Patents by Inventor Jin-Gon OH
Jin-Gon OH 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: 11949881Abstract: The present invention discloses an encoding apparatus using a Discrete Cosine Transform (DCT) scanning, which includes a mode selection means for selecting an optimal mode for intra prediction; an intra prediction means for performing intra prediction onto video inputted based on the mode selected in the mode selection means; a DCT and quantization means for performing DCT and quantization onto residual coefficients of a block outputted from the intra prediction means; and an entropy encoding means for performing entropy encoding onto DCT coefficients acquired from the DCT and quantization by using a scanning mode decided based on pixel similarity of the residual coefficients.Type: GrantFiled: April 1, 2021Date of Patent: April 2, 2024Assignees: Electronics and Telecommunications Research Institute, Kwangwoon University Research Institute for Industry Cooperation, Industry-Academia Cooperation Group of Sejong UniversityInventors: Se-Yoon Jeong, Hae-Chul Choi, Jeong-Il Seo, Seung-Kwon Beack, In-Seon Jang, Jae-Gon Kim, Kyung-Ae Moon, Dae-Young Jang, Jin-Woo Hong, Jin-Woong Kim, Yung-Lyul Lee, Dong-Gyu Sim, Seoung-Jun Oh, Chang-Beom Ahn, Dae-Yeon Kim, Dong-Kyun Kim
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Patent number: 10096662Abstract: An organic light emitting display (OLED) device includes a substrate including a light emitting region and a peripheral region. An auxiliary power supply wire is disposed in the peripheral region. A lower electrode is disposed in the light emitting region. A pixel defining layer, disposed on the substrate, exposes a portion of the lower electrode and a portion of the auxiliary power supply wire. A first common layer, disposed on the pixel defining layer and the lower electrode, exposes the auxiliary power supply wire. A light emitting structure is disposed on the first common layer. The light emitting structure exposes the auxiliary power supply wire. A second common layer is disposed on the light emitting structure, the second common layer covering the light emitting structure and exposing the auxiliary power supply wire. An upper electrode is disposed on the second common layer and contacts the auxiliary power supply wire.Type: GrantFiled: January 3, 2018Date of Patent: October 9, 2018Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Deok-Young Choi, Young-Jin Cho, Yong-Jae Kim, Kyoung-Jin Park, Jin-Gon Oh, Wang-Jo Lee
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Publication number: 20180145119Abstract: An organic light emitting display (OLED) device includes a substrate including a light emitting region and a peripheral region. An auxiliary power supply wire is disposed in the peripheral region. A lower electrode is disposed in the light emitting region. A pixel defining layer, disposed on the substrate, exposes a portion of the lower electrode and a portion of the auxiliary power supply wire. A first common layer, disposed on the pixel defining layer and the lower electrode, exposes the auxiliary power supply wire. A light emitting structure is disposed on the first common layer. The light emitting structure exposes the auxiliary power supply wire. A second common layer is disposed on the light emitting structure, the second common layer covering the light emitting structure and exposing the auxiliary power supply wire. An upper electrode is disposed on the second common layer and contacts the auxiliary power supply wire.Type: ApplicationFiled: January 3, 2018Publication date: May 24, 2018Inventors: Deok-Young CHOI, Young-Jin CHO, Yong-Jae KIM, Kyoung-Jin PARK, Jin-Gon OH, Wang-Jo LEE
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Patent number: 9893128Abstract: An organic light emitting display (OLED) device includes a substrate including a light emitting region and a peripheral region. An auxiliary power supply wire is disposed in the peripheral region. A lower electrode is disposed in the light emitting region. A pixel defining layer, disposed on the substrate, exposes a portion of the lower electrode and a portion of the auxiliary power supply wire. A first common layer, disposed on the pixel defining layer and the lower electrode, exposes the auxiliary power supply wire. A light emitting structure is disposed on the first common layer. The light emitting structure exposes the auxiliary power supply wire. A second common layer is disposed on the light emitting structure, the second common layer covering the light emitting structure and exposing the auxiliary power supply wire. An upper electrode is disposed on the second common layer and contacts the auxiliary power supply wire.Type: GrantFiled: December 27, 2016Date of Patent: February 13, 2018Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Deok-Young Choi, Young-Jin Cho, Yong-Jae Kim, Kyoung-Jin Park, Jin-Gon Oh, Wang-Jo Lee
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Publication number: 20170278910Abstract: An organic light emitting display (OLED) device includes a substrate including a light emitting region and a peripheral region. An auxiliary power supply wire is disposed in the peripheral region. A lower electrode is disposed in the light emitting region. A pixel defining layer, disposed on the substrate, exposes a portion of the lower electrode and a portion of the auxiliary power supply wire. A first common layer, disposed on the pixel defining layer and the lower electrode, exposes the auxiliary power supply wire. A light emitting structure is disposed on the first common layer. The light emitting structure exposes the auxiliary power supply wire. A second common layer is disposed on the light emitting structure, the second common layer covering the light emitting structure and exposing the auxiliary power supply wire. An upper electrode is disposed on the second common layer and contacts the auxiliary power supply wire.Type: ApplicationFiled: December 27, 2016Publication date: September 28, 2017Inventors: Deok-Young CHOI, Young-Jin CHO, Yong-Jae KIM, Kyoung-Jin PARK, Jin-Gon OH, Wang-Jo LEE
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Patent number: 9378675Abstract: There is provided a pixel, including an organic light emitting diode (OLED), a first transistor whose gate electrode is coupled to a first node, whose first electrode is coupled to a first power supply via a third node, and whose second electrode is coupled to an anode electrode of the OLED, a second transistor coupled between a data line and a second node and turned on when a scan signal is supplied to a scan line, a first capacitor coupled between the second node and a first voltage source, a third transistor coupled between the second node and the first node and turned on when a second control signal is supplied, and a fourth transistor coupled between the first node and the first power supply and turned on when a first control signal is supplied.Type: GrantFiled: October 23, 2013Date of Patent: June 28, 2016Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Yong-Jae Kim, Hae-Yeon Lee, Bo-Yong Chung, Jin-Gon Oh
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Patent number: 9336714Abstract: A pixel includes an organic light emitting diode (OLED), a first transistor having a gate electrode coupled to a first node, a first electrode coupled to a first power supply, and a second electrode coupled to the OLED, a first capacitor for storing a data signal, and a second capacitor coupled between the first node and the second electrode of the first transistor to charge a voltage corresponding to the data signal and a threshold voltage of the first transistor, wherein, in a period where a voltage stored in the first capacitor is supplied to the first node, the second capacitor is electrically blocked from the first node.Type: GrantFiled: February 13, 2013Date of Patent: May 10, 2016Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Yong-Jae Kim, Hae-Yeon Lee, Bo-Yong Chung, Jin-Gon Oh
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Patent number: 9148930Abstract: An organic light emitting display capable of improving display quality. The organic light emitting display includes a data driver for supplying bias power supply to data lines in a first period of one frame, for supplying reference power supply in a second period, and for supplying data signals in a fourth period, a scan driver for sequentially supplying scan signals to scan lines in the fourth period, pixels positioned at intersections of the scan lines and the data lines, and a first control line, a second control line, a third control line, and a fourth control line commonly coupled to the pixels. Each of the pixels includes a first capacitor for previously charging voltages corresponding to the data signals and a second capacitor charged by a voltage of the first capacitor in a third period between the second period and the fourth period.Type: GrantFiled: April 24, 2013Date of Patent: September 29, 2015Assignee: Samsung Display Co., Ltd.Inventors: Bo-Yong Chung, Hae-Yeon Lee, Tak-Young Lee, Jin-Gon Oh, Yong-Jae Kim
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Patent number: 8987773Abstract: An organic light emitting diode display includes: a pixel region; and a peripheral region surrounding the pixel region, the peripheral region including: a gate common voltage line; an interlayer insulating film that covers the gate common voltage line and has a common voltage contact hole exposing part of the gate common voltage line; a data common voltage line that is formed on the interlayer insulating film and comes in contact with the gate common voltage line via the common voltage contact hole; barrier ribs that cover the data common voltage line and have common voltage openings exposing part of the data common voltage line; and a peripheral common electrode that is formed on the barrier ribs and comes in contact with the data common voltage line via the common voltage openings, wherein the barrier ribs are formed at positions corresponding to the boundaries with the common voltage contact hole.Type: GrantFiled: September 14, 2013Date of Patent: March 24, 2015Assignee: Samsung Display Co., Ltd.Inventors: Hae-Yeon Lee, Jin-Gon Oh, Jung-Bae Kim, Jong-Hyun Choi, Keum-Nam Kim
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Publication number: 20140353608Abstract: There is provided a pixel, including an organic light emitting diode (OLED), a first transistor whose gate electrode is coupled to a first node, whose first electrode is coupled to a first power supply via a third node, and whose second electrode is coupled to an anode electrode of the OLED, a second transistor coupled between a data line and a second node and turned on when a scan signal is supplied to a scan line, a first capacitor coupled between the second node and a first voltage source, a third transistor coupled between the second node and the first node and turned on when a second control signal is supplied, and a fourth transistor coupled between the first node and the first power supply and turned on when a first control signal is supplied.Type: ApplicationFiled: October 23, 2013Publication date: December 4, 2014Applicant: Samsung Display Co., Ltd.Inventors: YONG-JAE KIM, HAE-YEON LEE, BO-YONG CHUNG, JIN-GON OH
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Patent number: 8785936Abstract: An organic electroluminescent display device including a plurality of scan lines and a plurality of data lines crossing the scan lines, a plurality of pixels at regions defined by the scan lines and the data lines, and one or more thin-film transistors (TFTs) for selectively applying voltages to each of the pixels, wherein the data lines are successively located at a side of the pixels, and a first TFT of the TFTs is located at least partially between an area corresponding to an nth data line of the data lines and an area corresponding to an (n?1)th data line of the data lines, the nth data line and the (n?1)th data line being successively positioned.Type: GrantFiled: September 23, 2011Date of Patent: July 22, 2014Assignee: Samsung Display Co., Ltd.Inventors: Na-Young Kim, Ki-Nyeng Kang, Wang-Jo Lee, In-Ho Choi, Jin-Gon Oh
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Publication number: 20140168179Abstract: An organic light emitting display capable of improving display quality. The organic light emitting display includes a data driver for supplying bias power supply to data lines in a first period of one frame, for supplying reference power supply in a second period, and for supplying data signals in a fourth period, a scan driver for sequentially supplying scan signals to scan lines in the fourth period, pixels positioned at intersections of the scan lines and the data lines, and a first control line, a second control line, a third control line, and a fourth control line commonly coupled to the pixels. Each of the pixels includes a first capacitor for previously charging voltages corresponding to the data signals and a second capacitor charged by a voltage of the first capacitor in a third period between the second period and the fourth period.Type: ApplicationFiled: April 24, 2013Publication date: June 19, 2014Inventors: Bo-Yong Chung, Hae-Yeon Lee, Tak-Young Lee, Jin-Gon Oh, Yong-Jae Kim
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Publication number: 20140139408Abstract: A pixel includes an organic light emitting diode (OLED), a first transistor having a gate electrode coupled to a first node, a first electrode coupled to a first power supply, and a second electrode coupled to the OLED, a first capacitor for storing a data signal, and a second capacitor coupled between the first node and the second electrode of the first transistor to charge a voltage corresponding to the data signal and a threshold voltage of the first transistor, wherein, in a period where a voltage stored in the first capacitor is supplied to the first node, the second capacitor is electrically blocked from the first node.Type: ApplicationFiled: February 13, 2013Publication date: May 22, 2014Inventors: Yong-Jae KIM, Hae-Yeon LEE, Bo-Yong CHUNG, Jin-Gon OH
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Patent number: 8704237Abstract: An organic light-emitting display device includes a thin film transistor including an active layer, a gate electrode, source/drain electrodes, a first insulating layer between the active layer and the gate electrode, and a second insulating layer over the gate electrode; a pixel electrode on the first insulating layer and the second insulating layer and connected to the source or drain electrode; a first wire on the first insulating layer, of the same material as the gate electrode; a second wire on the second insulating layer to at least partially overlap the first wire and including a lower wiring layer of the same material as the pixel electrode and an upper wiring layer on the lower wiring layer, of the same material as the source/drain electrodes; and third insulating layers between the second insulating layer and the pixel electrode and between the second insulating layer and the second wire.Type: GrantFiled: January 19, 2012Date of Patent: April 22, 2014Assignee: Samsung Display Co., Ltd.Inventors: Hae-yeon Lee, Jin-Gon Oh, Jae-Beom Choi, June-Woo Lee
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Publication number: 20140097420Abstract: An organic light emitting diode display includes: a pixel region; and a peripheral region surrounding the pixel region, the peripheral region including: a gate common voltage line; an interlayer insulating film that covers the gate common voltage line and has a common voltage contact hole exposing part of the gate common voltage line; a data common voltage line that is formed on the interlayer insulating film and comes in contact with the gate common voltage line via the common voltage contact hole; barrier ribs that cover the data common voltage line and have common voltage openings exposing part of the data common voltage line; and a peripheral common electrode that is formed on the barrier ribs and comes in contact with the data common voltage line via the common voltage openings, wherein the barrier ribs are formed at positions corresponding to the boundaries with the common voltage contact hole.Type: ApplicationFiled: September 14, 2013Publication date: April 10, 2014Inventors: Hae-Yeon LEE, Jin-Gon OH, Jung-Bae KIM, Jong-Hyun CHOI, Keum-Nam KIM
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Publication number: 20130181967Abstract: An organic light emitting display device includes a pixel unit, a scan driver, a data driver and a voltage generation unit. The pixel unit includes a plurality of pixels coupled to a plurality of scan lines and a plurality of data lines, where each of the pixels includes an organic light emitting diode. The voltage generation unit is coupled to the pixel unit through one power line which provides the common supply voltage to the pixels. Each of the plurality of pixels includes a voltage drop unit, each voltage drop unit generates a respective drive voltage by dropping a voltage of the common supply voltage, and turns on the organic light emitting diode to emit light with a luminance corresponding to a voltage of the drive voltage based on a logic level of the data signal. The organic light emitting display device increases an aperture ratio.Type: ApplicationFiled: March 26, 2012Publication date: July 18, 2013Applicant: Samsung Mobile Display Co., Ltd.Inventors: Hae-Yeon Lee, Wang-Jo Lee, Yong-Jae Kim, Jin-Gon Oh
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Publication number: 20130037818Abstract: An organic light-emitting display device includes a thin film transistor including an active layer, a gate electrode, source/drain electrodes, a first insulating layer between the active layer and the gate electrode, and a second insulating layer over the gate electrode; a pixel electrode on the first insulating layer and the second insulating layer and connected to the source or drain electrode; a first wire on the first insulating layer, of the same material as the gate electrode; a second wire on the second insulating layer to at least partially overlap the first wire and including a lower wiring layer of the same material as the pixel electrode and an upper wiring layer on the lower wiring layer, of the same material as the source/drain electrodes; and third insulating layers between the second insulating layer and the pixel electrode and between the second insulating layer and the second wire.Type: ApplicationFiled: January 19, 2012Publication date: February 14, 2013Inventors: Hae-yeon LEE, Jin-gon Oh, Jae-Beom Choi, June-Woo Lee
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Publication number: 20120211752Abstract: An organic electroluminescent display device including a plurality of scan lines and a plurality of data lines crossing the scan lines, a plurality of pixels at regions defined by the scan lines and the data lines, and one or more thin-film transistors (TFTs) for selectively applying voltages to each of the pixels, wherein the data lines are successively located at a side of the pixels, and a first TFT of the TFTs is located at least partially between an area corresponding to an nth data line of the data lines and an area corresponding to an (n?1)th data line of the data lines, the nth data line and the (n?1)th data line being successively positioned.Type: ApplicationFiled: September 23, 2011Publication date: August 23, 2012Inventors: Na-Young Kim, Ki-Nyeng Kang, Wang-Jo Lee, In-Ho Choi, Jin-Gon Oh
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Publication number: 20090322657Abstract: A flat panel display according to an exemplary embodiment of the present invention includes a transistor disposed on a substrate, a planarizing layer having a trench, which includes a bottom surface and a side surface, disposed on the transistor, a reflective film disposed in the trench, a pixel electrode disposed on the reflective film and connected to the transistor, a partition wall having an opening to expose a portion of the pixel electrode, an organic light emitting member disposed on the reflective film, and a common electrode disposed on the organic light emitting member.Type: ApplicationFiled: October 2, 2008Publication date: December 31, 2009Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyung-Don NA, Seok-Je SEONG, In-Do CHUNG, Seong-Hyun JIN, Jin-Gon OH