Patents by Inventor Seung Woo SUNG
Seung Woo SUNG 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: 20240264712Abstract: A touch sensor may include a substrate and may include electrode units, first demultiplexers, second demultiplexers, and driving pads all located on the substrate. The electrode units each may include a plurality of electrode groups, the electrode groups each including a plurality of touch electrodes. The first demultiplexers each may include a plurality of sub-demultiplexers and each may be electrically connected to a corresponding one of the electrode units. Each of the sub-demultiplexers of a first demultiplexer may be electrically connected to a corresponding one of the electrode groups of a corresponding electrode unit. The second demultiplexers may be connected between the first demultiplexers and the driving pads.Type: ApplicationFiled: April 18, 2024Publication date: August 8, 2024Inventors: Hwa Jeong KIM, Jae Sic LEE, Na Yun KWAK, Dong Hwan KIM, Seung Woo SUNG, Min Kyu WOO, Min Ku LEE, Seong Jun LEE, Sang Jin PAK, Sang Hyun JUN
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Publication number: 20240206257Abstract: An organic light emitting diode display includes a plurality of pixels. At least one pixel is connected to a scan line receive a scan signal, a data line to receive a data signal, and voltage line to receive a driving voltage. The at least one pixel includes a switching transistor including a switching drain electrode to output the data voltage, a driving transistor including a driving source electrode connected to the switching drain electrode, and an organic light emitting diode connected to a driving drain electrode of the driving transistor. The driving source electrode is separated from the data line.Type: ApplicationFiled: January 22, 2024Publication date: June 20, 2024Applicant: Samsung Display Co., Ltd.Inventors: Mi Hae KIM, Min Ho KO, Seung Woo SUNG, Ki Myeong EOM, Jin JEON
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Patent number: 11983374Abstract: A touch sensor may include a substrate and may include electrode units, first demultiplexers, second demultiplexers, and driving pads all located on the substrate. The electrode units each may include a plurality of electrode groups, the electrode groups each including a plurality of touch electrodes. The first demultiplexers each may include a plurality of sub-demultiplexers and each may be electrically connected to a corresponding one of the electrode units. Each of the sub-demultiplexers of a first demultiplexer may be electrically connected to a corresponding one of the electrode groups of a corresponding electrode unit. The second demultiplexers may be connected between the first demultiplexers and the driving pads.Type: GrantFiled: May 1, 2023Date of Patent: May 14, 2024Assignee: Samsung Display Co., Ltd.Inventors: Hwa Jeong Kim, Jae Sic Lee, Na Yun Kwak, Dong Hwan Kim, Seung Woo Sung, Min Kyu Woo, Min Ku Lee, Seong Jun Lee, Sang Jin Pak, Sang Hyun Jun
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Publication number: 20240065063Abstract: A display device according to an embodiment includes a substrate including a display area, a first peripheral area disposed outside the display area, and a second peripheral area disposed between the display area and the first peripheral area; a common voltage supply line disposed on the first peripheral area and the second peripheral area of the substrate; and a common electrode electrically connected to the common voltage supply line, wherein the common voltage supply line includes a first opening disposed in the first peripheral area; and a second opening disposed in the second peripheral area, and the first opening and the second opening are different in size or arrangement.Type: ApplicationFiled: November 2, 2023Publication date: February 22, 2024Applicant: Samsung Display Co., LTD.Inventors: Il Goo YOUN, So Young LEE, Seung Woo SUNG
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Publication number: 20240054940Abstract: A display device includes: a main display area and a sub-display area having a plurality of transmission parts; a plurality of main pixel electrodes; a plurality of sub-pixel electrodes and a plurality of dummy electrodes in the sub-display area, the dummy electrodes being electrically connected to any one of the main pixel electrodes; and a plurality of connection electrodes connecting any one of the plurality of main pixel electrodes and any one of the plurality of dummy pixel electrodes to each other, wherein the sub-display area includes a first sub-display area having the transmission parts and the sub-pixel electrodes and a second sub-display area having the sub-pixel electrodes and the dummy pixel electrodes, and at least portions of the plurality of connection electrodes are between the dummy pixel electrodes adjacent to each other or between the dummy pixel electrode and the main pixel electrode adjacent to the dummy pixel electrode.Type: ApplicationFiled: August 1, 2023Publication date: February 15, 2024Inventors: Jun Young JO, Sang Won SEOK, Seung Woo SUNG, Na Ra ON, Dong Eup LEE, Yun Kyeong IN
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Patent number: 11903271Abstract: An organic light emitting diode display includes a plurality of pixels. At least one pixel is connected to a scan line receive a scan signal, a data line to receive a data signal, and voltage line to receive a driving voltage. The at least one pixel includes a switching transistor including a switching drain electrode to output the data voltage, a driving transistor including a driving source electrode connected to the switching drain electrode, and an organic light emitting diode connected to a driving drain electrode of the driving transistor. The driving source electrode is separated from the data line.Type: GrantFiled: April 23, 2021Date of Patent: February 13, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Mi Hae Kim, Min Ho Ko, Seung Woo Sung, Ki Myeong Eom, Jin Jeon
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Publication number: 20240049535Abstract: A light emitting display device includes a display area and a component area surrounded by the display area, the component area in which an optical element is disposed, wherein the display area includes a first normal pixel and a second normal pixel connected to a first data line and adjacent to opposite sides of the component area, respectively, and a third normal pixel and a fourth normal pixel connected to a second data line and positioned on the opposite sides of the component area, respectively, the component area includes a first unit pixel connected to the first data line and a bypass data line, the second data line and the bypass data line are formed of different conductive layers, respectively, and the second data line is connected to a bypass data line in the boundary area positioned between the display area and the component area.Type: ApplicationFiled: June 30, 2023Publication date: February 8, 2024Applicant: Samsung Display Co., LTD.Inventors: Jong Seok KIM, KIYOUNG KIM, Seung Woo SUNG, Dong Hyun SON, SOLA LEE, Jin Goo JUNG
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Publication number: 20240032356Abstract: A light emitting display device includes: a display panel including: a display area; and a first pixel and a second pixel at the display area; and an optical element on a rear surface of the second pixel. The second pixel includes: a photosensor area; and a shielding layer at the photosensor area, the shielding layer being transparent and conductive.Type: ApplicationFiled: February 21, 2023Publication date: January 25, 2024Inventors: Yun-Kyeong IN, SEOYEONG KIM, Seung Woo SUNG, Jun Young JO, Won Se LEE, Ji-Eun LEE
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Patent number: 11825710Abstract: A display device according to an embodiment includes a substrate including a display area, a first peripheral area disposed outside the display area, and a second peripheral area disposed between the display area and the first peripheral area; a common voltage supply line disposed on the first peripheral area and the second peripheral area of the substrate; and a common electrode electrically connected to the common voltage supply line, wherein the common voltage supply line includes a first opening disposed in the first peripheral area; and a second opening disposed in the second peripheral area, and the first opening and the second opening are different in size or arrangement.Type: GrantFiled: June 15, 2021Date of Patent: November 21, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Il Goo Youn, So Young Lee, Seung Woo Sung
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Publication number: 20230266853Abstract: A touch sensor may include a substrate and may include electrode units, first demultiplexers, second demultiplexers, and driving pads all located on the substrate. The electrode units each may include a plurality of electrode groups, the electrode groups each including a plurality of touch electrodes. The first demultiplexers each may include a plurality of sub-demultiplexers and each may be electrically connected to a corresponding one of the electrode units. Each of the sub-demultiplexers of a first demultiplexer may be electrically connected to a corresponding one of the electrode groups of a corresponding electrode unit. The second demultiplexers may be connected between the first demultiplexers and the driving pads.Type: ApplicationFiled: May 1, 2023Publication date: August 24, 2023Inventors: Hwa Jeong KIM, Jae Sic LEE, Na Yun KWAK, Dong Hwan KIM, Seung Woo SUNG, Min Kyu WOO, Min Ku LEE, Seong Jun LEE, Sang Jin PAK, Sang Hyun JUN
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Patent number: 11675466Abstract: A touch sensor may include a substrate and may include electrode units, first demultiplexers, second demultiplexers, and driving pads all located on the substrate. The electrode units each may include a plurality of electrode groups, the electrode groups each including a plurality of touch electrodes. The first demultiplexers each may include a plurality of sub-demultiplexers and each may be electrically connected to a corresponding one of the electrode units. Each of the sub-demultiplexers of a first demultiplexer may be electrically connected to a corresponding one of the electrode groups of a corresponding electrode unit. The second demultiplexers may be connected between the first demultiplexers and the driving pads.Type: GrantFiled: September 30, 2021Date of Patent: June 13, 2023Assignee: Samsung Display Co., Ltd.Inventors: Hwa Jeong Kim, Jae Sic Lee, Na Yun Kwak, Dong Hwan Kim, Seung Woo Sung, Min Kyu Woo, Min Ku Lee, Seong Jun Lee, Sang Jin Pak, Sang Hyun Jun
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Patent number: 11502151Abstract: A display device includes a substrate, data lines arranged on the substrate, the data lines to which data voltages are applied, scan lines arranged on the substrate, the scan lines to which scan signals are applied, and a pixel connected to one of the data lines and at least one of the scan lines. The pixel includes a light emitting element, a driving transistor which supplies a driving current flowing between a first electrode and a second electrode to the light emitting element in accordance with the data voltage of the data line applied to a gate electrode, a first transistor between the gate electrode and second electrode of the driving transistor, a shielding electrode overlapping at least a part of the first transistor in a thickness direction of the substrate. The shielding electrode does not overlap the data lines in the thickness direction of the substrate.Type: GrantFiled: July 2, 2020Date of Patent: November 15, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jae Won Kim, Seung Woo Sung, Ji Hyun Ka, Na Yun Kwak, Dae Suk Kim, Ah Young Kim, Jun Young Min, Jun Won Choi, Su Jin Lee
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Publication number: 20220140054Abstract: A display device according to an embodiment includes a substrate including a display area, a first peripheral area disposed outside the display area, and a second peripheral area disposed between the display area and the first peripheral area; a common voltage supply line disposed on the first peripheral area and the second peripheral area of the substrate; and a common electrode electrically connected to the common voltage supply line, wherein the common voltage supply line includes a first opening disposed in the first peripheral area; and a second opening disposed in the second peripheral area, and the first opening and the second opening are different in size or arrangement.Type: ApplicationFiled: June 15, 2021Publication date: May 5, 2022Applicant: Samsung Display Co., LTD.Inventors: Il Goo YOUN, So Young LEE, Seung Woo SUNG
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Patent number: 11276354Abstract: A display device is disclosed. In one aspect, the display device includes a data driver configured to generate an output signal corresponding to input image data, a signal divider configured to divide the output signal into a plurality of data signals, and provide the data signals to a plurality of pixels and a display unit including a matrix of pixels configured to receive the data signals. The signal divider includes a first via hole formed over a first source/drain wire configured to receive a driving voltage of each pixel, a second via hole formed over a second source/drain wire of the pixel and a pixel wire electrically connecting the first and second source/drain wires to each other respectively through the first via hole and the second via hole.Type: GrantFiled: December 9, 2019Date of Patent: March 15, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Seung Woo Sung, Hyun-Chol Bang
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Publication number: 20220019317Abstract: A touch sensor may include a substrate and may include electrode units, first demultiplexers, second demultiplexers, and driving pads all located on the substrate. The electrode units each may include a plurality of electrode groups, the electrode groups each including a plurality of touch electrodes. The first demultiplexers each may include a plurality of sub-demultiplexers and each may be electrically connected to a corresponding one of the electrode units. Each of the sub-demultiplexers of a first demultiplexer may be electrically connected to a corresponding one of the electrode groups of a corresponding electrode unit. The second demultiplexers may be connected between the first demultiplexers and the driving pads.Type: ApplicationFiled: September 30, 2021Publication date: January 20, 2022Inventors: Hwa Jeong KIM, Jae Sic LEE, Na Yun KWAK, Dong Hwan KIM, Seung Woo SUNG, Min Kyu WOO, Min Ku LEE, Seong Jun LEE, Sang Jin PAK, Sang Hyun JUN
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Patent number: 11163412Abstract: A touch sensor may include a substrate and may include electrode units, first demultiplexers, second demultiplexers, and driving pads all located on the substrate. The electrode units each may include a plurality of electrode groups, the electrode groups each including a plurality of touch electrodes. The first demultiplexers each may include a plurality of sub-demultiplexers and each may be electrically connected to a corresponding one of the electrode units. Each of the sub-demultiplexers of a first demultiplexer may be electrically connected to a corresponding one of the electrode groups of a corresponding electrode unit. The second demultiplexers may be connected between the first demultiplexers and the driving pads.Type: GrantFiled: June 29, 2020Date of Patent: November 2, 2021Inventors: Hwa Jeong Kim, Jae Sic Lee, Na Yun Kwak, Dong Hwan Kim, Seung Woo Sung, Min Kyu Woo, Min Ku Lee, Seong Jun Lee, Sang Jin Pak, Sang Hyun Jun
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Publication number: 20210242302Abstract: An organic light emitting diode display includes a plurality of pixels. At least one pixel is connected to a scan line receive a scan signal, a data line to receive a data signal, and voltage line to receive a driving voltage. The at least one pixel includes a switching transistor including a switching drain electrode to output the data voltage, a driving transistor including a driving source electrode connected to the switching drain electrode, and an organic light emitting diode connected to a driving drain electrode of the driving transistor. The driving source electrode is separated from the data line.Type: ApplicationFiled: April 23, 2021Publication date: August 5, 2021Applicant: Samsung Display Co., Ltd.Inventors: Mi Hae KIM, Min Ho KO, Seung Woo SUNG, Ki Myeong EOM, Jin JEON
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Publication number: 20210143241Abstract: A display device includes a substrate, data lines arranged on the substrate, the data lines to which data voltages are applied, scan lines arranged on the substrate, the scan lines to which scan signals are applied, and a pixel connected to one of the data lines and at least one of the scan lines. The pixel includes a light emitting element, a driving transistor which supplies a driving current flowing between a first electrode and a second electrode to the light emitting element in accordance with the data voltage of the data line applied to a gate electrode, a first transistor between the gate electrode and second electrode of the driving transistor, a shielding electrode overlapping at least a part of the first transistor in a thickness direction of the substrate. The shielding electrode does not overlap the data lines in the thickness direction of the substrate.Type: ApplicationFiled: July 2, 2020Publication date: May 13, 2021Inventors: Jae Won KIM, Seung Woo SUNG, Ji Hyun KA, Na Yun KWAK, Dae Suk KIM, Ah Young KIM, Jun Young MIN, Jun Won CHOI, Su Jin Lee
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Patent number: 10991792Abstract: An organic light emitting diode display includes a plurality of pixels. At least one pixel is connected to a scan line receive a scan signal, a data line to receive a data signal, and voltage line to receive a driving voltage. The at least one pixel includes a switching transistor including a switching drain electrode to output the data voltage, a driving transistor including a driving source electrode connected to the switching drain electrode, and an organic light emitting diode connected to a driving drain electrode of the driving transistor. The driving source electrode is separated from the data line.Type: GrantFiled: February 17, 2020Date of Patent: April 27, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Mi Hae Kim, Min Ho Ko, Seung Woo Sung, Ki Myeong Eom, Jin Jeon
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Publication number: 20200333898Abstract: A touch sensor may include a substrate and may include electrode units, first demultiplexers, second demultiplexers, and driving pads all located on the substrate. The electrode units each may include a plurality of electrode groups, the electrode groups each including a plurality of touch electrodes. The first demultiplexers each may include a plurality of sub-demultiplexers and each may be electrically connected to a corresponding one of the electrode units. Each of the sub-demultiplexers of a first demultiplexer may be electrically connected to a corresponding one of the electrode groups of a corresponding electrode unit. The second demultiplexers may be connected between the first demultiplexers and the driving pads.Type: ApplicationFiled: June 29, 2020Publication date: October 22, 2020Inventors: Hwa Jeong KIM, Jae Sic LEE, Na Yun KWAK, Dong Hwan KIM, Seung Woo SUNG, Min Kyu WOO, Min Ku LEE, Seong Jun LEE, Sang Jin PAK, Sang Hyun JUN