Patents by Inventor Soon-Il YUN
Soon-Il YUN 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: 9583033Abstract: A display panel for display devices which enables precisely determining whether or not adjacent signal lines are shorted or opened and a method for detecting defects of the signal lines are disclosed. The display panel includes a substrate on which a plurality of signal lines to transmit various signals required by pixels is formed, and one of any two adjacent signal lines is connected to at least one of main signal transmission lines and the other one of the two adjacent signal lines is maintained in a floating state.Type: GrantFiled: May 24, 2012Date of Patent: February 28, 2017Assignee: LG Display Co., Ltd.Inventors: Soon-Il Yun, Du-Hwan Oh
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Patent number: 9391131Abstract: Provided are an organic light emitting display device and a method of manufacturing the same. The organic light emitting display device includes: an emission unit including an organic light emitting diode, a pixel circuit unit including: a circuit configured to drive the emission unit, and a line configured to apply a signal to the circuit, and a light blocking layer covering the pixel circuit unit, and configured to block light input to the pixel circuit unit, and a repair part disposed in the light blocking layer, the repair part being configured for repairing the line when a defect occurs in a pixel that includes the pixel circuit unit.Type: GrantFiled: February 18, 2016Date of Patent: July 12, 2016Assignee: LG Display Co., Ltd.Inventors: Hee Dong Choi, Sung Jin Hong, Soon Il Yun, Il Gi Jeong, Joong Sun Yoon, Kyungsu Lee, Seung-Yong Yang
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Publication number: 20160164050Abstract: Provided are an organic light emitting display device and a method of manufacturing the same. The organic light emitting display device includes: an emission unit including an organic light emitting diode, a pixel circuit unit including: a circuit configured to drive the emission unit, and a line configured to apply a signal to the circuit, and a light blocking layer covering the pixel circuit unit, and configured to block light input to the pixel circuit unit, and a repair part disposed in the light blocking layer, the repair part being configured for repairing the line when a defect occurs in a pixel that includes the pixel circuit unit.Type: ApplicationFiled: February 18, 2016Publication date: June 9, 2016Applicant: LG Display Co., Ltd.Inventors: Hee Dong CHOI, Sung Jin HONG, Soon Il YUN, Il Gi JEONG, Joong Sun YOON, Kyungsu LEE, Seung-Yong YANG
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Patent number: 9362346Abstract: Disclosed is an organic light emitting display device that includes a first substrate; at least one pixel formed on the first substrate; a first power line formed on the first substrate, the first power line supplying a first voltage to the pixel; a second power line formed on the first substrate, the second power line supplying a second voltage to the pixel, the second voltage being different from the first voltage; and a second substrate formed over the first substrate, the second substrate including a first metal layer, a second metal layer, and an insulating layer formed between the first metal layer and the second metal layer, the insulating layer insulating the first metal layer and the second metal layer from each other, wherein the first metal layer is electrically connected with the first power line and the second metal layer is electrically connected to the second power line.Type: GrantFiled: December 3, 2014Date of Patent: June 7, 2016Assignee: LG DISPLAY CO., LTD.Inventors: Soon Il Yun, Chang Ho Oh, Ji Yeon Kang
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Patent number: 9281352Abstract: Provided are an organic light emitting display device and a method of manufacturing the same. The organic light emitting display device includes: an emission unit including an organic light emitting diode, a pixel circuit unit including: a circuit configured to drive the emission unit, and a line configured to apply a signal to the circuit, and a light blocking layer covering the pixel circuit unit, and configured to block light input to the pixel circuit unit, and a repair part disposed in the light blocking layer, the repair part being configured for repairing the line when a defect occurs in a pixel that includes the pixel circuit unit.Type: GrantFiled: November 6, 2014Date of Patent: March 8, 2016Assignee: LG Display Co., Ltd.Inventors: Hee Dong Choi, Sung Jin Hong, Soon Il Yun, Il Gi Jeong, Joong Sun Yoon, Kyungsu Lee, Seung-Yong Yang
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Patent number: 9218764Abstract: A display device according to an embodiment includes a display panel including a display area having pixel areas, and a non-display area surrounding the display area. The display area includes first power lines for providing a first power to the pixel areas. The display device further includes a driver electrically connected to the first power lines of the display panel. The driver includes a driving integrated circuit, signal output pads connected to the driving integrated circuit and configured to output signals, a power supply line disposed outside the signal output pads and configured to supply the first power, and power output pads connected to the power supply line and configured to output the first power from the power supply line to the first power lines, wherein the power output pads are alternatingly disposed with the signal output pads.Type: GrantFiled: June 26, 2013Date of Patent: December 22, 2015Assignee: LG Display Co., Ltd.Inventors: Joong-Sun Yoon, Soon-Il Yun
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Publication number: 20150171155Abstract: Disclosed is an organic light emitting display device that includes a first substrate; at least one pixel formed on the first substrate; a first power line formed on the first substrate, the first power line supplying a first voltage to the pixel; a second power line formed on the first substrate, the second power line supplying a second voltage to the pixel, the second voltage being different from the first voltage; and a second substrate formed over the first substrate, the second substrate including a first metal layer, a second metal layer, and an insulating layer formed between the first metal layer and the second metal layer, the insulating layer insulating the first metal layer and the second metal layer from each other, wherein the first metal layer is electrically connected with the first power line and the second metal layer is electrically connected to the second power line.Type: ApplicationFiled: December 3, 2014Publication date: June 18, 2015Inventors: Soon Il YUN, Chang Ho OH, Ji Yeon KANG
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Publication number: 20150123107Abstract: Provided are an organic light emitting display device and a method of manufacturing the same. The organic light emitting display device includes: an emission unit including an organic light emitting diode, a pixel circuit unit including: a circuit configured to drive the emission unit, and a line configured to apply a signal to the circuit, and a light blocking layer covering the pixel circuit unit, and configured to block light input to the pixel circuit unit, and a repair part disposed in the light blocking layer, the repair part being configured for repairing the line when a defect occurs in a pixel that includes the pixel circuit unit.Type: ApplicationFiled: November 6, 2014Publication date: May 7, 2015Applicant: LG Display Co., Ltd.Inventors: Hee Dong Choi, Sung Jin Hong, Soon Il Yun, Il Gi Jeong, Joong Sun Yoon, Kyungsu Lee, Seung-Yong Yang
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Patent number: 8994380Abstract: A display device, which can prevent defects in a drive power transmission line and damage which is caused to a common electrode by such defects, and a method for detecting line defects of the display device are provided. The display device includes a plurality of drive power transmission lines for transmitting drive power to pixels, at least one defect detection line that crosses at least one drive power transmission line, and a defect detector for outputting a defect detection signal to the at least one defect detection line, collecting a feedback signal generated from the defect detection line according to the defect detection signal, and determining whether or not there is a defect in the at least one drive power transmission line based on comparison between the defect detection signal and the feedback signal.Type: GrantFiled: December 20, 2012Date of Patent: March 31, 2015Assignee: LG Display Co., Ltd.Inventors: Soon-Il Yun, Chang-Ho Oh, Young-Hee Lee
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Publication number: 20140175977Abstract: A display device according to an embodiment includes a display panel including a display area having pixel areas, and a non-display area surrounding the display area. The display area includes first power lines for providing a first power to the pixel areas. The display device further includes a driver electrically connected to the first power lines of the display panel. The driver includes a driving integrated circuit, signal output pads connected to the driving integrated circuit and configured to output signals, a power supply line disposed outside the signal output pads and configured to supply the first power, and power output pads connected to the power supply line and configured to output the first power from the power supply line to the first power lines, wherein the power output pads are alternatingly disposed with the signal output pads.Type: ApplicationFiled: June 26, 2013Publication date: June 26, 2014Inventors: Joong-Sun YOON, Soon-Il YUN
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Publication number: 20140084941Abstract: A display device, which can prevent defects in a drive power transmission line and damage which is caused to a common electrode by such defects, and a method for detecting line defects of the display device are provided. The display device includes a plurality of drive power transmission lines for transmitting drive power to pixels, at least one defect detection line that crosses at least one drive power transmission line, and a defect detector for outputting a defect detection signal to the at least one defect detection line, collecting a feedback signal generated from the defect detection line according to the defect detection signal, and determining whether or not there is a defect in the at least one drive power transmission line based on comparison between the defect detection signal and the feedback signal.Type: ApplicationFiled: December 20, 2012Publication date: March 27, 2014Applicant: LG DISPLAY CO., LTD.Inventors: Soon-Il Yun, Chang-Ho Oh, Young-Hee Lee
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Publication number: 20130134986Abstract: A display panel for display devices which enables precisely determining whether or not adjacent signal lines are shorted or opened and a method for detecting defects of the signal lines are disclosed. The display panel includes a substrate on which a plurality of signal lines to transmit various signals required by pixels is formed, and one of any two adjacent signal lines is connected to at least one of main signal transmission lines and the other one of the two adjacent signal lines is maintained in a floating state.Type: ApplicationFiled: May 24, 2012Publication date: May 30, 2013Applicant: LG DISPLAY CO., LTD.Inventors: Soon-Il YUN, Du-Hwan OH