Patents by Inventor Hong Min Yoon
Hong Min Yoon 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: 9772534Abstract: A liquid crystal display is provided. The display includes: gate lines applied with a gate signal; data lines applied with a data signal; reference voltage lines respectively applied with first and second reference voltage having different polarities; first, second, and third subpixel electrodes included in one pixel area; a first switching element connected to the first gate line, the first data line, and the first subpixel electrode; a second switching element connected to the first gate line, the first data line, and the second subpixel electrode; a third switching element connected to the first or second gate line, the first or second data line, and the third subpixel electrode; a fourth switching element connected to the first gate line, the first reference voltage line, and the first subpixel electrode; and a fifth switching element connected to the first gate line, the second reference voltage line, and the second subpixel electrode.Type: GrantFiled: December 8, 2016Date of Patent: September 26, 2017Assignee: Samsung Display Co., Ltd.Inventors: Youn Hak Jeong, Hong Min Yoon, Ho Jun Lee, Seung-Kyu Lee
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Patent number: 9647011Abstract: Provided is a thin film transistor array panel. The thin film transistor array panel includes: an insulation substrate including a display area with a plurality of pixels and a peripheral area around the display area; a gate line and a data line positioned in the display area of the insulation substrate; a first driving signal transfer line and a second driving signal transfer line positioned in the peripheral area of the insulation substrate; a first insulating layer positioned on the gate line and the data line; and a first photosensitive film positioned on the first driving signal transfer line and the second driving signal transfer line, in which the first photosensitive film is disposed only in the peripheral area.Type: GrantFiled: August 21, 2014Date of Patent: May 9, 2017Assignee: Samsung Display Co., Ltd.Inventors: Jae-Yong Shin, Woo-Sung Sohn, Hong Min Yoon, Hui Gyeong Yun
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Publication number: 20170108729Abstract: A display device may include a first pixel electrode, a second pixel electrode, an organic layer, and a light-blocking member. The organic layer may include a first organic portion and a second organic portion. The first organic portion may overlap the first pixel electrode and may be spaced from the second organic portion. The second organic portion may overlap the second pixel electrode. The light-blocking member may be positioned between the first organic portion and the second organic portion.Type: ApplicationFiled: August 18, 2016Publication date: April 20, 2017Inventors: Hyung Joo JEON, Hong Min YOON, Hyoung Cheol LEE, Pil Gyu KANG, Sang Woo WHANGBO
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Patent number: 9625777Abstract: A liquid crystal display includes a substrate, a gate line, a data line, first and second reference voltage lines disposed on the substrate, first and second subpixel electrodes disposed in one pixel area, and first to third switching elements. The first and second reference voltage lines apply first and second reference voltages. The first and second subpixel electrodes include a plate portion and a plurality of branch portions extending from the plate portion. The first and second reference voltage lines include a first portion overlapping the first subpixel electrode and the second subpixel electrode. The first portion overlaps the plate portion of the first and second subpixel electrodes. A voltage difference between the first subpixel electrode and a common voltage is larger than a voltage difference between the second subpixel electrode and the common voltage.Type: GrantFiled: November 19, 2014Date of Patent: April 18, 2017Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Dong Hee Shin, Youn Hak Jeong, Ho Jun Lee, Yoo Mi Ra, Kee-Bum Park, Hong Min Yoon
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Patent number: 9625780Abstract: A liquid crystal display according to an exemplary embodiment of the present invention includes: a first substrate, a plurality of signal lines positioned on the first substrate, a pixel electrode connected to the signal lines, and a contact hole exposing a portion of the signal line, wherein the pixel electrode includes a cross-shaped stem, a plurality of branch electrodes extending from the cross-shaped stem, and an edge stem connecting the plurality of branch electrodes at an edge of the pixel electrode, and the edge stem of the pixel electrode adjacent to the contact hole being removed.Type: GrantFiled: December 5, 2014Date of Patent: April 18, 2017Assignee: Samsung Display Co., Ltd.Inventors: Kang-Young Lee, Hong Min Yoon, Ho Jun Lee, Youn Hak Jeong, Seung Ki Song, Doo Hwan You, Sung-Jin Lee, Kyung-Suk Jung
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Publication number: 20170090263Abstract: A liquid crystal display is provided. The display includes: gate lines applied with a gate signal; data lines applied with a data signal; reference voltage lines respectively applied with first and second reference voltage having different polarities; first, second, and third subpixel electrodes included in one pixel area; a first switching element connected to the first gate line, the first data line, and the first subpixel electrode; a second switching element connected to the first gate line, the first data line, and the second subpixel electrode; a third switching element connected to the first or second gate line, the first or second data line, and the third subpixel electrode; a fourth switching element connected to the first gate line, the first reference voltage line, and the first subpixel electrode; and a fifth switching element connected to the first gate line, the second reference voltage line, and the second subpixel electrode.Type: ApplicationFiled: December 8, 2016Publication date: March 30, 2017Inventors: Youn Hak JEONG, Hong Min YOON, Ho Jun LEE, Seung-Kyu LEE
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Patent number: 9547211Abstract: A liquid crystal display is provided. The display includes: gate lines applied with a gate signal; data lines applied with a data signal; reference voltage lines respectively applied with first and second reference voltage having different polarities; first, second, and third subpixel electrodes included in one pixel area; a first switching element connected to the first gate line, the first data line, and the first subpixel electrode; a second switching element connected to the first gate line, the first data line, and the second subpixel electrode; a third switching element connected to the first or second gate line, the first or second data line, and the third subpixel electrode; a fourth switching element connected to the first gate line, the first reference voltage line, and the first subpixel electrode; and a fifth switching element connected to the first gate line, the second reference voltage line, and the second subpixel electrode.Type: GrantFiled: April 22, 2014Date of Patent: January 17, 2017Assignee: Samsung Display Co., Ltd.Inventors: Youn Hak Jeong, Hong Min Yoon, Ho Jun Lee, Seung-Kyu Lee
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Publication number: 20160274420Abstract: A liquid crystal display that improve display quality by reducing light leakage is presented. The display includes a first substrate; a plurality of pixels disposed on the first substrate; a plurality of signal lines disposed on the first substrate and disposed at an edge of the plurality of pixels; a second substrate facing the first substrate; and a light blocking member disposed on the second substrate, overlapping the plurality of signal lines, and overlapping the edge of the plurality of pixel areas, wherein a width of the light blocking member overlapping the edge of the plurality of pixels varies depending on the position of the plurality of pixels.Type: ApplicationFiled: March 3, 2016Publication date: September 22, 2016Inventors: Jin-Ho OH, Pil Gyu KANG, Wan NAMGUNG, Hong Min YOON, Seung-Kyu LEE, Ho Jun LEE
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Publication number: 20160246089Abstract: A liquid crystal display includes: first and second thin film transistors and a compensation transistor formed on a first insulation substrate; a first gray subpixel electrode connected to a drain electrode of the first thin film transistor; a second gray subpixel electrode connected to a drain electrode of the compensation transistor and a drain electrode of the second thin film transistor; and first and second reference voltage lines overlapping at least one of the second gray subpixel electrode and the first gray subpixel electrode, wherein a pixel area occupied by the first gray subpixel electrode and the second gray subpixel electrode is extended in a first direction, the first and second reference voltage lines are extended in a second direction, which is substantially perpendicular to the first direction, to overlap the pixel area, and one of the first and second reference voltage lines is connected to a source electrode of the compensation transistor.Type: ApplicationFiled: January 6, 2016Publication date: August 25, 2016Inventors: Youn Hak Jeong, Bo Yeong Kim, Jang Soo Kim, Hong Min Yoon, Seong Young Lee, Ho Jun Lee
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Publication number: 20160202565Abstract: A liquid crystal display according to an exemplary embodiment of the present system and method includes a first insulation substrate, a thin film transistor disposed on the first insulation substrate, a pixel electrode connected to the thin film transistor, a protrusion disposed on the pixel electrode, a second insulation substrate facing the first insulation substrate, a common electrode disposed on the second insulation substrate, and a liquid crystal layer disposed between the pixel electrode and the common electrode, wherein one pixel includes a thin film transistor formation region where the thin film transistor is disposed and a display area where the pixel electrode is disposed, and the protrusion is disposed to overlay at least a portion of edges of the display area.Type: ApplicationFiled: July 31, 2015Publication date: July 14, 2016Inventors: Youn Hak JEONG, Wan NAMGUNG, Hong Min YOON, Ho Jun LEE, Pil Gyu KANG, Seung Kyu LEE, Yun Seok LEE
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Publication number: 20160097958Abstract: Disclosed are a liquid crystal display in which a light leakage phenomenon is prevented, and a method of fabricating the same. The liquid crystal display includes: an array substrate; and an opposite substrate facing to the array substrate; and a liquid crystal layer between the array substrate and the opposite substrate. The array substrate includes a first base substrate in which pixel areas are defined, and the first base substrate includes a gate line, a data line crossing the gate line and voltage application lines having two lines disposed at both sides of the gate line and two lines disposed at both sides of the data line, a switching element connected with the gate line and the data line in the pixel area, and a shielding electrode and a pixel electrode on the data line. The data line and the two lines disposed at both sides of the data line at least partially overlap.Type: ApplicationFiled: October 5, 2015Publication date: April 7, 2016Inventors: Seung Kyu LEE, Youn Hak JEONG, Hong Min YOON, Gung Wan NAM, Ho Jun LEE
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Publication number: 20150168751Abstract: A liquid crystal display according to an exemplary embodiment of the present invention includes: a first substrate, a plurality of signal lines positioned on the first substrate, a pixel electrode connected to the signal lines, and a contact hole exposing a portion of the signal line, wherein the pixel electrode includes a cross-shaped stem, a plurality of branch electrodes extending from the cross-shaped stem, and an edge stem connecting the plurality of branch electrodes at an edge of the pixel electrode, and the edge stem of the pixel electrode adjacent to the contact hole being removed.Type: ApplicationFiled: December 5, 2014Publication date: June 18, 2015Inventors: Kang-Young LEE, Hong Min YOON, Ho Jun LEE, Youn Hak JEONG, Seung Ki SONG, Doo Hwan YOU, Sung-Jin LEE, Kyung-Suk JUNG
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Publication number: 20150168757Abstract: A liquid crystal display is provided. The display includes: gate lines applied with a gate signal; data lines applied with a data signal; reference voltage lines respectively applied with first and second reference voltage having different polarities; first, second, and third subpixel electrodes included in one pixel area; a first switching element connected to the first gate line, the first data line, and the first subpixel electrode; a second switching element connected to the first gate line, the first data line, and the second subpixel electrode; a third switching element connected to the first or second gate line, the first or second data line, and the third subpixel electrode; a fourth switching element connected to the first gate line, the first reference voltage line, and the first subpixel electrode; and a fifth switching element connected to the first gate line, the second reference voltage line, and the second subpixel electrode.Type: ApplicationFiled: April 22, 2014Publication date: June 18, 2015Applicant: Samsung Display Co., Ltd.Inventors: Youn Hak JEONG, Hong Min YOON, Ho Jun LEE, Seung-Kyu LEE
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Publication number: 20150160524Abstract: A liquid crystal display includes a substrate, a gate line, a data line, first and second reference voltage lines disposed on the substrate, first and second subpixel electrodes disposed in one pixel area, and first to third switching elements. The first and second reference voltage lines apply first and second reference voltages. The first and second subpixel electrodes include a plate portion and a plurality of branch portions extending from the plate portion. The first and second reference voltage lines include a first portion overlapping the first subpixel electrode and the second subpixel electrode. The first portion overlaps the plate portion of the first and second subpixel electrodes. A voltage difference between the first subpixel electrode and a common voltage is larger than a voltage difference between the second subpixel electrode and the common voltage.Type: ApplicationFiled: November 19, 2014Publication date: June 11, 2015Inventors: DONG HEE SHIN, Youn Hak Jeong, Ho Jun LEE, Yoo Mi RA, Kee-Bum PARK, Hong Min YOON
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Publication number: 20140363961Abstract: Provided is a thin film transistor array panel. The thin film transistor array panel includes: an insulation substrate including a display area with a plurality of pixels and a peripheral area around the display area; a gate line and a data line positioned in the display area of the insulation substrate; a first driving signal transfer line and a second driving signal transfer line positioned in the peripheral area of the insulation substrate; a first insulating layer positioned on the gate line and the data line; and a first photosensitive film positioned on the first driving signal transfer line and the second driving signal transfer line, in which the first photosensitive film is disposed only in the peripheral area.Type: ApplicationFiled: August 21, 2014Publication date: December 11, 2014Inventors: Jae-Yong SHIN, Woo-Sung Sohn, Hong Min Yoon, Hui Gyeong Yun
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Patent number: 8841679Abstract: Provided is a thin film transistor array panel. The thin film transistor array panel includes: an insulation substrate including a display area with a plurality of pixels and a peripheral area around the display area; a gate line and a data line positioned in the display area of the insulation substrate; a first driving signal transfer line and a second driving signal transfer line positioned in the peripheral area of the insulation substrate; a first insulating layer positioned on the gate line and the data line; and a first photosensitive film positioned on the first driving signal transfer line and the second driving signal transfer line, in which the first photosensitive film is disposed only in the peripheral area.Type: GrantFiled: March 14, 2013Date of Patent: September 23, 2014Assignee: Samsung Display Co., Ltd.Inventors: Jae-Yong Shin, Woo-Sung Sohn, Hong Min Yoon, Hui Gyeong Yun
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Publication number: 20140117360Abstract: Provided is a thin film transistor array panel. The thin film transistor array panel includes: an insulation substrate including a display area with a plurality of pixels and a peripheral area around the display area; a gate line and a data line positioned in the display area of the insulation substrate; a first driving signal transfer line and a second driving signal transfer line positioned in the peripheral area of the insulation substrate; a first insulating layer positioned on the gate line and the data line; and a first photosensitive film positioned on the first driving signal transfer line and the second driving signal transfer line, in which the first photosensitive film is disposed only in the peripheral area.Type: ApplicationFiled: March 14, 2013Publication date: May 1, 2014Applicant: Samsung Display Co., Ltd.Inventors: Jae-Yong SHIN, Woo-Sung Sohn, Hong Min Yoon, Hui Gyeong Yun