Patents by Inventor Hyoung-Wook Jang
Hyoung-Wook Jang 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: 20240135744Abstract: A display device comprises a display panel comprising an image display area and a non-display area, display pixels comprising light-emitting elements in the image display area and pixel driving units connected to the light-emitting elements, light-sensing pixels comprising photo-detecting units in a fingerprint sensing area in the image display area, and sense driving units connected to the photo-detecting units, a light-sensing reset driver configured to supply reset signals to the sense driving units of the light-sensing pixels for at least each horizontal line among the light-sensing pixels in response to a line select signal from a display driving circuit; and a fingerprint scan driver configured to sequentially supply a fingerprint scan signal to the sense driving units of the light-sensing pixels in response to a fingerprint scan control signal from the display driving circuit.Type: ApplicationFiled: September 27, 2023Publication date: April 25, 2024Inventors: Hyun Dae LEE, Il Nam KIM, Hyoung Wook JANG, Kang Bin JO, Go Eun CHA, Hee Chul HWANG
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Publication number: 20230350512Abstract: A sensing panel includes a touch sensor that obtains information of a touch input in a sensing area, and a biometric sensor that obtains biometric information in a biometric sensing area. The touch sensor includes sensing pattern layers in the sensing area. The sensing pattern layers include cell electrodes and bridge electrodes electrically connecting the cell electrodes. The biometric sensor includes biometric sensing pattern layers in the biometric sensing area and trace lines electrically connected to the biometric sensing pattern layers. The trace lines and at least a portion of the bridge electrodes are disposed on a same layer. The trace lines bypass the bridge electrodes in a plan view.Type: ApplicationFiled: January 31, 2023Publication date: November 2, 2023Applicant: Samsung Display Co., LTD.Inventors: Keum Dong JUNG, Hyoung Wook JANG
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Publication number: 20220155904Abstract: A touch screen panel includes a plurality of pixels on a substrate, a sealing thin film on the substrate, and a plurality of sensing electrodes on the sealing thin film, each of the sensing electrodes having a mesh structure, the mesh structures of the sensing electrodes and the pixels overlapping different portions of the substrate.Type: ApplicationFiled: November 22, 2021Publication date: May 19, 2022Inventor: Hyoung-Wook JANG
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Patent number: 11237668Abstract: A touch sensor includes a base layer, first touch sensor columns, second touch sensor columns, and sensing lines. The base layer includes a sensing region and a non-sensing region. The first touch sensor columns extend in a first direction. The first touch sensor columns include first touch electrodes. The first touch electrodes include sub-touch electrodes in the sensing region. The second touch sensor columns include second touch electrodes in the sensing region. The second touch sensor columns are alternately arranged with the first touch sensor columns. The sensing lines are in the non-sensing region. The sensing lines include: first sensing lines electrically connected to the sub-touch electrodes, and second sensing lines electrically connected to the second touch electrodes. The sub-touch electrodes and the second touch electrodes have different widths.Type: GrantFiled: March 16, 2020Date of Patent: February 1, 2022Assignee: Samsung Display Co., Ltd.Inventors: Soo Jung Lee, Hyoung Wook Jang, Gwang Bum Ko, Jeong Yun Han
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Patent number: 11182033Abstract: A touch screen panel includes a plurality of pixels on a substrate, a sealing thin film on the substrate, and a plurality of sensing electrodes on the sealing thin film, each of the sensing electrodes having a mesh structure, the mesh structures of the sensing electrodes and the pixels overlapping different portions of the substrate.Type: GrantFiled: January 28, 2020Date of Patent: November 23, 2021Assignee: Samsung Display Co., Ltd.Inventor: Hyoung-Wook Jang
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Patent number: 10976859Abstract: A touch screen including a plurality of first sensing electrode columns having a plurality of first sensing electrodes, the plurality of first sensing electrode columns extending in one direction, and a plurality of second sensing electrode columns alternately disposed with the first sensing electrode columns, the plurality of second sensing electrode columns including a plurality of second sensing electrodes having a plurality of sub-electrodes. Sub-electrodes of one of adjacent second sensing electrodes are electrically connected to sub-electrodes of another of the adjacent second sensing electrodes. At least some of the first sensing electrodes include a first region and a second region electrically separated from the first region.Type: GrantFiled: April 2, 2020Date of Patent: April 13, 2021Assignee: Samsung Display Co., Ltd.Inventors: Hyun Jae Na, Gwang Bum Ko, Hyoung Wook Jang, Ye Ri Jeong, Jeong Yun Han
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Patent number: 10942590Abstract: A display device includes: a substrate including a plurality of pixel regions; a first electrode arranged on each of the pixel regions of the substrate; an organic layer arranged on the first electrode; a second electrode including a plurality of second electrode patterns each at least partially overlapping respective ones of the pixel regions and arranged on the organic layer; and a plurality of sensing lines spaced apart from the first electrode on the same plane or layer as the first electrode, the sensing lines being connected to respective ones of the second electrode patterns.Type: GrantFiled: September 12, 2016Date of Patent: March 9, 2021Inventors: Jong Han Jeong, Ha Da Chang, Hyoung Wook Jang
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Patent number: 10915213Abstract: A touch sensor includes: a plurality of first sensor electrode columns disposed in a sensing area, the plurality of first sensor electrode columns each including one or more first sensor electrodes; a plurality of second sensor electrode columns alternately disposed with the first sensor electrode columns in the sensing area, the plurality of second sensor electrode columns each including a plurality of second sensor electrodes having a length defined by a longitudinal axis and a width extending in a direction across the length; and a plurality of lines connected to the first sensor electrode columns and the second sensor electrode columns. An outline length of at least some of the second sensor electrodes facing the first sensor electrodes varies along the longitudinal axis of its respective second sensor electrodes.Type: GrantFiled: March 2, 2020Date of Patent: February 9, 2021Assignee: Samsung Display Co., Ltd.Inventors: Gwang Bum Ko, Hyun Jae Na, Hyoung Wook Jang, Ye Ri Jeong, Jeong Yun Han
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Patent number: 10754483Abstract: A flexible display device and a method of driving a flexible display device, in which the method of driving the flexible display device includes detecting a capacitance change with respect to at least some coordinates of a display area, determining whether bending is occurring through the detected capacitance change, and setting a driving mode in response to a result of the step of determining whether bending is occurring. The driving mode is converted into a bending mode when it is determined that bending is occurring, and the driving mode is set into a force touch mode when it is determined that bending is not occurring.Type: GrantFiled: September 20, 2019Date of Patent: August 25, 2020Assignee: Samsung Display Co., Ltd.Inventors: Young Seok Seo, Won-Ki Hong, Jung Hyun Kim, Hyoung Wook Jang
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Publication number: 20200233528Abstract: A touch screen including a plurality of first sensing electrode columns having a plurality of first sensing electrodes, the plurality of first sensing electrode columns extending in one direction, and a plurality of second sensing electrode columns alternately disposed with the first sensing electrode columns, the plurality of second sensing electrode columns including a plurality of second sensing electrodes having a plurality of sub-electrodes. Sub-electrodes of one of adjacent second sensing electrodes are electrically connected to sub-electrodes of another of the adjacent second sensing electrodes. At least some of the first sensing electrodes include a first region and a second region electrically separated from the first region.Type: ApplicationFiled: April 2, 2020Publication date: July 23, 2020Inventors: Hyun Jae NA, Gwang Bum KO, Hyoung Wook JANG, Ye Ri JEONG, Jeong Yun HAN
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Publication number: 20200218379Abstract: A touch sensor includes a base layer, first touch sensor columns, second touch sensor columns, and sensing lines. The base layer includes a sensing region and a non-sensing region. The first touch sensor columns extend in a first direction. The first touch sensor columns include first touch electrodes. The first touch electrodes include sub-touch electrodes in the sensing region. The second touch sensor columns include second touch electrodes in the sensing region. The second touch sensor columns are alternately arranged with the first touch sensor columns. The sensing lines are in the non-sensing region. The sensing lines include: first sensing lines electrically connected to the sub-touch electrodes, and second sensing lines electrically connected to the second touch electrodes. The sub-touch electrodes and the second touch electrodes have different widths.Type: ApplicationFiled: March 16, 2020Publication date: July 9, 2020Inventors: Soo Jung LEE, Hyoung Wook JANG, Gwang Bum KO, Jeong Yun HAN
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Patent number: 10705663Abstract: A touch screen including a substrate that includes an active area and a non-active area adjacent to the active area, the active area including at least one fingerprint recognition area; touch sensing electrodes including first sensing electrodes arranged in the active area, and at least one second sensing electrode arranged in the fingerprint recognition area, the second sensing electrode configured for sensing a touch and recognizing a fingerprint; and a pad portion provided with a plurality of pads which are electrically connected to respective sensing electrodes, wherein the at least one second sensing electrode includes: a plurality of sub electrodes extending in a direction inclined with respect to an edge portion of the active area; and a plurality of fingerprint recognition lines connecting the sub electrodes to the pad portion, and the fingerprint recognition lines arranged in a same fingerprint recognition area extend in a same direction.Type: GrantFiled: June 28, 2019Date of Patent: July 7, 2020Assignee: Samsung Display Co., Ltd.Inventors: Soon Sung Ahn, Hyoung Wook Jang, Hyun Jae Na, Mu Gyeom Kim
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Publication number: 20200201478Abstract: A touch sensor includes: a plurality of first sensor electrode columns disposed in a sensing area, the plurality of first sensor electrode columns each including one or more first sensor electrodes; a plurality of second sensor electrode columns alternately disposed with the first sensor electrode columns in the sensing area, the plurality of second sensor electrode columns each including a plurality of second sensor electrodes having a length defined by a longitudinal axis and a width extending in a direction across the length; and a plurality of lines connected to the first sensor electrode columns and the second sensor electrode columns. An outline length of at least some of the second sensor electrodes facing the first sensor electrodes varies along the longitudinal axis of its respective second sensor electrodes.Type: ApplicationFiled: March 2, 2020Publication date: June 25, 2020Inventors: Gwang Bum Ko, Hyun Jae Na, Hyoung Wook Jang, Ye Ri Jeong, Jeong Yun Han
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Publication number: 20200183516Abstract: A display device includes: a plurality of first electrode patterns; a plurality of second electrode patterns; a plurality of first touch signal lines; and a plurality of second touch signal lines. The plurality of first electrode patterns respectively include a plurality of first electrode cells physically separated from each other and arranged in a first direction. The plurality of second electrode patterns include a plurality of second electrode cells physically separated from each other and arranged in a second direction crossing the first direction. The plurality of first touch signal lines are connected to the first electrode cells. The plurality of second touch signal lines are connected to the second electrode cells. The first and second electrode patterns and the first and second touch signal lines are all positioned at the same layer on a substrate. The first touch signal lines are independently connected to each first electrode cell.Type: ApplicationFiled: February 10, 2020Publication date: June 11, 2020Inventors: Hyoung Wook JANG, Hyun Jae NA, Jin Woo NOH, Soon Sung AHN
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Publication number: 20200167018Abstract: A touch screen panel includes a plurality of pixels on a substrate, a sealing thin film on the substrate, and a plurality of sensing electrodes on the sealing thin film, each of the sensing electrodes having a mesh structure, the mesh structures of the sensing electrodes and the pixels overlapping different portions of the substrate.Type: ApplicationFiled: January 28, 2020Publication date: May 28, 2020Inventor: Hyoung-Wook JANG
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Patent number: 10613681Abstract: A touch screen including a plurality of first sensing electrode columns having a plurality of first sensing electrodes, the plurality of first sensing electrode columns extending in one direction, and a plurality of second sensing electrode columns alternately disposed with the first sensing electrode columns, the plurality of second sensing electrode columns including a plurality of second sensing electrodes having a plurality of sub-electrodes. Sub-electrodes of one of adjacent second sensing electrodes are electrically connected to sub-electrodes of another of the adjacent second sensing electrodes. At least some of the first sensing electrodes include a first region and a second region electrically separated from the first region.Type: GrantFiled: May 15, 2017Date of Patent: April 7, 2020Assignee: Samsung Display Co., Ltd.Inventors: Hyun Jae Na, Gwang Bum Ko, Hyoung Wook Jang, Ye Ri Jeong, Jeong Yun Han
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Patent number: 10592056Abstract: A touch sensor includes a base layer, first touch sensor columns, second touch sensor columns, and sensing lines. The base layer includes a sensing region and a non-sensing region. The first touch sensor columns extend in a first direction. The first touch sensor columns include first touch electrodes. The first touch electrodes include sub-touch electrodes in the sensing region. The second touch sensor columns include second touch electrodes in the sensing region. The second touch sensor columns are alternately arranged with the first touch sensor columns. The sensing lines are in the non-sensing region. The sensing lines include: first sensing lines electrically connected to the sub-touch electrodes, and second sensing lines electrically connected to the second touch electrodes. The sub-touch electrodes and the second touch electrodes have different widths.Type: GrantFiled: May 3, 2018Date of Patent: March 17, 2020Assignee: Samsung Display Co., Ltd.Inventors: Soo Jung Lee, Hyoung Wook Jang, Gwang Bum Ko, Jeong Yun Han
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Patent number: 10592052Abstract: A touch sensor includes: a plurality of first sensor electrode columns disposed in a sensing area, the plurality of first sensor electrode columns each including one or more first sensor electrodes; a plurality of second sensor electrode columns alternately disposed with the first sensor electrode columns in the sensing area, the plurality of second sensor electrode columns each including a plurality of second sensor electrodes having a length defined by a longitudinal axis and a width extending in a direction across the length; a plurality of lines connected to the first sensor electrode columns and the second sensor electrode columns; and a pad unit including a plurality of pads connected to the lines, wherein at least some of the second sensor electrodes have a width that varies along the longitudinal axis of its respective second electrodes.Type: GrantFiled: September 17, 2019Date of Patent: March 17, 2020Assignee: Samsung Display Co., Ltd.Inventors: Gwang Bum Ko, Hyun Jae Na, Hyoung Wook Jang, Ye Ri Jeong, Jeong Yun Han
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Patent number: 10564783Abstract: A display device includes: a plurality of first electrode patterns; a plurality of second electrode patterns; a plurality of first touch signal lines; and a plurality of second touch signal lines. The plurality of first electrode patterns respectively include a plurality of first electrode cells physically separated from each other and arranged in a first direction. The plurality of second electrode patterns include a plurality of second electrode cells physically separated from each other and arranged in a second direction crossing the first direction. The plurality of first touch signal lines are connected to the first electrode cells. The plurality of second touch signal lines are connected to the second electrode cells. The first and second electrode patterns and the first and second touch signal lines are all positioned at the same layer on a substrate. The first touch signal lines are independently connected to each first electrode cell.Type: GrantFiled: February 12, 2018Date of Patent: February 18, 2020Assignee: Samsung Display Co., Ltd.Inventors: Hyoung Wook Jang, Hyun Jae Na, Jin Woo Noh, Soon Sung Ahn
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Patent number: 10551983Abstract: A touch screen panel includes a plurality of pixels on a substrate, a sealing thin film on the substrate, and a plurality of sensing electrodes on the sealing thin film, each of the sensing electrodes having a mesh structure, the mesh structures of the sensing electrodes and the pixels overlapping different portions of the substrate.Type: GrantFiled: April 20, 2018Date of Patent: February 4, 2020Assignee: Samsung Display Co., Ltd.Inventor: Hyoung-Wook Jang