display device includes a display unit including a lower substrate and first, second, and third light emitting elements disposed on the lower substrate, a color filter unit including an upper substrate having a lower surface facing the first, second, and third light emitting elements, a filler disposed between the display unit and the color filter unit and including a wavelength conversion particle. The color filter unit further includes a color filter layer including first, second, and third color filters disposed on the lower surface of the upper substrate, a bank layer disposed below the color filter layer and including first, second, and third openings, a first column spacer filling the first opening, and a second column spacer filling the second opening.Type: ApplicationFiled: July 25, 2023Publication date: May 2, 2024Applicant: Samsung Display Co., LTD.Inventors: SUN-KYU JOO, SANGJI PARK, JAE CHEOL PARK, KEUNCHAN OH, DOKYUNG YOUN, SONGEE LEE, WOO-MAN JI, TAE HYUNG HWANG
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Publication number: 20240138226Abstract: A display device includes: a blue color filter layer in a blue transmission region of an upper substrate, and including first scattering particles; a green color filter layer in a green transmission region of the upper substrate, and including second scattering particles; a red color filter layer in a red transmission region of the upper substrate; a partition wall on the upper substrate and defining a blue transmission opening, a green transmission opening, and a red transmission opening, which overlap the blue transmission region, the green transmission region, and the red transmission region, respectively; a color conversion layer including red color conversion particles and third scattering particles, and accommodated in the red transmission opening; a light emitting element layer on a lower substrate facing the upper substrate; and a filling material between the upper substrate and the lower substrate.Type: ApplicationFiled: August 15, 2023Publication date: April 25, 2024Inventors: SUN-KYU JOO, DAEHYEON KIM, Hong Il Kim, SANGJI PARK, KEUNCHAN OH, DOKYUNG YOUN, SONGEE LEE, CHANG-MIN LEE, HYUNSHIK LEE, WOO-MAN JI, TAE HYUNG HWANG
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Patent number: 11937484Abstract: A display device and method of manufacturing same includes: a display panel having a pixel area and a peripheral area adjacent to the pixel area, a light control layer disposed on the display panel and at least partially overlapping the pixel area, a light blocking portion at least partially overlapping the peripheral area, and a protective layer disposed between the light control layer and the light blocking portion.Type: GrantFiled: May 19, 2022Date of Patent: March 19, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Keunwoo Park, Min-Jae Kim, Min-Hee Kim, Taehoon Kim, DoKyung Youn, Chang-Hun Lee
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Publication number: 20240016041Abstract: A color conversion substrate includes: a blue color filter on an upper substrate; a first color filter on the blue color filter, and exposing the blue color filter in a blue opening area; a partition on the blue color filter and the first color filter, and surrounding the blue opening area; a first color conversion pattern on the first color filter, overlapping with the first color filter, and accommodated by the partition; and a filler on the blue color filter, accommodated by the partition in the blue opening area, and covering the first color conversion pattern.Type: ApplicationFiled: May 3, 2023Publication date: January 11, 2024Inventors: SUN-KYU JOO, KEUNCHAN OH, TAIMEI KODAIRA, SANGJI PARK, DOKYUNG YOUN, WOO-MAN JI, TAE HYUNG HWANG
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Publication number: 20240016024Abstract: A display apparatus includes organic light-emitting diodes respectively corresponding to first pixels, second pixels, third pixels, and fourth pixels, a first color-converting layer disposed on an organic light-emitting diode corresponding to one of the first pixels and including first quantum dots, a first color filter disposed on the first color-converting layer, a second color-converting layer disposed on an organic light-emitting diode corresponding to one of the second pixels and including second quantum dots, and a second color filter disposed on the second color-converting layer, and the second pixels and the fourth pixels are disposed along a same row, and one of the fourth pixels is disposed between two adjacent second pixels.Type: ApplicationFiled: July 3, 2023Publication date: January 11, 2024Applicant: Samsung Display Co., Ltd.Inventors: Sunkyu Joo, Keunchan Oh, Taimei Kodaira, Sangji Park, Dokyung Youn, Wooman Ji, Taehyung Hwang
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Publication number: 20230335686Abstract: A color conversion panel includes a plurality of banks which partition a first emission area, a second emission area and a third emission area of the color conversion panel at which light of different colors are respectively emitted, a color conversion layer which color-converts light, in the first emission area, and a transmission layer which transmits light without color conversion, in the second emission area and the third emission area.Type: ApplicationFiled: February 10, 2023Publication date: October 19, 2023Inventors: Sun-Kyu JOO, Keun Chan OH, Min-Jae KIM, Jae Cheol PARK, DOKYUNG YOUN, Yeo Geon YOON, Chang-Hun LEE, Woo-Man JI
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Publication number: 20230309358Abstract: A display device includes a first substrate including first to third light emitting areas, and a light blocking area surrounding first to third light emitting area, light emitting elements disposed on the first to third light emitting areas of a first substrate, a bank disposed on light emitting elements, where first to third openings exposing light emitting elements are defined in the bank, a first color conversion pattern disposed in the first opening to convert a light of a first wavelength into a light of a second wavelength, a second color conversion pattern disposed in the second opening to convert the light of the first wavelength into a light of a third wavelength, a light transmission pattern disposed in the third opening to transmit the light of the first wavelength, and a column spacer disposed on the bank and having a same composition as the light transmission pattern.Type: ApplicationFiled: November 16, 2022Publication date: September 28, 2023Inventors: SUN-KYU JOO, KEUNCHAN OH, MIN-JAE KIM, JAE CHEOL PARK, DOKYUNG YOUN, YEOGEON YOON, CHANG-HUN LEE, WOO-MAN JI
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Publication number: 20230217774Abstract: A display device includes an edge color filter part disposed on an edge of a substrate, the edge color filter part including at least two stacked edge color filters; and a refractive layer disposed on the edge color filter part. At least one of the edge color filter part and the refractive layer includes a concave or convex portion, and the other one of the at least one of the edge color filter part and the refractive layer includes a protrusion inserted into the concave or convex portion.Type: ApplicationFiled: December 30, 2022Publication date: July 6, 2023Applicant: Samsung Display Co., Ltd.Inventors: Wooman JI, Keunchan OH, Sunkyu JOO, Minjae KIM, Jaecheol PARK, Dokyung YOUN, Changhun LEE
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Publication number: 20230189575Abstract: A display apparatus includes: a first pixel electrode in a display area; a pixel defining layer with a first pixel opening defined in the pixel defining layer exposing a center of the first pixel electrode; an emission layer over the first pixel electrode and configured to emit light in a first wavelength band; an opposite electrode over the emission layer; a second substrate over the first substrate such that the opposite electrode is between the first substrate and the second substrate; a bank over a bottom surface of the second substrate in a direction to the first substrate, a first opening defined in the bank overlapping with the first pixel opening and a first additional opening defined in the bank overlapping with the peripheral area, a first quantum dot layer in the first opening; and a bonding member bonding the first substrate and the second substrate to each other.Type: ApplicationFiled: December 6, 2022Publication date: June 15, 2023Inventors: Simbum Yuk, Minjae Kim, Minhee Kim, Taehoon Kim, Joonhyung Park, Hanjun Yu, Dokyung Youn, Changhun Lee, Kangseob Jeong
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Publication number: 20230189610Abstract: A display device includes a lower panel including a display element layer and an encapsulation layer disposed on the display element layer, an upper panel including a partition pattern including a first opening and a second opening, and a light control layer including a light control part disposed in the first opening, a protective layer disposed between the upper panel and the lower panel to overlap at least one of the first opening or the second opening and the partition pattern in a plan view, and a filling layer disposed between the protective layer and the lower panel.Type: ApplicationFiled: September 16, 2022Publication date: June 15, 2023Applicant: Samsung Display Co., Ltd.Inventors: DOKYUNG YOUN, KEUNCHAN OH, SUN-KYU JOO, MIN-JAE KIM, JAE CHEOL PARK, CHANG-HUN LEE, WOO-MAN JI
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Publication number: 20230016966Abstract: The display panel includes an upper display substrate including a plurality of pixel areas and a light blocking area, a lower display substrate. The upper display substrate includes a base substrate, a barrier part overlapping the light blocking area and disposed on the base substrate, a light blocking layer including a first light blocking portion disposed on the barrier part and a second light blocking portion disposed on the same layer as the barrier part to respectively overlap the pixel areas, a reflection layer including a first reflection portion disposed on the first light blocking portion and a second reflection portion disposed on the second light blocking portion, and a light control layer overlapping the pixel areas and disposed on the reflection layer. A plurality of openings passing through the second light blocking portion and the second reflection portion are defined in each of the pixel areas.Type: ApplicationFiled: September 14, 2022Publication date: January 19, 2023Inventors: CHANG-HUN LEE, Min-Jae KIM, Min-Hee KIM, Taehoon KIM, Kyunghae PARK, Joon-Hyung PARK, Danbi YANG, Hanjun YU, DoKyung YOUN
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Publication number: 20220392961Abstract: A color conversion member includes: a first sub-partition part having a width which decreases from a first surface toward a second surface; a second sub-partition part disposed on the first sub-partition part and having a width which increases from the first sub-partition part toward the second surface; and a partition part which is disposed on the second sub-partition part and includes a liquid-repellent part including a liquid-repellent additive.Type: ApplicationFiled: April 29, 2020Publication date: December 8, 2022Inventors: Min-Hee KIM, Sunyoung KWON, Min-Jae KIM, Taehoon KIM, Kyunghae PARK, Joon-Hyung PARK, Danbi YANG, Hanjun YU, Dokyung YOUN, Chang-Hun LEE
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Patent number: 11469287Abstract: The display panel includes an upper display substrate including a plurality of pixel areas and a light blocking area, a lower display substrate. The upper display substrate includes a base substrate, a barrier part overlapping the light blocking area and disposed on the base substrate, a light blocking layer including a first light blocking portion disposed on the barrier part and a second light blocking portion disposed on the same layer as the barrier part to respectively overlap the pixel areas, a reflection layer including a first reflection portion disposed on the first light blocking portion and a second reflection portion disposed on the second light blocking portion, and a light control layer overlapping the pixel areas and disposed on the reflection layer. A plurality of openings passing through the second light blocking portion and the second reflection portion are defined in each of the pixel areas.Type: GrantFiled: April 10, 2020Date of Patent: October 11, 2022Inventors: Chang-Hun Lee, Min-Jae Kim, Min-Hee Kim, Taehoon Kim, Kyunghae Park, Joon-Hyung Park, Danbi Yang, Hanjun Yu, DoKyung Youn
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Publication number: 20220285447Abstract: A display device and method of manufacturing same includes: a display panel having a pixel area and a peripheral area adjacent to the pixel area, a light control layer disposed on the display panel and at least partially overlapping the pixel area, a light blocking portion at least partially overlapping the peripheral area, and a protective layer disposed between the light control layer and the light blocking portion.Type: ApplicationFiled: May 19, 2022Publication date: September 8, 2022Applicant: Samsung Display Co., Ltd.Inventors: Keunwoo PARK, Min-Jae KIM, Min-Hee KIM, Taehoon KIM, DoKyung YOUN, Chang-Hun LEE
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Patent number: 11355558Abstract: A display device and method of manufacturing same includes: a display panel having a pixel area and a peripheral area adjacent to the pixel area, a light control layer disposed on the display panel and at least partially overlapping the pixel area, a light blocking portion at least partially overlapping the peripheral area, and a protective layer disposed between the light control layer and the light blocking portion.Type: GrantFiled: March 9, 2020Date of Patent: June 7, 2022Assignee: SAMSUNG DISPLAY CO. LTD.Inventors: Keunwoo Park, Min-Jae Kim, Min-Hee Kim, Taehoon Kim, DoKyung Youn, Chang-Hun Lee
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Publication number: 20210384467Abstract: A display apparatus includes a substrate including a first area, and a second area adjacent to the first area; first to third light-emitting diodes that are arranged in the first area and include a color emission layer; an encapsulation layer overlapping the first to third light-emitting diodes, and including an inorganic layer and an organic layer; a first light shielding wall portion disposed on the encapsulation layer, the first light shielding wall portion including a 1-1-th opening portion, a 1-2-th opening portion, and a 1-3-th opening portion corresponding to the first to third light-emitting diodes, respectively; and a second light shielding wall portion disposed on the encapsulation layer and overlapping the second area. The first light shielding wall portion and the second light shielding wall portion are spaced apart from each other in a plan view.Type: ApplicationFiled: June 2, 2021Publication date: December 9, 2021Applicant: Samsung Display Co., Ltd.Inventors: Kyunghae PARK, Minhee KIM, Dokyung YOUN, Minjae KIM, Taehoon KIM, Eunjeong NA, Joonhyung PARK, Danbi YANG, Hanjun YU, Simbum YUK, Changhun LEE, Kangseob JEONG
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Patent number: 10892309Abstract: A display apparatus is provided including a first substrate on which a plurality of organic light-emitting diodes are arranged. A second substrate is bonded to the first substrate. The second substrate includes a plurality of light control units respectively corresponding to the plurality of organic light-emitting diodes and a plurality of banks arranged between the plurality of light control units. The plurality of banks include a first bank having a deflection arrangement structure in which a fluorine-containing polymer is concentrated on a surface of a side of the first bank, and a second bank that does not have a deflection arrangement structure in which the fluorine-containing polymer is deflectively arranged.Type: GrantFiled: February 18, 2020Date of Patent: January 12, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Taehoon Kim, Minjae Kim, Minhee Kim, Kyunghae Park, Keunwoo Park, Joonhyung Park, Danbi Yang, Hanjun Yu, Dokyung Youn, Changhun Lee
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Publication number: 20200388663Abstract: The display panel includes an upper display substrate including a plurality of pixel areas and a light blocking area, a lower display substrate. The upper display substrate includes a base substrate, a barrier part overlapping the light blocking area and disposed on the base substrate, a light blocking layer including a first light blocking portion disposed on the barrier part and a second light blocking portion disposed on the same layer as the barrier part to respectively overlap the pixel areas, a reflection layer including a first reflection portion disposed on the first light blocking portion and a second reflection portion disposed on the second light blocking portion, and a light control layer overlapping the pixel areas and disposed on the reflection layer. A plurality of openings passing through the second light blocking portion and the second reflection portion are defined in each of the pixel areas.Type: ApplicationFiled: April 10, 2020Publication date: December 10, 2020Inventors: CHANG-HUN LEE, Min-Jae KIM, Min-Hee KIM, Taehoon KIM, Kyunghae PARK, Joon-Hyung PARK, Danbi YANG, Hanjun YU, DoKyung YOUN