Patents by Inventor Byung-Sun Kim
Byung-Sun Kim 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: 10903301Abstract: A display device includes: a substrate; pixels, the pixels each including at least one transistor and a light emitting device connected to the transistor; data lines and scan lines connected to the pixels; and a power line supplying power to the light emitting device. The transistor includes an active pattern on the substrate, source and drain electrodes each connected to the active pattern, a gate electrode on the active pattern, an interlayer insulating layer covering the gate electrode, the interlayer insulating layer including a first interlayer insulating layer, a second interlayer insulating layer, and a third interlayer insulating layer, which are sequentially stacked, and a protective layer provided on the interlayer insulating layer. The third interlayer insulating layer includes a concave part in a region in which the light emitting device and the second conductive layer overlap with each other, and the second conductive layer is in the concave part.Type: GrantFiled: January 6, 2020Date of Patent: January 26, 2021Assignee: Samsung Display Co., Ltd.Inventors: Yang Wan Kim, Hyung Jun Park, Jae Yong Lee, Byung Sun Kim, Su Jin Lee
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Patent number: 10886354Abstract: A display device includes a substrate having a pixel area and a peripheral area, a plurality of pixels disposed on the substrate in the pixel area, a plurality of data lines that supply a plurality of data signals to the pixels, a plurality of scan lines that supply a plurality of scan signals to the pixels, a plurality of power supply lines that supply a first voltage to the pixels, and first through third insulating layers. The first insulating layer is disposed on the substrate, the second insulating layer is disposed on the first insulating layer, and the third insulating layer is disposed on the second insulating layer. The scan lines are disposed below the third insulating layer on the substrate in the pixel area, and are disposed on the third insulating layer in the peripheral area.Type: GrantFiled: March 8, 2017Date of Patent: January 5, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Byung Sun Kim, Sun Ja Kwon, Yang Wan Kim, Hyun Ae Park, Su Jin Lee, Jae Yong Lee
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Publication number: 20200403058Abstract: A display device includes a substrate having a display area and a non-display area, a plurality of pixels in the display area, scan lines for supplying a scan signal to the pixels, the scan lines extending in a first direction, data lines for supplying a data signal to the pixels, the data lines extending in a second direction crossing the first direction, and a first dummy part in the non-display area, adjacent to an outermost pixel, connected to an outermost data line of the display area, forming a parasitic capacitor with the outermost pixel, and including a first dummy data line and a first dummy power pattern extending in parallel to the data lines.Type: ApplicationFiled: September 4, 2020Publication date: December 24, 2020Inventors: Yang Wan KIM, Ji Hyun KA, Tae Hoon KWON, Byung Sun KIM, Hyung Jun PARK, Su Jin LEE, Jae Yong LEE, Jin Tae JEONG, Seung Ji CHA
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Publication number: 20200394969Abstract: A display device includes first pixels in a first pixel area, and second pixels in a second pixel area. The first pixels are electrically connected to first signal lines, second signal lines, and data lines. The second pixels are electrically connected to third signal lines, fourth signal lines, and the data lines. The fourth signal lines include a first conductive line crossing at least one of the third signal lines, and a second conductive line that does not cross any of the third signal lines. The first conductive line is not in contact with the third signal lines.Type: ApplicationFiled: August 28, 2020Publication date: December 17, 2020Applicant: Samsung Display Co., Ltd.Inventors: Yang Wan KIM, Sun Ja KWON, Byung Sun KIM, Hyun Ae PARK, Su Jin LEE, Jae Yong LEE
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Patent number: 10861409Abstract: A display device includes a first display region including a plurality of first pixels connected to first scan lines and first data lines, a second display region at one side of the first display region, the second display region including a plurality of second pixels connected to second scan lines and second data lines, a first scan driver configured to supply a scan signal to the first scan lines, a second scan driver between the second display region and the first scan driver, the second scan driver being configured to supply a scan signal to the second scan lines, and a data driver configured to supply a data signal to the first data lines and the second data lines, wherein some of the first scan lines and the second scan lines are at different layers.Type: GrantFiled: February 8, 2018Date of Patent: December 8, 2020Assignee: Samsung Display Co., Ltd.Inventors: Dong Hoon Lee, Seung Hwan Cho, Byung Sun Kim, Jae Hyung Cho, Jong Hyun Choi
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Publication number: 20200381457Abstract: A display device includes a substrate including a pixel area and a peripheral area located outside the pixel area; pixels located in the pixel area; power supply lines configured to provide an operating power to the pixels; and a plurality of data fanout wires configured to provide data signals to the pixels, wherein, in at least a portion of the peripheral area, the power supply lines and the plurality of data fanout wires are arranged on a same layer.Type: ApplicationFiled: August 17, 2020Publication date: December 3, 2020Inventors: YANG WAN KIM, SUN JA KWON, BYUNG SUN KIM, HYUN AE PARK, SU JIN LEE, JAE YONG LEE
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Publication number: 20200380908Abstract: A display device includes: a substrate including a first pixel area, a second pixel area having a smaller area than the first pixel area and connected to the first pixel area, and a peripheral area surrounding the first pixel area and the second pixel area; a first pixel provided in the first pixel area and a second pixel provided in the second pixel area; a first line connected to the first pixel and a second line connected to the second pixel; a dummy part disposed in the peripheral area, overlapping at least one of the first line and the second line and providing a parasitic capacitance that compensates for a difference in a load value between the first line and the second line; and a power supply line provided in the first and second pixel areas. The dummy part includes an insulating layer having at least one contact hole.Type: ApplicationFiled: August 17, 2020Publication date: December 3, 2020Inventors: Yang Wan KIM, Su Jin LEE, Sun Ja KWON, Byung Sun KIM, Hyun Ae PARK, Hyung Jun PARK, Jae Yong LEE, Yu Jin JEON
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Patent number: 10854701Abstract: A display device includes a substrate including a display area and a peripheral area disposed around the display area. The peripheral area, includes a bending region and a contact region adjacent to the bending region. A first connection line includes a first portion disposed in the contact region, and a second portion disposed in both the bending region and the contact region, and including a first layer and a second layer. At least part of the second layer of the second portion overlaps the first layer of the second portion. In the contact region, the first layer of the second portion is electrically connected to the first portion, and the second layer of the second portion is electrically connected to the first layer of the second portion.Type: GrantFiled: December 21, 2018Date of Patent: December 1, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyun Ae Park, Sun-Ja Kwon, Byung Sun Kim, Yang Wan Kim, Su Jin Lee, Jae Yong Lee
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Publication number: 20200373377Abstract: Disclosed is a display device, including: a substrate including a pixel area and a peripheral area; pixels provided in the pixel area as a plurality of pixel rows and a plurality of pixel columns; data lines configured to provide a data signal; scan lines configured to provide a scan signal; first power lines configured to provide a power source to the pixel columns; and a second power line connected to the first power lines and disposed in the peripheral area. A scan line connected to an ith pixel row may apply a scan signal to the ith pixel row, and a branched line branched from the scan line may apply an initialization signal to a kth pixel row (k?i). A branched point of the scan line is disposed between a pixel most adjacent to the second power line of the ith pixel row and the second power line.Type: ApplicationFiled: August 10, 2020Publication date: November 26, 2020Inventors: Yang Wan KIM, Jae Yong LEE, Sun Ja KWON, Hyun Ae PARK, Byung Sun KIM, Su Jin LEE, Hyung Jun PARK, Yu Jin JEON
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Publication number: 20200365086Abstract: A display device includes first and second initialization voltage sources and first and second pixel circuits. The first initialization voltage source provides a first initialization voltage. The second initialization voltage source provides a second initialization voltage less than the first initialization voltage. The first pixel circuit includes a first organic light emitting diode. The second pixel circuit includes a second organic light emitting diode with an organic material having a band gap different from a band gap of an organic material in the first organic light emitting diode. The first pixel circuit is coupled to the first initialization voltage source and the second initialization voltage source. The second pixel circuit is coupled to a single initialization voltage source.Type: ApplicationFiled: July 31, 2020Publication date: November 19, 2020Applicant: Samsung Display Co., Ltd.Inventors: Hyung Jun PARK, Yang Wan KIM, Byung Sun KIM, Su Jin LEE, Jae Yong LEE
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Publication number: 20200327848Abstract: A display device includes a substrate including a first pixel area, a second pixel area, and a third pixel area, each of the second and third pixel areas having a smaller surface area than the first pixel area and being connected to the first pixel area, first to third pixels provided in the first to third pixel areas, respectively, first to third lines connected to the first to third pixels, respectively, a line connecting part connecting the second and third lines, and a dummy unit overlapping the line connecting part to compensate for a difference of a load value of the first line and a load value of the second line.Type: ApplicationFiled: May 11, 2020Publication date: October 15, 2020Applicant: Samsung Display Co., Ltd.Inventors: Ji Hyun KA, Sun Ja KWON, Tae Hoon KWON, Byung Sun KIM, Yang Wan KIM, Hyun Ae PARK, Su Jin LEE, Seung Kyu LEE, Jae Yong LEE, Jin Tae JEONG, Seung Ji CHA
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Patent number: 10803792Abstract: A display device includes a display panel that includes a display area and a first peripheral area adjacent to the display area. The first peripheral area includes a bendable region extending across the display panel and a plurality of signal lines partially included in the bendable region. The plurality of signal lines includes a first and second group adjacent to each other in the bendable region. The first group includes two or more first signal lines that transmit signals of a first polarity. The second group includes two or more second signal lines that transmit signals of a second polarity different from the first polarity. The first and second group are separated by a first interval, and signal lines within the first or second group are separated by a second interval. The first interval is greater than the second interval.Type: GrantFiled: October 28, 2016Date of Patent: October 13, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kwang-Min Kim, Won Kyu Kwak, Sun-Ja Kwon, Byung Sun Kim, Hye Jin Shin, Dong-Hyun Lee
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Publication number: 20200321424Abstract: A display device includes a substrate including a pixel region and a peripheral region. A plurality of pixels is disposed in the pixel region of the substrate. Each of the plurality of pixels includes a light emitting element. Data lines and scan lines are connected to each of the plurality of pixels. A power line is configured to supply power to the plurality of pixels. The power line includes a plurality of first conductive lines and a plurality of second conductive lines intersecting the plurality of first conductive lines. The plurality of second conductive lines is arranged in a region between adjacent light emitting elements of the plurality of pixels. At least some of the plurality of second conductive lines extend in a direction oblique to a direction of extension of the data lines or the scan lines.Type: ApplicationFiled: June 23, 2020Publication date: October 8, 2020Inventors: YANG WAN KIM, BYUNG SUN KIM, JAE YONG LEE, CHUNG YI, HYUNGJUN PARK, SU JIN LEE
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Publication number: 20200302850Abstract: A display device is provided. The display device comprises a display panel including a plurality of signal pads and one or more dummy pads, and at least one flexible wiring board providing signals to the signal pads, wherein a maximum bias period of signals provided to a pair of adjacent signal pads with at least one dummy pad interposed therebetween is longer than a maximum bias period of signals provided to a pair of adjacent signal pads with no dummy pad disposed therebetween.Type: ApplicationFiled: June 10, 2020Publication date: September 24, 2020Inventors: TAE HOON KWON, Ji Hyun Ka, Byung Sun Kim, Yang Wan Kim, Hyung Jun Park, Su Jin Lee, Jae Tong Lee, Jin Tae Jeong, Seung Ji Cha
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Patent number: 10777628Abstract: Disclosed is a display device, including: a substrate including a pixel area and a peripheral area; pixels provided in the pixel area as a plurality of pixel rows and a plurality of pixel columns; data lines configured to provide a data signal; scan lines configured to provide a scan signal; first power lines configured to provide a power source to the pixel columns; and a second power line connected to the first power lines and disposed in the peripheral area. A scan line connected to an ith pixel row may apply a scan signal to the ith pixel row, and a branched line branched from the scan line may apply an initialization signal to a kth pixel row (k?i). A branched point of the scan line is disposed between a pixel most adjacent to the second power line of the ith pixel row and the second power line.Type: GrantFiled: May 3, 2017Date of Patent: September 15, 2020Assignee: Samsung Display Co., Ltd.Inventors: Yang Wan Kim, Jae Yong Lee, Sun Ja Kwon, Hyun Ae Park, Byung Sun Kim, Su Jin Lee, Hyung Jun Park, Yu Jin Jeon
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Patent number: 10777115Abstract: A display device includes a display panel which includes first and second display areas adjacent to each other, a processor which generates first image data corresponding to the first and second display areas if a display mode is a first mode, and generates second image data corresponding to the first display area if the display mode is a second mode and a display driver which generates a first data signal corresponding to the first image data in the first mode, and converts the second image data and generates a second data signal corresponding to the converted second image data in the second mode. When the display device is driven in the second mode, a gradation image may be displayed on at least a region of the second display area.Type: GrantFiled: January 30, 2018Date of Patent: September 15, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Dong Hoon Lee, Jin Woo Noh, Byung Sun Kim, Jae Hyung Cho
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Patent number: 10770535Abstract: A display device includes a substrate having a display area and a non-display area, a plurality of pixels in the display area, scan lines for supplying a scan signal to the pixels, the scan lines extending in a first direction, data lines for supplying a data signal to the pixels, the data lines extending in a second direction crossing the first direction, and a first dummy part in the non-display area, adjacent to an outermost pixel, connected to an outermost data line of the display area, forming a parasitic capacitor with the outermost pixel, and including a first dummy data line and a first dummy power pattern extending in parallel to the data lines.Type: GrantFiled: December 13, 2019Date of Patent: September 8, 2020Assignee: Samsung Display Co., Ltd.Inventors: Yang Wan Kim, Ji Hyun Ka, Tae Hoon Kwon, Byung Sun Kim, Hyung Jun Park, Su Jin Lee, Jae Yong Lee, Jin Tae Jeong, Seung Ji Cha
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Patent number: 10769999Abstract: A display device includes first and second initialization voltage sources and first and second pixel circuits. The first initialization voltage source provides a first initialization voltage. The second initialization voltage source provides a second initialization voltage less than the first initialization voltage. The first pixel circuit includes a first organic light emitting diode. The second pixel circuit includes a second organic light emitting diode with an organic material having a band gap different from a band gap of an organic material in the first organic light emitting diode. The first pixel circuit is coupled to the first initialization voltage source and the second initialization voltage source. The second pixel circuit is coupled to a single initialization voltage source.Type: GrantFiled: May 25, 2018Date of Patent: September 8, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyung Jun Park, Yang Wan Kim, Byung Sun Kim, Su Jin Lee, Jae Yong Lee
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Patent number: 10762854Abstract: A display device includes first pixels in a first pixel area, second pixels in a second pixel area, first stages, second stages, and third stages. The first pixels are electrically connected to first signal lines, second signal lines, and data lines. The second pixels are electrically connected to at least a portion of third signal lines, fourth signal lines, or data lines. The first stages supply a first signal to the first and third signal lines. The second stages supply a second signal to the second signal lines and at least one of the fourth signal lines. The third stages supply the second signal to the fourth signal lines other than the at least one fourth signal line connected to the second stages. The second stages are spaced from the third stages.Type: GrantFiled: September 6, 2019Date of Patent: September 1, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Yang Wan Kim, Sun Ja Kwon, Byung Sun Kim, Hyun Ae Park, Su Jin Lee, Jae Yong Lee
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Patent number: 10751360Abstract: Disclosed is a pharmaceutical composition for preventing or treating nicotine addiction or withdrawal symptoms. The pharmaceutical composition includes miR-137 as an active ingredient. Overexpression of miR-137 in an animal model having nicotine addiction or withdrawal symptoms results in relief, prevention or amelioration of the symptoms. Therefore, the use of miR-137 contributes to the prevention or treatment of nicotine addiction or withdrawal symptoms and is expected to be useful for developing relevant therapeutic agents.Type: GrantFiled: April 7, 2020Date of Patent: August 25, 2020Assignee: Korea Institute of Science and TechnologyInventors: Heh-In Im, Byung Sun Kim