Patents by Inventor June Ho Park
June Ho Park 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: 8314762Abstract: A LCD device adapted to reduce data lines and prevent the deterioration of picture quality characteristics. The LCD device includes: a substrate defined into a plurality of pixels; a plurality of data lines arranged in a first direction on the substrate to divide the pixels in twos; a plurality of gate lines arranged on the substrate in a second direction crossing the first direction; thin film transistors each disposed on the pixels to be electrically connected to the respective gate lines and data lines; pixel electrodes each disposed on the pixels, to be electrically connected to the respective thin film transistors; and compensation electrodes each overlapped with the pixel electrodes adjacent to the respective gate lines in the center of an insulation film, to reduce parasitic capacitances between the pixel electrodes and the gate lines.Type: GrantFiled: October 16, 2008Date of Patent: November 20, 2012Assignee: LG Display Co., Ltd.Inventor: June Ho Park
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Patent number: 8102356Abstract: An apparatus and method of driving a flat panel display device is disclosed, to prevent the appearance of afterimages on the flat panel display, the apparatus comprising an image displaying unit which includes a plurality of pixel cells in regions defined by a plurality of gate and data lines on a display panel; and an means formed on the display panel to be connected with the respective gate lines, wherein the means carries out an inspection or discharges electric charges from the image displaying unit when a system power is turned-off, wherein the electric charges are discharged from the image displaying unit by detecting the turning-off point of system power so as to remove the afterimage from the image displaying unit.Type: GrantFiled: June 15, 2007Date of Patent: January 24, 2012Assignee: LG Display Co., Ltd.Inventors: Hong Jae Kim, June Ho Park
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Patent number: 7872709Abstract: An LCD device includes lower and upper substrates facing each other, a liquid crystal layer between the lower and upper substrates, a first polarizing plate on the upper substrate, a second polarizing plate below the lower substrate, and a backlight unit below the second polarizing plate. The second polarizing plate has a light-diffusion layer that is proximate to the backlight unit. The light-diffusion layer has projections that project towards and contact the backlight unit. These projections are smooth curves that do not damage the surface of the backlight unit. The total of the Haze formed by the first and second polarizing plates is at least 40%.Type: GrantFiled: December 8, 2008Date of Patent: January 18, 2011Assignee: LG Display Co., Ltd.Inventors: June Ho Park, Sai Chang Yun
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Patent number: 7679084Abstract: A TFT array panel and a method for fabricating the same is disclosed, wherein an adhesion force between an elongated wire and a TFT array panel pad is improved by increasing the contact area of a bonding pad. The TFT array panel pad includes a first conductive layer formed in a pad region on an insulating substrate. The first conductive layer includes a plurality of conductive islands and holes. A second conductive layer is formed over and covers the first conductive layer.Type: GrantFiled: November 10, 2003Date of Patent: March 16, 2010Assignee: LG Display Co., Ltd.Inventors: Kyo Seop Choo, June Ho Park
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Publication number: 20090153777Abstract: An LCD device includes lower and upper substrates facing each other, a liquid crystal layer between the lower and upper substrates, a first polarizing plate on the upper substrate, a second polarizing plate below the lower substrate, and a backlight unit below the second polarizing plate. The second polarizing plate has a light-diffusion layer that is proximate to the backlight unit. The light-diffusion layer has projections that project towards and contact the backlight unit. These projections are smooth curves that do not damage the surface of the backlight unit. The total of the Haze formed by the first and second polarizing plates is at least 40%.Type: ApplicationFiled: December 8, 2008Publication date: June 18, 2009Inventors: June Ho Park, Sai Chang Yun
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Publication number: 20090135125Abstract: A LCD device adapted to reduce data lines and prevent the deterioration of picture quality characteristics. The LCD device includes: a substrate defined into a plurality of pixels; a plurality of data lines arranged in a first direction on the substrate to divide the pixels in twos; a plurality of gate lines arranged on the substrate in a second direction crossing the first direction; thin film transistors each disposed on the pixels to be electrically connected to the respective gate lines and data lines; pixel electrodes each disposed on the pixels, to be electrically connected to the respective thin film transistors; and compensation electrodes each overlapped with the pixel electrodes adjacent to the respective gate lines in the center of an insulation film, to reduce parasitic capacitances between the pixel electrodes and the gate lines.Type: ApplicationFiled: October 16, 2008Publication date: May 28, 2009Inventor: June Ho Park
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Patent number: 7477342Abstract: An LCD device includes lower and upper substrates facing each other, a liquid crystal layer between the lower and upper substrates, a first polarizing plate on the upper substrate, a second polarizing plate below the lower substrate, and a backlight unit below the second polarizing plate. The second polarizing plate has a light-diffusion layer that is proximate to the backlight unit. The light-diffusion layer has projections that project towards and contact the backlight unit. These projections are smooth curves that do not damage the surface of the backlight unit. The total of the Haze formed by the first and second polarizing plates is at least 40%.Type: GrantFiled: October 28, 2003Date of Patent: January 13, 2009Assignee: LG Display Co., Ltd.Inventors: June Ho Park, Sai Chang Yun
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Patent number: 7450200Abstract: An array substrate for a reflective liquid crystal display device, including a gate line and a data line defining a pixel region by crossing each other; a switching element at a crossing portion of the gate line and the data line; a first passivation layer covering the switching element and the data line; and formed of an inorganic insulating material; a reflective electrode on the first passivation layer, and connected to the switching element; and a second passivation layer on the reflective electrode. The second passivation layer being formed of an organic insulating material.Type: GrantFiled: December 7, 2004Date of Patent: November 11, 2008Assignee: LG Display Co., Ltd.Inventors: June-Ho Park, Jae-Sik Choi
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Publication number: 20080049000Abstract: An apparatus and method of driving a flat panel display device is disclosed, to prevent the appearance of afterimages on the flat panel display, the apparatus comprising an image displaying unit which includes a plurality of pixel cells in regions defined by a plurality of gate and data lines on a display panel; and an means formed on the display panel to be connected with the respective gate lines, wherein the means carries out an inspection or discharges electric charges from the image displaying unit when a system power is turned-off, wherein the electric charges are discharged from the image displaying unit by detecting the turning-off point of system power so as to remove the afterimage from the image displaying unit.Type: ApplicationFiled: June 15, 2007Publication date: February 28, 2008Applicant: LG.PHILIPS LCD CO., LTD.Inventors: Hong Jae Kim, June Ho Park
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Patent number: 7259739Abstract: A method and apparatus for driving a liquid crystal display enhances display quality and reduces power consumption. A portion of inputted data may be reproduced and used in the generation of dummy data. A scanning pulse is applied to gate lines of a liquid crystal display panel supporting lines crossing the gate lines. Consecutive ones of thin film transistors within columns of liquid crystal calls may be alternately coupled to adjacent ones of data lines. The inputted data and the dummy data are applied to the data lines in synchrony with the scanning pulse.Type: GrantFiled: December 26, 2002Date of Patent: August 21, 2007Assignee: LG.Philips LCD Co., Ltd.Inventors: Sang Chang Yun, June Ho Park, Jae Woo Lee
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Patent number: 7176990Abstract: A liquid crystal display having a liquid crystal display panel driven according a dot inversion method using a data driver driven according to a column inversion method includes dummy liquid crystal cells formed in first and last ones of successive columns in the liquid crystal display panel.Type: GrantFiled: October 18, 2004Date of Patent: February 13, 2007Assignee: LG.Phillips LCD Co., LtdInventors: Seung Kyu Choi, June Ho Park, Sang Moo Song
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Patent number: 6909099Abstract: An array substrate for use in an X-ray sensing device includes a silicon insulator on a thin film transistor. The silicon insulator is silicon nitride or silicon oxide that has a strong adhesive strength to the active layer of the thin film transistor. Thereafter, an organic material, as a planarizing layer, is formed on the silicon insulator, so that the leakage current, which has a bad influence on the operation of the thin film transistor, can be prevented.Type: GrantFiled: April 2, 2004Date of Patent: June 21, 2005Assignee: LG. Philips LCD Co., Ltd.Inventors: Kyo-Seop Choo, June-Ho Park, Myung Ho You
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Patent number: 6906331Abstract: An array substrate for use in an X-ray sensing device includes a silicon insulator on a thin film transistor. The silicon insulator is silicon nitride or silicon oxide that has a strong adhesive strength to the active layer of the thin film transistor. Thereafter, an organic material, as a planarizing layer, is formed on the silicon insulator, so that the leakage current, which has a bad influence on the operation of the thin film transistor, can be prevented.Type: GrantFiled: April 2, 2004Date of Patent: June 14, 2005Assignee: LG. Philips LCD Co., Ltd.Inventors: Kyo-Seop Choo, June-Ho Park, Myung Ho You
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Patent number: 6885410Abstract: A liquid crystal device (LCD) includes a first substrate; a second substrate coupled to the first substrate; a plurality of scan lines and a plurality of data lines arranged over the first substrate, the scan lines intersecting the data lines to define pixel areas; thin film transistors (TFTs) over the first substrate adjacent intersections of the scan lines and data lines; substantially bilaterally symmetric pixel electrodes in the pixel areas; and a liquid crystal layer interposed between the first and second substrates.Type: GrantFiled: June 29, 2001Date of Patent: April 26, 2005Assignee: LG. Philips LCD Co., Ltd.Inventors: In Jae Chung, June Ho Park
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Publication number: 20050078242Abstract: An array substrate for a reflective liquid crystal display device, including a gate line and a data line defining a pixel region by crossing each other; a switching element at a crossing portion of the gate line and the data line; a first passivation layer covering the switching element and the data line; and formed of an inorganic insulating material; a reflective electrode on the first passivation layer, and connected to the switching element; and a second passivation layer on the reflective electrode. The second passivation layer being formed of an organic insulating material.Type: ApplicationFiled: December 7, 2004Publication date: April 14, 2005Inventors: June-Ho Park, Jae-Sik Choi
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Patent number: 6839120Abstract: A line structure of a line on glass method in a reflective or a transflective liquid crystal display device and a method for manufacturing the same is disclosed, which offers decreased resistance by connecting a plurality of input lines in parallel. The LCD device includes a first line layer formed on a substrate, a first insulating layer formed on the substrate, having a contact hole at the first line layer, a second line layer formed on the first insulating layer, a second insulating layer formed on the substrate, having respective contact holes at the first and second line layers, a third line layer formed on the second insulating layer, a passivation layer formed on the substrate, having respective contact holes at the first, second and third line layers, and a pixel electrode on the passivation layer to electrically connect the first, second and third line layers through each contact hole.Type: GrantFiled: December 28, 2001Date of Patent: January 4, 2005Assignee: LG. Philips LCD Co., Ltd.Inventors: Kyo Seop Choo, Jae Young Chung, June Ho Park
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Patent number: 6836300Abstract: A data wire device for interconnecting a pentile matrix display device includes a first blue sub-pixel data line disposed on a first substrate transmitting a first blue sub-pixel data signal, and a second blue sub-pixel data line disposed on the first substrate transmitting the first blue sub-pixel data signal, wherein the first and second blue data lines are interconnected between two blue sub-pixel regions of a display device and one blue sub-pixel data pad for receiving the first blue sub-pixel data signal from a driving circuit.Type: GrantFiled: June 27, 2002Date of Patent: December 28, 2004Assignee: LG.Philips LCD Co., Ltd.Inventors: Kyo Seop Choo, June Ho Park
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Patent number: 6833883Abstract: An array substrate for a reflective liquid crystal display device, including a gate line and a data line defining a pixel region by crossing each other; a switching element at a crossing portion of the gate line and the data line; a first passivation layer covering the switching element and the data line; and formed of an inorganic insulating material; a reflective electrode on the first passivation layer, and connected to the switching element; and a second passivation layer on the reflective electrode. The second passivation layer being formed of an organic insulating material.Type: GrantFiled: December 28, 2001Date of Patent: December 21, 2004Assignee: LG. Philips LCD Co., Ltd.Inventors: June-Ho Park, Jae-Sik Choi
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Publication number: 20040239834Abstract: An LCD device includes lower and upper substrates facing each other, a liquid crystal layer between the lower and upper substrates, a first polarizing plate on the upper substrate, a second polarizing plate below the lower substrate, and a backlight unit below the second polarizing plate. The second polarizing plate has a light-diffusion layer that is proximate to the backlight unit. The light-diffusion layer has projections that project towards and contact the backlight unit. These projections are smooth curves that do not damage the surface of the backlight unit. The total of the Haze formed by the first and second polarizing plates is at least 40%.Type: ApplicationFiled: October 28, 2003Publication date: December 2, 2004Applicant: LG. PHILIPS LCD CO., LTD.Inventors: June Ho Park, Sai Chang Yun
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Patent number: 6822718Abstract: A liquid crystal display having a liquid crystal display panel driven according a dot inversion method using a data driver driven according to a column inversion method includes dummy liquid crystal cells formed in first and last ones of successive columns in the liquid crystal display panel.Type: GrantFiled: December 12, 2002Date of Patent: November 23, 2004Assignee: LG.Philips LCD Co., Ltd.Inventors: Seung Kyu Choi, June Ho Park, Sang Moo Song