Patents by Inventor Yun Seok Han
Yun Seok Han 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: 10466527Abstract: A display device is provided. The display device includes a first base substrate, a gate line on the first base substrate and extending in a first direction, a data line disposed on the first base substrate, insulated from the gate line, and extending in a second direction, which crosses the first direction, a switch on the first base substrate and electrically connected to the gate line and the data line, an insulating layer on the switch, a first electrode on the insulating layer, a light-shielding conductive layer directly contacting the first electrode and overlapping the switch, and a second electrode insulated from the first electrode and the light-shielding conductive layer, at least partially overlapping the first electrode, and electrically connected to the switch.Type: GrantFiled: September 6, 2018Date of Patent: November 5, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Dong Ju Yang, Seul Ki Kim, Hyun Jung Lee, Hyo Jin Kim, Kap Soo Yoon, Jeong Hyun Lee, Yun Seok Han, Jeong Uk Heo
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Patent number: 10295869Abstract: A display device is provided. The display device includes: a first substrate that comprises a first base substrate, an insulating layer located on the first base substrate, and a barrier layer located on the insulating layer; a second substrate that faces the first substrate; a liquid crystal layer that is located between the first substrate and the second substrate; and a first spacer that is located between the first substrate and the second substrate and is in contact with the first substrate, wherein the first substrate further comprises a second spacer that is located on the barrier layer and overlaps with the first spacer.Type: GrantFiled: September 6, 2016Date of Patent: May 21, 2019Assignee: Samsung Display Co., Ltd.Inventors: Hyun Kim, Seul Ki Kim, Seung Ha Choi, Yun Seok Han, Kap Soo Yoon, Jeong Uk Heo
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Publication number: 20190004366Abstract: A display device is provided. The display device includes a first base substrate, a gate line on the first base substrate and extending in a first direction, a data line disposed on the first base substrate, insulated from the gate line, and extending in a second direction, which crosses the first direction, a switch on the first base substrate and electrically connected to the gate line and the data line, an insulating layer on the switch, a first electrode on the insulating layer, a light-shielding conductive layer directly contacting the first electrode and overlapping the switch, and a second electrode insulated from the first electrode and the light-shielding conductive layer, at least partially overlapping the first electrode, and electrically connected to the switch.Type: ApplicationFiled: September 6, 2018Publication date: January 3, 2019Inventors: Dong Ju YANG, Seul Ki KIM, Hyun Jung LEE, Hyo Jin KIM, Kap Soo YOON, Jeong Hyun LEE, Yun Seok HAN, Jeong Uk HEO
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Patent number: 10141348Abstract: Provided are a display device its method of manufacturing. The device includes a base; first and second thin-film transistors (TFT) on the base, adjacent to each; an organic layer covering the first and second TFT, including a first and second opening overlapping the drain electrodes of the first and second TFT, respectively; a common electrode on the organic layer comprising a common electrode opening overlapping the first opening and another common electrode opening overlapping the second opening; an insulating layer on a bump spacer which is on the common electrode; a first and second pixel electrode on the insulating layer overlapping the common electrode and electrically connected to the first and second TFT, respectively, wherein a minimum distance between the bump spacer and the common electrode opening is substantially equal to a minimum distance between the bump spacer and the other common electrode opening.Type: GrantFiled: January 23, 2017Date of Patent: November 27, 2018Assignee: Samsung Display Co., Ltd.Inventors: Seul Ki Kim, Seung Ha Choi, Hyun Kim, Yun Seok Han
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Patent number: 10073291Abstract: A display device is provided. The display device includes a first base substrate, a gate line on the first base substrate and extending in a first direction, a data line disposed on the first base substrate, insulated from the gate line, and extending in a second direction, which crosses the first direction, a switch on the first base substrate and electrically connected to the gate line and the data line, an insulating layer on the switch, a first electrode on the insulating layer, a light-shielding conductive layer directly contacting the first electrode and overlapping the switch, and a second electrode insulated from the first electrode and the light-shielding conductive layer, at least partially overlapping the first electrode, and electrically connected to the switch.Type: GrantFiled: August 11, 2016Date of Patent: September 11, 2018Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Dong Ju Yang, Seul Ki Kim, Hyun Jung Lee, Hyo Jin Kim, Kap Soo Yoon, Jeong Hyun Lee, Yun Seok Han, Jeong Uk Heo
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Publication number: 20170317105Abstract: Provided are a display device its method of manufacturing. The device includes a base; first and second thin-film transistors (TFT) on the base, adjacent to each; an organic layer covering the first and second TFT, comprising a first and second opening overlapping the drain electrodes of the first and second TFT, respectively; a common electrode on the organic layer comprising a common electrode opening overlapping the first opening and another common electrode opening overlapping the second opening; an insulating layer on a bump spacer which is on the common electrode; a first and second pixel electrode on the insulating layer overlapping the common electrode and electrically connected to the first and second TFT, respectively, wherein a minimum distance between the bump spacer and the common electrode opening is substantially equal to a minimum distance between the bump spacer and the other common electrode opening.Type: ApplicationFiled: January 23, 2017Publication date: November 2, 2017Inventors: Seul Ki KIM, Seung Ha CHOI, Hyun KIM, Yun Seok HAN
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Publication number: 20170184915Abstract: A display device is provided. The display device includes a first base substrate, a gate line on the first base substrate and extending in a first direction, a data line disposed on the first base substrate, insulated from the gate line, and extending in a second direction, which crosses the first direction, a switch on the first base substrate and electrically connected to the gate line and the data line, an insulating layer on the switch, a first electrode on the insulating layer, a light-shielding conductive layer directly contacting the first electrode and overlapping the switch, and a second electrode insulated from the first electrode and the light-shielding conductive layer, at least partially overlapping the first electrode, and electrically connected to the switch.Type: ApplicationFiled: August 11, 2016Publication date: June 29, 2017Inventors: Dong Ju YANG, Seul Ki KIM, Hyun Jung LEE, Hyo Jin KIM, Kap Soo YOON, Jeong Hyun LEE, Yun Seok HAN, Jeong Uk HEO
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Patent number: 9691314Abstract: A display panel includes a plurality of display signal lines positioned in a display area. A plurality of test pads are positioned in a peripheral area around the display area and are respectively connected to the plurality of display signal lines. The plurality of test pads include a first test pad positioned at an edge of the peripheral area and a second test pad positioned at the middle of the peripheral area. A shorting bar is connected to the plurality of test pads through a contact assistant. The first test pad is connected to the second test pad through a connection line.Type: GrantFiled: June 2, 2014Date of Patent: June 27, 2017Assignee: SAMSUNG DISPLAY CO., LTDInventors: Seul-Ki Kim, Seung-Jin Kim, Jeong-Hyun Lee, Dong Hun Lee, Yun Seok Han
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Publication number: 20170102574Abstract: A display device is provided. The display device includes: a first substrate that comprises a first base substrate, an insulating layer located on the first base substrate, and a barrier layer located on the insulating layer; a second substrate that faces the first substrate; a liquid crystal layer that is located between the first substrate and the second substrate; and a first spacer that is located between the first substrate and the second substrate and is in contact with the first substrate, wherein the first substrate further comprises a second spacer that is located on the barrier layer and overlaps with the first spacer.Type: ApplicationFiled: September 6, 2016Publication date: April 13, 2017Inventors: Hyun KIM, Seul Ki KIM, Seung Ha CHOI, Yun Seok HAN, Kap Soo YOON, Jeong Uk HEO
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Patent number: 9618809Abstract: A method for manufacturing a liquid crystal display, including: preparing a substrate on which a switching element, laminating a conductive material layer and a conductive metal layer, forming a first photosensitive film pattern on the conductive metal layer, the first photosensitive film pattern comprising a first region having a first thickness and a second region having a second thickness greater than the first thickness, forming a conductive metal pattern by etching the conductive metal layer using the first photosensitive film pattern as a mask, forming a second photosensitive film pattern that exposes a part of the conductive metal pattern by removing the first region of the first photosensitive film pattern, forming a common electrode by etching the conductive material layer by using the conductive metal pattern as a mask and forming an auxiliary electrode by etching the exposed conductive metal pattern using the second photosensitive film pattern as a mask.Type: GrantFiled: December 28, 2015Date of Patent: April 11, 2017Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Seul Ki Kim, Seung Jin Kim, Yun Seok Han, Dong Ju Yang, Jeong Uk Heo
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Publication number: 20170010497Abstract: A method for manufacturing a liquid crystal display, including: preparing a substrate on which a switching element, laminating a conductive material layer and a conductive metal layer, forming a first photosensitive film pattern on the conductive metal layer, the first photosensitive film pattern comprising a first region having a first thickness and a second region having a second thickness greater than the first thickness, forming a conductive metal pattern by etching the conductive metal layer using the first photosensitive film pattern as a mask, forming a second photosensitive film pattern that exposes a part of the conductive metal pattern by removing the first region of the first photosensitive film pattern, forming a common electrode by etching the conductive material layer by using the conductive metal pattern as a mask and forming an auxiliary electrode by etching the exposed conductive metal pattern using the second photosensitive film pattern as a mask.Type: ApplicationFiled: December 28, 2015Publication date: January 12, 2017Inventors: Seul Ki KIM, Seung Jin KIM, Yun Seok HAN, Dong Ju YANG, Jeong Uk HEO
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Patent number: 9541809Abstract: An array substrate includes a plurality of data lines, a plurality of gamma lines, a repair pad, a repair line, an inspection pad and an inspection line. The data lines transmit a data voltage to an active region. The gamma lines apply a gamma reference voltage to generate the data voltage. The repair pad repairs the data line. The repair line extends from the repair pad. The repair line is disposed adjacent to the gamma line. The inspection pad applies an inspection signal. The inspection line extends from the inspection pad. The inspection line is connected to the data lines. The gamma lines are connected to the inspection line.Type: GrantFiled: August 28, 2014Date of Patent: January 10, 2017Assignee: Samsung Display Co., Ltd.Inventors: Yun-Seok Han, Seul-Ki Kim, Seung-Jin Kim, Jeong-Hyun Lee
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Publication number: 20150241747Abstract: An array substrate includes a plurality of data lines, a plurality of gamma lines, a repair pad, a repair line, an inspection pad and an inspection line. The data lines transmit a data voltage to an active region. The gamma lines apply a gamma reference voltage to generate the data voltage. The repair pad repairs the data line. The repair line extends from the repair pad. The repair line is disposed adjacent to the gamma line. The inspection pad applies an inspection signal. The inspection line extends from the inspection pad. The inspection line is connected to the data lines. The gamma lines are connected to the inspection line.Type: ApplicationFiled: August 28, 2014Publication date: August 27, 2015Inventors: Yun-Seok HAN, Seul-Ki KIM, Seung-Jin KIM, Jeong-Hyun LEE
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Publication number: 20150199929Abstract: A display panel includes a plurality of display signal lines positioned in a display area. A plurality of test pads are positioned in a peripheral area around the display area and are respectively connected to the plurality of display signal lines. The plurality of test pads include a first test pad positioned at an edge of the peripheral area and a second test pad positioned at the middle of the peripheral area. A shorting bar is connected to the plurality of test pads through a contact assistant. The first test pad is connected to the second test pad through a connection line.Type: ApplicationFiled: June 2, 2014Publication date: July 16, 2015Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: SEUL-KI KIM, Seung-Jin Kim, Jeong-Hyun Lee, Dong Hun Lee, Yun Seok Han