Patents by Inventor Yun-hee Kwak
Yun-hee Kwak 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: 10534206Abstract: A liquid crystal display, including: a liquid crystal panel; and a visual inspection unit positioned in an outer region of the liquid crystal panel and transferring a test signal to the liquid crystal panel, in which the visual inspection unit includes: a test pad to which a test signal is applied; a first test line connected to the test pad; and a second test line connected to the test pad through a bridge line.Type: GrantFiled: June 2, 2015Date of Patent: January 14, 2020Assignee: Samsung Display Co., Ltd.Inventors: Young Jae Jeon, Yun Hee Kwak, Hyoung-joon Kim, Jae Ho Choi, Kyung Hyun Kim, Jong Woong Chang
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Patent number: 10332473Abstract: A display device includes: a first display panel including: a display area including a first edge, a second edge and a third edge, where the first and second edges are disposed opposite to each other, and the third edge is connected to the first and second edges, a peripheral area around the display area, and a plurality of pixels disposed in the display area; a first common voltage transmitting line extending along the third edge, where the first common voltage transmitting line transmits a first common voltage to the display area through a plurality of input points sequentially disposed along the third edge; and a second common voltage transmitting line extending along the third edge, where the second common voltage transmitting line transmits a second common voltage to the display area through a supplementary input point, which is adjacent to the second edge or the third edge.Type: GrantFiled: November 17, 2016Date of Patent: June 25, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Yun Hee Kwak, Jong Woong Jang
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Patent number: 10325534Abstract: A display device including a display panel including a chip mounting region and a driver mounted on the chip mounting region, the driver configured to provide signals to a display region of the display device to display an image on the display region. The display panel includes a first connection line, a second connection wire line, and a third connection wire line sequentially disposed in the chip mounting region; a first shorting bar, a second shorting bar, and a third shorting bar correspondingly connected to the first connection wire line, the second connection wire line, and the third connection wire line; and a bridge wire line configured to electrically connect at least one of the first, second, and third shorting bars and the second connection wire line. Neighboring connection wire lines of the first, second, and third connection wire lines are disposed in different layers.Type: GrantFiled: December 22, 2015Date of Patent: June 18, 2019Assignee: Samsung Display Co., Ltd.Inventors: Kyung Hee Kim, Yun Hee Kwak, Dong Yeon Son
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Patent number: 10083645Abstract: Provided is a display device including a plurality of pixels; a plurality of data lines connected to the plurality of pixels; a data driver applying data voltages to the plurality of data lines; and a first test pad unit connected to at least one of the plurality of data lines in order to check the data voltages, in which the first test pad unit includes a test pad which is electrically double-separated from the at least one of the data lines.Type: GrantFiled: September 19, 2017Date of Patent: September 25, 2018Assignee: Samsung Display Co., Ltd.Inventors: Sung Chul Hong, Yun Hee Kwak, Mi-Sun Lee
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Publication number: 20180025681Abstract: Provided is a display device including a plurality of pixels; a plurality of data lines connected to the plurality of pixels; a data driver applying data voltages to the plurality of data lines; and a first test pad unit connected to at least one of the plurality of data lines in order to check the data voltages, in which the first test pad unit includes a test pad which is electrically double-separated from the at least one of the data lines.Type: ApplicationFiled: September 19, 2017Publication date: January 25, 2018Inventors: Sung Chul HONG, Yun Hee KWAK, Mi-Sun LEE
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Patent number: 9818328Abstract: Provided is a display device including a plurality of pixels; a plurality of data lines connected to the plurality of pixels; a data driver applying data voltages to the plurality of data lines; and a first test pad unit connected to at least one of the plurality of data lines in order to check the data voltages, in which the first test pad unit includes a test pad which is electrically double-separated from the at least one of the data lines.Type: GrantFiled: July 24, 2015Date of Patent: November 14, 2017Assignee: Samsung Display Co., Ltd.Inventors: Sung Chul Hong, Yun Hee Kwak, Mi-Sun Lee
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Patent number: 9626930Abstract: A display device includes: a first display panel including: a display area including a first edge, a second edge and a third edge, where the first and second edges are disposed opposite to each other, and the third edge is connected to the first and second edges, a peripheral area around the display area, and a plurality of pixels disposed in the display area; a first common voltage transmitting line extending along the third edge, where the first common voltage transmitting line transmits a first common voltage to the display area through a plurality of input points sequentially disposed along the third edge; and a second common voltage transmitting line extending along the third edge, where the second common voltage transmitting line transmits a second common voltage to the display area through a supplementary input point, which is adjacent to the second edge or the third edge.Type: GrantFiled: January 24, 2013Date of Patent: April 18, 2017Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Yun Hee Kwak, Jong Woong Jang
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Publication number: 20170069285Abstract: A display device includes: a first display panel including: a display area including a first edge, a second edge and a third edge, where the first and second edges are disposed opposite to each other, and the third edge is connected to the first and second edges, a peripheral area around the display area, and a plurality of pixels disposed in the display area; a first common voltage transmitting line extending along the third edge, where the first common voltage transmitting line transmits a first common voltage to the display area through a plurality of input points sequentially disposed along the third edge; and a second common voltage transmitting line extending along the third edge, where the second common voltage transmitting line transmits a second common voltage to the display area through a supplementary input point, which is adjacent to the second edge or the third edge.Type: ApplicationFiled: November 17, 2016Publication date: March 9, 2017Inventors: Yun Hee KWAK, Jong Woong JANG
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Publication number: 20160377943Abstract: A liquid crystal display substrate includes a gate line, a data line a switching element and a pixel electrode each provided in plural. The pixel electrodes include first to fourth pixel electrodes. The first pixel electrode is connected to a first gate line and a first data line. The second pixel electrode is connected to the first gate line and a second data line adjacent to the first data line. The third pixel electrode is connected to a second gate line adjacent to the first gate line and the first data line. The fourth pixel electrode is connected to the second gate line and the second data line. The first gate line overlaps the first and second pixel electrodes and the second gate line overlaps the third and fourth pixel electrodes. Sizes of the first to fourth pixel electrodes are different from one another.Type: ApplicationFiled: January 11, 2016Publication date: December 29, 2016Inventors: Yun-Hee Kwak, Yu-Jin Jeon, Sung-Chul Hong
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Patent number: 9519197Abstract: A liquid crystal display substrate includes a gate line, a data line a switching element and a pixel electrode each provided in plural. The pixel electrodes include first to fourth pixel electrodes. The first pixel electrode is connected to a first gate line and a first data line. The second pixel electrode is connected to the first gate line and a second data line adjacent to the first data line. The third pixel electrode is connected to a second gate line adjacent to the first gate line and the first data line. The fourth pixel electrode is connected to the second gate line and the second data line. The first gate line overlaps the first and second pixel electrodes and the second gate line overlaps the third and fourth pixel electrodes. Sizes of the first to fourth pixel electrodes are different from one another.Type: GrantFiled: January 11, 2016Date of Patent: December 13, 2016Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Yun-Hee Kwak, Yu-Jin Jeon, Sung-Chul Hong
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Publication number: 20160300545Abstract: A display device including a display panel including a chip mounting region and a driver mounted on the chip mounting region, the driver configured to provide signals to a display region of the display device to display an image on the display region. The display panel includes a first connection line, a second connection wire line, and a third connection wire line sequentially disposed in the chip mounting region; a first shorting bar, a second shorting bar, and a third shorting bar correspondingly connected to the first connection wire line, the second connection wire line, and the third connection wire line; and a bridge wire line configured to electrically connect at least one of the first, second, and third shorting bars and the second connection wire line. Neighboring connection wire lines of the first, second, and third connection wire lines are disposed in different layers.Type: ApplicationFiled: December 22, 2015Publication date: October 13, 2016Inventors: Kyung Hee KIM, Yun Hee KWAK, Dong Yeon SON
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Patent number: 9466682Abstract: A thin film transistor array panel is capable of increasing an aperture ratio and decreasing parasitic capacitance between a gate electrode and a drain electrode by reducing an area of a thin film transistor. The thin film transistor array panel includes: a substrate; a gate line disposed on the substrate and including a gate electrode; a gate insulating layer on the gate line; a semiconductive island on the gate insulating layer; a circular drain electrode on the semiconductive island; and a source electrode disposed on the semiconductive island and shaped like a circular band bent in a direction from which the drain electrode is disposed. The gate electrode may include a circular portion that is overlapped by the drain electrode and a circular sector portion that is overlapped by the source electrode.Type: GrantFiled: June 16, 2015Date of Patent: October 11, 2016Assignee: Samsung Display Co., Ltd.Inventor: Yun Hee Kwak
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Publication number: 20160195740Abstract: A liquid crystal display, including: a liquid crystal panel; and a visual inspection unit positioned in an outer region of the liquid crystal panel and transferring a test signal to the liquid crystal panel, in which the visual inspection unit includes: a test pad to which a test signal is applied; a first test line connected to the test pad; and a second test line connected to the test pad through a bridge line.Type: ApplicationFiled: June 2, 2015Publication date: July 7, 2016Inventors: Young Jae JEON, Yun Hee KWAK, Hyoung-joon Kim, Jae Ho CHOI, Kyung Hyun Kim, Jong Woong CHANG
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Publication number: 20160163279Abstract: Provided is a display device including a plurality of pixels; a plurality of data lines connected to the plurality of pixels; a data driver applying data voltages to the plurality of data lines; and a first test pad unit connected to at least one of the plurality of data lines in order to check the data voltages, in which the first test pad unit includes a test pad which is electrically double-separated from the lat least one of the data lines.Type: ApplicationFiled: July 24, 2015Publication date: June 9, 2016Inventors: Sung Chul HONG, Yun Hee KWAK, Mi-Sun LEE
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Publication number: 20160099327Abstract: A thin film transistor array panel is capable of increasing an aperture ratio and decreasing parasitic capacitance between a gate electrode and a drain electrode by reducing an area of a thin film transistor. The thin film transistor array panel includes: a substrate; a gate line disposed on the substrate and including a gate electrode; a gate insulating layer on the gate line; a semiconductive island on the gate insulating layer; a circular drain electrode on the semiconductive island; and a source electrode disposed on the semiconductive island and shaped like a circular band bent in a direction from which the drain electrode is disposed. The gate electrode may include a circular portion that is overlapped by the drain electrode and a circular sector portion that is overlapped by the source electrode.Type: ApplicationFiled: June 16, 2015Publication date: April 7, 2016Inventor: Yun Hee KWAK
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Patent number: 9153599Abstract: A thin film transistor array panel includes a gate line and the driver connection line formed with the same layer material, a data line and a driving pad formed with the same layer material, a first field generating electrode and a connecting member formed with the same layer material, and a second field generating electrode and a dummy electrode layer formed with the same layer material.Type: GrantFiled: July 2, 2014Date of Patent: October 6, 2015Assignee: Samsung Display Co., Ltd.Inventors: Bon-Yong Koo, Jeong Min Park, Ho-Kyoon Kwon, Yun Hee Kwak
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Patent number: 9087748Abstract: A thin film transistor substrate includes: first and second driving chips; a plurality of signal lines respectively connected to the first and second driving chips; a plurality of first and second branch repair lines extended across the plurality of signal lines connected to the first driving chip; a plurality of third and fourth branch repair lines extended across the plurality of signal lines connected to the second driving chip; an insulating layer between the plurality of first and second branch repair lines and the plurality of signal lines connected to the first driving chip, and between the plurality of third and fourth branch repair lines and the plurality of signal lines connected to the second driving chip; a first repair line connecting the first and second branch repair lines to each other; and a second repair line connecting the third and fourth branch repair lines to each other.Type: GrantFiled: July 17, 2014Date of Patent: July 21, 2015Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Joo-Yeon Won, Yun Hee Kwak, Sung-Dong Park, Chong Guk Lee, Byung Goo Jung
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Publication number: 20150054165Abstract: A thin film transistor substrate includes: first and second driving chips; a plurality of signal lines respectively connected to the first and second driving chips; a plurality of first and second branch repair lines extended across the plurality of signal lines connected to the first driving chip; a plurality of third and fourth branch repair lines extended across the plurality of signal lines connected to the second driving chip; an insulating layer between the plurality of first and second branch repair lines and the plurality of signal lines connected to the first driving chip, and between the plurality of third and fourth branch repair lines and the plurality of signal lines connected to the second driving chip; a first repair line connecting the first and second branch repair lines to each other; and a second repair line connecting the third and fourth branch repair lines to each other.Type: ApplicationFiled: July 17, 2014Publication date: February 26, 2015Inventors: Joo-Yeon WON, Yun Hee KWAK, Sung-Dong PARK, Chong Guk LEE, Byung Goo JUNG
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Patent number: 8896799Abstract: A liquid crystal display includes a first substrate, a second substrate, a first sealant, a second sealant, and a gate driving circuit portion. The second substrate faces the first substrate. The first substrate and the second substrate have a display area and a peripheral area peripherally about the display area. The second sealant is spaced apart from the first sealant. The second sealant is disposed in the peripheral area. The gate driving circuit portion is disposed on the first substrate and between the first sealant and the second sealant.Type: GrantFiled: September 14, 2012Date of Patent: November 25, 2014Assignee: Samsung Display Co., Ltd.Inventor: Yun Hee Kwak
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Publication number: 20140312353Abstract: A thin film transistor array panel includes a gate line and the driver connection line formed with the same layer material, a data line and a driving pad formed with the same layer material, a first field generating electrode and a connecting member formed with the same layer material, and a second field generating electrode and a dummy electrode layer formed with the same layer material.Type: ApplicationFiled: July 2, 2014Publication date: October 23, 2014Inventors: Bon-Yong KOO, Jeong Min Park, Ho-Kyoon Kwon, Yun Hee Kwak