Patents by Inventor Byung-Hwan Chu
Byung-Hwan Chu 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: 11552108Abstract: A transistor display panel including a substrate, a gate line disposed on the substrate and extending in a first direction, a gate electrode protruding from the gate line, a gate insulating layer disposed on the gate line and the gate electrode, a semiconductor layer and an auxiliary layer disposed on the gate insulating layer and spaced apart from each other, a data line disposed on the gate insulating layer and extending in a second direction which is a direction crossing the gate line, a drain electrode disposed on the gate insulating layer and the semiconductor layer and spaced apart from the data line, and a pixel electrode connected to the drain electrode, in which the auxiliary layer overlaps an edge of the gate electrode in a plan view.Type: GrantFiled: December 15, 2020Date of Patent: January 10, 2023Assignee: Samsung Display Co., Ltd.Inventors: Byung Hwan Chu, Sho Yeon Kim, Wan-Soon Im, Yong Tae Cho
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Publication number: 20210104553Abstract: A transistor display panel including a substrate, a gate line disposed on the substrate and extending in a first direction, a gate electrode protruding from the gate line, a gate insulating layer disposed on the gate line and the gate electrode, a semiconductor layer and an auxiliary layer disposed on the gate insulating layer and spaced apart from each other, a data line disposed on the gate insulating layer and extending in a second direction which is a direction crossing the gate line, a drain electrode disposed on the gate insulating layer and the semiconductor layer and spaced apart from the data line, and a pixel electrode connected to the drain electrode, in which the auxiliary layer overlaps an edge of the gate electrode in a plan view.Type: ApplicationFiled: December 15, 2020Publication date: April 8, 2021Inventors: Byung Hwan Chu, Sho Yeon Kim, Wan-Soon Im, Yong Tae Cho
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Patent number: 10872909Abstract: A transistor display panel including a substrate, a gate line disposed on the substrate and extending in a first direction, a gate electrode protruding from the gate line, a gate insulating layer disposed on the gate line and the gate electrode, a semiconductor layer and an auxiliary layer disposed on the gate insulating layer and spaced apart from each other, a data line disposed on the gate insulating layer and extending in a second direction which is a direction crossing the gate line, a drain electrode disposed on the gate insulating layer and the semiconductor layer and spaced apart from the data line, and a pixel electrode connected to the drain electrode, in which the auxiliary layer overlaps an edge of the gate electrode in a plan view.Type: GrantFiled: December 23, 2019Date of Patent: December 22, 2020Assignee: Samsung Display Co., Ltd.Inventors: Byung Hwan Chu, Sho Yeon Kim, Wan-Soon Im, Yong Tae Cho
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Publication number: 20200135765Abstract: A transistor display panel including a substrate, a gate line disposed on the substrate and extending in a first direction, a gate electrode protruding from the gate line, a gate insulating layer disposed on the gate line and the gate electrode, a semiconductor layer and an auxiliary layer disposed on the gate insulating layer and spaced apart from each other, a data line disposed on the gate insulating layer and extending in a second direction which is a direction crossing the gate line, a drain electrode disposed on the gate insulating layer and the semiconductor layer and spaced apart from the data line, and a pixel electrode connected to the drain electrode, in which the auxiliary layer overlaps an edge of the gate electrode in a plan view.Type: ApplicationFiled: December 23, 2019Publication date: April 30, 2020Inventors: Byung Hwan CHU, Sho Yeon KIM, Wan-Soon IM, Yong Tae CHO
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Patent number: 10515985Abstract: A transistor display panel including a substrate, a gate line disposed on the substrate and extending in a first direction, a gate electrode protruding from the gate line, a gate insulating layer disposed on the gate line and the gate electrode, a semiconductor layer and an auxiliary layer disposed on the gate insulating layer and spaced apart from each other, a data line disposed on the gate insulating layer and extending in a second direction which is a direction crossing the gate line, a drain electrode disposed on the gate insulating layer and the semiconductor layer and spaced apart from the data line, and a pixel electrode connected to the drain electrode, in which the auxiliary layer overlaps an edge of the gate electrode in a plan view.Type: GrantFiled: August 9, 2018Date of Patent: December 24, 2019Assignee: Samsung Display Co., Ltd.Inventors: Byung Hwan Chu, Sho Yeon Kim, Wan-Soon Im, Yong Tae Cho
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Publication number: 20190123064Abstract: A transistor display panel including a substrate, a gate line disposed on the substrate and extending in a first direction, a gate electrode protruding from the gate line, a gate insulating layer disposed on the gate line and the gate electrode, a semiconductor layer and an auxiliary layer disposed on the gate insulating layer and spaced apart from each other, a data line disposed on the gate insulating layer and extending in a second direction which is a direction crossing the gate line, a drain electrode disposed on the gate insulating layer and the semiconductor layer and spaced apart from the data line, and a pixel electrode connected to the drain electrode, in which the auxiliary layer overlaps an edge of the gate electrode in a plan view.Type: ApplicationFiled: August 9, 2018Publication date: April 25, 2019Inventors: Byung Hwan CHU, Sho Yeon KIM, Wan-Soon IM, Yong Tae CHO
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Patent number: 9825066Abstract: A thin film transistor substrate includes a gate electrode, a channel layer overlapping the gate electrode, a source electrode overlapping the channel layer, a drain electrode overlapping the channel layer and the source electrode, and a spacer disposed between the source electrode and the drain electrode.Type: GrantFiled: January 7, 2016Date of Patent: November 21, 2017Assignee: Samsung Display Co., Ltd.Inventors: Myung-Kwan Ryu, Eok-Su Kim, Kyoung Seok Son, Seung-Ha Choi, Sho-Yeon Kim, Hyun Kim, Eun-Hye Park, Byung-Hwan Chu
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Patent number: 9455278Abstract: A thin film transistor array panel includes: a gate line disposed on a substrate and including a first connection member of a gate driver region and a gate electrode of a display area, a gate insulating layer disposed on the substrate and having a first contact hole exposing the first connection member, a semiconductor layer disposed on a region of the gate insulating layer, a data line disposed on the gate insulating layer and the semiconductor layer and including a drain electrode, a source electrode, and a second connection member connected to the first connection member through the first contact hole, a passivation layer disposed on the data line, the source electrode, the drain electrode, and the second connection member, and a pixel electrode disposed on the passivation layer and electrically connected to the drain electrode. A horizontal width of the first contact hole ranges from 1 to 2 ?m.Type: GrantFiled: February 25, 2016Date of Patent: September 27, 2016Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Sho Yeon Kim, Hyun Kim, Eun Hye Park, Byung Hwan Chu, Seung-Ha Choi
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Publication number: 20160211281Abstract: A thin film transistor substrate includes a gate electrode, a channel layer overlapping the gate electrode, a source electrode overlapping the channel layer, a drain electrode overlapping the channel layer and the source electrode, and a spacer disposed between the source electrode and the drain electrode.Type: ApplicationFiled: January 7, 2016Publication date: July 21, 2016Inventors: Myung-Kwan Ryu, Eok-Su Kim, Kyoung Seok Son, Seung-Ha Choi, Sho-Yeon Kim, Hyun Kim, Eun-Hye Park, Byung-Hwan Chu
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Publication number: 20160175243Abstract: The subject invention concerns nanorods, compositions and substrates comprising nanorods, and methods of making and using nanorods and nanorod compositions and substrates. In one embodiment, the nanorod is composed of Zinc oxide (ZnO). In a further embodiment, a nanorod of the invention further comprises SiO2 or TiO2. In a specific embodiment, a nanorod of the invention is composed of ZnO coated with SiO2. Nanorods of the present invention are useful as an adhesion-resistant biomaterial capable of reducing viability in anchorage-dependent cells.Type: ApplicationFiled: January 7, 2015Publication date: June 23, 2016Inventors: TANMAY P. LELE, FAN REN, BENJAMIN G. KESELOWSKY, JIYEON LEE, ANAND GUPTE, BYUNG-HWAN CHU, KARL R. ZAWOY
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Publication number: 20160181284Abstract: A thin film transistor array panel includes: a gate line disposed on a substrate and including a first connection member of a gate driver region and a gate electrode of a display area, a gate insulating layer disposed on the substrate and having a first contact hole exposing the first connection member, a semiconductor layer disposed on a region of the gate insulating layer, a data line disposed on the gate insulating layer and the semiconductor layer and including a drain electrode, a source electrode, and a second connection member connected to the first connection member through the first contact hole, a passivation layer disposed on the data line, the source electrode, the drain electrode, and the second connection member, and a pixel electrode disposed on the passivation layer and electrically connected to the drain electrode. A horizontal width of the first contact hole ranges from 1 to 2 ?m.Type: ApplicationFiled: February 25, 2016Publication date: June 23, 2016Inventors: SHO YEON KIM, HYUN KIM, EUN HYE PARK, BYUNG HWAN CHU, SEUNG-HA CHOI
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Publication number: 20160172508Abstract: A thin film transistor having uniform electrical characteristics and reduced power consumption is presented. The thin film transistor includes a semiconductor layer, a first metal oxide layer coming in contact with the semiconductor layer and having thermal conductivity that is lower than the thermal conductivity of the semiconductor layer and a second metal oxide layer coming in contact with the first metal oxide layer and having thermal conductivity that is higher than the thermal conductivity of the first metal oxide layer.Type: ApplicationFiled: April 30, 2015Publication date: June 16, 2016Inventors: Je Hun LEE, Byung Hwan CHU
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Publication number: 20160149043Abstract: A thin film transistor substrate includes a gate metal pattern comprising a gate line extending in a first direction and a gate electrode electrically connected to the gate line, an active pattern overlapping the gate electrode, an etch-stop layer disposed on the active pattern and having a first through hole and a second through hole adjacent to the first through hole, a data metal pattern comprising a data line extending in a second direction crossing the first direction, a source electrode electrically connected to the active pattern through the first through hole and a drain electrode electrically connected to the active pattern through the second through hole and a first passivation layer disposed on the data metal pattern.Type: ApplicationFiled: July 21, 2015Publication date: May 26, 2016Inventors: Young-Joo CHOI, Hyeon-Jun LEE, Byung-Gyu PARK, Eun-Hye PARK, Byung-Hwan CHU
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Patent number: 9287297Abstract: A thin film transistor array panel includes: a gate line disposed on a substrate and including a first connection member of a gate driver region and a gate electrode of a display area, a gate insulating layer disposed on the substrate and having a first contact hole exposing the first connection member, a semiconductor layer disposed on a region of the gate insulating layer, a data line disposed on the gate insulating layer and the semiconductor layer and including a drain electrode, a source electrode, and a second connection member connected to the first connection member through the first contact hole, a passivation layer disposed on the data line, the source electrode, the drain electrode, and the second connection member, and a pixel electrode disposed on the passivation layer and electrically connected to the drain electrode. A horizontal width of the first contact hole ranges from 1 to 2 ?m.Type: GrantFiled: September 15, 2014Date of Patent: March 15, 2016Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Sho Yeon Kim, Hyun Kim, Eun Hye Park, Byung Hwan Chu, Seung-Ha Choi
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Patent number: 9281322Abstract: A thin film transistor array panel is disclosed. The thin film transistor array panel may include a gate line disposed on a substrate and including a gate electrode, a semiconductor layer including an oxide semiconductor disposed on the substrate, a data wiring layer disposed on the substrate and including a data line crossing the gate line, a source electrode connected to the data line and a drain electrode facing the source electrode, a polymer layer covering the source electrode and the drain electrode, and a passivation layer disposed on the polymer layer. The data wiring layer may include copper or a copper alloy and the polymer layer may include fluorocarbon.Type: GrantFiled: March 16, 2015Date of Patent: March 8, 2016Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Seung-Ho Jung, Young Joo Choi, Joon Geol Kim, Kang Moon Jo, Sho Yeon Kim, Byung Hwan Chu, Woo Geun Lee, Woo-Seok Jeon
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Publication number: 20150200209Abstract: A thin film transistor array panel includes: a gate line disposed on a substrate and including a first connection member of a gate driver region and a gate electrode of a display area, a gate insulating layer disposed on the substrate and having a first contact hole exposing the first connection member, a semiconductor layer disposed on a region of the gate insulating layer, a data line disposed on the gate insulating layer and the semiconductor layer and including a drain electrode, a source electrode, and a second connection member connected to the first connection member through the first contact hole, a passivation layer disposed on the data line, the source electrode, the drain electrode, and the second connection member, and a pixel electrode disposed on the passivation layer and electrically connected to the drain electrode. A horizontal width of the first contact hole ranges from 1 to 2 ?m.Type: ApplicationFiled: September 15, 2014Publication date: July 16, 2015Inventors: SHO YEON KIM, HYUN KIM, EUN HYE PARK, BYUNG HWAN CHU, SEUNG-HA CHOI
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Publication number: 20150187813Abstract: A thin film transistor array panel is disclosed. The thin film transistor array panel may include a gate line disposed on a substrate and including a gate electrode, a semiconductor layer including an oxide semiconductor disposed on the substrate, a data wiring layer disposed on the substrate and including a data line crossing the gate line, a source electrode connected to the data line and a drain electrode facing the source electrode, a polymer layer covering the source electrode and the drain electrode, and a passivation layer disposed on the polymer layer. The data wiring layer may include copper or a copper alloy and the polymer layer may include fluorocarbon.Type: ApplicationFiled: March 16, 2015Publication date: July 2, 2015Inventors: Seung-Ho JUNG, Young Joo CHOI, Joon Geol KIM, Kang Moon JO, Sho Yeon KIM, Byung Hwan CHU, Woo Geun LEE, Woo-Seok JEON
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Patent number: 9012994Abstract: A thin film transistor array panel is disclosed. The thin film transistor array panel may include a gate line disposed on a substrate and including a gate electrode, a semiconductor layer including an oxide semiconductor disposed on the substrate, a data wiring layer disposed on the substrate and including a data line crossing the gate line, a source electrode connected to the data line and a drain electrode facing the source electrode, a polymer layer covering the source electrode and the drain electrode, and a passivation layer disposed on the polymer layer. The data wiring layer may include copper or a copper alloy and the polymer layer may include fluorocarbon.Type: GrantFiled: August 28, 2013Date of Patent: April 21, 2015Assignee: Samsung Display Co., Ltd.Inventors: Seung-Ho Jung, Young Joo Choi, Joon Geol Kim, Kang Moon Jo, Sho Yeon Kim, Byung Hwan Chu, Woo Geun Lee, Woo-Seok Jeon
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Publication number: 20140332889Abstract: A thin film transistor array panel is disclosed. The thin film transistor array panel may include a gate line disposed on a substrate and including a gate electrode, a semiconductor layer including an oxide semiconductor disposed on the substrate, a data wiring layer disposed on the substrate and including a data line crossing the gate line, a source electrode connected to the data line and a drain electrode facing the source electrode, a polymer layer covering the source electrode and the drain electrode, and a passivation layer disposed on the polymer layer. The data wiring layer may include copper or a copper alloy and the polymer layer may include fluorocarbon.Type: ApplicationFiled: August 28, 2013Publication date: November 13, 2014Applicant: Samsung Display Co., Ltd.Inventors: Seung-Ho JUNG, Young Joo CHOI, Joon Geol KIM, Kang Moon JO, Sho Yeon KIM, Byung Hwan CHU, Woo Geun LEE, Woo-Seok JEON
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Publication number: 20110091510Abstract: The subject invention concerns nanorods, compositions and substrates comprising nanorods, and methods of making and using nanorods and nanorod compositions and substrates. In one embodiment, the nanorod is composed of Zinc oxide (ZnO). In a further embodiment, a nanorod of the invention further comprises SiO2 or TiO2. In a specific embodiment, a nanorod of the invention is composed of ZnO coated with SiO2. Nanorods of the present invention are useful as an adhesion-resistant biomaterial capable of reducing viability in anchorage-dependent cells.Type: ApplicationFiled: April 30, 2009Publication date: April 21, 2011Inventors: Tanmay P. Lele, Fan Ren, Benjamin George Keselowsky, Jiyeon Lee, Anand Gupte, Byung-Hwan Chu, Karl Zawoy