Patents by Inventor Yoon-Gyu Lee
Yoon-Gyu Lee 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: 11962020Abstract: A battery cell includes an electrode assembly, a pair of electrode leads electrically connected to the electrode assembly, a battery case configured to accommodate the pair of electrode leads such that the pair of electrode leads protrude at least partially in a front and rear direction of the battery cell, the battery case having an accommodation space formed to accommodate the electrode assembly, and a taping unit configured to integrally cover both side surfaces and upper and lower surfaces of the battery case.Type: GrantFiled: January 20, 2020Date of Patent: April 16, 2024Assignee: LG ENERGY SOLUTION, LTD.Inventors: Eun-Gyu Shin, Jae-Min Yoo, Yoon-Koo Lee, Dal-Mo Kang, Jeong-O Mun
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Publication number: 20240079721Abstract: A battery module includes at least two cell assemblies, a module housing having an upper cover formed by a top portion and a first side portion extending downward from a first side edge of the top portion, a first gas passage formed between the first side portion of the upper cover and a first side of the at least two cell assemblies for circulation of gas generated from the at least two cell assemblies, and a flame retardant plate in the first gas passage and extending between the at least two cell assemblies and the module housing, wherein the first side portion of the upper cover is coupled to the flame retardant plate.Type: ApplicationFiled: November 9, 2023Publication date: March 7, 2024Applicant: LG ENERGY SOLUTION, LTD.Inventors: Eun-Gyu SHIN, Jeong-O MUN, Jae-Min YOO, Yoon-Koo LEE, Yong-Seok CHOI, Jee-Soon CHOI
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Patent number: 11913098Abstract: A self-healing alloy contains 5 to 11% by weight of molybdenum (Mo), iron (Fe) as a remainder, and unavoidable impurities. A method for manufacturing the self-healing alloy includes heat treating the alloy or preparing an alloy raw material powder and sintering, homogenizing, and cooling the alloy raw material powder.Type: GrantFiled: March 22, 2021Date of Patent: February 27, 2024Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, Kookmin University Industry Academy Cooperation FoundationInventors: Kyung Sik Choi, Hoo Dam Lee, Tae Gyu Lee, Byung Ho Min, Young Jun Kwon, Keun Won Lee, Yoon Jung Won, Ki Sub Cho
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Patent number: 11756471Abstract: A display device includes a processor and a display panel for receiving observation grayscale values from the processor. The display panel includes a data driver for applying data voltages to data lines, a target pixel coupled to at least one of the data lines, and observation pixels each coupled to at least one of the data lines, and located adjacent to the target pixel. The display panel applies a first data voltage to the target pixel, when the observation grayscale values for the observation pixels exceed a reference value. The display panel applies a second data voltage to the target pixel, when at least one of the observation grayscale values does not exceed the reference value. The first data voltage and the second data voltage are different from each other.Type: GrantFiled: March 21, 2022Date of Patent: September 12, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Si Beak Pyo, Seung Kyu Lee, Hyun Jung Son, Yoon Gyu Lee
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Publication number: 20220215786Abstract: A display device includes a processor and a display panel for receiving observation grayscale values from the processor. The display panel includes a data driver for applying data voltages to data lines, a target pixel coupled to at least one of the data lines, and observation pixels each coupled to at least one of the data lines, and located adjacent to the target pixel. The display panel applies a first data voltage to the target pixel, when the observation grayscale values for the observation pixels exceed a reference value. The display panel applies a second data voltage to the target pixel, when at least one of the observation grayscale values does not exceed the reference value. The first data voltage and the second data voltage are different from each other.Type: ApplicationFiled: March 21, 2022Publication date: July 7, 2022Inventors: Si Beak PYO, Seung Kyu Lee, Hyun Jung Son, Yoon Gyu Lee
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Patent number: 11282432Abstract: A display device includes a processor and a display panel for receiving observation grayscale values from the processor. The display panel includes a data driver for applying data voltages to data lines, a target pixel coupled to at least one of the data lines, and observation pixels each coupled to at least one of the data lines, and located adjacent to the target pixel. The display panel applies a first data voltage to the target pixel, when the observation grayscale values for the observation pixels exceed a reference value. The display panel applies a second data voltage to the target pixel, when at least one of the observation grayscale values does not exceed the reference value. The first data voltage and the second data voltage are different from each other.Type: GrantFiled: January 2, 2020Date of Patent: March 22, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Si Beak Pyo, Seung Kyu Lee, Hyun Jung Son, Yoon Gyu Lee
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Patent number: 11282426Abstract: A display device, including: pixels coupled to scan lines and data lines; a data driver configured to supply respective data signals to the data lines, including an amplifier disposed at an output terminal of the data driver, the amplifier including a first power terminal and a second power terminal; a switch unit configured to perform a power switching operation of alternately connecting the first power terminal and the second power terminal of the amplifier to a first driving power source and a second driving power source; and a driving controller configured to control the data driver and the switch unit, wherein the driving controller is configured to output a switch control signal to control the switch unit and interrupt the power switching operation during a blank period between source output periods, during which the data driver is configured to output the data signals of each frame.Type: GrantFiled: May 7, 2020Date of Patent: March 22, 2022Assignee: Samsung Display Co., Ltd.Inventors: Jae Cheon Park, Seung Kyu Lee, Yoon Gyu Lee, Chae Han Hyun
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Patent number: 11189233Abstract: A display device includes a display driver configured to drive pixels in correspondence with input image data, timing signals, and a brightness selection signal. The display driver includes a storage unit configured to store gamma data and a duty value for each of a plurality of sample brightness levels including a K-th sample brightness level, and a brightness controller, the display driver being configured to control the brightness of the display area according to the gamma data or the duty value or gamma data obtained by non-linearly interpolating gamma data of a (K?1)-th sample brightness level and the K-th sample brightness level, with respect to a tuning point brightness level. A light emission time of the pixels corresponding to the (K?1)-th sample brightness level is less than or equal to 10% shorter than the light emission time of the pixels corresponding to the K-th sample brightness level.Type: GrantFiled: April 17, 2020Date of Patent: November 30, 2021Assignee: Samsung Display Co., Ltd.Inventors: Min Seong Son, Hyun Jung Son, Jae Cheon Park, Seung Kyu Lee, Yoon Gyu Lee, Sun Joon Hwang
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Patent number: 11150765Abstract: A display device is provided including a much sensor including a touch controller and a display panel overlapped by the touch sensor and configured to display an image. A display panel driver is, electrically connected to the display panel and configured to supply a driving signal to the display panel. The display panel driver is electrically connected to the touch controller and is configured to transmit a noise sensing signal to the touch controller.Type: GrantFiled: February 26, 2020Date of Patent: October 19, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Yoon Gyu Lee, Jae Cheon Park, Seung Kyu Lee, Sun Joon Hwang
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Publication number: 20200357320Abstract: A display device, including: pixels coupled to scan lines and data lines; a data driver configured to supply respective data signals to the data lines, including an amplifier disposed at an output terminal of the data driver, the amplifier including a first power terminal and a second power terminal; a switch unit configured to perform a power switching operation of alternately connecting the first power terminal and the second power terminal of the amplifier to a first driving power source and a second driving power source; and a driving controller configured to control the data driver and the switch unit, wherein the driving controller is configured to output a switch control signal to control the switch unit and interrupt the power switching operation during a blank period between source output periods, during which the data driver is configured to output the data signals of each frame.Type: ApplicationFiled: May 7, 2020Publication date: November 12, 2020Inventors: Jae Cheon PARK, Seung Kyu LEE, Yoon GYU LEE, Chae Han HYUN
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Publication number: 20200335042Abstract: A display device a display driver configured to drive pixels in correspondence with input image data, timing signals, and a brightness selection signal. The display driver includes a storage unit configured to store gamma data and a duty value for each of a plurality of sample brightness levels including a K-th sample brightness level, and a brightness controller the display driver being configured to control the brightness of the display area according to the gamma data or the duty value or gamma data obtained by non-linearly interpolating gamma data of a (K?1)-th sample brightness level and the K-th sample brightness level, with respect to a tuning point brightness level. A light emission time of the pixels corresponding to the (K?1)-th sample brightness level is less than or equal to 10% shorter than the light emission time of the pixels corresponding to the K-th sample brightness level.Type: ApplicationFiled: April 17, 2020Publication date: October 22, 2020Inventors: Min Seong SON, Hyun Jung SON, Jae Cheon PARK, Seung Kyu LEE, Yoon Gyu LEE, Sun Joon HWANG
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Publication number: 20200301539Abstract: A display device is provided including a much sensor including a touch controller and a display panel overlapped by the touch sensor and configured to display an image. A display panel driver is, electrically connected to the display panel and configured to supply a driving signal to the display panel. The display panel driver is electrically connected to the touch controller and is configured to transmit a noise sensing signal to the touch controller.Type: ApplicationFiled: February 26, 2020Publication date: September 24, 2020Inventors: Yoon Gyu Lee, Jae Cheon Park, Seung Kyu Lee, Sun Joon Hwang
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Publication number: 20200279518Abstract: A display device includes a processor and a display panel for receiving observation grayscale values from the processor. The display panel includes a data driver for applying data voltages to data lines, a target pixel coupled to at least one of the data lines, and observation pixels each coupled to at least one of the data lines, and located adjacent to the target pixel. The display panel applies a first data voltage to the target pixel, when the observation grayscale values for the observation pixels exceed a reference value. The display panel applies a second data voltage to the target pixel, when at least one of the observation grayscale values does not exceed the reference value. The first data voltage and the second data voltage are different from each other.Type: ApplicationFiled: January 2, 2020Publication date: September 3, 2020Inventors: SI BEAK PYO, Seung Kyu Lee, Hyun Jung Son, Yoon Gyu Lee
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Patent number: 9632379Abstract: A display device includes: a first substrate; a plurality of pixel electrodes disposed on the first substrate; a common electrode including a plurality of common electrode plates disposed on the first substrate, where the common electrode plates cover the pixel electrodes and are arranged substantially in a matrix form; and a plurality of common electrode line groups which applies a common voltage to the common electrode plates, in which laterally adjacent common electrode plates of the common electrode plates are connected to different common electrode line groups.Type: GrantFiled: July 24, 2014Date of Patent: April 25, 2017Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: In Cheol Kim, Seung Ho Nam, Yoon Gyu Lee, IL Ho Lee, Hyun-Ju Lee
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Publication number: 20170097714Abstract: A touch screen panel includes a polarizer, a touch electrode disposed on the polarizer, and a pressure sensitive layer disposed on the touch electrode, the pressure sensitive layer including a dielectric elastomer material and being configured to sense a change in capacitance based on a change of thickness of the pressure sensitive layer.Type: ApplicationFiled: March 22, 2016Publication date: April 6, 2017Inventors: Hyun-Ju LEE, Jin-Woo PARK, Yoon-Gyu LEE
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Patent number: 9552113Abstract: A touch sensing display device includes: a display panel; a capacitive touch panel disposed on a front surface of the display panel; a digitizer disposed on a surface of the display panel; a sensor driving unit which sequentially applies scanning signals to the capacitive touch panel and the digitizer, where each of the scanning signal is applied simultaneously to the capacitive touch panel and the digitizer; and a sensing unit which senses sensing signals of the capacitive touch panel and the digitizer, in which the sensing unit receives the sensing signal of the capacitive touch panel and the sensing signal of the digitizer at different times.Type: GrantFiled: July 23, 2014Date of Patent: January 24, 2017Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: In Cheol Kim, Seung Ho Nam, Yoon Gyu Lee, Won-Ki Hong, Seong Mo Hwang
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Patent number: 9035297Abstract: A thin-film transistor includes a metal electrode and a zinc oxide-based barrier film that blocks a material from diffusing out of the metal electrode. The zinc oxide-based barrier film is made of zinc oxide doped with indium oxide, the content of the indium oxide ranging, by weight, 1 to 50 percent of the zinc oxide-based barrier film. A zinc oxide-based sputtering target for deposition of a barrier film of a thin-film transistor is made of zinc oxide doped with indium oxide, the content of the indium oxide ranging, by weight, 1 to 50 percent of the zinc oxide-based sputtering target.Type: GrantFiled: June 28, 2013Date of Patent: May 19, 2015Assignees: SAMSUNG CORNING PRECISION MATERIALS CO., LTD., SAMSUNG DISPLAY CO., LTD., SAMSUNG CORNING ADVANCED GLASS, LLCInventors: Jaewoo Park, Yoon Gyu Lee, Do-Hyun Kim, Dongjo Kim, Juok Park, Insung Sohn, Sangwon Yoon, Gunhyo Lee, Yongjin Lee, Woo-Seok Jeon
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Publication number: 20150062453Abstract: A display device includes: a first substrate; a plurality of pixel electrodes disposed on the first substrate; a common electrode including a plurality of common electrode plates disposed on the first substrate, where the common electrode plates cover the pixel electrodes and are arranged substantially in a matrix form; and a plurality of common electrode line groups which applies a common voltage to the common electrode plates, in which laterally adjacent common electrode plates of the common electrode plates are connected to different common electrode line groups.Type: ApplicationFiled: July 24, 2014Publication date: March 5, 2015Inventors: In Cheol KIM, Seung Ho NAM, Yoon Gyu LEE, IL Ho LEE, Hyun-Ju LEE
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Publication number: 20150049049Abstract: A touch sensing display device includes: a display panel; a capacitive touch panel disposed on a front surface of the display panel; a digitizer disposed on a surface of the display panel; a sensor driving unit which sequentially applies scanning signals to the capacitive touch panel and the digitizer, where each of the scanning signal is applied simultaneously to the capacitive touch panel and the digitizer; and a sensing unit which senses sensing signals of the capacitive touch panel and the digitizer, in which the sensing unit receives the sensing signal of the capacitive touch panel and the sensing signal of the digitizer at different times.Type: ApplicationFiled: July 23, 2014Publication date: February 19, 2015Inventors: In Cheol KIM, Seung Ho NAM, Yoon Gyu LEE, Won-Ki HONG, Seong Mo HWANG
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Publication number: 20150042601Abstract: A touch screen panel includes a lower substrate, a plurality of sensing wires disposed on the lower substrate in a first direction, an insulating layer disposed on the plurality of sensing wires, and a plurality of sensing pads disposed on the insulating layer, where a plurality of contact holes is defined in the insulating layer, and the plurality of sensing pads is connected to the plurality of sensing wires through the plurality of contact holes, respectively.Type: ApplicationFiled: December 30, 2013Publication date: February 12, 2015Applicant: Samsung Display Co., Ltd.Inventors: Il Ho LEE, In Cheol KIM, Seung Ho NAM, Yoon Gyu LEE, Hyun-Ju LEE