Patents by Inventor Hyun Jin So
Hyun Jin So 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: 20240352193Abstract: The present application provides a polyamic acid aqueous solution composition prepared of a polyimide, wherein the composition enables the polymerization of hydrophobic-based monomers into a polyamic acid in water and is improved in transparency, eco-friendliness, storage stability, and the like when cured.Type: ApplicationFiled: May 27, 2022Publication date: October 24, 2024Inventors: Jong Chan WON, Yun Ho KIM, No Kyun PARK, Yu Jin SO, Jin Soo KIM, Jong Min PARK, Sung Mi YOO, Hyun Jin PARK, Hyun Jeong AHN, Jin Ha HA, Sun Kyu KIM, Hyo Eun LEE, Eun Byeol SEO, Eun Bee CHO, Kyung Eun KIM
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Patent number: 10841569Abstract: The present disclosure relates to a stereoscopic display device which enhances accessibility from a stereoscopic display device to other multimedia device, the stereoscopic display device includes a flat panel that displays an image, the flat panel generating a porch signal on each frame of the image being display and having a predetermined period of blank time after generation of the porch signal, a stereo controller that senses the porch signal to generate a wireless goggle control signal, and a goggle that receives the goggle control signal according to wireless protocol at the time of watching the flat panel, to perceive a stereo 3D image by opening/closing a left eye lens and a right eye lens, selectively.Type: GrantFiled: October 28, 2010Date of Patent: November 17, 2020Assignee: LG Display Co., Ltd.Inventors: Hyun-Jin So, Byung-Moo Choi
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Patent number: 8325122Abstract: A liquid crystal display including a timing controller generating a source output enable signal that controls the drive of an input data, and a data driving circuit modulating the input data to generate a modulation data, sequentially outputting the input data and the modulation data, and adjusting output periods of the input data and the modulation data based on a gray scale level of the input data.Type: GrantFiled: December 11, 2007Date of Patent: December 4, 2012Assignee: LG Display Co., Ltd.Inventor: Hyun Jin So
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Patent number: 8305526Abstract: The invention relates to a method of manufacturing a liquid crystal display, comprising forming a color filter array substrate including at least a red (R) color filter and a green (G) color filter; disposing a thin film transistor array substrate oppositely to the color filter array substrate; sealing a liquid crystal layer between the color filter array substrate and the thin film transistor array substrate; and disposing a backlight unit to a surface of the thin film transistor array substrate, said backlight unit providing white light having an adjusted blue spectrum using at least a light emitting diode (LED) unit.Type: GrantFiled: December 28, 2009Date of Patent: November 6, 2012Assignee: LG Display Co., Ltd.Inventor: Hyun Jin So
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Patent number: 8289264Abstract: A liquid crystal display (LCD) device is provided. The LCD device includes a liquid crystal panel, a backlight unit, first, second and third light emitting diode drivers, a light-intensity detector, and an adaptive light-intensity compensator. The backlight unit includes first, second and third light emitting diode arrays respectively generating red light, green light and blue light to provide white light to the liquid crystal panel. The first, second and third light emitting diode drivers generate operating voltages driving the first, second and third light emitting diode arrays, respectively. The light-intensity detector detects an intensity of white light provided to the liquid crystal panel. The adaptive light-intensity compensator controls the first, second and third light emitting diode drivers to compensate the intensities of the red light, the green light and the blue light, respectively.Type: GrantFiled: December 11, 2007Date of Patent: October 16, 2012Assignee: LG Display Co., Ltd.Inventors: Hyun Jin So, Sang Yoon Park
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Publication number: 20110102557Abstract: The present disclosure relates to a stereoscopic display device which enhances accessibility from a stereoscopic display device to other multimedia device, the stereoscopic display device includes a flat panel that displays an image, the flat panel generating a porch signal on each frame of the image being display and having a predetermined period of blank time after generation of the porch signal, a stereo controller that senses the porch signal to generate a wireless goggle control signal, and a goggle that receives the goggle control signal according to wireless protocol at the time of watching the flat panel, to perceive a stereo 3D image by opening/closing a left eye lens and a right eye lens, selectively.Type: ApplicationFiled: October 28, 2010Publication date: May 5, 2011Inventors: Hyun-Jin SO, Byung-Moo Choi
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Patent number: 7843412Abstract: An apparatus and method for driving an LCD device is disclosed, in which resolution of images can be improved by the difference in gray level between adjacent pixels of video data. The apparatus for driving an LCD device includes an LCD panel having a plurality of gate lines and a plurality of data lines, a data converter analyzing the difference in gray level between adjacent pixels of input video data and outputting modulated video data if the difference of gray level between adjacent pixels is larger than a reference value, a timing controller aligning and outputting the modulated video data, a gate driver supplying scan pulses to the gate lines of the LCD panel, and a data driver supplying the modulated video data to the data lines of the LCD panel.Type: GrantFiled: December 14, 2006Date of Patent: November 30, 2010Assignee: LG Display Co., Ltd.Inventor: Hyun Jin So
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Patent number: 7771072Abstract: A backlight unit and a display device using the same include a light-guiding plate having a plurality of grooves, a plurality of light-emitting lamps in the respective grooves of the light-guiding plate, and a light-diffusion sheet above the light-guiding plate and the lamps.Type: GrantFiled: December 21, 2006Date of Patent: August 10, 2010Assignee: LG Display Co., Ltd.Inventor: Hyun Jin So
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Patent number: 7710385Abstract: An data driver for driving an LCD device includes a modulator that generates modulated data from input data; and a control circuit to selects between converting the modulated data to first analog data of a driving output and converting the input data to second analog data of the driving output, and to supply the driving output to the plurality of data lines. The driving output may provide a gray-to-gray response time of the LCD device substantially the same as one of a black-to-white and a white-to-black response time of the LCD device by reducing actual liquid crystal response time of the LCD device.Type: GrantFiled: December 21, 2006Date of Patent: May 4, 2010Assignee: LG Display Co., Ltd.Inventors: Seok Woo Lee, Hyun Jin So
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Publication number: 20100099324Abstract: The invention relates to a method of manufacturing a liquid crystal display, comprising forming a color filter array substrate including at least a red (R) color filter and a green (G) color filter; disposing a thin film transistor array substrate oppositely to the color filter array substrate; sealing a liquid crystal layer between the color filter array substrate and the thin film transistor array substrate; and disposing a backlight unit to a surface of the thin film transistor array substrate, said backlight unit providing white light having an adjusted blue spectrum using at least a light emitting diode (LED) unit.Type: ApplicationFiled: December 28, 2009Publication date: April 22, 2010Inventor: Hyun Jin SO
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Patent number: 7656476Abstract: A liquid crystal display including a thin film transistor array substrate comprising sub-pixel regions, a color filter array substrate oppositely disposed to the thin film transistor array substrate, the color filter array substrate comprising color filters corresponding to at least a part of the sub-pixel regions, a liquid crystal layer formed between the color filter array substrate and the thin film transistor array substrate and a backlight unit configured to provide white light having an adjusted blue spectrum to a surface of the thin film transistor array substrate using at least a light emitting diode (LED) unit.Type: GrantFiled: September 20, 2006Date of Patent: February 2, 2010Assignee: LG Display Co., Ltd.Inventor: Hyun Jin So
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Patent number: 7564450Abstract: An apparatus for driving a liquid crystal display device disclosed includes a timing controller and a data buffer for storing first and second data control signals from the timing controller, the data buffer having a first buffer and a second buffer, each of the first and second buffers capable of storing an equal number of data control signals, wherein the first buffer stores the first data control signals and the second buffer stores second data control signals. The apparatus for driving a liquid crystal display device also includes a liquid crystal display panel having a first display area and a second display area, each display area having data lines.Type: GrantFiled: June 14, 2005Date of Patent: July 21, 2009Assignee: LG Display Co., Ltd.Inventor: Hyun Jin So
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Publication number: 20080231589Abstract: A liquid crystal display (LCD) device is provided. The LCD device includes a liquid crystal panel, a backlight unit, first, second and third light emitting diode drivers, a light-intensity detector, and an adaptive light-intensity compensator. The backlight unit includes first, second and third light emitting diode arrays respectively generating red light, green light and blue light to provide white light to the liquid crystal panel. The first, second and third light emitting diode drivers generate operating voltages driving the first, second and third light emitting diode arrays, respectively. The light-intensity detector detects an intensity of white light provided to the liquid crystal panel. The adaptive light-intensity compensator controls the first, second and third light emitting diode drivers to compensate the intensities of the red light, the green light and the blue light, respectively.Type: ApplicationFiled: December 11, 2007Publication date: September 25, 2008Applicant: LG. PHILIPS LCD CO.,LTDInventors: Hyun Jin So, Sang Yoon Park
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Publication number: 20080158266Abstract: A liquid crystal display including a timing controller generating a source output enable signal that controls the drive of an input data, and a data driving circuit modulating the input data to generate a modulation data, sequentially outputting the input data and the modulation data, and adjusting output periods of the input data and the modulation data based on a gray scale level of the input data.Type: ApplicationFiled: December 11, 2007Publication date: July 3, 2008Inventor: Hyun Jin So
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Publication number: 20070296680Abstract: An data driver for driving an LCD device includes a modulator that generates modulated data from input data; and a control circuit to selects between converting the modulated data to first analog data of a driving output and converting the input data to second analog data of the driving output, and to supply the driving output to the plurality of data lines. The driving output may provide a gray-to-gray response time of the LCD device substantially the same as one of a black-to-white and a white-to-black response time of the LCD device by reducing actual liquid crystal response time of the LCD device.Type: ApplicationFiled: December 21, 2006Publication date: December 27, 2007Inventors: Seok Woo Lee, Hyun Jin So
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Publication number: 20070268429Abstract: A liquid crystal display including a thin film transistor array substrate comprising sub-pixel regions, a color filter array substrate oppositely disposed to the thin film transistor array substrate, the color filter array substrate comprising color filters corresponding to at least a part of the sub-pixel regions, a liquid crystal layer formed between the color filter array substrate and the thin film transistor array substrate and a backlight unit configured to provide white light having an adjusted blue spectrum to a surface of the thin film transistor array substrate using at least a light emitting diode (LED) unit.Type: ApplicationFiled: September 20, 2006Publication date: November 22, 2007Inventor: Hyun Jin So
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Publication number: 20070263136Abstract: A backlight unit and a display device using the same include a light-guiding plate having a plurality of grooves, a plurality of light-emitting lamps in the respective grooves of the light-guiding plate, and a light-diffusion sheet above the light-guiding plate and the lamps.Type: ApplicationFiled: December 21, 2006Publication date: November 15, 2007Applicant: LG.PHILIPS LCD CO., LTD.Inventor: Hyun Jin So
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Publication number: 20070200811Abstract: An apparatus and method for driving an LCD device is disclosed, in which resolution of images can be improved by the difference in gray level between adjacent pixels of video data. The apparatus for driving an LCD device includes an LCD panel having a plurality of gate lines and a plurality of data lines, a data converter analyzing the difference in gray level between adjacent pixels of input video data and outputting modulated video data if the difference of gray level between adjacent pixels is larger than a reference value, a timing controller aligning and outputting the modulated video data, a gate driver supplying scan pulses to the gate lines of the LCD panel, and a data driver supplying the modulated video data to the data lines of the LCD panel.Type: ApplicationFiled: December 14, 2006Publication date: August 30, 2007Inventor: Hyun Jin So