Patents by Inventor Hae-Goo Jung
Hae-Goo Jung 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: 20150356925Abstract: A display panel module, organic light-emitting diode (OLED) display and method of driving the same are disclosed. In one aspect, the module includes a display panel divided into a first portion and a second portion and a plurality of scan and data lines divided into groups arranged in the first and second potions. The module further includes a first scan driver configured to sequentially apply scan signals to each of the first and second scan line groups. The first scan driver is further configured to substantially simultaneously apply the scan signals to corresponding scan lines of the first and second scan line groups. The module also includes a first data driver configured to output first data voltages to the first data line group and a second data driver configured to output second data voltages to the second data line group with the same timing as the first data driver.Type: ApplicationFiled: December 17, 2014Publication date: December 10, 2015Inventors: Jae-Hoon LEE, Do-Hyung RYU, Jae-Woo SONG, Hae-Goo JUNG
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Patent number: 9190459Abstract: A manufacturing method of an organic light emitting diode (OLED) display includes: supplying a circuit film on the pad area of the display panel and bonding a first end portion of the circuit film to the pad area; vertically standing and inserting the display panel in a bonding device; holding a portion of the circuit film including a second end portion to be horizontal by using a rotating device including a vacuum absorbing portion; supplying a flexible printed circuit (FPC) into a space under the second end portion of the circuit film, and attaching the flexible printed circuit to the second end portion of the circuit film; and operating the rotating device to move the second end portion to a vertical position, and separating the circuit film from the vacuum absorbing portion.Type: GrantFiled: October 11, 2013Date of Patent: November 17, 2015Assignee: Samsung Display Co., Ltd.Inventors: Hae-Goo Jung, Do-Hyung Ryu
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Publication number: 20150310827Abstract: An organic light-emitting display device which divides each frame into a plurality of sub-frames and represents gray levels based on the sum of the lengths of one or more sub-frames during which light is emitted, the organic light-emitting display device comprising a display unit including a plurality of pixels arranged in a matrix, a scan driver configured to provide a scan signal to the display unit during each sub-frame period and a precharge voltage unit configured to provide a precharge voltage to the pixels, wherein the pixels are divided into a first pixel column block including a pixel receiving the scan signal before the other pixels and a second pixel column block next to the first pixel column block in a direction of the application of the scan signal and the precharge voltage is selectively provided to pixels included in the first pixel column block.Type: ApplicationFiled: October 13, 2014Publication date: October 29, 2015Inventors: Jae Woo Song, Jae Hoon Lee, Mi Young Kim, Do Hyung Ryu, Hae Goo Jung
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Publication number: 20150310808Abstract: A display device includes a display panel including a plurality of pixels, a control unit configured to scale image data provided from the outside based on an image load factor and to output the scaled image data, and a data driver configured to supply data signals corresponding to the scaled image data to a plurality of data lines connected to the pixels, wherein the control unit includes a load factor calculating unit configured to calculate a load factor of the image data; and a data scaler configured to scale a gray level of the image data based on a scaling ratio corresponding to a load factor.Type: ApplicationFiled: November 14, 2014Publication date: October 29, 2015Inventors: Jae-Hoon Lee, Baek-Woon Lee, Jung-Taek Kim, Jae-Woo Song, Hae-Goo Jung
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Publication number: 20150287353Abstract: An organic light emitting display device is configured to divide one frame into a plurality of sub-frames and to express gradations based on a sum of light emitting times of the plurality of sub-frames, the organic light emitting display device includes: a driving unit configured to provide at least two on-voltages having different voltage values; and a display unit comprising a plurality of organic light emitting elements configured to be driven by the on-voltages.Type: ApplicationFiled: August 20, 2014Publication date: October 8, 2015Inventors: Jae Woo Song, Jae Hoon Lee, Do Hyung Ryu, Hae Goo Jung
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Publication number: 20150243676Abstract: A display device includes a first substrate including a display area and a non-display area, the display area including a pixel including a first electrode, a light emission layer, and a second electrode; a sealing member facing the first substrate; and a first conducting member in the display area, the first conducting member being coupled to the first electrode, where the sealing member includes: a first conductive layer coupled to the first conducting member; an insulating layer on the first conductive layer; and a second conductive layer on the insulating layer, the second conductive layer being coupled to the second electrode.Type: ApplicationFiled: July 30, 2014Publication date: August 27, 2015Inventors: Hae-Goo Jung, Do-Hyung Ryu, Jae-Woo Song, Jae-Hoon Lee
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Publication number: 20150243213Abstract: Provided is an organic light emitting display device including: a data voltage controller configured to calculate power consumption according to input image data, and to output a voltage control signal corresponding to the calculated power consumption; a data voltage generator configured to regulate and output at least one of first and second voltages corresponding to the voltage control signal; a data driver configured to generate a data signal according to the input image data and at least one of the first voltage or the second voltage, and to output the data signal; and a plurality of pixels configured to selectively emit light corresponding to the data signal.Type: ApplicationFiled: December 17, 2014Publication date: August 27, 2015Inventors: Do-Hyung Ryu, Jae-Hoon Lee, Hae-Goo Jung
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Patent number: 9006723Abstract: An organic light-emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes a substrate, an organic light-emitting portion, a sealing member, and first and second connecting members. The organic light-emitting portion includes a first electrode positioned on the substrate, an organic light-emitting layer formed on the first electrode, and a second electrode formed on the organic light-emitting layer. The sealing member includes a first conductive layer positioned on the organic light-emitting portion and electrically connected to the second electrode, a second conductive layer electrically connected to the first electrode, and an insulating layer interposed between the first and second conductive layers. The first connecting member is connected to the first conductive layer to supply a first power source, and the second connecting member is connected to the second conductive layer to supply a second power source.Type: GrantFiled: October 1, 2013Date of Patent: April 14, 2015Assignee: Samsung Display Co., Ltd.Inventors: Hae-Goo Jung, Do-Hyung Ryu
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Patent number: 8994266Abstract: A display device including a substrate, a display unit on the substrate, a sealing substrate coupled to the display unit, a plurality of power pads on the sealing substrate and electrically coupled to the display unit, and a connector including a housing unit, a power connection unit electrically coupled to the plurality of power pads, and a power contact unit for maintaining contact between the plurality of power pads and the power connection unit.Type: GrantFiled: January 8, 2013Date of Patent: March 31, 2015Assignee: Samsung Display Co., Ltd.Inventors: Hae-Goo Jung, Do-Hyung Ryu
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Publication number: 20150062197Abstract: An image display device includes a plurality of pixels, a pixel detection unit configured to detect first pixels having same R, G, and B gray scale values for a predetermined time among the plurality of pixels, a gray scale value calculation unit configured to calculate average gray scale values of the first pixels and average gray scale values of corresponding R, G and B of second pixels in a predetermined area around the first pixels, a data correction unit configured to correct the R, G and B gray scale values of the first pixels, using the calculated average gray scale values of the first and second pixels, and a data driver configured to correct the image data with the corrected R, G and B gray scale values of the first pixels, and to supply the corrected image data to each pixel of the plurality of pixels.Type: ApplicationFiled: August 28, 2014Publication date: March 5, 2015Inventors: Hae-Goo JUNG, Do-Hyung RYU
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Patent number: 8952599Abstract: A polarization structure for a display device is disclosed. In one embodiment, the polarization structure includes a retardation layer, a polarizing layer and a polarizing pattern. The retardation layer may be configured to produce a phase difference between two polarization components of an incident light. The polarizing layer may have an adsorption axis along a first direction on the retardation layer. The polarizing layer may include a first region and a second region surrounding at least one side of the first region. The polarizing pattern may have an adsorption axis along a second direction perpendicular to the first direction in the second region.Type: GrantFiled: November 1, 2012Date of Patent: February 10, 2015Assignee: Samsung Display Co., Ltd.Inventors: Hae-Goo Jung, Jang-Seok Ma
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Publication number: 20140368529Abstract: A flat panel display device includes: a first display unit, a second display unit, and a third display unit. The first display unit comprises a (1-1)-th surface facing a (1-2)-th surface, and is configured to display an image on the (1-1)-th surface and enable external light to transmit from the (1-2)-th surface to the (1-1)-th surface. The second display unit comprises a (2-1)-th surface facing a (2-2)-th surface, and is configured to display an image on the (2-1)-th surface and enable external light to transmit from the (2-2)-th surface to the (2-1)-th surface. The third display unit comprises a (3-1)-th surface facing a (3-2)-th surface, and is configured to display an image on the (3-1)-th surface. The third display unit is disposed between the first display unit and the second display unit.Type: ApplicationFiled: October 29, 2013Publication date: December 18, 2014Applicant: Samsung Display Co., Ltd.Inventors: Do-Hyung RYU, Hae-Goo JUNG, Tae-Seok JANG
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Publication number: 20140346455Abstract: An organic light-emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes a substrate, an organic light-emitting portion, a sealing member, and first and second connecting members. The organic light-emitting portion includes a first electrode positioned on the substrate, an organic light-emitting layer formed on the first electrode, and a second electrode formed on the organic light-emitting layer. The sealing member includes a first conductive layer positioned on the organic light-emitting portion and electrically connected to the second electrode, a second conductive layer electrically connected to the first electrode, and an insulating layer interposed between the first and second conductive layers. The first connecting member is connected to the first conductive layer to supply a first power source, and the second connecting member is connected to the second conductive layer to supply a second power source.Type: ApplicationFiled: October 1, 2013Publication date: November 27, 2014Applicant: Samsung Display Co., Ltd.Inventors: Hae-Goo Jung, Do-Hyung Ryu
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Patent number: 8896236Abstract: An organic light emitting diode (OLED) display is provided. The OLED display includes: a substrate; an organic light emitting element including a first electrode on the substrate, an organic emission layer on the first electrode, and a second electrode on the organic emission layer; and an encapsulation member encapsulating the organic light emitting element and including a first conductive layer on the organic light emitting element and electrically connected to the second electrode, an insulation layer on the first conductive layer, and a second conductive layer on the insulation layer and configured to electrically connect to the first electrode.Type: GrantFiled: May 22, 2012Date of Patent: November 25, 2014Assignee: Samsung Display Co., Ltd.Inventors: Hae-Goo Jung, Do-Hyung Ryu, Kuen-Dong Ha
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Publication number: 20140198133Abstract: There is provided an organic light emitting display that includes a plurality of pixels are arranged in a plurality of rows and columns Each of the pixels includes a plurality of sub pixels. At least one sub pixel of the plurality of sub pixels of at least one pixel is divided into a plurality of divisional sub pixels. Since the divisional sub pixels alternately emit light, it is possible to reduce deterioration speed of the sub pixels, thereby preventing an afterimage from being generated by deterioration of the sub pixels.Type: ApplicationFiled: June 13, 2013Publication date: July 17, 2014Inventors: Hae-Goo Jung, Do-Hyung Ryu
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Publication number: 20140151654Abstract: A display device includes a display panel and a flexible printed circuit (FPC) connected to the display panel. The FPC includes a first region and a second region, the second region having greater flexibility than the first region.Type: ApplicationFiled: October 16, 2013Publication date: June 5, 2014Applicant: Samsung Display Co., Ltd.Inventors: Do-Hyung Ryu, Hae-Goo Jung
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Publication number: 20140103315Abstract: A manufacturing method of an organic light emitting diode (OLED) display includes: supplying a circuit film on the pad area of the display panel and bonding a first end portion of the circuit film to the pad area; vertically standing and inserting the display panel in a bonding device; holding a portion of the circuit film including a second end portion to be horizontal by using a rotating device including a vacuum absorbing portion; supplying a flexible printed circuit (FPC) into a space under the second end portion of the circuit film, and attaching the flexible printed circuit to the second end portion of the circuit film; and operating the rotating device to move the second end portion to a vertical position, and separating the circuit film from the vacuum absorbing portion.Type: ApplicationFiled: October 11, 2013Publication date: April 17, 2014Inventors: Hae- Goo Jung, Do-Hyung Ryu
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Publication number: 20140054557Abstract: A display device including a substrate, a display unit on the substrate, a sealing substrate coupled to the display unit, a plurality of power pads on the sealing substrate and electrically coupled to the display unit, and a connector including a housing unit, a power connection unit electrically coupled to the plurality of power pads, and a power contact unit for maintaining contact between the plurality of power pads and the power connection unit.Type: ApplicationFiled: January 8, 2013Publication date: February 27, 2014Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Hae-Goo Jung, Do-Hyung Ryu
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Publication number: 20130201639Abstract: A method of manufacturing a display device includes providing a display panel including a first alignment mark on one side of opposite facing sides, obtaining location information of the first alignment mark by imaging the one side of the display panel, providing a flexible printed circuit board that includes a second alignment mark and a subsidiary mark on one side of the flexible printed circuit board, the subsidiary mark being spaced apart from the display panel and being spaced a predetermined distance apart from the second alignment mark, aligning the first alignment mark and the second alignment mark by disposing the subsidiary mark to be spaced the predetermined distance apart from the first alignment mark on the basis of the location information of the first alignment mark, and bonding the display panel and the flexible printed circuit board.Type: ApplicationFiled: December 10, 2012Publication date: August 8, 2013Inventors: Do hyung RYU, Hae goo JUNG
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Publication number: 20130126874Abstract: An organic light emitting diode (OLED) display comprises: a thin film transistor substrate including an organic light emitting element; and a sealing substrate attached to the thin film transistor substrate, thereby sealing the thin film transistor substrate. The sealing substrate has a folding portion enclosing a side surface and a bottom surface of an edge portion of the thin film transistor substrate.Type: ApplicationFiled: September 12, 2012Publication date: May 23, 2013Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Hae-Goo Jung, Jae-Hyuk Lee, Seung-Yo Yang