Patents by Inventor Kihyun PYO
Kihyun PYO 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: 11955091Abstract: A method of driving a display device, which includes a plurality of segments, each including a plurality of pixels, includes comparing grayscales of first image data of a first frame with respect to a segment among the plurality of segments and grayscales of a second image data of a second frame after the first frame with respect to the segment, modulating the second image data to generate first modulated data when the grayscales of the first image data are equal to the grayscales of the second image data, and providing data voltages to the segment based on the first modulated data.Type: GrantFiled: May 13, 2022Date of Patent: April 9, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Sukhun Lee, Kihyun Pyo
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Patent number: 11889734Abstract: A display device includes a display panel and an input sensing circuit. The input sensing circuit includes a plurality of sensors and signal lines electrically connected to each of the plurality of sensors. Each of the plurality of signal lines includes a lower line and an upper line overlapping the lower line, and the lower line and the upper line are electrically connected in a plurality of contact areas. A long signal line among the plurality of signal lines has more contact areas than a short signal line.Type: GrantFiled: July 11, 2022Date of Patent: January 30, 2024Assignee: Samsung Display Co., Ltd.Inventors: Sunhwa Lee, Mukyung Jeon, Jaehyung Cho, Kihyun Pyo
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Publication number: 20230371331Abstract: A display device includes a base layer including an active area and a peripheral area outside the active area, a circuit element layer including a pixel circuit in the active area and a driving voltage wiring located in the peripheral area to supply a driving voltage to the pixel circuit. A light emitting element layer including a plurality of light emitting elements on the circuit element layer, a thin film sealing layer to cover the light emitting element layer, and an input sensing layer on the thin film sealing layer and including a sensing electrode and a sensing signal wiring part connected to the sensing electrode. The circuit element layer includes a connection wiring part overlapping the driving voltage wiring in the peripheral area and contacts the sensing signal wiring part. The connection wiring part is at a different layer from the driving voltage wiring.Type: ApplicationFiled: July 21, 2023Publication date: November 16, 2023Inventors: Sunhwa LEE, Kihyun PYO, Mukyung JEON
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Patent number: 11711957Abstract: A display device includes a base layer including an active area and a peripheral area outside the active area, a circuit element layer including a pixel circuit in the active area and a driving voltage wiring located in the peripheral area to supply a driving voltage to the pixel circuit. A light emitting element layer including a plurality of light emitting elements on the circuit element layer, a thin film sealing layer to cover the light emitting element layer, and an input sensing layer on the thin film sealing layer and including a sensing electrode and a sensing signal wiring part connected to the sensing electrode. The circuit element layer includes a connection wiring part overlapping the driving voltage wiring in the peripheral area and contacts the sensing signal wiring part. The connection wiring part is at a different layer from the driving voltage wiring.Type: GrantFiled: March 14, 2022Date of Patent: July 25, 2023Assignee: Samsung Display Co., Ltd.Inventors: Sunhwa Lee, Kihyun Pyo, Mukyung Jeon
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Patent number: 11650706Abstract: A display module including a display panel, and an input sensing unit disposed on the display panel and having a first sensing area and a second sensing area adjacent to the first sensing area, the input sensing unit including a first conductive pattern overlapping the first sensing area, and a second conductive pattern overlapping the sensing area, in which each of the first conductive patterns and the second conductive patterns includes mesh lines at least some of which define openings, and the second conductive pattern has a line width greater than that of each of the first conductive patterns in a plan view.Type: GrantFiled: February 28, 2022Date of Patent: May 16, 2023Assignee: Samsung Display Co., Ltd.Inventors: Sunhwa Lee, Mukyung Jeon, Kihyun Pyo
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Publication number: 20230031528Abstract: A method of driving a display device, which includes a plurality of segments, each including a plurality of pixels, includes comparing grayscales of first image data of a first frame with respect to a segment among the plurality of segments and grayscales of a second image data of a second frame after the first frame with respect to the segment, modulating the second image data to generate first modulated data when the grayscales of the first image data are equal to the grayscales of the second image data, and providing data voltages to the segment based on the first modulated data.Type: ApplicationFiled: May 13, 2022Publication date: February 2, 2023Inventors: SUKHUN LEE, KIHYUN PYO
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Publication number: 20220352257Abstract: A display device includes a display panel and an input sensing circuit. The input sensing circuit includes a plurality of sensors and signal lines electrically connected to each of the plurality of sensors. Each of the plurality of signal lines includes a lower line and an upper line overlapping the lower line, and the lower line and the upper line are electrically connected in a plurality of contact areas. A long signal line among the plurality of signal lines has more contact areas than a short signal line.Type: ApplicationFiled: July 11, 2022Publication date: November 3, 2022Inventors: Sunhwa LEE, Mukyung JEON, Jaehyung CHO, Kihyun PYO
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Patent number: 11387293Abstract: A display device includes a display panel and an input sensing circuit. The input sensing circuit includes a plurality of sensors and signal lines electrically connected to each of the plurality of sensors. Each of the plurality of signal lines includes a lower line and an upper line overlapping the lower line, and the lower line and the upper line are electrically connected in a plurality of contact areas. A long signal line among the plurality of signal lines has more contact areas than a short signal line.Type: GrantFiled: April 7, 2020Date of Patent: July 12, 2022Assignee: Samsung Display Co., Ltd.Inventors: Sunhwa Lee, Mukyung Jeon, Jaehyung Cho, Kihyun Pyo
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Publication number: 20220199753Abstract: A display device includes a base layer including an active area and a peripheral area outside the active area, a circuit element layer including a pixel circuit in the active area and a driving voltage wiring located in the peripheral area to supply a driving voltage to the pixel circuit. A light emitting element layer including a plurality of light emitting elements on the circuit element layer, a thin film sealing layer to cover the light emitting element layer, and an input sensing layer on the thin film sealing layer and including a sensing electrode and a sensing signal wiring part connected to the sensing electrode. The circuit element layer includes a connection wiring part overlapping the driving voltage wiring in the peripheral area and contacts the sensing signal wiring part. The connection wiring part is at a different layer from the driving voltage wiring.Type: ApplicationFiled: March 14, 2022Publication date: June 23, 2022Inventors: Sunhwa LEE, Kihyun PYO, Mukyung JEON
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Publication number: 20220187957Abstract: A display module including a display panel, and an input sensing unit disposed on the display panel and having a first sensing area and a second sensing area adjacent to the first sensing area, the input sensing unit including a first conductive pattern overlapping the first sensing area, and a second conductive pattern overlapping the sensing area, in which each of the first conductive patterns and the second conductive patterns includes mesh lines at least some of which define openings, and the second conductive pattern has a line width greater than that of each of the first conductive patterns in a plan viewType: ApplicationFiled: February 28, 2022Publication date: June 16, 2022Inventors: Sunhwa LEE, Mukyoung Jeon, Kihyun Pyo
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Patent number: 11276746Abstract: A display device includes a base layer including an active area and a peripheral area outside the active area, a circuit element layer including a pixel circuit in the active area and a driving voltage wiring located in the peripheral area to supply a driving voltage to the pixel circuit. A light emitting element layer including a plurality of light emitting elements on the circuit element layer, a thin film sealing layer to cover the light emitting element layer, and an input sensing layer on the thin film sealing layer and including a sensing electrode and a sensing signal wiring part connected to the sensing electrode. The circuit element layer includes a connection wiring part overlapping the driving voltage wiring in the peripheral area and contacts the sensing signal wiring part. The connection wiring part is at a different layer from the driving voltage wiring.Type: GrantFiled: June 17, 2020Date of Patent: March 15, 2022Assignee: Samsung Display Co., Ltd.Inventors: Sunhwa Lee, Kihyun Pyo, Mukyung Jeon
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Patent number: 11262881Abstract: A display module including a display panel, and an input sensing unit disposed on the display panel and having a sensing area and a non-sensing area adjacent to the sensing area, the input sensing unit including a plurality of first conductive patterns overlapping the sensing area, extending in a first direction, and arranged in a second direction perpendicular to the first direction, and a plurality of second conductive patterns overlapping the sensing area, electrically insulated from the first conductive patterns, extending in the second direction, and arranged in the first direction, in which at least one of the first conductive patterns includes a first pattern and a second pattern, the second pattern having a partial shape of the first pattern and disposed adjacent to the non-sensing area, and the second pattern has a line width greater than that of the first pattern in a plan view.Type: GrantFiled: July 3, 2020Date of Patent: March 1, 2022Assignee: Samsung Display Co., Ltd.Inventors: Sunhwa Lee, Mukyung Jeon, Kihyun Pyo
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Publication number: 20210011582Abstract: A display module including a display panel, and an input sensing unit disposed on the display panel and having a sensing area and a non-sensing area adjacent to the sensing area, the input sensing unit including a plurality of first conductive patterns overlapping the sensing area, extending in a first direction, and arranged in a second direction perpendicular to the first direction, and a plurality of second conductive patterns overlapping the sensing area, electrically insulated from the first conductive patterns, extending in the second direction, and arranged in the first direction, in which at least one of the first conductive patterns includes a first pattern and a second pattern, the second pattern having a partial shape of the first pattern and disposed adjacent to the non-sensing area, and the second pattern has a line width greater than that of the first pattern in a plan view.Type: ApplicationFiled: July 3, 2020Publication date: January 14, 2021Inventors: Sunhwa Lee, Mukyung Jeon, Kihyun Pyo
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Publication number: 20210005699Abstract: A display device includes a base layer including an active area and a peripheral area outside the active area, a circuit element layer including a pixel circuit in the active area and a driving voltage wiring located in the peripheral area to supply a driving voltage to the pixel circuit. A light emitting element layer including a plurality of light emitting elements on the circuit element layer, a thin film sealing layer to cover the light emitting element layer, and an input sensing layer on the thin film sealing layer and including a sensing electrode and a sensing signal wiring part connected to the sensing electrode. The circuit element layer includes a connection wiring part overlapping the driving voltage wiring in the peripheral area and contacts the sensing signal wiring part. The connection wiring part is at a different layer from the driving voltage wiring.Type: ApplicationFiled: June 17, 2020Publication date: January 7, 2021Inventors: Sunhwa Lee, Kihyun PYO, Mukyung Jeon
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Publication number: 20200343313Abstract: A display device includes a display panel and an input sensing circuit. The input sensing circuit includes a plurality of sensors and signal lines electrically connected to each of the plurality of sensors. Each of the plurality of signal lines includes a lower line and an upper line overlapping the lower line, and the lower line and the upper line are electrically connected in a plurality of contact areas. A long signal line among the plurality of signal lines has more contact areas than a short signal line.Type: ApplicationFiled: April 7, 2020Publication date: October 29, 2020Inventors: Sunhwa LEE, Mukyung JEON, Jaehyung CHO, Kihyun PYO