Patents by Inventor Yong-Kwan Kim
Yong-Kwan 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: 12253883Abstract: A digitizer includes a first sensing coil disposed in an active region, a first dummy line disposed in the same layer as the first sensing coil, a second sensing coil disposed below the first sensing coil in the active region, a second dummy line disposed in the same layer as the second sensing coil, a bridge line disposed below the second sensing coil, and a third dummy line disposed in the same layer as the bridge line. At least two dummy lines among the first, second, and third dummy lines extend in the same direction.Type: GrantFiled: September 18, 2023Date of Patent: March 18, 2025Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Yong-Kwan Kim, Hirotsugu Kishimoto, Hyunjae Na, Seokwon Jang, Chul Ho Jeong
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Patent number: 12223580Abstract: Disclosed are an interfacing method and an apparatus for three-dimensional (3D) sketch. According to an example embodiment, the interfacing method for sketching in a virtual space of three dimensions includes determining a surface including an area in which a first user input is received in the virtual space to be a region of interest, controlling a position of the region of interest in the virtual space based on a second user input on the region of interest, and generating at least one sketch line belonging to the region of interest based on a third user input.Type: GrantFiled: September 14, 2021Date of Patent: February 11, 2025Assignee: SKETCHSOFT INC.Inventors: Yong Kwan Kim, Sang Gyun An, Kyu Hyoung Hong
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Publication number: 20250040127Abstract: A method of fabricating a semiconductor device. A cell area and a core area are defined in a substrate. A bit line structure disposed in the cell area is provided. A gate structure disposed in the core area is provided, and a core capping film disposed on the gate structure is provided. A height of the core capping film is greater than a height of the bit line structure. A first contact film is formed on the bit line structure. A second contact film is formed on the core capping film. A mask is formed on the first contact film. An upper surface of the core capping film is exposed using the mask. The first contact film is etched until a height of the first contact film becomes less than a height of the bit line structure using an etching process. In the etching process, an etching rate for the first contact film is greater than etching rates for the bit line structure and the core capping film.Type: ApplicationFiled: October 9, 2024Publication date: January 30, 2025Inventors: JIN A KIM, SUN YOUNG LEE, YONG KWAN KIM, JI YOUNG KIM, CHANG HYUN CHO
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Patent number: 12197663Abstract: A display device includes a display module which includes a first non-folding area, a folding area, and a second non-folding area, and a digitizer which includes a first area overlapping the first non-folding area and a portion of the folding area, a second area overlapping the folding area, and a third area overlapping a portion of the folding area and the second non-folding area, where a plurality of holes is defined in the second area through the digitizer, and the digitizer includes a base layer, a plurality of first coils, a plurality of second coils, first signal lines which are connected to the plurality of first coils, overlap the first area, the second area, and the third area, and do not overlap the plurality of holes, and second signal lines connected to the plurality of second coils and overlapping the third area.Type: GrantFiled: August 17, 2023Date of Patent: January 14, 2025Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hirotsugu Kishimoto, Yong-Kwan Kim, Hyunjae Na, Sungguk An, Seokwon Jang, Sung-Ki Jung
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Patent number: 12175034Abstract: A display device includes a display panel including a first non-folding area, a second non-folding area, and a folding area that are arranged along a first direction, the folding area being foldable along a folding line extending along a second direction intersecting the first direction, a panel lower member disposed below the display panel, and a digitizer disposed below the panel lower member and including a base layer and sensing coils. The base layer includes a folding portion including holes overlapping the folding area of the display panel and first and second non-folding portions disposed along the first direction. The folding portion is disposed between the first and second non-folding portions. The sensing coils are disposed on the base layer, and the base layer includes a matrix including a filler and an elastomer and weaving-shaped fiber lines disposed inside the matrix and alternately arranged with each other.Type: GrantFiled: August 2, 2023Date of Patent: December 24, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hirotsugu Kishimoto, Yong Kwan Kim, Hyun Jae Na, Seok Won Jang, Sung Guk An, Chul Ho Jeong
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Patent number: 12151363Abstract: An object control method and an object control device are disclosed. The disclosed object control method: detects a control activation/deactivation command generated by a user; detects, in a state in which the control activation/deactivation command is detected, a user command including a movement variation command and a rotation variation command; determines a user input by the movement variation command and the rotation variation command; and controls an object according to the user input.Type: GrantFiled: January 21, 2019Date of Patent: November 26, 2024Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Seok Hyung Bae, Yong Kwan Kim, Joon Hyub Lee, Sang Gyun An
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Patent number: 12141410Abstract: An electronic apparatus includes a display panel and a digitizer disposed under the display panel and provided with a plurality of holes defined therethrough to overlap the folding region. The digitizer includes a first base layer, first loop coils including first first coils and second first coils, a second base layer disposed under the first base layer, second loop coils including first second coils and second second coils, and interposed between the first base layer and the second base layer, and bridge patterns. A first first line included in one bridge pattern is connected to a corresponding first first coil, and a second first line included in the bridge pattern is connected to the second first coil which receives a signal the same as a signal of the first first coil.Type: GrantFiled: September 19, 2023Date of Patent: November 12, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyunjae Na, Hirotsugu Kishimoto, Yong-Kwan Kim, Seokwon Jang, Chul Ho Jeong
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Patent number: 12144167Abstract: A method of fabricating a semiconductor device. A cell area and a core area is defined in a substrate. A bit line structure disposed in the cell area is provided. A gate structure disposed in the core area is provided, and a core capping film disposed on the gate structure is provided. A height of the core capping film is greater than a height of the bit line structure. A first contact film is formed on the bit line structure. A second contact film is formed on the core capping film. A mask is formed on the first contact film. An upper surface of the core capping film is exposed using the mask. The first contact film is etched until a height of the first contact film becomes less than a height of the bit line structure using an etching process. In the etching process, an etching rate for the first contact film is greater than etching rates for the bit line structure and the core capping film.Type: GrantFiled: August 22, 2022Date of Patent: November 12, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin A Kim, Sun Young Lee, Yong Kwan Kim, Ji Young Kim, Chang Hyun Cho
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Patent number: 12118174Abstract: An electronic device includes: a display panel and a digitizer including first and second non-folding parts and a folding part between the first and second non-folding parts. The digitizer includes a base layer, first loop coils on the base layer and each including a first part on the first non-folding part, a second part on the second non-folding part, and a third part on the folding part, second loop coils below the base layer. The third part includes first patterns adjacent to first ends of first group holes, second patterns adjacent to second ends of second group holes, and third patterns connecting the first and second patterns. Each of the first and second patterns has a curvature.Type: GrantFiled: October 1, 2023Date of Patent: October 15, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hirotsugu Kishimoto, Yong-Kwan Kim, Hyunjae Na, Seokwon Jang, Chul Ho Jeong, Sungguk An
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Publication number: 20240302863Abstract: An electronic apparatus is provided and includes a display module having a folding region foldable with respect to a folding axis and including a first non-folding region and a second non-folding region spaced apart from each other along a second direction, and a digitizer disposed under the display module, and the digitizer includes a base part including base layers, first and second sensing coils disposed between the base layers and insulated from each other, and an upper reinforcement part including a first reinforcement layer and a second reinforcement layer each of which is disposed on an upper surface of the base part, and which are spaced apart from each other along the second direction with the folding region therebetween, wherein at least a portion of the base part containing either synthetic rubber or polydimethylsiloxane (PDMS).Type: ApplicationFiled: January 15, 2024Publication date: September 12, 2024Inventors: SEOKWON JANG, HIROTSUGU KISHIMOTO, HYUNJAE NA, YONG-KWAN KIM, SUNGGUK AN, CHUL HO JEONG
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Patent number: 12075688Abstract: A display device includes a display module and a support plate disposed on the display module and including a plurality of first fibers and a plurality of second fibers disposed on the first fibers and extending to cross the first fibers in a plan view. An opening is defined in the support plate and includes first sides parallel to an extension direction of the first fibers and facing each other and second sides parallel to an extension direction of the second fibers and facing each other.Type: GrantFiled: September 9, 2021Date of Patent: August 27, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Suchang Ryu, Sunjoong Gwak, Yong-Kwan Kim
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Publication number: 20240281034Abstract: A digitizer includes a first non-folding portion, a folding portion having a plurality of holes, and a second non-folding portion, which are arranged along a first direction, where the digitizer includes a core layer including a polymer, a first insulation layer including a fiber reinforced plastic, and disposed above the core layer, a second insulation layer including the fiber reinforced plastic, and disposed below the core layer, and a plurality of sensing coils disposed between the first insulation layer and the second insulation layer.Type: ApplicationFiled: January 12, 2024Publication date: August 22, 2024Inventors: SEOKWON JANG, YONG-KWAN KIM, HYUNJAE NA, SUNGGUK AN, CHUL HO JEONG
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Patent number: 12064785Abstract: A window coating jig includes: a base part and a stage which includes a support part, a first sidewall part surrounding the support part and defining an outer wall, and a second sidewall part disposed between the support part and the first sidewall part, and protrudes from the base part, wherein a blow groove is defined between the first sidewall part and the second sidewall part, a suction groove is defined between the second sidewall part and the support part, the base part has a blow hole and a suction hole passing through the base part, the blow hole and the suction hole being defined therein, the blow hole overlaps the blow groove, the suction hole overlaps the suction groove, and the first sidewall part has a vent opening passing therethrough in a direction crossing the direction in which the blow hole extends, the vent opening being defined therein.Type: GrantFiled: November 17, 2022Date of Patent: August 20, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Seoyoung Jang, Boa Kim, Yong-Kwan Kim, Jiin Yoon, Kyungeun Lee, Jinnyoung Heo
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Publication number: 20240220061Abstract: An electronic device includes: a display panel and a digitizer including first and second non-folding parts and a folding part between the first and second non-folding parts. The digitizer includes a base layer, first loop coils on the base layer and each including a first part on the first non-folding part, a second part on the second non-folding part, and a third part on the folding part, second loop coils below the base layer. The third part includes first patterns adjacent to first ends of first group holes, second patterns adjacent to second ends of second group holes, and third patterns connecting the first and second patterns. Each of the first and second patterns has a curvature.Type: ApplicationFiled: October 1, 2023Publication date: July 4, 2024Inventors: HIROTSUGU KISHIMOTO, YONG-KWAN KIM, HYUNJAE NA, SEOKWON JANG, CHUL HO JEONG, SUNGGUK AN
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Publication number: 20240221544Abstract: A foldable display device includes a display module including a first non-folding portion, a second non-folding portion, and a first folding portion between the first non-folding portion and the second non-folding portion, a first support member on a lower surface of the display module, the first support member including a first support portion supporting the first non-folding portion, a second support portion supporting the second non-folding portion, and a first opening pattern overlapping the first folding portion, and including a glass material, and a second support member under the first support member and supporting the display module.Type: ApplicationFiled: March 19, 2024Publication date: July 4, 2024Inventors: HYUNJUN CHO, KYU YOUNG KIM, YONG-KWAN KIM, HANSUN RYOU, YONGHYUCK LEE, HONGKWAN LEE, SOHRA HAN
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Publication number: 20240184332Abstract: A digitizer includes a first sensing coil disposed in an active region, a first dummy line disposed in the same layer as the first sensing coil, a second sensing coil disposed below the first sensing coil in the active region, a second dummy line disposed in the same layer as the second sensing coil, a bridge line disposed below the second sensing coil, and a third dummy line disposed in the same layer as the bridge line.Type: ApplicationFiled: September 18, 2023Publication date: June 6, 2024Inventors: YONG-KWAN KIM, HIROTSUGU KISHIMOTO, HYUNJAE NA, SEOKWON JANG, CHUL HO JEONG
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Patent number: 12001242Abstract: An electronic device includes a display module, and a support plate disposed under the display module and comprising reinforced fibers having long axes arranged in parallel to a direction. The electronic device is divided into a folding area foldable with respect to a folding axis extending in the direction, and a non-folding area adjacent to the folding area.Type: GrantFiled: October 12, 2021Date of Patent: June 4, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyunjun Cho, Kyu Young Kim, Yong-Kwan Kim, Hansun Ryou, Yonghyuck Lee, Hongkwan Lee, Sohra Han
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Publication number: 20240160246Abstract: An electronic device includes a display panel including a folding area and first and second non-folding areas spaced apart from each other with the folding area between the first and second non-folding areas, and a digitizer including a first non-folding portion overlapping the first non-folding area, a second non-folding portion overlapping the second non-folding area, and a folding portion overlapping the folding area and including holes. The digitizer includes first loop coils in a first direction and second loop coils in a second direction and insulated from and intersecting with the first loop coils. The second loop coils may include non-folding coils respectively in the first and second non-folding portions and folding coils, at least one of which is in the folding portion. The non-folding coils are driven in a first mode, and the folding coils are driven in a second mode.Type: ApplicationFiled: November 9, 2023Publication date: May 16, 2024Applicant: Samsung Display Co., Ltd.Inventors: HYUNJAE NA, HIROTSUGU KISHIMOTO, YONG-KWAN KIM, SUNGGUK AN, SEOKWON JANG, CHUL HO JEONG
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Publication number: 20240163355Abstract: An electronic device includes: a digitizer disposed under a display panel, where the digitizer includes an upper layer divided into a first non-foldable portion, a second non-foldable portion, and a foldable portion overlapping the foldable area, where a plurality of holes are defined in the foldable portion, and a lower layer including a first plate and a second plate spaced apart from each other along the first direction so as to define a space therebetween in an area overlapping the foldable portion, where the upper layer includes a base layer, first loop coils, second-first loop coils disposed in the first non-foldable portion, and second-second loop coils disposed in the second non-foldable portion, where the lower layer includes a third-first loop coil disposed in the first plate so as to overlap the foldable portion and a third-second loop coil disposed in the second plate so as to overlap the foldable portion.Type: ApplicationFiled: September 28, 2023Publication date: May 16, 2024Inventors: SEOKWON JANG, HIROTSUGU KISHIMOTO, YONG-KWAN KIM, HYUNJAE NA, SUNGGUK AN, CHUL HO JEONG
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Publication number: 20240160329Abstract: An electronic apparatus includes a display panel and a digitizer disposed under the display panel and provided with a plurality of holes defined therethrough to overlap the folding region. The digitizer includes a first base layer, first loop coils including first first coils and second first coils, a second base layer disposed under the first base layer, second loop coils including first second coils and second second coils, and interposed between the first base layer and the second base layer, and bridge patterns. A first first line included in one bridge pattern is connected to a corresponding first first coil, and a second first line included in the bridge pattern is connected to the second first coil which receives a signal the same as a signal of the first first coil.Type: ApplicationFiled: September 19, 2023Publication date: May 16, 2024Inventors: HYUNJAE NA, HIROTSUGU KISHIMOTO, YONG-KWAN KIM, SEOKWON JANG, CHUL HO JEONG