Patents by Inventor Jae-Heung Ha
Jae-Heung Ha 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: 11963386Abstract: A display apparatus includes a base substrate, a light emitting structure disposed on the base substrate, and a thin film encapsulation layer disposed on the light emitting structure and including at least one inorganic layer and at least one organic layer. The at least one inorganic layer includes a high density layer having a density of greater than or equal to about 2.0 g/cm3 and a low density layer having a density of less than about 2.0 g/cm3. The high density layer and the low density layer are in contact with each other.Type: GrantFiled: September 2, 2022Date of Patent: April 16, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Chang Yeong Song, Won Jong Kim, Yi Su Kim, Jong Woo Kim, Hye In Yang, Woo Suk Jung, Yong Chan Ju, Jae Heung Ha
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Publication number: 20240122037Abstract: A display device includes a substrate that includes a display area and a non-display area, a display element layer disposed on the display area of the substrate, an opposing substrate that faces the substrate and the display element layer, a sealing member disposed on the non-display area and that couples the substrate and the opposing substrate, and a filler disposed between the substrate and the opposing substrate. A thickness of the filler varies in the range of 60% to 400% of a thickness of the sealing member.Type: ApplicationFiled: June 21, 2023Publication date: April 11, 2024Inventors: Jae Heung HA, Jong Woo KIM, So Young OH, Woo Suk JUNG, Hee Yeon PARK, Chang Yeong SONG, Jong Kwang YUN
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Patent number: 11825702Abstract: An embodiment of the invention provides a display device including a display panel including corner portions having cut patterns defined by cut portions. The display panel includes a substrate, a light-emitting element including a pixel electrode, an emissive layer and a common electrode and disposed on the substrate in the cut pattern, a first inorganic encapsulation layer disposed on the common electrode in the cut pattern; an organic encapsulation layer disposed on the first inorganic encapsulation layer in the cut pattern; and an organic pattern disposed on the substrate in the cut portions.Type: GrantFiled: April 15, 2021Date of Patent: November 21, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Chang Yeong Song, Jong Woo Kim, Yong Chan Ju, Jae Heung Ha, Won Jong Kim, Hee Yeon Park, Hye In Yang, Woo Suk Jung
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Publication number: 20230200112Abstract: A display device includes a first substrate including a first surface; a second substrate disposed to face and be spaced apart from the first surface of the first substrate; a display element layer disposed on the first surface of the first substrate to be spaced apart from the second substrate; a filling member interposed in a space between the first substrate and the second substrate; and a frit member which connects edge portions of the first substrate and the second substrate to each other, in which the second substrate includes a second surface facing the first surface of the first substrate, a surface modification area is defined on the second surface of the second substrate, and the surface modification area has hydrophobicity higher than hydrophobicity of the filling member.Type: ApplicationFiled: July 22, 2022Publication date: June 22, 2023Inventors: Jong Woo KIM, So Young OH, Jong Kwang YUN, Woo Suk JUNG, Jae Heung HA
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Publication number: 20230108432Abstract: A display device includes a first substrate, a second substrate disposed on the first substrate, a display disposed on the first substrate, a sealant disposed between the first substrate and the second substrate along an outer portion of the second substrate and attaching the first substrate to the second substrate together, and a filler disposed in a space defined by the first substrate, the second substrate and the sealant. The filler is spaced apart from an inner surface of the sealant with an empty space disposed therebetween. An edge of the filler is inclined with respect to a first surface of the second substrate.Type: ApplicationFiled: May 23, 2022Publication date: April 6, 2023Inventors: SO YOUNG OH, Jae Heung Ha, Won jong Kim, Jong woo Kim, Hee Yeon Park, Chang Yeong Song, Hye IN Yang, Woo suk Jung, Yong chan Ju
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Publication number: 20220416207Abstract: A display apparatus includes a base substrate, a light emitting structure disposed on the base substrate, and a thin film encapsulation layer disposed on the light emitting structure and including at least one inorganic layer and at least one organic layer. The at least one inorganic layer includes a high density layer having a density of greater than or equal to about 2.0 g/cm3 and a low density layer having a density of less than about 2.0 g/cm3. The high density layer and the low density layer are in contact with each other.Type: ApplicationFiled: September 2, 2022Publication date: December 29, 2022Applicant: Samsung Display Co., LTD.Inventors: Chang Yeong SONG, Won Jong KIM, Yi Su KIM, Jong Woo KIM, Hye In YANG, Woo Suk JUNG, Yong Chan JU, Jae Heung HA
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Patent number: 11456438Abstract: A display apparatus includes a base substrate, a light emitting structure disposed on the base substrate, and a thin film encapsulation layer disposed on the light emitting structure and including at least one inorganic layer and at least one organic layer. The at least one inorganic layer includes a high density layer having a density of greater than or equal to about 2.0 g/cm3 and a low density layer having a density of less than about 2.0 g/cm3. The high density layer and the low density layer are in contact with each other.Type: GrantFiled: August 12, 2020Date of Patent: September 27, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Chang Yeong Song, Won Jong Kim, Yi Su Kim, Jong Woo Kim, Hye In Yang, Woo Suk Jung, Yong Chan Ju, Jae Heung Ha
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Patent number: 11362309Abstract: A display device comprises a first substrate comprising at least one light-emitting element; a second substrate facing the first substrate, wherein light emitted from the light-emitting element is to be incident on the second substrate; and a filling layer between the first substrate and the second substrate, wherein the filling layer comprises a filling pattern comprising a first pattern part on the first substrate and having a curve portion formed in at least a part thereof.Type: GrantFiled: January 27, 2020Date of Patent: June 14, 2022Assignee: Samsung Display Co., Ltd.Inventors: Yun Ah Chung, Yo Han Kim, Jong Woo Kim, Jong Jin Park, Byoung Duk Lee, Yoon Hyeung Cho, Young Cheol Joo, Jae Heung Ha
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Publication number: 20220052137Abstract: An embodiment of the invention provides a display device including a display panel including corner portions having cut patterns defined by cut portions. The display panel includes a substrate, a light-emitting element including a pixel electrode, an emissive layer and a common electrode and disposed on the substrate in the cut pattern, a first inorganic encapsulation layer disposed on the common electrode in the cut pattern; an organic encapsulation layer disposed on the first inorganic encapsulation layer in the cut pattern; and an organic pattern disposed on the substrate in the cut portions.Type: ApplicationFiled: April 15, 2021Publication date: February 17, 2022Inventors: Chang Yeong SONG, Jong Woo KIM, Yong Chan JU, Jae Heung HA, Won Jong KIM, Hee Yeon PARK, Hye In YANG, Woo Suk JUNG
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Patent number: 11165044Abstract: A display device may include a substrate and a light emitting element disposed on the substrate. An encapsulation layer covers the light emitting element. The encapsulation layer includes at least two inorganic encapsulation layers and at least one organic encapsulation layer. The at least one organic encapsulation layer includes a first organic material having a permittivity less than or equal to about 3.0. A low permittivity layer is disposed on the encapsulation layer. The low permittivity layer includes a second organic material and first hollow particles dispersed in the second organic material. An input sensing layer is disposed on the low permittivity layer.Type: GrantFiled: July 21, 2020Date of Patent: November 2, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Yi Su Kim, Young Gu Kim, Chang Yeong Song, Hye In Yang, Woo Suk Jung, Yong Chan Ju, Jae Heung Ha
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Publication number: 20210175471Abstract: A display device may include a substrate and a light emitting element disposed on the substrate. An encapsulation layer covers the light emitting element. The encapsulation layer includes at least two inorganic encapsulation layers and at least one organic encapsulation layer. The at least one organic encapsulation layer includes a first organic material having a permittivity less than or equal to about 3.0. A low permittivity layer is disposed on the encapsulation layer. The low permittivity layer includes a second organic material and first hollow particles dispersed in the second organic material. An input sensing layer is disposed on the low permittivity layer.Type: ApplicationFiled: July 21, 2020Publication date: June 10, 2021Inventors: Yi Su KIM, Young Gu KIM, Chang Yeong SONG, Hye In YANG, Woo Suk JUNG, Yong Chan JU, Jae Heung HA
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Publication number: 20210143369Abstract: A display apparatus includes a base substrate, a light emitting structure disposed on the base substrate, and a thin film encapsulation layer disposed on the light emitting structure and including at least one inorganic layer and at least one organic layer. The at least one inorganic layer includes a high density layer having a density of greater than or equal to about 2.0 g/cm3 and a low density layer having a density of less than about 2.0 g/cm3. The high density layer and the low density layer are in contact with each other.Type: ApplicationFiled: August 12, 2020Publication date: May 13, 2021Applicant: Samsung Display Co., LTD.Inventors: Chang Yeong SONG, Won Jong KIM, Yi Su KIM, Jong Woo KIM, Hye In YANG, Woo Suk JUNG, Yong Chan JU, Jae Heung HA
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Publication number: 20200251688Abstract: A display device comprises a first substrate comprising at least one light-emitting element; a second substrate facing the first substrate, wherein light emitted from the light-emitting element is to be incident on the second substrate; and a filling layer between the first substrate and the second substrate, wherein the filling layer comprises a filling pattern comprising a first pattern part on the first substrate and having a curve portion formed in at least a part thereof.Type: ApplicationFiled: January 27, 2020Publication date: August 6, 2020Inventors: Yun Ah CHUNG, Yo Han KIM, Jong Woo KIM, Jong Jin PARK, Byoung Duk LEE, Yoon Hyeung CHO, Young Cheol JOO, Jae Heung HA
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Patent number: 10629624Abstract: A thin film transistor array panel includes a substrate, a gate insulating layer, an interface layer, and a semiconductor layer. The gate insulating layer is disposed on the substrate. The interface layer is disposed on the gate insulating layer. The semiconductor layer is disposed on the interface layer. The interface layer includes a fluorinated silicon oxide. The semiconductor layer includes a p-type oxide semiconductor material.Type: GrantFiled: August 16, 2017Date of Patent: April 21, 2020Assignees: SAMSUNG DISPLAY CO., LTD., SEOUL NATIONAL UNIVERSITY R&DB FOUNDATIONInventors: Jae Heung Ha, Jong Woo Kim, Ji Young Moon, Min Ho Oh, Seung Jae Lee, Yoon Hyeung Cho, Young Cheol Joo, Hyeong Joon Kim, Eun-Kil Park, Sang Jin Han
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Patent number: 10541291Abstract: An organic light-emitting display device includes a first substrate having transmitting regions and pixel regions separated from each other by the transmitting regions, a plurality of thin film transistors on the first substrate in the pixel regions, a passivation layer covering the plurality of thin film transistors, a plurality of pixel electrodes on the passivation layer and electrically connected to the thin film transistors, the pixel electrodes being in the pixel regions and overlapping the thin film transistors, an opposite electrode in the transmitting regions and the pixel regions, the opposite electrode facing the plurality of pixel electrodes and being configured to transmit light, an organic emission layer interposed between the pixel electrodes and the opposite electrode, and a color filter in corresponding pixel regions.Type: GrantFiled: May 16, 2017Date of Patent: January 21, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jae-Heung Ha, Kyu-Hwan Hwang, Seok-Gyu Yoon, Young-Woo Song, Jong-Hyuk Lee
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Publication number: 20180061865Abstract: A thin film transistor array panel includes a substrate, a gate insulating layer, an interface layer, and a semiconductor layer. The gate insulating layer is disposed on the substrate. The interface layer is disposed on the gate insulating layer. The semiconductor layer is disposed on the interface layer. The interface layer includes a fluorinated silicon oxide. The semiconductor layer includes a p-type oxide semiconductor material.Type: ApplicationFiled: August 16, 2017Publication date: March 1, 2018Inventors: Jae Heung Ha, Jong Woo Kim, Ji Young Moon, Min Ho Oh, Seung Jae Lee, Yoon Hyeung Cho, Young Cheol Joo, Hyeong Joon Kim, Eun-Kil Park, Sang Jin Han
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Publication number: 20170256598Abstract: An organic light-emitting display device includes a first substrate having transmitting regions and pixel regions separated from each other by the transmitting regions, a plurality of thin film transistors on the first substrate in the pixel regions, a passivation layer covering the plurality of thin film transistors, a plurality of pixel electrodes on the passivation layer and electrically connected to the thin film transistors, the pixel electrodes being in the pixel regions and overlapping the thin film transistors, an opposite electrode in the transmitting regions and the pixel regions, the opposite electrode facing the plurality of pixel electrodes and being configured to transmit light, an organic emission layer interposed between the pixel electrodes and the opposite electrode, and a color filter in corresponding pixel regions.Type: ApplicationFiled: May 16, 2017Publication date: September 7, 2017Inventors: Jae-Heung HA, Kyu-Hwan HWANG, Seok-Gyu YOON, Young-Woo SONG, Jong-Hyuk LEE
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Patent number: 9741776Abstract: A method for manufacturing an organic light emitting diode display includes forming a thin-film transistor on a substrate, forming a protection layer by using a deposition method on an entire surface of the substrate, and forming an organic light emitting element on the protection layer. Forming the protection layer includes forming a first protection layer, a surface thereof including a first wrinkle, and forming a second protection layer on the first protection layer, a surface thereof including a second wrinkle. A first modulus value of the first protection layer is less than a second modulus value of the second protection layer by at least 300 MPa.Type: GrantFiled: April 12, 2016Date of Patent: August 22, 2017Assignee: Samsung Display Co., Ltd.Inventors: Jae Heung Ha, Yong Tack Kim, Jong Woo Kim, Ji Young Moon, Min Ho Oh, Seung Jae Lee, Yoon Hyeung Cho
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Patent number: 9666654Abstract: An organic light-emitting display device includes a first substrate having transmitting regions and pixel regions separated from each other by the transmitting regions, a plurality of thin film transistors on the first substrate in the pixel regions, a passivation layer covering the plurality of thin film transistors, a plurality of pixel electrodes on the passivation layer and electrically connected to the thin film transistors, the pixel electrodes being in the pixel regions and overlapping the thin film transistors, an opposite electrode in the transmitting regions and the pixel regions, the opposite electrode facing the plurality of pixel electrodes and being configured to transmit light, an organic emission layer interposed between the pixel electrodes and the opposite electrode, and a color filter in corresponding pixel regions.Type: GrantFiled: October 15, 2015Date of Patent: May 30, 2017Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jae-Heung Ha, Kyu-Hwan Hwang, Seok-Gyu Yoon, Young-Woo Song, Jong-Hyuk Lee
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Publication number: 20170084677Abstract: A method for manufacturing an organic light emitting diode display includes forming a thin-film transistor on a substrate, forming a protection layer by using a deposition method on an entire surface of the substrate, and forming an organic light emitting element on the protection layer. Forming the protection layer includes forming a first protection layer, a surface thereof including a first wrinkle, and forming a second protection layer on the first protection layer, a surface thereof including a second wrinkle. A first modulus value of the first protection layer is less than a second modulus value of the second protection layer by at least 300 MPa.Type: ApplicationFiled: April 12, 2016Publication date: March 23, 2017Inventors: Jae Heung HA, Yong Tack Kim, Jong Woo Kim, Ji Young Moon, Min Ho Oh, Seung Jae Lee, Yoon Hyeung Cho