Patents by Inventor Hyeok-Tae Kwon
Hyeok-Tae Kwon 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: 20240098894Abstract: A display device includes a substrate including a display area including pixels and a non-display area around the display area and including a pad area, and a circuit board attached to the pad area. Pad electrodes arranged along a first direction and a first alignment mark located at a side of the pad electrodes in the first direction and protruding more than the pad electrodes are disposed on the substrate in the pad area. The circuit board includes a base portion, and lead electrodes disposed on the base portion and respectively facing the pad electrodes. A first alignment mark hole is defined through the base portion at a side of the lead electrodes in the first direction, the first alignment mark and the first alignment mark hole have a same shape as each other, and the first alignment mark is accommodated in the first alignment mark hole.Type: ApplicationFiled: May 10, 2023Publication date: March 21, 2024Inventors: Hyung Jin KIM, Hyang Won MOON, Hyeok Tae KWON, Si Hyung AN, Geun Yeong CHANG
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Patent number: 11779021Abstract: Disclosed are a novel strain Serratia plymuthica GYUN-8 and use thereof and, specifically, a Serratia plymuthica GYUN-8 strain, a control agent for controlling a plant disease and a plant growth promoter each containing the strain or a culture thereof as an active ingredient, and a method for controlling a plant disease and a method for promoting plant growth each including soaking or drenching a plant or a plant seed in the strain or a culture thereof, wherein the control agent for controlling a plant disease and the plant growth promoter each containing the novel strain Serratia plymuthica GYUN-8 have an excellent antagonistic action on plant pathogens and a superior activity to promote seed germination and plant growth, and furthermore, the control agent for controlling a plant disease and the plant growth promoter of the present disclosure, which are microbial preparations using microbes, can solve environmental pollution problems due to the use of conventional chemical pesticides and human toxicity problType: GrantFiled: October 20, 2021Date of Patent: October 10, 2023Assignee: Andong National University Industry-Academic Cooperation FoundationInventors: Yong Ho Jeon, Hyeok Tae Kwon, Youn Mi Lee
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Publication number: 20220117234Abstract: Disclosed are a novel strain Serratia plymuthica GYUN-8 and use thereof and, specifically, a Serratia plymuthica GYUN-8 strain, a control agent for controlling a plant disease and a plant growth promoter each containing the strain or a culture thereof as an active ingredient, and a method for controlling a plant disease and a method for promoting plant growth each including soaking or drenching a plant or a plant seed in the strain or a culture thereof, wherein the control agent for controlling a plant disease and the plant growth promoter each containing the novel strain Serratia plymuthica GYUN-8 have an excellent antagonistic action on plant pathogens and a superior activity to promote seed germination and plant growth, and furthermore, the control agent for controlling a plant disease and the plant growth promoter of the present disclosure, which are microbial preparations using microbes, can solve environmental pollution problems due to the use of conventional chemical pesticides and human toxicity problType: ApplicationFiled: October 20, 2021Publication date: April 21, 2022Inventors: Yong Ho Jeon, Hyeok Tae Kwon, Youn Mi Lee
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Patent number: 10353138Abstract: A display device may include a display panel having a curved shape, a first printed circuit board and a second printed circuit board, at least one first carrier tape configured to connect the first printed circuit board to the display panel, at least one second carrier tape configured to connect the second printed circuit board to the display panel, and a connection unit configured to connect the first and second printed circuit boards to each other. A part of a layer of the connection unit may be a portion of a layer included in at least one of the first and second printed circuit boards.Type: GrantFiled: June 4, 2015Date of Patent: July 16, 2019Assignee: Samsung Display Co., Ltd.Inventors: Sung Dong Park, Hyeok Tae Kwon, Sang Hwan Lee, Ki Seok Cha
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Patent number: 10304406Abstract: A display apparatus includes a display panel including a switching element connected to a data line and a gate line, a pixel electrode connected to the switching element, a common electrode facing the pixel electrode and a liquid crystal layer disposed between the pixel electrode and the common electrode. The display apparatus further includes a data driving circuit configured to convert image data to a data voltage. The display apparatus further includes a driving voltage generator configured to generate a common voltage, in response to a voltage control signal from a timing controller, to the common electrode and the data driving circuit, which is configured to output the common voltage to the pixel electrode during an initial setting period when power is turned on to the display apparatus.Type: GrantFiled: December 15, 2016Date of Patent: May 28, 2019Assignee: SAMSUNG DISPLAY CO., Ltd.Inventors: Jeong-Oh Jin, Hyeok-Tae Kwon, Dongkeon Kim, Seonhye Kim, Se-Won Min, Hyunjung Son, Utah Choi
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Publication number: 20170178587Abstract: A display apparatus includes a display panel including a switching element connected to a data line and a gate line, a pixel electrode connected to the switching element, a common electrode facing the pixel electrode and a liquid crystal layer disposed between the pixel electrode and the common electrode. The liquid crystal layer is driven by a difference in voltages between a voltage applied to the pixel electrode and a voltage applied to the common electrode. The display apparatus further includes a data driving circuit configured to convert image data to a data voltage, a driving voltage generator configured to generate a common voltage applied to the common electrode and an analog source voltage applied to the data driving circuit, and a data switching circuit configured to output the common voltage to the data line during an initial setting period when power is turned on to the display apparatus.Type: ApplicationFiled: December 15, 2016Publication date: June 22, 2017Inventors: JEONG-OH JIN, HYEOK-TAE KWON, DONGKEON KIM, SEONHYE KIM, SE-WON MIN, HYUNJUNG SON, UTAH CHOI
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Publication number: 20160217754Abstract: A display device includes gate lines extending in a first direction, data lines extending in a second direction intersection the first direction, first type pixel rows, and second type pixel rows. Each of the first type pixel rows includes a plurality of adjacent first type pixels extending in the first direction. Each of the second type pixel rows includes a plurality of adjacent second type pixels extending in the second direction. Each first type pixel is connected to a j-th data line, and each second type pixel is connected to an (i+1)-th data line, wherein i and j are natural numbers, and each of the first and second type pixels is disposed between two consecutive data lines. The display device of the present disclosure may drive the first type pixel rows during a first sub-frame period, and drive the second type pixel rows during a second sub-frame period.Type: ApplicationFiled: December 15, 2015Publication date: July 28, 2016Inventors: YU-HAN BAE, Hyeok-Tae Kwon
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Patent number: 9354468Abstract: A liquid crystal display according to an exemplary embodiment of the present invention includes a first display panel and a second display panel which are opposite to each other, a driving unit connection line which is formed in the first display panel, a driving circuit portion which is connected to the driving unit connection line, a backlight unit which is disposed so as to be adjacent to the first display panel, a polarizer which is disposed on a surface of the second display panel and overlaps the driving unit connection line and the driving circuit portion, and a reinforcement unit that overlaps the driving unit connection line, and the polarizer may be disposed on the reinforcement unit.Type: GrantFiled: October 23, 2014Date of Patent: May 31, 2016Assignee: Samsung Display Co., Ltd.Inventors: Sang Hwan Lee, Young Dae Song, Jae-Hwan Jeon, Yong Woo Kim, Sung-Dong Park, Hyeok-Tae Kwon, Joo-Yeon Won, Chong Guk Lee, Byung Goo Jung
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Publication number: 20160057872Abstract: A display device may include a display panel having a curved shape, a first printed circuit board and a second printed circuit board, at least one first carrier tape configured to connect the first printed circuit board to the display panel, at least one second carrier tape configured to connect the second printed circuit board to the display panel, and a connection unit configured to connect the first and second printed circuit boards to each other. A part of a layer of the connection unit may be a portion of a layer included in at least one of the first and second printed circuit boards.Type: ApplicationFiled: June 4, 2015Publication date: February 25, 2016Inventors: Sung Dong Park, Hyeok Tae Kwon, Sang Hwan Lee, Ki Seok Cha
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Publication number: 20150124180Abstract: A liquid crystal display according to an exemplary embodiment of the present invention includes a first display panel and a second display panel which are opposite to each other, a driving unit connection line which is formed in the first display panel, a driving circuit portion which is connected to the driving unit connection line, a backlight unit which is disposed so as to be adjacent to the first display panel, a polarizer which is disposed on a surface of the second display panel and overlaps the driving unit connection line and the driving circuit portion, and a reinforcement unit that overlaps the driving unit connection line, and the polarizer may be disposed on the reinforcement unit.Type: ApplicationFiled: October 23, 2014Publication date: May 7, 2015Inventors: Sang Hwan LEE, Young Dae SONG, Jae-Hwan JEON, Yong Woo KIM, Sung-Dong PARK, Hyeok-Tae KWON, Joo-Yeon WON, Chong Guk LEE, Byung Goo JUNG
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Patent number: 8711069Abstract: A circuit board includes a capacitor and a circuit substrate. The capacitor is mounted on the first insulation layer, and a first conductive layer is disposed between the first and second insulation layers. A plurality of first holes is disposed extended through the first conductive layer, and has a mesh pattern to decrease the spread of vibration generated by the capacitor. A third insulation layer is disposed in the first holes, and the third and first insulation layers may include the same material.Type: GrantFiled: November 20, 2009Date of Patent: April 29, 2014Assignee: Samsung Display Co., Ltd.Inventors: Ki-Yong Park, Young-Soo Choi, Hyeok-Tae Kwon
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Publication number: 20120256885Abstract: A display device has a noise reduction function. The display device includes a display panel, a data driver connected to the display panel, a gate driver connected to the display panel, and a signal controller. The signal controller controls the data driver and the gate driver, and includes an inversion determinator that is configured to select an inversion driving method based on an image pattern of input image data.Type: ApplicationFiled: August 11, 2011Publication date: October 11, 2012Inventors: Hyeok-Tae KWON, Hyun-Seop Song
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Publication number: 20110063261Abstract: A display device includes; a display panel including; a data line, a gate line insulated from the data line and a pixel respectively connected to the data line and the gate line, a first printed circuit board (“PCB”) which drives the display panel and is disposed adjacent to the display panel, the first PCB having a first driving circuit disposed thereon, a second PCB disposed adjacent to the first PCB and the display panel, the second PCB having a second driving circuit and a control circuit disposed thereon, wherein the second driving circuit drives the display panel and the control circuit controls the first driving circuit and the second driving circuit.Type: ApplicationFiled: May 11, 2010Publication date: March 17, 2011Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sung-Jae PARK, Ik-Sun SONG, Ki-Hong SONG, Jin-Kyu PARK, Kyung-Ju JEON, Hyeok-Tae KWON, Jun-Su KIM
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Publication number: 20100207855Abstract: A circuit board includes a capacitor and a circuit substrate. The capacitor is mounted on the first insulation layer, and a first conductive layer is disposed between the first and second insulation layers. A plurality of first holes is disposed extended through the first conductive layer, and has a mesh pattern to decrease the spread of vibration generated by the capacitor. A third insulation layer is disposed in the first holes, and the third and first insulation layers may include the same material.Type: ApplicationFiled: November 20, 2009Publication date: August 19, 2010Applicant: SAMSUNG ELECTRONICS CO., LTDInventors: Ki-Yong PARK, Young-Soo CHOI, Hyeok-Tae KWON
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Publication number: 20080309597Abstract: The present invention is related to a driving apparatus for a liquid crystal display, and a liquid crystal display including the same. A gate-on voltage generator includes first and second resistors connected between a predetermined reference voltage and a ground voltage, a voltage follower connected to a contact between the first resistor and the second resistor, a charge pump circuit connected to an output terminal of the voltage follower, and a gate-on voltage output terminal connected to the charge pump circuit. The voltage follower is disposed in front of the charge pump circuit such that an influence due to load changes is blocked to thereby prevent an excessive increase of the gate-on voltage during a blank time. Furthermore, two resistors having the same resistance are used to divide the reference voltage such that stress on the resistors may be minimized.Type: ApplicationFiled: February 29, 2008Publication date: December 18, 2008Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyun-Woo Nam, Hwan-Jun SUNG, Myoung-Ha Jeon, Hyeok-Tae Kwon, Hyo-Hyun Park