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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Publication number: 20210201802Abstract: 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: ApplicationFiled: February 22, 2021Publication date: July 1, 2021Inventors: Jung Hun YI, Seung Kyu Lee, Ki Wook Kim, Yang Wan Kim
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Publication number: 20210183312Abstract: 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: ApplicationFiled: August 24, 2020Publication date: June 17, 2021Inventors: Ki Wook Kim, Yang Wan Kim, Jong Won Park
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Publication number: 20210151533Abstract: 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: August 20, 2020Publication date: May 20, 2021Inventors: Jihye HEO, Ki Wook KIM, Eunbyul JO, Joong-Soo MOON
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Publication number: 20210151542Abstract: 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: ApplicationFiled: July 23, 2020Publication date: May 20, 2021Inventors: Seo Won CHOE, Ki Wook KIM, Yang Wan KIM, Hyun Woong KIM, Eun Byul JO
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Publication number: 20210091162Abstract: 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: May 21, 2020Publication date: March 25, 2021Applicant: Samsung Display Co., LTD.Inventors: Ki Wook KIM, Joong-Soo MOON
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Patent number: 10950174Abstract: 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: April 2, 2019Date of Patent: March 16, 2021Inventors: Ki Wook Kim, Kwang Min Kim, Yang Wan Kim, Ji Su Na, Min Woo Byun
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Publication number: 20210065626Abstract: 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: ApplicationFiled: April 16, 2020Publication date: March 4, 2021Inventors: Deok-Young CHOI, Hagyeong SONG, Ki Wook KIM, Jin-Yup KIM
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Publication number: 20210057503Abstract: A display apparatus includes a base substrate including a display area and a peripheral area adjacent to the display area, a first conductive layer including a first layer portion of a first power line and a first layer portion of a second power line, which are disposed on the base substrate in the peripheral area, and a second conductive layer a second layer portion of the first power line and a second layer portion of the second power line, which are disposed on the base substrate in the peripheral area. The first and second layer portions of the first power line overlaps and are electrically connected to each other, and the first and second layer portions of the second power line overlap and are electrically connected to each other. A portion of the first power line and a portion of the second power line overlap each other.Type: ApplicationFiled: April 27, 2020Publication date: February 25, 2021Inventors: Jihye HEO, Ki Wook KIM, Eunbyul JO, Joong-Soo MOON
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Patent number: 10930216Abstract: 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: July 15, 2019Date of Patent: February 23, 2021Assignee: Samsung Display Co., Ltd.Inventors: Jung Hun Yi, Seung Kyu Lee, Ki Wook Kim, Yang Wan Kim
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Patent number: 10903289Abstract: A display device according to an embodiment includes a substrate having a display area, and a peripheral area outside the display area including a first peripheral area adjacent to the display area, a first bending area extending from the first peripheral area, and a second peripheral area extending from the first bending area, and overlapping the first peripheral area, a display member at the display area, and including a first display area, and a second display area around the first display area, and a plurality of align keys on the substrate, wherein the first peripheral area includes a flat peripheral area corresponding to an area between the first display area and the first bending area, and a second bending area between the second display area and an end of the substrate, and wherein the plurality of align keys include a first align key at the flat peripheral area, and a second align key at the second peripheral area.Type: GrantFiled: December 13, 2019Date of Patent: January 26, 2021Assignee: Samsung Display Co., Ltd.Inventors: Ki Wook Kim, Won Kyu Kwak, Kwang-Min Kim, Dong Soo Kim, Joong-Soo Moon, Hyun Ae Park, Ji-Eun Lee, Chang Kyu Jin
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Patent number: 10896946Abstract: An organic light emitting diode display device includes a substrate, light emitting structures, fan-out wirings, and a wiring structure. The substrate has a display region including a light emitting region and a peripheral region surrounding the light emitting region and a pad region located in one side of the display region. The light emitting structures are disposed in the light emitting region on the substrate. The fan-out wirings are disposed in the peripheral region on the substrate, and the fan-out wirings include a straight-line portion and an oblique line portion. The wiring structure is disposed on the fan-out wirings, and includes a conductive layer and conductive patterns spaced apart from each other and disposed on the conductive layer.Type: GrantFiled: April 30, 2019Date of Patent: January 19, 2021Inventors: Jisu Na, Kwang-Min Kim, Ki Wook Kim, Hyun Joon Kim
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Patent number: 10692397Abstract: A smart nasometer according to an embodiment of the present invention includes: a hardware unit worn on a head of a user for measuring nasal and oral sounds and providing feedback for the user; and a computational unit for receiving and processing speech signals of the nasal and oral sounds measured by the hardware unit, wherein the hardware unit includes: a microphone unit for separately measuring the nasal and oral sounds in a non-touched state of the user's philtrum, wherein the computational unit includes: a nasalance adjustment unit for adjusting a nasalance of the nasal and oral sounds measured by the microphone unit.Type: GrantFiled: August 25, 2017Date of Patent: June 23, 2020Assignees: POSTECH ACADEMY-INDUSTRY FOUNDATION, INDUSTRIAL COOPERATION FOUNDATION OF CHONBUK NATIONAL UNIVERSITY, CHONBUK NATIONAL UNIVERSITY HOSPITALInventors: Heecheon You, Myoung-Hwan Ko, Jong-Kwan Park, Younggeun Choi, Hyun Gi Kim, Han Soo Lee, Gradiyan Budi Pratama, Min-Jung Yu, Ki Wook Kim, Yun Ju Jo, Jin Kook Lee
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Publication number: 20200119111Abstract: A display device according to an embodiment includes a substrate having a display area, and a peripheral area outside the display area including a first peripheral area adjacent to the display area, a first bending area extending from the first peripheral area, and a second peripheral area extending from the first bending area, and overlapping the first peripheral area, a display member at the display area, and including a first display area, and a second display area around the first display area, and a plurality of align keys on the substrate, wherein the first peripheral area includes a flat peripheral area corresponding to an area between the first display area and the first bending area, and a second bending area between the second display area and an end of the substrate, and wherein the plurality of align keys include a first align key at the flat peripheral area, and a second align key at the second peripheral area.Type: ApplicationFiled: December 13, 2019Publication date: April 16, 2020Inventors: Ki Wook KIM, Won Kyu KWAK, Kwang-Min KIM, Dong Soo KIM, Joong-Soo MOON, Hyun Ae PARK, Ji-Eun LEE, Chang Kyu JIN
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Publication number: 20200082758Abstract: 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: ApplicationFiled: July 15, 2019Publication date: March 12, 2020Inventors: Jung Hun YI, Seung Kyu Lee, Ki Wook Kim, Yang Wan Kim
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Publication number: 20200005709Abstract: 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: April 2, 2019Publication date: January 2, 2020Inventors: Ki Wook KIM, Kwang Min KIM, Yang Wan KIM, Ji Su NA, Min Woo BYUN
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Patent number: 10516573Abstract: The present disclosure in some embodiments relates to an automatic configuration tool to configure and install a distributed antenna system and an installation guide using the same. According to an aspect of the present disclosure, a user or a designer is graphically provided with a user interface to define a shape of the distributed antenna system, and is provided with a configuration tool for generating a configuration file for a configuration of an actual distributed antenna system. According to another aspect of the present disclosure, there is suggested a distributed antenna system for providing an installation guide function by using a configuration file generated in the configuration tool.Type: GrantFiled: June 30, 2016Date of Patent: December 24, 2019Assignees: KMW U.S.A., Inc., SK Telesys Co., Ltd.Inventors: Bung Chul Kim, O Su Shin, Nak Zu E, Bo Yong Bae, Daniel Taeyoon Kim, Joon Hyong Shim, Dae Ho Woo, Dae Kwang Kim, Ki Wook Kim, Soo Young Choi, Myoung Yong Shin, Young Ho Jeon
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Patent number: 10510816Abstract: A display device according to an embodiment includes a substrate having a display area, and a peripheral area outside the display area including a first peripheral area adjacent to the display area, a first bending area extending from the first peripheral area, and a second peripheral area extending from the first bending area, and overlapping the first peripheral area, a display member at the display area, and including a first display area, and a second display area around the first display area, and a plurality of align keys on the substrate, wherein the first peripheral area includes a flat peripheral area corresponding to an area between the first display area and the first bending area, and a second bending area between the second display area and an end of the substrate, and wherein the plurality of align keys include a first align key at the flat peripheral area, and a second align key at the second peripheral area.Type: GrantFiled: May 9, 2018Date of Patent: December 17, 2019Assignee: Samsung Display Co., Ltd.Inventors: Ki Wook Kim, Won Kyu Kwak, Kwang-Min Kim, Dong Soo Kim, Joong-Soo Moon, Hyun Ae Park, Ji-Eun Lee, Chang Kyu Jin
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Publication number: 20190348489Abstract: An organic light emitting diode display device includes a substrate, light emitting structures, fan-out wirings, and a wiring structure. The substrate has a display region including a light emitting region and a peripheral region surrounding the light emitting region and a pad region located in one side of the display region. The light emitting structures are disposed in the light emitting region on the substrate. The fan-out wirings are disposed in the peripheral region on the substrate, and the fan-out wirings include a straight-line portion and an oblique line portion. The wiring structure is disposed on the fan-out wirings, and includes a conductive layer and conductive patterns spaced apart from each other and disposed on the conductive layer.Type: ApplicationFiled: April 30, 2019Publication date: November 14, 2019Inventors: Jisu NA, Kwang-Min KIM, Ki Wook KIM, Hyun Joon KIM
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Patent number: 10270553Abstract: A TDD (Time Division Duplex) switching control apparatus in a DAS (Distributed Antenna System) is provided. The present disclosure in some embodiments provides an apparatus, in a TDD switching control of a distributed antenna system, for transmitting a switching signal by using correlation property between a PSS (Primary Synchronization Signal) and an SSS (Secondary Synchronization Signal) and a property of a matched filter.Type: GrantFiled: July 25, 2016Date of Patent: April 23, 2019Assignees: KMW U.S.A., Inc., SK Telesys Co., Ltd.Inventors: Joon Hyong Shim, Jong Ho Park, Dae Ho Woo, Ki Wook Kim, Dae Kwang Kim, Myoung Yong Shin, Bung Chul Kim, Nak Zu E, Bo Yong Bae, Daniel Taeyoon Kim
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Publication number: 20180337220Abstract: A display device according to an embodiment includes a substrate having a display area, and a peripheral area outside the display area including a first peripheral area adjacent to the display area, a first bending area extending from the first peripheral area, and a second peripheral area extending from the first bending area, and overlapping the first peripheral area, a display member at the display area, and including a first display area, and a second display area around the first display area, and a plurality of align keys on the substrate, wherein the first peripheral area includes a flat peripheral area corresponding to an area between the first display area and the first bending area, and a second bending area between the second display area and an end of the substrate, and wherein the plurality of align keys include a first align key at the flat peripheral area, and a second align key at the second peripheral area.Type: ApplicationFiled: May 9, 2018Publication date: November 22, 2018Inventors: Ki Wook KIM, Won Kyu KWAK, Kwang-Min KIM, Dong Soo KIM, Joong-Soo MOON, Hyun Ae PARK, Ji-Eun LEE, Chang Kyu JIN