Patents by Inventor Young-Woon Kho
Young-Woon Kho 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: 20230005898Abstract: A pixel includes an emission area and a non-emission area; first to fourth alignment electrodes spaced apart from each other in the emission area and an area of the non-emission area; an insulating layer disposed on the first to fourth alignment electrodes; first to fourth bridge patterns disposed on the insulating layer in the non-emission area; a bank disposed on the first to fourth bridge patterns in the non-emission area, and including a first opening and a second opening; first and second pixel electrodes disposed in the emission area; and light emitting elements disposed in the emission area, and electrically connected with the first and second pixel electrodes. The first alignment electrode, the first bridge pattern, and the first pixel electrode are electrically connected to each other. The third alignment electrode, the third bridge pattern, and the second pixel electrode are electrically connected to each other.Type: ApplicationFiled: May 25, 2022Publication date: January 5, 2023Applicant: Samsung Display Co., LTD.Inventors: Hyun Wook LEE, Young Woon KHO, Sung Geun BAE, Tae Hee LEE, Won Hyeong HEO
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Patent number: 10642080Abstract: A display device includes a first substrate defining a top surface thereof, a bottom surface thereof facing the top surface, and side surfaces thereof connecting the top and bottom surfaces to each other. The side surfaces included: a first side surface defined by: a first patterned surface including a first pattern of which a length thereof extends in a diagonal direction in a plan view of the first patterned surface, and a second patterned surface which extends obliquely from an upper end of the first patterned surface, the second patterned surface including a second pattern of which a length thereof extends in a perpendicular direction from the upper end of the first patterned surface in a plan view of the second patterned surface.Type: GrantFiled: June 20, 2018Date of Patent: May 5, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Se Ki Park, Joo Young Kim, Dong Rak Ko, Young Woon Kho, Dong Kwon Kim, June Hyoung Park, Eun Ji Seo, Hee Kyun Shin, Seung Je Lee
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Publication number: 20180299711Abstract: A display device includes a first substrate defining a top surface thereof, a bottom surface thereof facing the top surface, and side surfaces thereof connecting the top and bottom surfaces to each other. The side surfaces included: a first side surface defined by: a first patterned surface including a first pattern of which a length thereof extends in a diagonal direction in a plan view of the first patterned surface, and a second patterned surface which extends obliquely from an upper end of the first patterned surface, the second patterned surface including a second pattern of which a length thereof extends in a perpendicular direction from the upper end of the first patterned surface in a plan view of the second patterned surface.Type: ApplicationFiled: June 20, 2018Publication date: October 18, 2018Inventors: Se Ki PARK, Joo Young KIM, Dong Rak KO, Young Woon KHO, Dong Kwon KIM, June Hyoung PARK, Eun Ji SEO, Hee Kyun SHIN, Seung Je LEE
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Patent number: 10031357Abstract: A display device includes a first substrate defining a top surface thereof, a bottom surface thereof facing the top surface, and side surfaces thereof connecting the top and bottom surfaces to each other. The side surfaces included: a first side surface defined by: a first patterned surface including a first pattern of which a length thereof extends in a diagonal direction in a plan view of the first patterned surface, and a second patterned surface which extends obliquely from an upper end of the first patterned surface, the second patterned surface including a second pattern of which a length thereof extends in a perpendicular direction from the upper end of the first patterned surface in a plan view of the second patterned surface.Type: GrantFiled: September 2, 2016Date of Patent: July 24, 2018Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Se Ki Park, Joo Young Kim, Dong Rak Ko, Young Woon Kho, Dong Kwon Kim, June Hyoung Park, Eun Ji Seo, Hee Kyun Shin, Seung Je Lee
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Publication number: 20170269399Abstract: A display device includes a first substrate defining a top surface thereof, a bottom surface thereof facing the top surface, and side surfaces thereof connecting the top and bottom surfaces to each other. The side surfaces included: a first side surface defined by: a first patterned surface including a first pattern of which a length thereof extends in a diagonal direction in a plan view of the first patterned surface, and a second patterned surface which extends obliquely from an upper end of the first patterned surface, the second patterned surface including a second pattern of which a length thereof extends in a perpendicular direction from the upper end of the first patterned surface in a plan view of the second patterned surface.Type: ApplicationFiled: September 2, 2016Publication date: September 21, 2017Inventors: Se Ki PARK, Joo Young KIM, Dong Rak KO, Young Woon KHO, Dong Kwon KIM, June Hyoung PARK, Eun Ji SEO, Hee Kyun SHIN, Seung Je LEE
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Patent number: 9696602Abstract: A method for manufacturing a liquid crystal display includes: forming a first passivation layer and an organic layer, forming an edge of an inclined portion of the organic layer by partially removing the organic layer at a location where a first drain contact hole that exposes a drain electrode of a thin film transistor is formed, forming a second passivation layer including a third drain contact hole exposing the drain electrode, a first electrode including a second drain contact hole exposing the drain electrode, and the first drain contact hole through an etching process using one etching mask, and forming a second electrode on the second passivation layer. The first drain contact hole, the second drain contact hole, and the third drain contact hole overlap with each other, and a size of the second drain contact hole is greater than a size of the third drain contact hole.Type: GrantFiled: August 19, 2014Date of Patent: July 4, 2017Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kwang Bae Park, Young Woon Kho, Yu Jun Kim, Tae Ho Kim, Jong Kyun Park, Ji Young Jeong
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Publication number: 20150255327Abstract: A method for manufacturing a liquid crystal display includes: forming a first passivation layer and an organic layer, forming an edge of an inclined portion of the organic layer by partially removing the organic layer at a location where a first drain contact hole that exposes a drain electrode of a thin film transistor is formed, forming a second passivation layer including a third drain contact hole exposing the drain electrode, a first electrode including a second drain contact hole exposing the drain electrode, and the first drain contact hole through an etching process using one etching mask, and forming a second electrode on the second passivation layer. The first drain contact hole, the second drain contact hole, and the third drain contact hole overlap with each other, and a size of the second drain contact hole is greater than a size of the third drain contact hole.Type: ApplicationFiled: August 19, 2014Publication date: September 10, 2015Inventors: KWANG BAE PARK, Young Woon Kho, Yu Jun Kim, Tae Ho Kim, Jong Kyun Park, Ji Young Jeong
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Patent number: 8854588Abstract: The present invention relates to a liquid crystal display including: a first substrate and an opposing second substrate; a liquid crystal layer interposed between the first substrate and the second substrate; a light blocking member disposed on the first substrate or the second substrate; a first field generating electrode disposed on the first substrate; a second field generating electrode disposed on the first substrate and including branch electrodes overlapping the first field generating electrode; and a gate line disposed on the first substrate and extending in a first direction. A branch electrode of the branch electrodes includes a central portion and a first edge portion disposed at one end of the central portion. A first angle formed between the first edge portion and a second direction is greater than a second angle formed between the second direction and the central portion, the second direction being perpendicular to the first direction.Type: GrantFiled: October 21, 2013Date of Patent: October 7, 2014Assignee: Samsung Display Co., Ltd.Inventors: Mi-Sun Lee, Dong Woo Kim, Young Woon Kho, Jin Suk Cho
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Publication number: 20140043575Abstract: The present invention relates to a liquid crystal display including: a first substrate and an opposing second substrate; a liquid crystal layer interposed between the first substrate and the second substrate; a light blocking member disposed on the first substrate or the second substrate; a first field generating electrode disposed on the first substrate; a second field generating electrode disposed on the first substrate and including branch electrodes overlapping the first field generating electrode; and a gate line disposed on the first substrate and extending in a first direction. A branch electrode of the branch electrodes includes a central portion and a first edge portion disposed at one end of the central portion. A first angle formed between the first edge portion and a second direction is greater than a second angle formed between the second direction and the central portion, the second direction being perpendicular to the first direction.Type: ApplicationFiled: October 21, 2013Publication date: February 13, 2014Applicant: Samsung Display Co., Ltd.Inventors: Mi-Sun LEE, Dong Woo KIM, Young Woon KHO, Jin Suk CHO
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Patent number: 8593605Abstract: The present invention relates to a liquid crystal display including: a first substrate and an opposing second substrate; a liquid crystal layer interposed between the first substrate and the second substrate; a light blocking member disposed on the first substrate or the second substrate; a first field generating electrode disposed on the first substrate; a second field generating electrode disposed on the first substrate and including branch electrodes overlapping the first field generating electrode; and a gate line disposed on the first substrate and extending in a first direction. A branch electrode of the branch electrodes includes a central portion and a first edge portion disposed at one end of the central portion. A first angle formed between the first edge portion and a second direction is greater than a second angle formed between the second direction and the central portion, the second direction being perpendicular to the first direction.Type: GrantFiled: January 17, 2012Date of Patent: November 26, 2013Assignee: Samsung Display Co., Ltd.Inventors: Mi-Sun Lee, Dong Woo Kim, Young Woon Kho, Jin Suk Cho
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Patent number: 8278723Abstract: A thin film transistor substrate capable of appropriately maintaining driving performance even when there is a difference between manufacturing processes and a method of manufacturing the same. The thin film transistor substrate includes: a gate electrode formed on an insulating substrate; a semiconductor layer formed on the gate electrode; and a plurality of thin film transistors each having a source electrode and a drain electrode that are formed on the gate electrode and the semiconductor layer so as to be spaced apart from each other. At least one of the plurality of thin film transistors is a dummy thin film transistor that does not have the semiconductor layer between the source electrode and the drain electrode.Type: GrantFiled: July 1, 2009Date of Patent: October 2, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Kyung-Wook Kim, Jong-Hwan Lee, Young-Woon Kho, Jae-Hyun Park
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Publication number: 20120218501Abstract: The present invention relates to a liquid crystal display including: a first substrate and an opposing second substrate; a liquid crystal layer interposed between the first substrate and the second substrate; a light blocking member disposed on the first substrate or the second substrate; a first field generating electrode disposed on the first substrate; a second field generating electrode disposed on the first substrate and including branch electrodes overlapping the first field generating electrode; and a gate line disposed on the first substrate and extending in a first direction. A branch electrode of the branch electrodes includes a central portion and a first edge portion disposed at one end of the central portion. A first angle formed between the first edge portion and a second direction is greater than a second angle formed between the second direction and the central portion, the second direction being perpendicular to the first direction.Type: ApplicationFiled: January 17, 2012Publication date: August 30, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Mi-Sun LEE, Dong Woo KIM, Young Woon KHO, Jin Suk CHO
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Publication number: 20100051952Abstract: A thin film transistor substrate capable of appropriately maintaining driving performance even when there is a difference between manufacturing processes and a method of manufacturing the same. The thin film transistor substrate includes: a gate electrode formed on an insulating substrate; a semiconductor layer formed on the gate electrode; and a plurality of thin film transistors each having a source electrode and a drain electrode that are formed on the gate electrode and the semiconductor layer so as to be spaced apart from each other. At least one of the plurality of thin film transistors is a dummy thin film transistor that does not have the semiconductor layer between the source electrode and the drain electrode.Type: ApplicationFiled: July 1, 2009Publication date: March 4, 2010Inventors: Kyung-Wook Kim, Jong-Hwan Lee, Young-Woon Kho, Jae-Hyun Park
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Publication number: 20090251649Abstract: A liquid crystal display that is less vulnerable to signal line corrosion due to infiltration of moisture is presented. The display includes: a first display panel and a second display panel facing each other; a sealant disposed between the first display panel and the second display panel to define a sealant region and couple the first display panel and the second display panel to each other; a blocking member disposed between the first display panel and the second display panel and neighboring the sealant; and a liquid crystal interposed between the first display panel and the second display panel, and disposed in the sealant region. The blocking member includes silicone formed from a silane derivative having at least one butyrate.Type: ApplicationFiled: April 7, 2009Publication date: October 8, 2009Inventors: Yeon-Cu Kim, Young-Woon Kho, Hye-Rhee Han, Yu-Jun Kim
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Publication number: 20090219457Abstract: A display substrate includes a source pad part, a plurality of storage wirings and a first voltage wiring. The source pad part includes a first voltage input pad receiving a storage common voltage. The storage wirings transmit the storage common voltage to a plurality of pixels. The first voltage wiring is connected to the first voltage input pad to be extended in a direction crossing the storage wirings. The first voltage wiring includes a first protrusion part overlapping a first end portion of each of the storage wirings. Therefore, defects of the display substrate may be detected by an electrical test and then repaired, and test efficiency of the display substrate may be enhanced.Type: ApplicationFiled: February 17, 2009Publication date: September 3, 2009Inventors: Jin-Suk SEO, Hye-Rhee Han, Beom-Jun Kim, Young-Woon Kho, Yu-Jun Kim