Patents by Inventor Ki-Wook Kim
Ki-Wook 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: 12293711Abstract: Provided are a display device. The display device comprises: a display unit defined by a display area and a non-display area located outside the display area, and including pixels arranged in the display area, first sensing wirings electrically connected to the pixels, and auxiliary voltage wirings electrically separated from the pixels; and a sensing unit electrically connected to the first sensing wirings, wherein the first sensing wirings and the auxiliary voltage wirings extend in a first direction and are sequentially arranged along a second direction perpendicular to the first direction at first intervals, the first sensing wirings are spaced apart from each other along the second direction at second intervals greater than the first intervals and are electrically separated from each other, and the auxiliary voltage wirings are electrically connected to each other.Type: GrantFiled: October 17, 2022Date of Patent: May 6, 2025Assignee: Samsung Display Co., Ltd.Inventors: Ki Wook Kim, Kwang Min Kim, Yang Wan Kim, Ji Su Na, Min Woo Byun
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Publication number: 20250006120Abstract: A display device includes: a plurality of data lines extending in a first direction, and first to third pixels connected to the plurality of data lines. The first pixel includes a first pixel electrode overlapping the plurality of data lines in a plan view in a thickness direction. The second pixel includes a second pixel electrode spaced apart from the plurality of data lines in the plan view in the thickness direction. The third pixel includes a third pixel electrode overlapping the plurality of data lines in the plan view in the thickness direction.Type: ApplicationFiled: September 16, 2024Publication date: January 2, 2025Inventors: Ki Wook KIM, Yang Wan KIM, Ji Su NA, Joong Soo MOON, Kyoung Jin PARK, Myeong Hee SEO, Seon I JEONG, Chang Kyu JIN
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Patent number: 12125433Abstract: A display device includes: a plurality of data lines extending in a first direction, and first to third pixels connected to the plurality of data lines. The first pixel includes a first pixel electrode overlapping the plurality of data lines in a plan view in a thickness direction. The second pixel includes a second pixel electrode spaced apart from the plurality of data lines in the plan view in the thickness direction. The third pixel includes a third pixel electrode overlapping the plurality of data lines in the plan view in the thickness direction.Type: GrantFiled: October 6, 2021Date of Patent: October 22, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Ki Wook Kim, Yang Wan Kim, Ji Su Na, Joong Soo Moon, Kyoung Jin Park, Myeong Hee Seo, Seon I Jeong, Chang Kyu Jin
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Patent number: 11997902Abstract: A display panel includes pixels and a driver IC pad area; a driver IC on the driver IC pad area of the display panel; first input pads and first output pads that overlap the driver IC pad area; a flexible printed circuit adjacent to the driver IC pad area on the display panel; first output test pads that overlap the flexible printed circuit, and are respectively extended to the first output pads; and first input extending wires that overlap the flexible printed circuit, are respectively extended to the first input pads, and are between the first output test pads.Type: GrantFiled: July 17, 2023Date of Patent: May 28, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Ki Wook Kim, Joong-Soo Moon
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Patent number: 11957005Abstract: A display device includes: a substrate; scan lines extending in a first direction, and arranged along a second direction crossing the first direction on the substrate; data lines extending in the second direction, and arranged along the first direction on the substrate; a display area including pixels connected to the scan lines and the data lines; and a non-display area around the display area, and including compensation capacitors connected to some scan lines from among the scan lines. A sum of a capacitance of q odd scan lines or q even scan lines that are adjacent to each other from among the scan lines increases in the second direction, where q is a positive integer.Type: GrantFiled: July 23, 2020Date of Patent: April 9, 2024Assignee: Samsung Display Co., Ltd.Inventors: Seo Won Choe, Ki Wook Kim, Yang Wan Kim, Hyun Woong Kim, Eun Byul Jo
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Publication number: 20230371330Abstract: A display panel includes pixels and a driver IC pad area; a driver IC on the driver IC pad area of the display panel; first input pads and first output pads that overlap the driver IC pad area; a flexible printed circuit adjacent to the driver IC pad area on the display panel; first output test pads that overlap the flexible printed circuit, and are respectively extended to the first output pads; and first input extending wires that overlap the flexible printed circuit, are respectively extended to the first input pads, and are between the first output test pads.Type: ApplicationFiled: July 17, 2023Publication date: November 16, 2023Applicant: Samsung Display Co., LTD.Inventors: Ki Wook KIM, Joong-Soo MOON
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Publication number: 20230363214Abstract: A display device includes a substrate having a display area and a non-display area. A plurality of insulation layers are disposed on the substrate. A pixel is disposed on the substrate in the display area. The pixel includes a transistor and a light emitting element electrically connected to the transistor. A crack blocker is disposed on the substrate in the non-display area and includes a plurality of first crack block grooves defined in at least one of the plurality of insulation layers. Each first crack block grooves extends in a first direction and is arranged in a second direction crossing the first direction. A plurality of second crack block grooves is defined in at least one of the plurality of insulation layers and is adjacent to the plurality of first crack block grooves. Each second crack block grooves extends in the second direction and is arranged in the first direction.Type: ApplicationFiled: July 24, 2023Publication date: November 9, 2023Inventors: Jihye HEO, Ki Wook Kim, Eunbyul Jo, Joong-Soo Moon
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Patent number: 11751453Abstract: A display panel includes pixels and a driver IC pad area; a driver IC on the driver IC pad area of the display panel; first input pads and first output pads that overlap the driver IC pad area; a flexible printed circuit adjacent to the driver IC pad area on the display panel; first output test pads that overlap the flexible printed circuit, and are respectively extended to the first output pads; and first input extending wires that overlap the flexible printed circuit, are respectively extended to the first input pads, and are between the first output test pads.Type: GrantFiled: March 30, 2022Date of Patent: September 5, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Ki Wook Kim, Joong-Soo Moon
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Patent number: 11711949Abstract: A display device includes a substrate having a display area and a non-display area. A plurality of insulation layers are disposed on the substrate. A pixel is disposed on the substrate in the display area. The pixel includes a transistor and a light emitting element electrically connected to the transistor. A crack blocker is disposed on the substrate in the non-display area and includes a plurality of first crack block grooves defined in at least one of the plurality of insulation layers. Each first crack block grooves extends in a first direction and is arranged in a second direction crossing the first direction. A plurality of second crack block grooves is defined in at least one of the plurality of insulation layers and is adjacent to the plurality of first crack block grooves. Each second crack block grooves extends in the second direction and is arranged in the first direction.Type: GrantFiled: August 20, 2020Date of Patent: July 25, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jihye Heo, Ki Wook Kim, Eunbyul Jo, Joong-Soo Moon
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Publication number: 20230031335Abstract: Provided are a display device. The display device comprises: a display unit defined by a display area and a non-display area located outside the display area, and including pixels arranged in the display area, first sensing wirings electrically connected to the pixels, and auxiliary voltage wirings electrically separated from the pixels; and a sensing unit electrically connected to the first sensing wirings, wherein the first sensing wirings and the auxiliary voltage wirings extend in a first direction and are sequentially arranged along a second direction perpendicular to the first direction at first intervals, the first sensing wirings are spaced apart from each other along the second direction at second intervals greater than the first intervals and are electrically separated from each other, and the auxiliary voltage wirings are electrically connected to each other.Type: ApplicationFiled: October 17, 2022Publication date: February 2, 2023Inventors: Ki Wook Kim, Kwang Min Kim, Yang Wan Kim, Ji Su Na, Min Woo Byun
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Patent number: 11482173Abstract: Provided are a display device. The display device comprises: a display unit defined by a display area and a non-display area located outside the display area, and including pixels arranged in the display area, first sensing wirings electrically connected to the pixels, and auxiliary voltage wirings electrically separated from the pixels; and a sensing unit electrically connected to the first sensing wirings, wherein the first sensing wirings and the auxiliary voltage wirings extend in a first direction and are sequentially arranged along a second direction perpendicular to the first direction at first intervals, the first sensing wirings are spaced apart from each other along the second direction at second intervals greater than the first intervals and are electrically separated from each other, and the auxiliary voltage wirings are electrically connected to each other.Type: GrantFiled: December 3, 2021Date of Patent: October 25, 2022Inventors: Ki Wook Kim, Kwang Min Kim, Yang Wan Kim, Ji Su Na, Min Woo Byun
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Patent number: 11462167Abstract: A display device and a method of driving the same. The display device may include: a first pixel area including first pixels and first data lines coupled to the first pixels; a second pixel area including second pixels and second data lines coupled to the second pixels; a first non-pixel area disposed on one side of the first pixel area such that the first non-pixel area borders the first and second pixel areas; a data driver configured to output data signals corresponding to the first and second pixels through first and second output lines, respectively; and a switch unit including a first switch unit having a demux configured to alternately couple each of the first output lines to corresponding first data lines, and a second switch unit configured to couple the second output lines to the respective different second data lines.Type: GrantFiled: February 22, 2021Date of Patent: October 4, 2022Assignee: Samsung Display Co., Ltd.Inventors: Jung Hun Yi, Seung Kyu Lee, Ki Wook Kim, Yang Wan Kim
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Publication number: 20220223679Abstract: A display panel includes pixels and a driver IC pad area; a driver IC on the driver IC pad area of the display panel; first input pads and first output pads that overlap the driver IC pad area; a flexible printed circuit adjacent to the driver IC pad area on the display panel; first output test pads that overlap the flexible printed circuit, and are respectively extended to the first output pads; and first input extending wires that overlap the flexible printed circuit, are respectively extended to the first input pads, and are between the first output test pads.Type: ApplicationFiled: March 30, 2022Publication date: July 14, 2022Applicant: Samsung Display Co., LTD.Inventors: Ki Wook KIM, Joong-Soo MOON
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Publication number: 20220208088Abstract: A display device includes: a plurality of data lines extending in a first direction, and first to third pixels connected to the plurality of data lines. The first pixel includes a first pixel electrode overlapping the plurality of data lines in a plan view in a thickness direction. The second pixel includes a second pixel electrode spaced apart from the plurality of data lines in the plan view in the thickness direction. The third pixel includes a third pixel electrode overlapping the plurality of data lines in the plan view in the thickness direction.Type: ApplicationFiled: October 6, 2021Publication date: June 30, 2022Inventors: Ki Wook KIM, Yang Wan KIM, Ji Su NA, Joong Soo MOON, Kyoung Jin PARK, Myeong Hee SEO, Seon I JEONG, Chang Kyu JIN
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Patent number: 11309380Abstract: A display panel includes pixels and a driver IC pad area; a driver IC on the driver IC pad area of the display panel; first input pads and first output pads that overlap the driver IC pad area; a flexible printed circuit adjacent to the driver IC pad area on the display panel; first output test pads that overlap the flexible printed circuit, and are respectively extended to the first output pads; and first input extending wires that overlap the flexible printed circuit, are respectively extended to the first input pads, and are between the first output test pads.Type: GrantFiled: May 21, 2020Date of Patent: April 19, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Ki Wook Kim, Joong-Soo Moon
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Publication number: 20220093043Abstract: Provided are a display device. The display device comprises: a display unit defined by a display area and a non-display area located outside the display area, and including pixels arranged in the display area, first sensing wirings electrically connected to the pixels, and auxiliary voltage wirings electrically separated from the pixels; and a sensing unit electrically connected to the first sensing wirings, wherein the first sensing wirings and the auxiliary voltage wirings extend in a first direction and are sequentially arranged along a second direction perpendicular to the first direction at first intervals, the first sensing wirings are spaced apart from each other along the second direction at second intervals greater than the first intervals and are electrically separated from each other, and the auxiliary voltage wirings are electrically connected to each other.Type: ApplicationFiled: December 3, 2021Publication date: March 24, 2022Inventors: Ki Wook KIM, Kwang Min KIM, Yang Wan KIM, Ji Su NA, Min Woo BYUN
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Patent number: 11217177Abstract: Provided herein is a display device including a plurality of pixels, wherein each pixel of the plurality of pixels includes: a driving transistor including a first electrode, a second electrode, and a first gate electrode; a first emission transistor including a third electrode coupled to the first electrode of the driving transistor, a fourth electrode, and a second gate electrode; and a second emission transistor including a fifth electrode coupled to the second electrode of the driving transistor, a sixth electrode, and a third gate electrode, wherein both the second gate electrode and the third gate electrode are coupled to an emission line, and wherein the first emission transistor is turned-on but the second emission transistor is turned-off, based on an emission signal supplied from the emission line.Type: GrantFiled: August 24, 2020Date of Patent: January 4, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Ki Wook Kim, Yang Wan Kim, Jong Won Park
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Patent number: 11195462Abstract: Provided are a display device. The display device comprises: a display unit defined by a display area and a non-display area located outside the display area, and including pixels arranged in the display area, first sensing wirings electrically connected to the pixels, and auxiliary voltage wirings electrically separated from the pixels; and a sensing unit electrically connected to the first sensing wirings, wherein the first sensing wirings and the auxiliary voltage wirings extend in a first direction and are sequentially arranged along a second direction perpendicular to the first direction at first intervals, the first sensing wirings are spaced apart from each other along the second direction at second intervals greater than the first intervals and are electrically separated from each other, and the auxiliary voltage wirings are electrically connected to each other.Type: GrantFiled: February 24, 2021Date of Patent: December 7, 2021Inventors: Ki Wook Kim, Kwang Min Kim, Yang Wan Kim, Ji Su Na, Min Woo Byun
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Patent number: 11094262Abstract: A display device may include a pixel, a chip pad spaced apart from the pixel, a film pad spaced apart from the chip pad, a wiring connecting the chip pad and the film pad and including a first wiring layer and a second wiring layer disposed on the first wiring layer, and an organic insulation layer covering the chip pad and the wiring. A first groove may be defined in the second wiring layer, and a second groove corresponding to the first groove may be defined in the organic insulation layer.Type: GrantFiled: April 16, 2020Date of Patent: August 17, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Deok-Young Choi, Hagyeong Song, Ki Wook Kim, Jin-Yup Kim
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Publication number: 20210201785Abstract: Provided are a display device. The display device comprises: a display unit defined by a display area and a non-display area located outside the display area, and including pixels arranged in the display area, first sensing wirings electrically connected to the pixels, and auxiliary voltage wirings electrically separated from the pixels; and a sensing unit electrically connected to the first sensing wirings, wherein the first sensing wirings and the auxiliary voltage wirings extend in a first direction and are sequentially arranged along a second direction perpendicular to the first direction at first intervals, the first sensing wirings are spaced apart from each other along the second direction at second intervals greater than the first intervals and are electrically separated from each other, and the auxiliary voltage wirings are electrically connected to each other.Type: ApplicationFiled: February 24, 2021Publication date: July 1, 2021Inventors: Ki Wook KIM, Kwang Min KIM, Yang Wan KIM, Ji Su NA, Min Woo BYUN