Patents by Inventor Da Yeon JEONG
Da Yeon JEONG 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: 20250127023Abstract: A display apparatus in one example includes a substrate having a display area and a non-display area, a plurality of transistors and a light emitting device disposed in the display area, an encapsulation layer disposed in the display area and the non-display area, and a reflective member disposed in the non-display area to surround the display area. The reflective member includes a retroreflective to reflective light incident from outside to observe flow of the encapsulating layer.Type: ApplicationFiled: October 8, 2024Publication date: April 17, 2025Applicant: LG Display Co., Ltd.Inventors: Hyun KIM, Sang-Mo BYUN, Da-Yeon JEONG
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Publication number: 20240260392Abstract: A display apparatus includes a first subpixel, a second subpixel and a third subpixel disposed on a substrate; a first organic light emitting element configured to emit a first color of light, a second organic light emitting element configured to emit a second color of light and a third organic light emitting element configured to emit a third color of light disposed in the first, second and third subpixels, respectively; a first anode, a second anode and a third anode disposed in the first, second and third subpixels, respectively; and a first cathode, a second cathode and a third cathode disposed in the first, second and third subpixels, respectively, wherein the first, second and third cathodes include at least one layer, and wherein at least two cathodes among the first, second and third cathodes have a different number of layers than each other.Type: ApplicationFiled: December 22, 2023Publication date: August 1, 2024Applicant: LG Display Co., Ltd.Inventors: Sang-Mo BYUN, Hyun KIM, Chul-Young JANG, Da-Yeon JEONG
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Publication number: 20240224743Abstract: A display apparatus according to invention includes a substrate including a plurality of sub-pixels, a transistor disposed in each sub-pixel over the substrate, an organic light emitting device disposed in each sub-pixel over the substrate, a metal patterning layer over the organic light emitting device, and a reflective wall disposed in boundary area of the sub-pixels on the metal patterning layer.Type: ApplicationFiled: November 1, 2023Publication date: July 4, 2024Inventors: Hyun Kim, Da-Yeon Jeong, Chul-Young Jang, Sang-Mo Byun
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Publication number: 20240206288Abstract: A light emitting display device includes a control pattern configured to control flow of a liquid material, thus defining an edge line of an organic encapsulation layer made of a liquid material and reducing a non-active area. The light emitting display device includes a control metal pattern configured to surround an active area at a non-active area and provided on a first inorganic encapsulation layer, an edge line pattern made of an organic material on the control metal pattern, and an organic encapsulation layer provided on the first inorganic encapsulation layer in an area inward from the control metal pattern.Type: ApplicationFiled: December 13, 2023Publication date: June 20, 2024Applicant: LG Display Co., Ltd.Inventors: Hyun KIM, Da Yeon JEONG, Chul Young JANG, Sang Mo BYUN
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Patent number: 10608141Abstract: Disclosed herein is an LED chip including electrode pads. The LED chip includes a semiconductor stack including a first conductive type semiconductor layer, a second conductive type semiconductor layer on the first conductive type semiconductor layer, and an active layer interposed between the first conductive type semiconductor layer and the second conductive type semiconductor layer; a first electrode pad located on the second conductive type semiconductor layer opposite to the first conductive type semiconductor layer; a first electrode extension extending from the first electrode pad and connected to the first conductive type semiconductor layer; a second electrode pad electrically connected to the second conductive type semiconductor layer; and an insulation layer interposed between the first electrode pad and the second conductive type semiconductor layer. The LED chip includes the first electrode pad on the second conductive type semiconductor layer, thereby increasing a light emitting area.Type: GrantFiled: March 26, 2018Date of Patent: March 31, 2020Assignee: SEOUL VIOSYS CO., LTD.Inventors: Ye Seul Kim, Kyoung Wan Kim, Yeo Jin Yoon, Sang Hyun Oh, Keum Ju Lee, Jin Woong Lee, Da Yeon Jeong, Sang Won Woo
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Publication number: 20180219130Abstract: Disclosed herein is an LED chip including electrode pads. The LED chip includes a semiconductor stack including a first conductive type semiconductor layer, a second conductive type semiconductor layer on the first conductive type semiconductor layer, and an active layer interposed between the first conductive type semiconductor layer and the second conductive type semiconductor layer; a first electrode pad located on the second conductive type semiconductor layer opposite to the first conductive type semiconductor layer; a first electrode extension extending from the first electrode pad and connected to the first conductive type semiconductor layer; a second electrode pad electrically connected to the second conductive type semiconductor layer; and an insulation layer interposed between the first electrode pad and the second conductive type semiconductor layer. The LED chip includes the first electrode pad on the second conductive type semiconductor layer, thereby increasing a light emitting area.Type: ApplicationFiled: March 26, 2018Publication date: August 2, 2018Inventors: Ye Seul Kim, Kyoung Wan Kim, Yeo Jin Yoon, Sang Hyun Oh, Keum Ju Lee, Jin Woong Lee, Da Yeon Jeong, Sang Won Woo
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Patent number: 9929314Abstract: Disclosed herein is an LED chip including electrode pads. The LED chip includes a semiconductor stack including a first conductive type semiconductor layer, a second conductive type semiconductor layer on the first conductive type semiconductor layer, and an active layer interposed between the first conductive type semiconductor layer and the second conductive type semiconductor layer; a first electrode pad located on the second conductive type semiconductor layer opposite to the first conductive type semiconductor layer; a first electrode extension extending from the first electrode pad and connected to the first conductive type semiconductor layer; a second electrode pad electrically connected to the second conductive type semiconductor layer; and an insulation layer interposed between the first electrode pad and the second conductive type semiconductor layer. The LED chip includes the first electrode pad on the second conductive type semiconductor layer, thereby increasing a light emitting area.Type: GrantFiled: October 27, 2016Date of Patent: March 27, 2018Assignee: Seoul Viosys Co., Ltd.Inventors: Ye Seul Kim, Kyoung Wan Kim, Yeo Jin Yoon, Sang Hyun Oh, Keum Ju Lee, Jin Woong Lee, Da Yeon Jeong, Sang Won Woo
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Publication number: 20170047483Abstract: Disclosed herein is an LED chip including electrode pads. The LED chip includes a semiconductor stack including a first conductive type semiconductor layer, a second conductive type semiconductor layer on the first conductive type semiconductor layer, and an active layer interposed between the first conductive type semiconductor layer and the second conductive type semiconductor layer; a first electrode pad located on the second conductive type semiconductor layer opposite to the first conductive type semiconductor layer; a first electrode extension extending from the first electrode pad and connected to the first conductive type semiconductor layer; a second electrode pad electrically connected to the second conductive type semiconductor layer; and an insulation layer interposed between the first electrode pad and the second conductive type semiconductor layer. The LED chip includes the first electrode pad on the second conductive type semiconductor layer, thereby increasing a light emitting area.Type: ApplicationFiled: October 27, 2016Publication date: February 16, 2017Inventors: Ye Seul Kim, Kyoung Wan Kim, Yeo Jin Yoon, Sang Hyun Oh, Keum Ju Lee, Jin Woong Lee, Da Yeon Jeong, Sang Won Woo
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Patent number: 9520536Abstract: Disclosed herein is an LED chip including electrode pads. The LED chip includes a semiconductor stack including a first conductive type semiconductor layer, a second conductive type semiconductor layer on the first conductive type semiconductor layer, and an active layer interposed between the first conductive type semiconductor layer and the second conductive type semiconductor layer; a first electrode pad located on the second conductive type semiconductor layer opposite to the first conductive type semiconductor layer; a first electrode extension extending from the first electrode pad and connected to the first conductive type semiconductor layer; a second electrode pad electrically connected to the second conductive type semiconductor layer; and an insulation layer interposed between the first electrode pad and the second conductive type semiconductor layer. The LED chip includes the first electrode pad on the second conductive type semiconductor layer, thereby increasing a light emitting area.Type: GrantFiled: December 30, 2015Date of Patent: December 13, 2016Assignee: SEOUL VIOSYS CO., LTD.Inventors: Ye Seul Kim, Kyoung Wan Kim, Yeo Jin Yoon, Sang Hyun Oh, Keum Ju Lee, Jin Woong Lee, Da Yeon Jeong, Sang Won Woo
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Patent number: 9397264Abstract: Disclosed herein in an LED chip including electrode pads. The LED chip includes a semiconductor stack including a first conductive type semiconductor layer, a second conductive type semiconductor layer on the first conductive type semiconductor layer, and an active layer interposed between the first conductive type semiconductor layer and the second conductive type semiconductor layer, a first electrode pad located on the second conductive type semiconductor layer opposite to the second conductive type semiconductor layer; a first electrode extension extending from the first electrode pad and connected to the first conductive type semiconductor layer; a second electrode pad electrically connected to the second conductive type semiconductor layer; and an insulation layer interposed between the first electrode pad and the second conductive type semiconductor layer. The LED chip includes the first electrode pad on the second conductive type semiconductor layer, thereby increasing a light emitting area.Type: GrantFiled: February 24, 2015Date of Patent: July 19, 2016Assignee: SEOUL VIOSYS CO., LTD.Inventors: Ye Seul Kim, Kyoung Wan Kim, Yeo Jin Yoon, Sang Hyun Oh, Keum Ju Lee, Jin Woong Lee, Da Yeon Jeong, Sang Won Woo
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Publication number: 20160118564Abstract: Disclosed herein is an LED chip including electrode pads. The LED chip includes a semiconductor stack including a first conductive type semiconductor layer, a second conductive type semiconductor layer on the first conductive type semiconductor layer, and an active layer interposed between the first conductive type semiconductor layer and the second conductive type semiconductor layer; a first electrode pad located on the second conductive type semiconductor layer opposite to the first conductive type semiconductor layer; a first electrode extension extending from the first electrode pad and connected to the first conductive type semiconductor layer; a second electrode pad electrically connected to the second conductive type semiconductor layer; and an insulation layer interposed between the first electrode pad and the second conductive type semiconductor layer. The LED chip includes the first electrode pad on the second conductive type semiconductor layer, thereby increasing a light emitting area.Type: ApplicationFiled: December 30, 2015Publication date: April 28, 2016Inventors: Ye Seul Kim, Kyoung Wan Kim, Yeo Jin Yoon, Sang Hyun Oh, Keum Ju Lee, Jin Woong Lee, Da Yeon Jeong, Sang Won Woo
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Patent number: 9269871Abstract: Disclosed is a light emitting diode (LED) comprising a light emitting stacked structure and an electrode structure formed to have a pattern on the light emitting stacked structure. The electrode structure of the LED includes a cluster of reflectors disposed along the pattern on the light emitting stacked structure, and a pad material layer formed to entirely cover the reflectors.Type: GrantFiled: April 30, 2015Date of Patent: February 23, 2016Assignee: SEOUL VIOSYS CO., LTD.Inventors: Ye Seul Kim, Da Yeon Jeong, Kyoung Wan Kim, Yeo Jin Yoon, Sang Hyun Oh
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Publication number: 20150236216Abstract: Disclosed is a light emitting diode (LED) comprising a light emitting stacked structure and an electrode structure formed to have a pattern on the light emitting stacked structure. The electrode structure of the LED includes a cluster of reflectors disposed along the pattern on the light emitting stacked structure, and a pad material layer formed to entirely cover the reflectors.Type: ApplicationFiled: April 30, 2015Publication date: August 20, 2015Inventors: Ye Seul Kim, Da Yeon Jeong, Kyoung Wan Kim, Yeo Jin Yoon, Sang Hyun Oh
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Publication number: 20150236210Abstract: Disclosed herein in an LED chip including electrode pads. The LED chip includes a semiconductor stack including a first conductive type semiconductor layer, a second conductive type semiconductor layer on the first conductive type semiconductor layer, and an active layer interposed between the first conductive type semiconductor layer and the second conductive type semiconductor layer, a first electrode pad located on the second conductive type semiconductor layer opposite to the second conductive type semiconductor layer, a first electrode extension extending from the first electrode pad and connected to the first conductive type semiconductor layer, a second electrode pad electrically connected to the second conductive type semiconductor layer, and an insulation layer interposed between the first electrode pad and the second conductive type semiconductor layer. The LED chip includes the first electrode pad on the second conductive type semiconductor layer, thereby increasing a light emitting area.Type: ApplicationFiled: February 24, 2015Publication date: August 20, 2015Inventors: Ye Seul Kim, Kyoung Wan Kim, Yeo Jin Yoon, Sang Hyun Oh, Keum Ju Lee, Jin Woong Lee, Da Yeon Jeong, Sang Won Woo
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Patent number: 9024345Abstract: Disclosed is a light emitting diode (LED) comprising a light emitting stacked structure and an electrode structure formed to have a pattern on the light emitting stacked structure. The electrode structure of the LED includes a cluster of reflectors disposed along the pattern on the light emitting stacked structure, and a pad material layer formed to entirely cover the reflectors.Type: GrantFiled: April 5, 2011Date of Patent: May 5, 2015Assignee: Seoul Viosys Co., Ltd.Inventors: Ye Seul Kim, Da Yeon Jeong, Kyoung Wan Kim, Yeo Jin Yoon, Sang Hyun Oh
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Patent number: 8987772Abstract: Disclosed herein is an LED chip including electrode pads. The LED chip includes a semiconductor stack including a first conductive type semiconductor layer, a second conductive type semiconductor layer on the first conductive type semiconductor layer, and an active layer interposed between the first conductive type semiconductor layer and the second conductive type semiconductor layer; a first electrode pad located on the second conductive type semiconductor layer opposite to the first conductive type semiconductor layer; a first electrode extension extending from the first electrode pad and connected to the first conductive type semiconductor layer; a second electrode pad electrically connected to the second conductive type semiconductor layer; and an insulation layer interposed between the first electrode pad and the second conductive type semiconductor layer. The LED chip includes the first electrode pad on the second conductive type semiconductor layer, thereby increasing a light emitting area.Type: GrantFiled: February 28, 2011Date of Patent: March 24, 2015Assignee: Seoul Viosys Co., Ltd.Inventors: Ye Seul Kim, Kyoung Wan Kim, Yeo Jin Yoon, Sang-Hyun Oh, Keum Ju Lee, Jin Woong Lee, Da Yeon Jeong, Sang Won Woo
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Patent number: 8878220Abstract: Exemplary embodiments of the present invention relate to light emitting diodes. A light emitting diode according to an exemplary embodiment of the present invention includes a substrate having a first side edge and a second side edge, and a light emitting structure arranged on the substrate. The light emitting structure includes a first conductivity-type semiconductor layer, an active layer, and a second conductivity-type semiconductor layer. A transparent electrode layer including a concave portion and a convex portion is arranged on the second conductivity-type semiconductor layer. A first electrode pad contacts an upper surface of the first conductivity-type semiconductor layer and is located near a center of the first side edge. Two second electrode pads are located near opposite distal ends of the second side edge to supply electric current to the second conductivity-type semiconductor layer.Type: GrantFiled: August 15, 2011Date of Patent: November 4, 2014Assignee: Seoul Viosys Co., Ltd.Inventors: Jeong Hee Yang, Kyoung Wan Kim, Yeo Jin Yoon, Ye Seul Kim, Sang Hyun Oh, Duk Il Suh, Keum Ju Lee, Jin Woong Lee, Da Yeon Jeong
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Publication number: 20140299905Abstract: A light-emitting diode includes a substrate, and a light-emitting structure disposed on the substrate. The light-emitting structure includes a first conductivity-type semiconductor layer, an active layer, and a second conductivity-type semiconductor layer. A transparent electrode layer including concave portions and convex portions is disposed on the second conductivity-type semiconductor layer. Micro-lenses are disposed on the transparent electrode layer and completely cover the concave portions, and only partially cover the convex portions that are disposed between the micro-lenses.Type: ApplicationFiled: June 19, 2014Publication date: October 9, 2014Inventors: Jeong Hee YANG, Kyoung Wan Kim, Yeo Jin Yoon, Ye Seul Kim, Sang Hyun Oh, Duk Il Suh, Keum Ju Lee, Jin Woong Lee, Da Yeon Jeong
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Publication number: 20130234192Abstract: Disclosed herein is an LED chip including electrode pads. The LED chip includes a semiconductor stack including a first conductive type semiconductor layer, a second conductive type semiconductor layer on the first conductive type semiconductor layer, and an active layer interposed between the first conductive type semiconductor layer and the second conductive type semiconductor layer; a first electrode pad located on the second conductive type semiconductor layer opposite to the first conductive type semiconductor layer; a first electrode extension extending from the first electrode pad and connected to the first conductive type semiconductor layer; a second electrode pad electrically connected to the second conductive type semiconductor layer; and an insulation layer interposed between the first electrode pad and the second conductive type semiconductor layer. The LED chip includes the first electrode pad on the second conductive type semiconductor layer, thereby increasing a light emitting area.Type: ApplicationFiled: February 28, 2011Publication date: September 12, 2013Applicant: SEOUL OPTO DEVICE CO., LTD.Inventors: Ye Seul Kim, Kyoung Wan Kim, Yeo Jin Yoon, Sang Hyun Oh, Keum Ju Lee, Jin Woong Lee, Da Yeon Jeong, Sang Won Woo
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Publication number: 20130146929Abstract: Disclosed is a light emitting diode (LED) comprising a light emitting stacked structure and an electrode structure formed to have a pattern on the light emitting stacked structure. The electrode structure of the LED includes a cluster of reflectors disposed along the pattern on the light emitting stacked structure, and a pad material layer formed to entirely cover the reflectors.Type: ApplicationFiled: April 5, 2011Publication date: June 13, 2013Applicant: Seoul Opto Device Co., Ltd.Inventors: Ye Seul Kim, Da Yeon Jeong, Kyoung Wan Kim, Yeo Jin Yoon, Sang Hyun Oh