Patents by Inventor Won-Ki Hong
Won-Ki Hong 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: 20250095399Abstract: Provided is a display device comprising a display panel, a metal plate on a bottom surface of the display panel, the metal plate including a first surface facing the bottom surface of the display panel and a second surface opposite to the one surface, and a fingerprint sensor overlappingly disposed on the second surface of the metal plate, wherein the metal plate includes an indentation groove recessed in a direction toward the first surface from the second surface of the metal plate, and the fingerprint sensor is disposed on the second surface of the metal plate on which the indentation groove is formed.Type: ApplicationFiled: November 28, 2024Publication date: March 20, 2025Inventors: Kyung Min CHOI, Ji Hun RYU, Su Yul SEO, Kwang Hyun BAEK, Dong Hwan LEE, Won Ki HONG, Jeong An HONG
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Publication number: 20250068280Abstract: A display device including a touch sensor and a driving method thereof, and more particularly, a curved display device including a touch sensor and a driving method thereof, are presented. The display device includes: a touch sensor unit including a plurality of touch sensors; and at least one touch surface curved to along a first direction, wherein the touch surface includes a center region and edge regions positioned at both sides of the center region along the first direction, and wherein a sensitivity of the touch sensor in the center region is higher than a sensitivity of the touch sensors in the edge regions.Type: ApplicationFiled: November 11, 2024Publication date: February 27, 2025Inventors: Seung Lyong BOK, Won Ki HONG
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Patent number: 12197247Abstract: A display device including a display panel comprising at least one folding area. At least one elasticity-adjusting unit that changes an elastic force of the at least one folding area. An elasticity-adjusting circuit adjusting an elastic modulus for the at least one elasticity-adjusting unit in response to a change of a folding state of the at least one folding area. The at least one elasticity-adjusting unit has a width substantially equal to a width of the at least one folding area and the at least one elasticity-adjusting unit is disposed on a rear surface of the at least one folding area.Type: GrantFiled: November 7, 2022Date of Patent: January 14, 2025Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Ji Hun Ryu, Won Ki Hong, Su Yul Seo, Kyung Min Choi, Jeong An Hong
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Patent number: 12183114Abstract: Provided is a display device comprising a display panel, a metal plate on a bottom surface of the display panel, the metal plate including a first surface facing the bottom surface of the display panel and a second surface opposite to the one surface, and a fingerprint sensor overlappingly disposed on the second surface of the metal plate, wherein the metal plate includes an indentation groove recessed in a direction toward the first surface from the second surface of the metal plate, and the fingerprint sensor is disposed on the second surface of the metal plate on which the indentation groove is formed.Type: GrantFiled: July 20, 2022Date of Patent: December 31, 2024Assignee: Samsung Display Co., Ltd.Inventors: Kyung Min Choi, Ji Hun Ryu, Su Yul Seo, Kwang Hyun Baek, Dong Hwan Lee, Won Ki Hong, Jeong An Hong
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Patent number: 12169607Abstract: A display device including a touch sensor and a driving method thereof, and more particularly, a curved display device including a touch sensor and a driving method thereof, are presented. The display device includes: a touch sensor unit including a plurality of touch sensors; and at least one touch surface curved to along a first direction, wherein the touch surface includes a center region and edge regions positioned at both sides of the center region along the first direction, and wherein a sensitivity of the touch sensor in the center region is higher than a sensitivity of the touch sensors in the edge regions.Type: GrantFiled: August 7, 2023Date of Patent: December 17, 2024Assignee: Samsung Display Co., Ltd.Inventors: Seung Lyong Bok, Won Ki Hong
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Patent number: 12158774Abstract: A display device includes a display panel, a first measurement enabling unit, a second measurement enabling unit, and a processor. The display panel may display an image. The display panel includes a first non-folding part, a second non-folding part, and a first folding part. The first non-folding part is connected through the folding part to the second non-folding part. The first measurement enabling unit is disposed in or overlaps with the first non-folding part and may emit first light. The second measurement enabling unit is disposed in or overlaps with the second non-folding part and may output a first signal in response to at least one of a received force and received light. The processor is connected to the second measurement enabling unit and may use the first signal to determine a blood pressure value.Type: GrantFiled: June 29, 2022Date of Patent: December 3, 2024Assignee: Samsung Display Co., Ltd.Inventors: Seong Jun Lee, Won Ki Hong
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Patent number: 12135844Abstract: A display device includes: a display panel; a frame disposed on one surface of the display panel; a vibration generator disposed on one surface of the frame opposite to the one surface of the display panel; and a shielding member which protrudes from the one surface of the middle frame.Type: GrantFiled: February 2, 2023Date of Patent: November 5, 2024Assignee: Samsung Display Co., Ltd.Inventors: Sung Kook Park, Suk Kim, So Hee Park, Hee Seomoon, Tae Hee Lee, Won Ki Hong
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Patent number: 12066340Abstract: A display device includes a display panel and a first force sensor. The first force sensor is disposed adjacent to a first edge of the display panel and extends along the first edge. The first force sensor includes a plurality of first sensing regions and a second sensing region disposed closer to the second end of the first force sensor than the first sensing regions. The first sensing regions are disposed closer to a first end of the first force sensor than the second sensing region, and the second sensing region. The second sensing region is disposed closer to a second end of the first force sensor than the first sensing regions. The second sensing region has a larger area than each of the first sensing regions.Type: GrantFiled: March 18, 2019Date of Patent: August 20, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Won Ki Hong, Tae Hee Lee, Sung Kook Park
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Patent number: 12056304Abstract: A force sensor includes first and second substrates. The second substrate faces the first substrate. A driving electrode is disposed on a first surface of the first substrate facing the second substrate. A sensing electrode is disposed on the first surface of the first substrate and is spaced apart from the driving electrode. A force sensitive layer is disposed on a first surface of the second substrate, facing the first substrate. The driving electrode includes a main driving protrusion that protrudes from a side surface of the driving electrode, facing the sensing electrode.Type: GrantFiled: January 31, 2023Date of Patent: August 6, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Won Ki Hong, Sung Kook Park, So Hee Park, Hee Seomoon, Young Seok Seo, Tae Hee Lee
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Patent number: 12041833Abstract: A display apparatus includes: a first substrate having a front surface and a rear surface; a first display layer disposed on the front surface of the first substrate, the first display layer configured to emit light in a front direction; a second display layer disposed on the rear surface of the first substrate, the second display layer configured to emit light in a rear direction; and a pressure sensor disposed on the rear surface of the first substrate, the pressure sensor configured to sense a pressure of a touch of a user.Type: GrantFiled: December 17, 2021Date of Patent: July 16, 2024Assignee: Samsung Display Co., Ltd.Inventors: Seung Lyong Bok, Hee June Kwak, Mu Gyeom Kim, Min Soo Kim, Won Ki Hong
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Publication number: 20240236007Abstract: A traffic categorization method and device are disclosed. A traffic categorization method according to one embodiment of the present invention may comprise the steps of: receiving flow data comprising information about a flow; scaling for the flow data; generating input data by removing, on the basis of a correlation, overlapping data from the scaled flow data; and categorizing a network traffic on the basis of the input data.Type: ApplicationFiled: April 10, 2020Publication date: July 11, 2024Applicant: POSTECH RESEARCH AND BUSINESS DEVELOPMENT FOUNDATIONInventors: Won Ki HONG, Jae Hyoung YOO, Ji Bum HONG
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Patent number: 12025519Abstract: A test apparatus includes: a stage having a planar surface extending in a first direction and a second direction crossing the first direction; a mounting portion that is disposed on the stage to place a test member thereon; an angle adjusting portion adjusting a first angle of the mounting portion to incline the mounting portion with respect to the planar surface of the stage; and a pressing guide disposed on the stage and moving a pressing member in the first direction, the second direction, and a third direction normal to the planar surface of the stage.Type: GrantFiled: November 5, 2021Date of Patent: July 2, 2024Assignee: Samsung Display Co., Ltd.Inventors: Tae Hee Lee, Sung Kook Park, So Hee Park, Hee Seomoon, Won Ki Hong
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Patent number: 12008180Abstract: A display device includes a display panel. A metal plate is disposed on a bottom surface of the display panel and includes a first surface facing the bottom surface of the display panel and a second surface opposite to the one surface. A fingerprint sensor overlaps the second surface of the metal plate. The metal plate includes a recess that is recessed in a direction from the second surface of the metal plate toward the first surface.Type: GrantFiled: August 15, 2022Date of Patent: June 11, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Su Yul Seo, Ji Hun Ryu, Kwang Hyun Baek, Kyung Min Choi, Won Ki Hong, Jeong An Hong
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Patent number: 11989363Abstract: A display device including a display panel; a pressure sensor disposed under the display panel and including a first protrusion at one side thereof; and a waterproofing member disposed under the display panel and including a first accommodation portion at one side thereof facing the one side. The protrusion of the pressure sensor is disposed to face the first accommodation portion of the waterproofing member, and the first protrusion is inserted in the first accommodation portion.Type: GrantFiled: July 19, 2021Date of Patent: May 21, 2024Assignee: Samsung Display Co., Ltd.Inventors: Sung Kook Park, So Hee Park, Hee Seomoon, Tae Hee Lee, Won Ki Hong
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Publication number: 20240137323Abstract: A traffic categorization method and device are disclosed. A traffic categorization method according to one embodiment of the present invention may comprise the steps of: receiving flow data comprising information about a flow; scaling for the flow data; generating input data by removing, on the basis of a correlation, overlapping data from the scaled flow data; and categorizing a network traffic on the basis of the input data.Type: ApplicationFiled: April 9, 2020Publication date: April 25, 2024Applicant: POSTECH RESEARCH AND BUSINESS DEVELOPMENT FOUNDATIONInventors: Won Ki HONG, Jae Hyoung YOO, Ji Bum HONG
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Patent number: 11961322Abstract: Provided are a force sensor, a display device including the same, and a method of driving the same. The force sensor includes a first base substrate and a second base substrate facing each other; first force sensor electrodes extending in a first direction and arranged in a second direction crossing the first direction on the first base substrate; second force sensor electrodes extending in the second direction and arranged in the first direction on the second base substrate; and a sensor hole configured to transmit light. Any one of the first force sensor electrodes includes a first sub-force sensor electrode disposed on a first side of the sensor hole and a second sub-force sensor electrode disposed on a second side opposite to the first side of the sensor hole.Type: GrantFiled: March 1, 2021Date of Patent: April 16, 2024Assignee: Samsung Display Co., Ltd.Inventors: Hee Seomoon, Won Ki Hong, Hyeon Jun Lee
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Patent number: 11928298Abstract: Disclosed is a display device including a display panel that displays an image on a display surface and an input sensor having a sensor area and a dummy area defined therein. The input sensor includes a first conductive layer that is disposed on the display panel and that includes a first dummy electrode disposed in the sensor area and the dummy area, a second conductive layer that is disposed on the first conductive layer and that includes a sensor electrode disposed in the sensor area and a second dummy electrode disposed in the dummy area, and a pressure sensor electrode disposed between the first dummy electrode and the second dummy electrode.Type: GrantFiled: June 28, 2022Date of Patent: March 12, 2024Assignee: Samsung Display Co., Ltd.Inventors: Seung-Lyong Bok, Chang Sik Kim, Won-Ki Hong
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Patent number: 11874975Abstract: An electronic pen includes a projector configured to generate a virtual code pattern, a light-emitting unit configured to emit light to a detection area, a light-receiving unit configured to detect light reflected from the detection area, and a code processor configured to control the projector, the light-emitting unit, and the light-receiving unit. The code processor is configured to, when a code pattern is detected in a portion of the detection area, generate the virtual code pattern, which corresponds to a remaining portion of the detection area. The projector is configured to output the virtual code pattern to the remaining portion of the detection area.Type: GrantFiled: October 31, 2022Date of Patent: January 16, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyung Chul Kim, Won Ki Hong
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Patent number: 11836312Abstract: A display device includes: a display panel; a first force sensor disposed under the display panel; and a first waterproof member disposed under the display panel and disposed on an outer side of the first force sensor, wherein a height of the first waterproof member is larger than a height of the first force sensor.Type: GrantFiled: December 7, 2020Date of Patent: December 5, 2023Assignee: Samsung Display Co., Ltd.Inventors: Won Ki Hong, Tae Hee Lee, Sung Kook Park, So Hee Park, Hee Seomoon
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Patent number: D1084018Type: GrantFiled: May 8, 2023Date of Patent: July 15, 2025Assignee: Samsung Display Co., Ltd.Inventors: Hee Seomoon, Sung Kook Park, So Hee Park, Tae Hee Lee, Won Ki Hong