Patents by Inventor Se Yeoul Kwon
Se Yeoul 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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Patent number: 9293485Abstract: Discussed is a flexible display device to reduce a width of a bezel. The flexible display device includes a substrate being formed of a flexible material, a plurality of gate lines and a plurality of data lines crossing each other, a plurality of pads formed in a pad area of a non-display area, a plurality of links formed in a link area of the non-display area a plurality of insulation films formed over the entire surface of the substrate, and a first bending hole formed in a bending area of the non-display area, the first bending hole passing through at least one of the insulation films disposed under the link, wherein the bending area is bent such that the pads are disposed on the lower surface of the substrate.Type: GrantFiled: June 19, 2015Date of Patent: March 22, 2016Assignee: LG DISPLAY CO., LTD.Inventors: Sang-Cheon Youn, Hyoung-Suk Jin, Chang-Heon Kang, Se-Yeoul Kwon
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Publication number: 20150287750Abstract: Discussed is a flexible display device to reduce a width of a bezel. The flexible display device includes a substrate being formed of a flexible material, a plurality of gate lines and a plurality of data lines crossing each other, a plurality of pads formed in a pad area of a non-display area, a plurality of links formed in a link area of the non-display area a plurality of insulation films formed over the entire surface of the substrate, and a first bending hole formed in a bending area of the non-display area, the first bending hole passing through at least one of the insulation films disposed under the link, wherein the bending area is bent such that the pads are disposed on the lower surface of the substrate.Type: ApplicationFiled: June 19, 2015Publication date: October 8, 2015Applicant: LG DISPLAY CO., LTD.Inventors: Sang-Cheon YOUN, Hyoung-Suk JIN, Chang-Heon KANG, Se-Yeoul KWON
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Patent number: 9082667Abstract: Discussed is a flexible display device to reduce a width of a bezel. The flexible display device includes a substrate being formed of a flexible material, a plurality of gate lines and a plurality of data lines crossing each other, a plurality of pads formed in a pad area of a non-display area, a plurality of links formed in a link area of the non-display area, a plurality of insulation films formed over the entire surface of the substrate, and a first bending hole formed in a bending area of the non-display area, the first bending hole passing through at least one of the insulation films disposed under the link, wherein the bending area is bent such that the pads are disposed on the lower surface of the substrate.Type: GrantFiled: December 19, 2013Date of Patent: July 14, 2015Assignee: LG Display Co., Ltd.Inventors: Sang-Cheon Youn, Hyoung-Suk Jin, Chang-Heon Kang, Se-Yeoul Kwon
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Publication number: 20140353670Abstract: Discussed is a flexible display device to reduce a width of a bezel. The flexible display device includes a substrate being formed of a flexible material, a plurality of gate lines and a plurality of data lines crossing each other, a plurality of pads formed in a pad area of a non-display area, a plurality of links formed in a link area of the non-display area, a plurality of insulation films formed over the entire surface of the substrate, and a first bending hole formed in a bending area of the non-display area, the first bending hole passing through at least one of the insulation films disposed under the link, wherein the bending area is bent such that the pads are disposed on the lower surface of the substrate.Type: ApplicationFiled: December 19, 2013Publication date: December 4, 2014Applicant: LG DISPLAY CO., LTD.Inventors: Sang-Cheon YOUN, Hyoung-Suk JIN, Chang-Heon KANG, Se-Yeoul KWON
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Patent number: 7995023Abstract: A flat panel display and method for driving the same. The flat panel display includes a conductive substrate forming an image display unit having at least one thin film transistor and a pad unit including a plurality of terminals, wherein the conductive substrate is laminated with a plurality of insulating layers to form the image display unit and the pad unit; a substrate-exposing part for exposing the conductive substrate is formed by removing at least one area of the insulating layers formed on the pad unit; a system control panel for supplying a reverse bias voltage through the substrate-exposing part, wherein the system control panel is electrically connected with the pad unit; and a metal member for transferring the reverse bias voltage to the conductive substrate, wherein the metal member is formed between the substrate-exposing part and the system control panel.Type: GrantFiled: June 28, 2006Date of Patent: August 9, 2011Assignee: Samsung Mobile Display Co., Ltd.Inventors: Jae Kyeong Jeong, Jae Bon Koo, Hyun Soo Shin, Se Yeoul Kwon, Yeon Gon Mo, Keum Nam Kim
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Patent number: 7903187Abstract: A static electricity preventing assembly for an electronic device, may include a substrate, a buffer layer on the substrate, the buffer layer including a plurality of contact holes exposing respective regions of the substrate, a shorting bar on the buffer layer, pad electrodes on the buffer layer, metal wiring lines on the buffer layer, wherein a first portion of each of the metal wiring lines may be electrically connected to the substrate through the contact holes, a second portion of each of the metal wiring lines may be connected to a respective one of the pad electrodes, and a third portion of each of the metal wiring lines may be connected to the shorting bar, wherein the first portion may be between the second portion and the third portion.Type: GrantFiled: December 8, 2006Date of Patent: March 8, 2011Assignee: Samsung Mobile Display Co., Ltd.Inventors: Hyun Soo Shin, Yeon Gon Mo, Jae Kyeong Jeong, Se Yeoul Kwon
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Patent number: 7868327Abstract: A thin film transistor (TFT) and a method of manufacturing the same, and more particularly, a TFT for reducing leakage current and a method of manufacturing the same are provided. The TFT includes a flexible substrate, a diffusion preventing layer formed on the flexible substrate, a buffer layer formed of at least two insulated materials on the diffusion preventing layer, a semiconductor layer formed on a region of the buffer layer to include a channel layer and a source and drain region, a gate insulating layer formed on the buffer layer including the semiconductor layer, a gate electrode formed on the gate insulating layer in a region corresponding to the channel layer, an interlayer insulating layer formed on the gate insulating layer including the gate electrode, and source and drain electrodes formed in the interlayer insulating layer to include a predetermined contact hole that exposes at least a region of the source and drain region and to be connected to the source and drain region.Type: GrantFiled: August 22, 2006Date of Patent: January 11, 2011Assignee: Samsung Mobile Display Co., Ltd.Inventors: Jae Kyeong Jeong, Hyun Soo Shin, Se Yeoul Kwon, Yeon Gon Mo
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Patent number: 7835001Abstract: A method of aligning a substrate includes forming a first alignment hole in the substrate, preparing a mask with a second alignment hole narrower than the first alignment hole, modifying a surface reflectance around either the first alignment hole or the second alignment hole to form a treatment region, positioning the mask below the substrate, such that the first and second alignment holes overlap, and operating a sensor unit above the first alignment hole to examine alignment of the first and second alignment holes.Type: GrantFiled: May 22, 2007Date of Patent: November 16, 2010Assignee: Samsung Mobile Display Co., Ltd.Inventors: Jin-Ho Kwack, Tae-Kyung Ahn, Min-Kyu Kim, Se-Yeoul Kwon
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Patent number: 7727823Abstract: A flat panel display for preventing a thin film transistor from deteriorating due to voltage, static electricity, and external force, accidentally applied to a substrate, and a method for driving the same. The flat panel display includes a conductive substrate, at least one insulating layer formed on the conductive substrate, at least one thin film transistor formed on the conductive substrate, and a ground formed in a region of the conductive substrate to ground the conductive substrate. Thus, the deterioration of the thin film transistor that would be generated by voltage, static electricity, or external force, accidentally applied to the conductive substrate can be substantially prevented and the performance of the display is enhanced.Type: GrantFiled: June 27, 2006Date of Patent: June 1, 2010Assignee: Samsung Mobile Display Co., Ltd.Inventors: Jae Kyeong Jeong, Jae Bon Koo, Hyun Soo Shin, Se Yeoul Kwon, Yeon Gon Mo, Keum Nam Kim
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Patent number: 7692381Abstract: An organic light emitting display device which can prevent separation of a buffer layer, thereby reducing an electrical short is disclosed. One embodiment of the organic light emitting display device includes a substrate made of a metal, a metal thin film formed on the substrate, a buffer layer formed on the metal thin film, and an organic light emitting diode formed on the buffer layer. Accordingly, a leakage current caused by an electrical short can be effectively prevented by preventing the separation of the buffer layer.Type: GrantFiled: December 14, 2006Date of Patent: April 6, 2010Assignee: Samsung Mobile Display Co., Ltd.Inventors: Se Yeoul Kwon, Hyun Soo Shin, Jae Kyeong Jeong
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Patent number: 7593086Abstract: A flexible flat panel display prevents electronic units, such as a flexible printed circuit board and a driving IC, from being separated from the flexible flat panel display even when the display unit is bent. The flexible flat panel display includes: a flexible display unit including a display area adapted to display an image, a first side and a second side parallel to edges of the display area, and a third side and a fourth side perpendicular to the first and second sides, the third side and the fourth being adapted to being bent; and electronic units arranged solely on at least one of the first and second sides and absent the third and fourth sides.Type: GrantFiled: September 20, 2006Date of Patent: September 22, 2009Assignee: Samsung Mobile Display Co., Ltd.Inventors: Jae-Kyeong Jeong, Jae-Bon Koo, Hyun-Soo Shin, Se-Yeoul Kwon, Yeon-Gon Mo
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Publication number: 20070275497Abstract: A method of aligning a substrate includes forming a first alignment hole in the substrate, preparing a mask with a second alignment hole narrower than the first alignment hole, modifying a surface reflectance around either the first alignment hole or the second alignment hole to form a treatment region, positioning the mask below the substrate, such that the first and second alignment holes overlap, and operating a sensor unit above the first alignment hole to examine alignment of the first and second alignment holes.Type: ApplicationFiled: May 22, 2007Publication date: November 29, 2007Inventors: Jin-Ho Kwack, Tae-Kyung Ahn, Min-Kyu Kim, Se-Yeoul Kwon
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Publication number: 20070188087Abstract: An organic light emitting display device which can prevent separation of a buffer layer, thereby reducing an electrical short is disclosed. One embodiment of the organic light emitting display device includes a substrate made of a metal, a metal thin film formed on the substrate, a buffer layer formed on the metal thin film, and an organic light emitting diode formed on the buffer layer. Accordingly, a leakage current caused by an electrical short can be effectively prevented by preventing the separation of the buffer layer.Type: ApplicationFiled: December 14, 2006Publication date: August 16, 2007Inventors: Se Yeoul Kwon, Hyun Soo Shin, Jae Kyeong Jeong
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Publication number: 20070085961Abstract: A flexible flat panel display prevents electronic units, such as a flexible printed circuit board and a driving IC, from being separated from the flexible flat panel display even when the display unit is bent. The flexible flat panel display includes: a flexible display unit including a display area adapted to display an image, a first side and a second side parallel to edges of the display area, and a third side and a fourth side perpendicular to the first and second sides, the third side and the fourth being adapted to being bent; and electronic units arranged solely on at least one of the first and second sides and absent the third and fourth sides.Type: ApplicationFiled: September 20, 2006Publication date: April 19, 2007Inventors: Jae-Kyeong Jeong, Jae-Bon Koo, Hyun-Soo Shin, Se-Yeoul Kwon, Yeon-Gon Mo
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Patent number: 7205033Abstract: Disclosed is a method for forming a polycrystalline silicon film of a polycrystalline silicon thin film transistor. The method includes a step of crystallizing an amorphous silicon film deposited on a glass substrate by irradiating a laser beam onto the amorphous silicon film using a mask pattern. The glass substrate is horizontally moved by a predetermined distance unit corresponding to a translation distance of the mask pattern when the laser beam is irradiated onto the amorphous silicon film through a mask having the mask pattern, thereby growing grains in a circular shape.Type: GrantFiled: September 3, 2004Date of Patent: April 17, 2007Assignee: Boe Hydis Technology Co., Ltd.Inventors: Eok Su Kim, Ho Nyeon Lee, Myung Kwan Ryu, Jae Chul Park, Kyoung Seok Son, Jun Ho Lee, Se Yeoul Kwon
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Patent number: 7033915Abstract: Disclosed is a method for crystallizing a single crystalline Si film on an amorphous substrate, such as a glass substrate or a plastic substrate. The method includes the steps of selectively irradiating the laser beam onto a pixel section TFT forming region and a peripheral circuit TFT forming region of the amorphous silicon film through primary and secondary laser irradiation processes, thereby forming a poly-silicon film and irradiating the laser beam onto one of grains formed in the poly-silicon film through a third laser irradiation process, thereby forming a single crystalline silicon region having a desired size on a predetermined portion of the amorphous silicon film. The amorphous silicon film is locally crystallized into the single crystalline silicon film so that characteristics of TFTs for the pixel section and the peripheral circuit are improved while ensuring high uniformity.Type: GrantFiled: June 30, 2004Date of Patent: April 25, 2006Assignee: BOE Hydis Technology Co., Ltd.Inventors: Myung Kwan Ryu, Ho Nyeon Lee, Jae Chul Park, Eok Su Kim, Kyoung Seok Son, Jun Ho Lee, Se Yeoul Kwon
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Patent number: 7026201Abstract: A method for forming a polycrystalline silicon thin film transistor. The method includes the steps of: forming a polycrystalline silicon layer including multiple protrusions by crystallizing the amorphous silicon layer according to a crystallization method in which the multiple protrusions are formed due to collision between crystal grains; patterning the polycrystalline silicon layer in an active pattern which includes only two protrusions of the multiple protrusions, which are apart from each other and located at both sides of a gate electrode-forming area; applying a barrier layer on the patterned polycrystalline silicon layer while partially covering the two protrusions; and forming a source electrode and a drain electrode at the protrusions of the polycrystalline silicon layer formed at both sides of the gate electrode-forming area by ion-implanting dopants into a resultant lamination.Type: GrantFiled: March 22, 2005Date of Patent: April 11, 2006Assignee: Boe Hydis Technology Co., LtdInventors: Kyoung Seok Son, Myung Kwan Ryu, Jae Chul Park, Eok Su Kim, Jun Ho Lee, Se Yeoul Kwon, Jang Soon Im
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Patent number: 7008863Abstract: Disclosed is a method for forming a polycrystalline silicon film by crystallizing an amorphous silicon film. A mask has first to third shot regions having the same length. The first to third shot regions have transmission sections and non-transmission sections, which are alternately aligned. The transmission sections of the first shot region are positioned corresponding to the non-transmission sections of the second shot region, the non-transmission sections of the first shot region are positioned corresponding to the transmission sections of the second shot region, and the transmission sections of the third shot region are aligned corresponding to center portions of the transmission sections of the first and second shot regions. Primary to nth laser irradiation processes are performed with respect to the glass substrate, thereby crystallizing the amorphous silicon film into the polycrystalline silicon film.Type: GrantFiled: September 3, 2004Date of Patent: March 7, 2006Assignee: Boe Hydis Technology Co., Ltd.Inventors: Eok Su Kim, Ho Nyeon Lee, Myung Kwan Ryu, Jae Chul Park, Kyoung Seok Son, Jun Ho Lee, Se Yeoul Kwon
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Patent number: RE49052Abstract: Discussed is a flexible display device to reduce a width of a bezel. The flexible display device includes a substrate being formed of a flexible material, a plurality of gate lines and a plurality of data lines crossing each other, a plurality of pads formed in a pad area of a non-display area, a plurality of links formed in a link area of the non-display area a plurality of insulation films formed over the entire surface of the substrate, and a first bending hole formed in a bending area of the non-display area, the first bending hole passing through at least one of the insulation films disposed under the link, wherein the bending area is bent such that the pads are disposed on the lower surface of the substrate.Type: GrantFiled: November 29, 2017Date of Patent: April 26, 2022Assignee: LG DISPLAY CO., LTD.Inventors: Sang-Cheon Youn, Hyoung-Suk Jin, Chang-Heon Kang, Se-Yeoul Kwon
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Patent number: RE49596Abstract: Discussed is a flexible display device to reduce a width of a bezel. The flexible display device includes a substrate being formed of a flexible material, a plurality of gate lines and a plurality of data lines crossing each other, a plurality of pads formed in a pad area of a non-display area, a plurality of links formed in a link area of the non-display area a plurality of insulation films formed over the entire surface of the substrate, and a first bending hole formed in a bending area of the non-display area, the first bending hole passing through at least one of the insulation films disposed under the link, wherein the bending area is bent such that the pads are disposed on the lower surface of the substrate.Type: GrantFiled: August 21, 2020Date of Patent: August 1, 2023Assignee: LG DISPLAY CO., LTD.Inventors: Sang-Cheon Youn, Hyoung-Suk Jin, Chang-Heon Kang, Se-Yeoul Kwon