Patents by Inventor Changyeong SONG
Changyeong SONG 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: 20240431139Abstract: A display device includes a substrate, a light emitting element disposed on the substrate, a capping layer covering the light emitting element, and an encapsulation layer disposed on the capping layer. The capping layer includes a first inorganic layer, a first flexible layer disposed on the first inorganic layer, and a second inorganic layer disposed on the first flexible layer. The first flexible layer includes silicon and carbon. A thickness of the first flexible layer is about 80% or more of a thickness of the capping layer.Type: ApplicationFiled: September 11, 2024Publication date: December 26, 2024Inventors: JAEHEUNG HA, JONGWOO KIM, CHANGYEONG SONG, WOOSUK JUNG, YONGCHAN JU, HEEYEON PARK, HYEIN YANG
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Publication number: 20240373730Abstract: A method of manufacturing a display device includes forming a light emitting structure on a substrate and forming a thin film encapsulation layer on the light emitting structure by chemical vapor deposition equipment. The forming the thin film encapsulation layer includes forming a first inorganic layer and performing a first plasma treatment on a first portion of the first inorganic layer which is opposite to a second portion of the first inorganic layer facing the light emitting structure. A first raw material in the forming the first inorganic layer includes hydrogen. A second raw material in the performing the first plasma treatment exclusively consists of hydrogen.Type: ApplicationFiled: July 16, 2024Publication date: November 7, 2024Inventors: WOOSUK JUNG, JAEHEUNG HA, WONJONG KIM, JONGWOO KIM, HEEYEON PARK, CHANGYEONG SONG, HYEIN YANG, YONGCHAN JU
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Patent number: 12120904Abstract: A display device includes a substrate, a light emitting element disposed on the substrate, a capping layer covering the light emitting element, and an encapsulation layer disposed on the capping layer. The capping layer includes a first inorganic layer, a first flexible layer disposed on the first inorganic layer, and a second inorganic layer disposed on the first flexible layer. The first flexible layer includes silicon and carbon. A thickness of the first flexible layer is about 80% or more of a thickness of the capping layer.Type: GrantFiled: July 19, 2021Date of Patent: October 15, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jaeheung Ha, Jongwoo Kim, Changyeong Song, Woosuk Jung, Yongchan Ju, Heeyeon Park, Hyein Yang
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Publication number: 20240306475Abstract: Provided are a display device and a method for manufacturing the same. The display device of an embodiment may include a base layer, a light emitting element, and an encapsulation layer. The encapsulation layer included in the display device may include a first inorganic layer, a second inorganic layer, and an organic layer, and the organic layer may include a near-infrared absorbing dye to contribute to reducing a dead space, and accordingly, the display device may exhibit improved display quality.Type: ApplicationFiled: February 21, 2024Publication date: September 12, 2024Inventors: CHANGYEONG SONG, YEONGUK KIM, HEEYEON PARK, JAEHEUNG HA, JONGWOO KIM, SOYOUNG OH, HYUNSUP YOON, WOOSUK JUNG
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Patent number: 12069934Abstract: A method of manufacturing a display device includes forming a light emitting structure on a substrate and forming a thin film encapsulation layer on the light emitting structure by chemical vapor deposition equipment. The forming the thin film encapsulation layer includes forming a first inorganic layer and performing a first plasma treatment on a first portion of the first inorganic layer which is opposite to a second portion of the first inorganic layer facing the light emitting structure. A first raw material in the forming the first inorganic layer includes hydrogen. A second raw material in the performing the first plasma treatment exclusively consists of hydrogen.Type: GrantFiled: October 7, 2021Date of Patent: August 20, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Woosuk Jung, Jaeheung Ha, Wonjong Kim, Jongwoo Kim, Heeyeon Park, Changyeong Song, Hyein Yang, Yongchan Ju
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Publication number: 20240276835Abstract: Provided is a display device, including a base layer, and a display element layer on the base layer, and having a light emitting element, the light emitting element includes a first electrode, a second electrode on the first electrode, and a plurality of organic layers between the first electrode and the second electrode, wherein the light emitting element emits light from the first electrode to the second electrode, and the second electrode includes a first layer on the plurality of organic layers, the first layer including silver (Ag) and/or magnesium (Mg), and a second layer on the first layer, the second layer including ytterbium (Yb). Accordingly, the display quality of the display device may be improved.Type: ApplicationFiled: November 21, 2023Publication date: August 15, 2024Inventors: SOYOUNG OH, CHANGYEONG SONG, JAEHEUNG HA, YEONGUK KIM, JONGWOO KIM, HEEYEON PARK, HYUNSUP YOON, WOOSUK JUNG
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Publication number: 20240260396Abstract: A display device includes a lower substrate including a plurality of pixels and including a first area and a second area surrounding the first area on a plane, a first filler disposed on the lower substrate, overlapping the first area, and including a first catalyst, a second filler disposed on the lower substrate, overlapping the second area, disposed on a same layer as the first filler, and including a second catalyst, an upper substrate disposed on the first filler and the second filler, and a sealing member disposed between the lower substrate and the upper substrate.Type: ApplicationFiled: September 6, 2023Publication date: August 1, 2024Inventors: JONGWOO KIM, Jaeheung Ha, Yeonguk Kim, Heeyeon Park, Changyeong Song, Soyoung Oh, Hyunsup Yoon, Woosuk Jung
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Publication number: 20240114754Abstract: A display device includes a first substrate including a first region and a second region surrounding the first region in a plan view, a first filler disposed on the first substrate and overlapping the first region, a second filler disposed on the first substrate and overlapping the second region, and including a material different from the first filler, and a second substrate disposed on the first filler and the second filler.Type: ApplicationFiled: September 15, 2023Publication date: April 4, 2024Inventors: CHANGYEONG SONG, Yeonguk Kim, Jongwoo Kim, Heeyeon Park, Yongchan Ju, Jaeheung Ha
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Publication number: 20240032395Abstract: Provided is a display device including a base layer, a pixel defining film, a display element layer including a light-emitting element divided by a pixel defining film, an encapsulation substrate on the display element layer, and a filling layer between the display element layer and the encapsulation substrate and including a filler derived from a mixture having a first polymer compound containing a first monomer represented by Formula 1 below, a second polymer compound containing a second monomer represented by Formula 2 below, and a plurality of crosslinking compounds.Type: ApplicationFiled: June 14, 2023Publication date: January 25, 2024Inventors: YONGCHAN JU, YEONGUK KIM, JONGWOO KIM, HEEYEON PARK, CHANGYEONG SONG, HYEIN YANG, SOYOUNG OH, JONGKWANG YUN, WOOSUK JUNG, JAEHEUNG HA
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Patent number: 11793020Abstract: A display panel includes a light emitting element and an encapsulation layer on the light emitting element. The encapsulation layer covers the light emitting element. The encapsulation layer includes a plurality of polymer layers including a block copolymer. The plurality of polymer layers includes a plurality of first polymer layers, each of which has a first refractive index, and a plurality of second polymer layers, each of which has a second refractive index greater than the first refractive index. A difference between the first refractive index and the second refractive index is in a range of about 0.1 to about 0.6.Type: GrantFiled: August 19, 2020Date of Patent: October 17, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Seung-won Park, Wonjong Kim, Jongwoo Kim, Changyeong Song, Woosuk Jung, Jaeheung Ha
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Patent number: 11703965Abstract: A display device includes a light-emitting element, an encapsulation layer covering the light-emitting element and including an organic thin film, an organic dielectric layer on the encapsulation layer and an input-sensing part on the organic dielectric layer. The organic dielectric layer includes an organic material and has a thickness smaller than a thickness of the organic layer of the encapsulation layer.Type: GrantFiled: April 26, 2021Date of Patent: July 18, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Changyeong Song, Jongwoo Kim, Yongchan Ju, Jaeheung Ha, Wonjong Kim, Heeyeon Park, Hyein Yang, Woosuk Jung
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Publication number: 20230209871Abstract: An organic light-emitting display apparatus includes: a pixel electrode, an intermediate layer on the pixel electrode and including an emission layer, an opposite electrode on the pixel electrode such that the intermediate layer is therebetween, an inorganic encapsulation layer on the opposite electrode, an organic encapsulation layer on the inorganic encapsulation layer, and a protection layer on the organic encapsulation layer and including a first protection layer including silicon nitride and a second protection layer including silicon oxynitride.Type: ApplicationFiled: February 17, 2023Publication date: June 29, 2023Inventors: Jongwoo KIM, Wonjong KIM, Yisu KIM, Changyeong SONG, Hyein YANG, Woosuk JUNG, Yongchan JU, Jaeheung HA
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Patent number: 11637268Abstract: Provided is a display device including a base layer; a light emitting element layer disposed on the base layer; and a thin-film encapsulation layer disposed on and encapsulating the light emitting element layer, where the thin-film encapsulation layer includes an inorganic layer having at least one inorganic sub-layer pair, where the at least one inorganic sub-layer pair includes a first inorganic sub-layer having a first refractive index and a second inorganic sub-layer disposed on the first inorganic sub-layer and having a second refractive index different from the first refractive index.Type: GrantFiled: September 15, 2020Date of Patent: April 25, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Woosuk Jung, Su Jeong Kim, Jaeheung Ha, Wonjong Kim, Yisu Kim, Changyeong Song, Hyein Yang, Yongchan Ju
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Patent number: 11588133Abstract: An organic light-emitting display apparatus includes: a pixel electrode, an intermediate layer on the pixel electrode and including an emission layer, an opposite electrode on the pixel electrode such that the intermediate layer is therebetween, an inorganic encapsulation layer on the opposite electrode, an organic encapsulation layer on the inorganic encapsulation layer, and a protection layer on the organic encapsulation layer and including a first protection layer including silicon nitride and a second protection layer including silicon oxynitride.Type: GrantFiled: June 18, 2020Date of Patent: February 21, 2023Assignee: Samsung Display Co., Ltd.Inventors: Jongwoo Kim, Wonjong Kim, Yisu Kim, Changyeong Song, Hyein Yang, Woosuk Jung, Yongchan Ju, Jaeheung Ha
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Patent number: 11574962Abstract: A display panel and a manufacturing method of a display panel are provided. A display panel includes: a base substrate in which a pixel area and a peripheral area adjacent to the pixel area are defined; a light emitting element located on the base substrate to overlap the pixel area, and configured to generate first light; a light control layer on the light emitting element; a color filter layer on the light control layer; and a capping layer contacting at least the light control layer and including silicon oxynitride (SiON), and the capping layer contains about 34 at % to about 41 at % of oxygen, and about 18 at % to about 25 at % of nitrogen. Luminous efficiency of the display panel may be increased while maintaining durability of the display panel.Type: GrantFiled: September 16, 2020Date of Patent: February 7, 2023Assignee: Samsung Display Co., Ltd.Inventors: Jaeheung Ha, Wonjong Kim, Yisu Kim, Jongwoo Kim, Changyeong Song, Jaejin Lyu, Woosuk Jung, Yongchan Ju
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Publication number: 20220238851Abstract: A method of manufacturing a display device includes forming a light emitting structure on a substrate and forming a thin film encapsulation layer on the light emitting structure by chemical vapor deposition equipment. The forming the thin film encapsulation layer includes forming a first inorganic layer and performing a first plasma treatment on a first portion of the first inorganic layer which is opposite to a second portion of the first inorganic layer facing the light emitting structure. A first raw material in the forming the first inorganic layer includes hydrogen. A second raw material in the performing the first plasma treatment exclusively consists of hydrogen.Type: ApplicationFiled: October 7, 2021Publication date: July 28, 2022Inventors: WOOSUK JUNG, JAEHEUNG HA, WONJONG KIM, JONGWOO KIM, HEEYEON PARK, CHANGYEONG SONG, HYEIN YANG, YONGCHAN JU
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Publication number: 20220231256Abstract: A display apparatus includes: a substrate including a display area and a peripheral area around the display area, a first organic layer arranged in the peripheral area, and a second organic layer arranged in the display area and the peripheral area. A tilt angle of a side surface of the second organic layer is equal to or greater than about 10 degrees and less than or equal to about 90 degrees.Type: ApplicationFiled: August 17, 2021Publication date: July 21, 2022Inventors: Jaeheung Ha, Jongwoo Kim, Changyeong Song, Yongchan Ju, Heeyeon Park, Hyein Yang, Woosuk Jung
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Publication number: 20220165983Abstract: A display device includes a substrate, a light emitting element disposed on the substrate, a capping layer covering the light emitting element, and an encapsulation layer disposed on the capping layer. The capping layer includes a first inorganic layer, a first flexible layer disposed on the first inorganic layer, and a second inorganic layer disposed on the first flexible layer. The first flexible layer includes silicon and carbon. A thickness of the first flexible layer is about 80% or more of a thickness of the capping layer.Type: ApplicationFiled: July 19, 2021Publication date: May 26, 2022Inventors: JAEHEUNG HA, JONGWOO KIM, Changyeong Song, Woosuk Jung, Yongchan Ju, Heeyeon Park, Hyein Yang
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Publication number: 20220057876Abstract: A display device includes a light-emitting element, an encapsulation layer covering the light-emitting element and including an organic thin film, an organic dielectric layer on the encapsulation layer and an input-sensing part on the organic dielectric layer. The organic dielectric layer includes an organic material and has a thickness smaller than a thickness of the organic layer of the encapsulation layer.Type: ApplicationFiled: April 26, 2021Publication date: February 24, 2022Inventors: CHANGYEONG SONG, JONGWOO KIM, YONGCHAN JU, JAEHEUNG HA, WONJONG KIM, HEEYEON PARK, HYEIN YANG, WOOSUK JUNG
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Publication number: 20210217991Abstract: Provided is a display device including a base layer; a light emitting element layer disposed on the base layer; and a thin-film encapsulation layer disposed on and encapsulating the light emitting element layer, where the thin-film encapsulation layer includes an inorganic layer having at least one inorganic sub-layer pair, where the at least one inorganic sub-layer pair includes a first inorganic sub-layer having a first refractive index and a second inorganic sub-layer disposed on the first inorganic sub-layer and having a second refractive index different from the first refractive index.Type: ApplicationFiled: September 15, 2020Publication date: July 15, 2021Inventors: Woosuk Jung, Su Jeong Kim, Jaeheung Ha, Wonjong Kim, Yisu Kim, Changyeong Song, Hyein Yang, Yongchan Ju