Patents by Inventor Seong Soo Hwang
Seong Soo Hwang 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: 8325311Abstract: A liquid crystal display device includes: first and second substrates facing and spaced apart from each other, the first and second substrates having; first to fourth driving lines in the non-display area over the first substrate, the first and second driving lines horizontally separated by a first distance, and the third and fourth driving lines horizontally separated by a second distance greater than the first distance; a seal pattern of an ultraviolet curable material in the non-display area, the seal pattern overlapping the third and fourth driving lines; and a liquid crystal layer inside the seal pattern between the first and second substrates.Type: GrantFiled: December 23, 2008Date of Patent: December 4, 2012Assignee: LG Display Co., Ltd.Inventors: Ka-Kyung Kim, Seong-Soo Hwang, Young-Sik Kim
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Patent number: 8319904Abstract: A liquid crystal display device and its fabricating method are discussed. According to an embodiment, the liquid crystal display at least one signal line disposed in a display area and extending to a non-display area located outside the display area, a common line crossing the signal line in the non-display area, at least one static electricity preventing element connected between the common line and the signal line in the non-display area, and at least one static electricity preventing auxiliary electrode projected towards the signal line from the static electricity preventing element in the non-display area.Type: GrantFiled: August 4, 2010Date of Patent: November 27, 2012Assignee: LG Display Co., Ltd.Inventors: Seong Soo Hwang, Bung Goo Kim, Sang Ky Jeon
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Patent number: 8248553Abstract: A LOG-type liquid crystal display panel and a fabricating method thereof that reduces a line resistance of a LOG-type signal line group within the confined area. In the panel, a picture display part has a plurality of liquid crystal cells, each of which is arranged at each crossing area between gate lines and data lines. Line on glass type signal lines are provided at an outer area of the picture display part by a line on glass system to apply driving signals required for driver integrated circuits for driving the gate lines and the data lines and to connect the driver integrated circuits to each other. The line on glass type signal lines are separately provided at different metal layers having an insulating film therebetween.Type: GrantFiled: November 21, 2002Date of Patent: August 21, 2012Assignee: LG Display Co., Ltd.Inventors: Dae Lim Park, Seong Soo Hwang, Su Hwan Moon
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Patent number: 8023086Abstract: A pad structure of a liquid crystal display (LCD) device and a fabrication method thereof are provided. The pad structure of the LCD device includes: a bottom electrode formed with a predetermined area at one edge side of each of signal lines formed on an array substrate; an insulation layer formed over the bottom electrode; a contact hole for exposing the bottom electrode, the contact hole formed as a predetermined portion of the insulation layer is etched; and a terminal electrode formed over the contact hole, thereby being connected with the bottom electrode, wherein the bottom electrode is formed in a dual structure including an aluminum alloy layer using AlNd and a molybdenum (Mo) layer and a thickness of the Mo layer is greater than at least about one quarter of the thickness of the aluminum alloy layer formed beneath the Mo layer.Type: GrantFiled: June 23, 2005Date of Patent: September 20, 2011Assignee: LG Display Co., Ltd.Inventors: Seong Soo Hwang, Jong A Choi, Jong Sung Yim
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Patent number: 7986381Abstract: An array substrate for a liquid crystal display device includes a substrate, a gate line elongated in one direction, a data line crossing over the gate line, a thin film transistor near a crossing point of the gate and data lines and connected to the gate and data lines, an independent portion under the data line at the crossing point, the portion being separated from the gate line, and a pixel electrode connected to the thin film transistor. The independent portion may be inside the gate line. The parasitic capacitor between the gate line and the data line can be reduced and the amount of light from the backlight device can be reduced.Type: GrantFiled: February 4, 2008Date of Patent: July 26, 2011Assignee: LG Display Co, Ltd.Inventors: Dae-Lim Park, Seong-Soo Hwang, Young-Sik Kim, Soo-Hwan Moon
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Publication number: 20100321599Abstract: A liquid crystal display device and its fabricating method are discussed. According to an embodiment, the liquid crystal display at least one signal line disposed in a display area and extending to a non-display area located outside the display area, a common line crossing the signal line in the non-display area, at least one static electricity preventing element connected between the common line and the signal line in the non-display area, and at least one static electricity preventing auxiliary electrode projected towards the signal line from the static electricity preventing element in the non-display area.Type: ApplicationFiled: August 4, 2010Publication date: December 23, 2010Inventors: Seong Soo HWANG, Bung Goo KIM, Sang Ky JEON
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Patent number: 7796202Abstract: A liquid crystal display device and its fabricating method are discussed. According to an embodiment, the liquid crystal display at least one signal line disposed in a display area and extending to a non-display area located outside the display area, a common line crossing the signal line in the non-display area, at least one static electricity preventing element connected between the common line and the signal line in the non-display area, and at least one static electricity preventing auxiliary electrode projected towards the signal line from the static electricity preventing element in the non-display area.Type: GrantFiled: December 14, 2006Date of Patent: September 14, 2010Assignee: LG Display Co., Ltd.Inventors: Seong Soo Hwang, Bung Goo Kim, Sang Ky Jeon
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Publication number: 20100002180Abstract: A liquid crystal display device includes: first and second substrates facing and spaced apart from each other, the first and second substrates having; first to fourth driving lines in the non-display area over the first substrate, the first and second driving lines horizontally separated by a first distance, and the third and fourth driving lines horizontally separated by a second distance greater than the first distance; a seal pattern of an ultraviolet curable material in the non-display area, the seal pattern overlapping the third and fourth driving lines; and a liquid crystal layer inside the seal pattern between the first and second substrates.Type: ApplicationFiled: December 23, 2008Publication date: January 7, 2010Applicant: LG DISPLAY CO., LTD.Inventors: Ka-Kyung KIM, Seong-Soo HWANG, Young-Sik KIM
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Patent number: 7554630Abstract: An LCD device with improved an aperture ratio and decreased parasitic capacitance has a passivation layer of an inorganic material and which includes a gate line on a first substrate; a gate insulating layer on an entire surface of the first substrate including the gate line; a data line on the gate insulating layer in perpendicular to the gate line, to define a pixel region; a thin film transistor at a crossing portion of the gate and data lines; a passivation layer on the entire surface of the first substrate including the thin film transistor; a pixel electrode on the passivation layer, for being connected with a drain electrode of the thin film transistor; and a light-shielding metal for receiving a voltage, formed between the data line and the pixel electrode, to prevent a parasitic capacitance between the data line and the pixel electrode.Type: GrantFiled: December 30, 2004Date of Patent: June 30, 2009Assignee: LG Display Co., Ltd.Inventors: Keuk Sang Kwon, Dae Lim Park, Seong Soo Hwang, Sung Gu Kang, Jong Hwae Lee, Bung Goo Kim, Jong A Choi
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Publication number: 20080211982Abstract: An array substrate for a liquid crystal display device includes a substrate, a gate line elongated in one direction, a data line crossing over the gate line, a thin film transistor near a crossing point of the gate and data lines and connected to the gate and data lines, an independent portion under the data line at the crossing point, the portion being separated from the gate line, and a pixel electrode connected to the thin film transistor. The independent portion may be inside the gate line. The parasitic capacitor between the gate line and the data line can be reduced. And amount of light from the backlight device can be reduced.Type: ApplicationFiled: February 4, 2008Publication date: September 4, 2008Inventors: Dae-Lim Park, Seong-Soo Hwang, Young-Sik Kim, Soo-Hwan Moon
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Patent number: 7349038Abstract: An array substrate for a liquid crystal display device includes a substrate, a gate line elongated in one direction, a data line crossing over the gate line, a thin film transistor near a crossing point of the gate and data lines and connected to the gate and data lines, an independent portion under the data line at the crossing point, the portion being separated from the gate line, and a pixel electrode connected to the thin film transistor. The independent portion may be inside the gate line. The parasitic capacitor between the gate line and the data line can be reduced. And amount of light from the backlight device can be reduced.Type: GrantFiled: December 17, 2003Date of Patent: March 25, 2008Assignee: LG. Philips LCD Co., Ltd.Inventors: Dae-Lim Park, Seong-Soo Hwang, Young-Sik Kim, Soo-Hwan Moon
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Publication number: 20070273801Abstract: A liquid crystal display device and its fabricating method are discussed. According to an embodiment, the liquid crystal display at least one signal line disposed in a display area and extending to a non-display area located outside the display area, a common line crossing the signal line in the non-display area, at least one static electricity preventing element connected between the common line and the signal line in the non-display area, and at least one static electricity preventing auxiliary electrode projected towards the signal line from the static electricity preventing element in the non-display area.Type: ApplicationFiled: December 14, 2006Publication date: November 29, 2007Inventors: Seong Soo Hwang, Bung Goo Kim, Sang Ky Jeon
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Patent number: 7271787Abstract: A liquid crystal display panel includes a first substrate, an image display part formed on the first substrate and having a plurality of pixels arranged thereon, a plurality of gate and source drivers for supplying signals to the pixels, a controller for supplying control signals to the gate and source drivers, at least one conductive line at a corner portion of the first substrate, the conductive line connecting the controller and the gate drivers, and a plurality of transparent electrode segments overlapping the conductive line with at least one intermediate film interposed therebetween.Type: GrantFiled: September 25, 2003Date of Patent: September 18, 2007Assignee: LG.Philips LCD Co., Ltd.Inventors: Young-Sik Kim, Seong-Soo Hwang, Dae-Lim Park, Su-Hwan Moon
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Patent number: 7098986Abstract: A data pad region of a liquid crystal display panel includes a plurality of data lines vertically arranged at specified intervals, a plurality of data pads respectively connected to the data lines, at least one first side contact with a first area formed in each data pad and at least one second side contact with a second area formed in each data pad, wherein the first area is larger than the second area.Type: GrantFiled: September 26, 2003Date of Patent: August 29, 2006Assignee: LG.Philips LCD Co., Ltd.Inventors: Dae-Lim Park, Seong-Soo Hwang, Su-Hwan Moon, Young-Sik Kim
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Patent number: 7030955Abstract: It is an object of the present invention to provide a LOG-type liquid crystal display panel and a fabricating method that is adaptive for reducing a line resistance of a LOG-type signal line group within the confined area. A LOG-type liquid crystal display panel according to one aspect of the present invention includes a picture display part having a plurality of liquid crystal cells, each of which is arranged at each intersection area between gate lines and data lines; and line on glass type signal lines, being provided at an outer area of the picture display part by a line on glass system, for applying driving signals required for drive integrated circuits for driving the gate lines and the data lines, wherein said any one signal line of the line on glass type signal lines is provided by different metal layers formed between the insulating films and connected with each other in parallel.Type: GrantFiled: November 2, 2004Date of Patent: April 18, 2006Assignee: LG.Philips LCD Co., Ltd.Inventors: Dae Lim Park, Seong Soo Hwang, Su Hwan Moon
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Patent number: 6982779Abstract: A liquid crystal display panel includes a first substrate, a second substrate, and a seal pattern. The first substrate has an image display portion thereon, and the seal pattern is along an outer periphery of the image display portion to attach the first substrate with the second substrate. The first substrate includes at least one conductive line disposed at a corner portion of the first substrate, a multi-layer film disposed on the first substrate and the at least one conductive line, and a transparent electrode formed on the multi-layer film and in the bonding holes. The multi-layer film defines a plurality of bonding holes disposed along a region where the seal pattern is disposed. Herein, the transparent electrode is entirely disposed within a boundary defined by an outer side of the seal pattern.Type: GrantFiled: September 24, 2003Date of Patent: January 3, 2006Assignee: LG.Philips LCD Co., Ltd.Inventors: Dae-Lim Park, Seong-Soo Hwang, Young-Sik Kim, Su-Hwan Moon
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Patent number: 6847413Abstract: A liquid crystal display device and a method for manufacturing the same are provided. The device and method increase contact stability by forming a contact hole exposing the lateral and upper surfaces of a metal layer using a diffraction mask. The device includes a lower metal layer on a substrate; a passivation layer on the substrate including the lower metal layer; a contact hole on the passivation layer so as to expose the lateral and upper surfaces of the lower metal layer; and an upper metal layer in the contact hole and over the passivation layer, and in contact with the exposed lateral and upper surface of the lower metal layer.Type: GrantFiled: December 19, 2002Date of Patent: January 25, 2005Assignee: LG. Philips LCD Co., Ltd.Inventors: Dae Lim Park, Seong Soo Hwang, Young Sik Kim, Su Hwan Moon
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Patent number: 6829029Abstract: It is an object of the present invention to provide a LOG-type liquid crystal display panel and a fabricating method that is adaptive for reducing a line resistance of a LOG-type signal line group within the confined area. A LOG-type liquid crystal display panel according to one aspect of the present invention includes a picture display part having a plurality of liquid crystal cells, each of which is arranged at each intersection area between gate lines and data lines; and line on glass type signal lines, being provided at an outer area of the picture display part by a line on glass system, for applying driving signals required for drive integrated circuits for driving the gate lines and the data lines, wherein said any one signal line of the line on glass type signal lines is provided by different metal layers formed between the insulating films and connected with each other in parallel.Type: GrantFiled: December 11, 2002Date of Patent: December 7, 2004Assignee: LG.Philips LCD Co., Ltd.Inventors: Dae Lim Park, Seong Soo Hwang, Su Hwan Moon
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Publication number: 20040125070Abstract: A liquid crystal display panel includes a first substrate, an image display part formed on the first substrate and having a plurality of pixels arranged thereon, a plurality of gate and source drivers for supplying signals to the pixels, a controller for supplying control signals to the gate and source drivers, at least one conductive line at a corner portion of the first substrate, the conductive line connecting the controller and the gate drivers, and a plurality of transparent electrode segments overlapping the conductive line with at least one intermediate film interposed therebetween.Type: ApplicationFiled: September 25, 2003Publication date: July 1, 2004Applicant: LG.Philips LCD Co. Ltd.Inventors: Young-Sik Kim, Seong-Soo Hwang, Dae-Lim Park, Su-Hwan Moon
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Publication number: 20040125315Abstract: A liquid crystal display panel includes a first substrate, a second substrate, and a seal pattern. The first substrate has an image display portion thereon, and the seal pattern is along an outer periphery of the image display portion to attach the first substrate with the second substrate. The first substrate includes at least one conductive line disposed at a corner portion of the first substrate, a multi-layer film disposed on the first substrate and the at least one conductive line, and a transparent electrode formed on the multi-layer film and in the bonding holes. The multi-layer film defines a plurality of bonding holes disposed along a region where the seal pattern is disposed. Herein, the transparent electrode is entirely disposed within a boundary defined by an outer side of the seal pattern.Type: ApplicationFiled: September 24, 2003Publication date: July 1, 2004Applicant: LG.Philips LCD Co., Ltd.Inventors: Dae-Lim Park, Seong-Soo Hwang, Young-Sik Kim, Su-Hwan Moon