Patents by Inventor Gyeong Nam Bang
Gyeong Nam Bang 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: 11861123Abstract: A touch sensor includes a substrate, an insulating layer, a sensor, and sensing lines. The substrate includes: a sensing region, and a peripheral region at a periphery of the sensing region. The insulating layer is on the substrate. The insulating layer includes contact holes. The sensor is on the substrate and overlaps the sensing region. The sensing lines are on the substrate and overlap the peripheral region. The sensing lines are connected to the sensor. Each of the sensing lines is formed as a multilayer structure. The multilayer structure includes a first electrically conductive layer on the substrate, and a second electrically conductive layer connected to the first electrically conductive layer via a contact hole among the contact holes. Widths of the sensing lines are different from one another.Type: GrantFiled: February 7, 2022Date of Patent: January 2, 2024Assignee: Samsung Display Co., Ltd.Inventors: Su Yul Seo, Yu Jin Choi, Yeon Ju Kang, Ki Hyuk Kim, Gyeong Nam Bang
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Patent number: 11797135Abstract: A display device includes a display unit including a plurality of light emitting areas, a plurality of touch electrodes disposed between the plurality of light emitting areas to sense a touch, a plurality of light blocking pattern layers formed by covering intersection areas of driving electrodes and sensing electrodes among the plurality of touch electrodes, a plurality of connection electrodes formed on the plurality of light blocking pattern layers to electrically connect the driving electrodes or the sensing electrodes adjacent to each other, and a plurality of code patterns formed of the same material as the plurality of light blocking pattern layers through the same process.Type: GrantFiled: August 31, 2022Date of Patent: October 24, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Ye Ri Jeong, Hwan Hee Jeong, Gyeong Nam Bang
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Publication number: 20230252923Abstract: An exemplary embodiment of the present inventive concept provides a display device including: a display area where an image is displayed; a peripheral area disposed outside the display area; a hole area disposed within the display area; a hole crack detection line disposed adjacent to the hole area to surround the hole area and having a first end and a second end that is separated from the first end; a first detection line extending from the peripheral area and connected to the hole crack detection line to constitute a first closed circuit; a second detection line extending from the peripheral area and connected to the hole crack detection line to constitute a second closed circuit; and a circuit portion connected to the first detection line and the second detection lineType: ApplicationFiled: March 24, 2023Publication date: August 10, 2023Inventors: Kwang Sae LEE, Won Kyu KWAK, Ji-Hyun KA, Gyeong Nam BANG, Ki Myeong EOM
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Publication number: 20230229271Abstract: A display device includes a display unit including a plurality of light emitting areas, a plurality of touch electrodes disposed between the plurality of light emitting areas to sense a touch, a plurality of light blocking pattern layers formed by covering intersection areas of driving electrodes and sensing electrodes among the plurality of touch electrodes, a plurality of connection electrodes formed on the plurality of light blocking pattern layers to electrically connect the driving electrodes or the sensing electrodes adjacent to each other, and a plurality of code patterns formed of the same material as the plurality of light blocking pattern layers through the same process.Type: ApplicationFiled: August 31, 2022Publication date: July 20, 2023Inventors: YE RI JEONG, HWAN HEE JEONG, GYEONG NAM BANG
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Patent number: 11698702Abstract: A touch sensing unit, includes a plurality of first sensing electrodes and a plurality of second sensing electrodes intersecting with and insulated from the plurality of first sensing electrodes. The plurality of first sensing electrodes includes a plurality of first sensor portions and a plurality of first connection portions connecting each of the plurality of first sensor portions with one another. The plurality of second sensing electrodes includes a plurality of second sensor portions, a plurality of stem sensors extended from the plurality of second sensor portions, and a plurality of second connection portions connecting each of the plurality of sensor portions with one another. Each of the plurality of first sensor portions includes a plurality of depressions indented inwardly. Each of the plurality of stem sensors is disposed such that it is at least partially surrounded by a respective depression of the plurality of depressions.Type: GrantFiled: March 15, 2022Date of Patent: July 11, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Gyeong Nam Bang, Chang Ho Lee, Hye Yun Han, Young Bae Jung
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Publication number: 20230185419Abstract: A display device including a substrate having an active area and a non-active area having first to fourth areas, a light-emitting element on the substrate, a touch layer having a main touch area overlapping the active area, and an encapsulation layer between the light-emitting element and the touch layer, in which the first area is between the active area and the second area, the third area is between the second and fourth areas, the touch layer includes touch electrodes and touch lines connected to the touch electrodes, the touch lines include a first touch line part overlapping the first area and a second touch line part overlapping the third area, the first touch line part includes first and second touch conductive layers of the touch layer, and the second touch line part includes the first touch conductive layer and does not include the second touch conductive layer.Type: ApplicationFiled: February 7, 2023Publication date: June 15, 2023Inventors: Ki Cheol KIM, Gyeong Nam BANG, Hwan Hee JEONG
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Patent number: 11645959Abstract: An exemplary embodiment of the present inventive concept provides a display device including: a display area where an image is displayed; a peripheral area disposed outside the display area; a hole area disposed within the display area; a hole crack detection line disposed adjacent to the hole area to surround the hole area and having a first end and a second end that is separated from the first end; a first detection line extending from the peripheral area and connected to the hole crack detection line to constitute a first closed circuit; a second detection line extending from the peripheral area and connected to the hole crack detection line to constitute a second closed circuit; and a circuit portion connected to the first detection line and the second detection line.Type: GrantFiled: January 7, 2022Date of Patent: May 9, 2023Assignee: Samsung Display Co., Ltd.Inventors: Kwang Sae Lee, Won Kyu Kwak, Ji-Hyun Ka, Gyeong Nam Bang, Ki Myeong Eom
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Patent number: 11592950Abstract: A display device including a substrate having an active area and a non-active area and including a pad region and a bending region disposed between the active area and the pad region, light-emitting elements disposed on the substrate, and a touch layer having a main touch area corresponding to the active area, in which the touch layer includes touch electrodes disposed in the main touch area and touch lines connected to the touch electrodes, the main touch area corresponding to the active area and a portion of the touch lines corresponding to the non-active area, and the touch lines include a first touch line part disposed on an upper portion of the bending region, and a second touch line part disposed on a lower portion of the bending region, the upper portion of the bending region disposed between the active area and the lower portion of the bending region.Type: GrantFiled: April 25, 2022Date of Patent: February 28, 2023Assignee: Samsung Display Co., Ltd.Inventors: Ki Cheol Kim, Gyeong Nam Bang, Hwan Hee Jeong
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Publication number: 20220350445Abstract: A display device is provided. The display device includes a first sensing electrode extending in a first direction, the first sensing electrode including a first sub-sensing electrode and a second sub-sensing electrode spaced apart from each other in a touch area which senses a touch input; a second sensing electrode extending in a second direction intersecting the first direction, the second sensing electrode including a third sub-sensing electrode and a fourth sub-sensing electrode spaced apart from each other in the touch area; a first touch signal line connected to the first sub-sensing electrode and the second sub-sensing electrode; and a second touch signal line connected to the third sub-sensing electrode and the fourth sub-sensing electrode.Type: ApplicationFiled: March 18, 2022Publication date: November 3, 2022Inventors: Gyeong Nam BANG, Deok Jung KIM, Eun Young KIM, Hye Yun HAN
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Publication number: 20220326794Abstract: A display device including a substrate having an active area and a non-active area and including a pad region and a bending region disposed between the active area and the pad region, light-emitting elements disposed on the substrate, and a touch layer having a main touch area corresponding to the active area, in which the touch layer includes touch electrodes disposed in the main touch area and touch lines connected to the touch electrodes, the main touch area corresponding to the active area and a portion of the touch lines corresponding to the non-active area, and the touch lines include a first touch line part disposed on an upper portion of the bending region, and a second touch line part disposed on a lower portion of the bending region, the upper portion of the bending region disposed between the active area and the lower portion of the bending region.Type: ApplicationFiled: April 25, 2022Publication date: October 13, 2022Inventors: Ki Cheol KIM, Gyeong Nam BANG, Hwan Hee JEONG
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Patent number: 11422656Abstract: A touch sensing unit includes driving electrode groups which are arranged in a first direction, each of the driving electrode groups including a plurality of driving electrodes electrically connected in a second direction intersecting the first direction, sensing electrode groups which are arranged in the second direction, each of the sensing electrode groups including plurality of sensing electrodes electrically connected in the first direction, driving lines which are connected to the driving electrode groups, respectively, a first sensing line group including sensing lines respectively connected to first sensing electrode groups among the sensing electrode groups, and a second sensing line group including sensing lines respectively connected to second sensing electrode groups among the sensing electrode groups. The sensing lines of the first sensing line group have the same width.Type: GrantFiled: May 27, 2021Date of Patent: August 23, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Eun Young Kim, Deok Jung Kim, Gyeong Nam Bang, Hye Yun Han
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Publication number: 20220214770Abstract: A touch sensing unit, includes a plurality of first sensing electrodes and a plurality of second sensing electrodes intersecting with and insulated from the plurality of first sensing electrodes. The plurality of first sensing electrodes includes a plurality of first sensor portions and a plurality of first connection portions connecting each of the plurality of first sensor portions with one another. The plurality of second sensing electrodes includes a plurality of second sensor portions, a plurality of stem sensors extended from the plurality of second sensor portions, and a plurality of second connection portions connecting each of the plurality of sensor portions with one another. Each of the plurality of first sensor portions includes a plurality of depressions indented inwardly. Each of the plurality of stem sensors is disposed such that it is at least partially surrounded by a respective depression of the plurality of depressions.Type: ApplicationFiled: March 15, 2022Publication date: July 7, 2022Inventors: GYEONG NAM BANG, Chang Ho Lee, Hye Yun Han, Young Bae Jung
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Publication number: 20220164067Abstract: A touch sensor includes a substrate, an insulating layer, a sensor, and sensing lines. The substrate includes: a sensing region, and a peripheral region at a periphery of the sensing region. The insulating layer is on the substrate. The insulating layer includes contact holes. The sensor is on the substrate and overlaps the sensing region. The sensing lines are on the substrate and overlap the peripheral region. The sensing lines are connected to the sensor. Each of the sensing lines is formed as a multilayer structure. The multilayer structure includes a first electrically conductive layer on the substrate, and a second electrically conductive layer connected to the first electrically conductive layer via a contact hole among the contact holes. Widths of the sensing lines are different from one another.Type: ApplicationFiled: February 7, 2022Publication date: May 26, 2022Inventors: Su Yul SEO, Yu Jin CHOI, Yeon Ju KANG, Ki Hyuk KIM, Gyeong Nam BANG
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Publication number: 20220137742Abstract: A touch sensing unit includes driving electrode groups which are arranged in a first direction, each of the driving electrode groups including a plurality of driving electrodes electrically connected in a second direction intersecting the first direction, sensing electrode groups which are arranged in the second direction, each of the sensing electrode groups including plurality of sensing electrodes electrically connected in the first direction, driving lines which are connected to the driving electrode groups, respectively, a first sensing line group including sensing lines respectively connected to first sensing electrode groups among the sensing electrode groups, and a second sensing line group including sensing lines respectively connected to second sensing electrode groups among the sensing electrode groups. The sensing lines of the first sensing line group have the same width.Type: ApplicationFiled: May 27, 2021Publication date: May 5, 2022Inventors: EUN YOUNG KIM, Deok Jung KIM, Gyeong Nam BANG, Hye Yun HAN
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Publication number: 20220130302Abstract: An exemplary embodiment of the present inventive concept provides a display device including: a display area where an image is displayed; a peripheral area disposed outside the display area; a hole area disposed within the display area; a hole crack detection line disposed adjacent to the hole area to surround the hole area and having a first end and a second end that is separated from the first end; a first detection line extending from the peripheral area and connected to the hole crack detection line to constitute a first closed circuit; a second detection line extending from the peripheral area and connected to the hole crack detection line to constitute a second closed circuit; and a circuit portion connected to the first detection line and the second detection lineType: ApplicationFiled: January 7, 2022Publication date: April 28, 2022Inventors: Kwang Sae LEE, Won Kyu KWAK, Ji-Hyun KA, Gyeong Nam BANG, Ki Myeong EOM
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Patent number: 11314369Abstract: A display device including a display member including a substrate having an active area and a non-active area, and light-emitting elements disposed on the substrate, the non-active area including a bending region, and a touch member disposed on the display member and having a main touch area, in which the touch member includes touch electrodes disposed in the main touch area and touch lines connected to the touch electrodes, the main touch area corresponding to the active area and a portion of the touch lines corresponding to the non-active area, the touch lines include a first touch line part disposed on an upper side of the bending region, and a second touch line part disposed on a lower side of the bending region, and a number of conductive layers forming the first touch line part is greater than a number of conductive layers forming the second touch line part.Type: GrantFiled: April 17, 2020Date of Patent: April 26, 2022Assignee: Samsung Display Co., Ltd.Inventors: Ki Cheol Kim, Gyeong Nam Bang, Hwan Hee Jeong
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Patent number: 11275476Abstract: A touch sensing unit, includes a plurality of first sensing electrodes and a plurality of second sensing electrodes intersecting with and insulated from the plurality of first sensing electrodes. The plurality of first sensing electrodes includes a plurality of first sensor portions and a plurality of first connection portions connecting each of the plurality of first sensor portions with one another. The plurality of second sensing electrodes includes a plurality of second sensor portions a plurality of stem sensors extended from the plurality of second sensor portions, and a plurality of second connection portions connecting each of the plurality of sensor portions with one another. Each of the plurality of first sensor portions includes a plurality of depressions indented inwardly. Each of the plurality of stem sensors is disposed such that it is at least partially surrounded by a respective depression of the plurality of depressions.Type: GrantFiled: January 13, 2021Date of Patent: March 15, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Gyeong Nam Bang, Chang Ho Lee, Hye Yun Han, Young Bae Jung
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Patent number: 11250745Abstract: An exemplary embodiment of the present inventive concept provides a display device including: a display area where an image is displayed; a peripheral area disposed outside the display area; a hole area disposed within the display area; a hole crack detection line disposed adjacent to the hole area to surround the hole area and having a first end and a second end that is separated from the first end; a first detection line extending from the peripheral area and connected to the hole crack detection line to constitute a first closed circuit; a second detection line extending from the peripheral area and connected to the hole crack detection line to constitute a second closed circuit; and a circuit portion connected to the first detection line and the second detection line.Type: GrantFiled: November 15, 2019Date of Patent: February 15, 2022Inventors: Kwang Sae Lee, Won Kyu Kwak, Ji-Hyun Ka, Gyeong Nam Bang, Ki Myeong Eom
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Patent number: 11243647Abstract: A touch sensor includes a substrate, an insulating layer, a sensor, and sensing lines. The substrate includes: a sensing region, and a peripheral region at a periphery of the sensing region. The insulating layer is on the substrate. The insulating layer includes contact holes. The sensor is on the substrate and overlaps the sensing region. The sensing lines are on the substrate and overlap the peripheral region. The sensing lines are connected to the sensor. Each of the sensing lines is formed as a multilayer structure. The multilayer structure includes a first electrically conductive layer on the substrate, and a second electrically conductive layer connected to the first electrically conductive layer via a contact hole among the contact holes. Widths of the sensing lines are different from one another.Type: GrantFiled: December 22, 2017Date of Patent: February 8, 2022Assignee: Samsung Display Co., Ltd.Inventors: Su Yul Seo, Yu Jin Choi, Yeon Ju Kang, Ki Hyuk Kim, Gyeong Nam Bang
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Patent number: 11086434Abstract: A touch sensor includes touch electrodes in a first area and a second area, a first force sensor electrode on a same layer as the touch electrodes and spaced from a first touch electrode in the first area, a first force sensor line on a same layer as the touch electrodes and electrically connected to the first force sensor electrode, the first force sensor line being at a second side of the first touch electrode, and touch lines on a same layer as, and connected to, the touch electrodes, the touch lines including a first touch line connected to the first touch electrode and at a first side of the first touch electrode.Type: GrantFiled: November 19, 2019Date of Patent: August 10, 2021Assignee: Samsung Display Co., Ltd.Inventors: Hye Yun Han, Eun Young Kim, Gyeong Nam Bang, Chang Ho Lee, Chung Yi