Patents by Inventor Jung-Hun Yi
Jung-Hun Yi 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: 20250006097Abstract: A pixel may include: a first transistor including a second electrode, a first electrode electrically connected to a first power line, and a gate electrode connected to a first node; a second transistor including a second electrode, a first electrode electrically connected to a data line, and a gate electrode electrically connected to a first scan line; a third transistor connected between the first node and the data line, and including a gate electrode electrically connected to a second scan line; a first capacitor including a first electrode connected to the second electrode of the second transistor, and a second electrode connected to the first node; a second capacitor connected between the first power line and the first node; and a light emitting element between a second power line and the first transistor, and including a second electrode electrically connected to the second power line.Type: ApplicationFiled: March 20, 2024Publication date: January 2, 2025Inventors: Sang Hyun HEO, Joon Chul GOH, Oh Jo KWON, Dong Soo KIM, Hyung Gun MA, Jung Hun YI
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Publication number: 20240395192Abstract: According to embodiments of the disclosure, a pixel includes a driving transistor including a gate electrode, a first electrode electrically connected to a first power line and a second electrode electrically connected to a light emitting element, a body of a semiconductive layer constituting the driving transistor being electrically connected to the first power line.Type: ApplicationFiled: February 29, 2024Publication date: November 28, 2024Inventors: Sang Hyun HEO, Joon Chul GOH, Oh Jo KWON, Dong Soo KIM, Hyung Gun MA, Jung Hun YI
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Patent number: 11990093Abstract: A display device includes pixels electrically connected to first scan lines, second scan lines, and emission lines, a first scan driver that applies first scan signals to the first scan lines, a second scan driver that applies second scan signals to the second scan lines, an emission control driver that applies emission signals to the emission lines, and a power supply that generates and outputs a first high voltage and a second high voltage. The second scan driver receives the first high voltage. The first scan driver and the emission control driver share the second high voltage.Type: GrantFiled: March 6, 2023Date of Patent: May 21, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Ji Su Na, Yang Wan Kim, Jung Hun Yi, Min Woo Byun
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Publication number: 20230206847Abstract: A display device includes pixels electrically connected to first scan lines, second scan lines, and emission lines, a first scan driver that applies first scan signals to the first scan lines, a second scan driver that applies second scan signals to the second scan lines, an emission control driver that applies emission signals to the emission lines, and a power supply that generates and outputs a first high voltage and a second high voltage. The second scan driver receives the first high voltage. The first scan driver and the emission control driver share the second high voltage.Type: ApplicationFiled: March 6, 2023Publication date: June 29, 2023Applicant: Samsung Display Co., LTD.Inventors: Ji Su NA, Yang Wan KIM, Jung Hun YI, Min Woo BYUN
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Patent number: 11600228Abstract: A display device includes pixels electrically connected to first scan lines, second scan lines, and emission lines, a first scan driver that applies first scan signals to the first scan lines, a second scan driver that applies second scan signals to the second scan lines, an emission control driver that applies emission signals to the emission lines, and a power supply that generates and outputs a first high voltage and a second high voltage. The second scan driver receives the first high voltage. The first scan driver and the emission control driver share the second high voltage.Type: GrantFiled: February 15, 2022Date of Patent: March 7, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Ji Su Na, Yang Wan Kim, Jung Hun Yi, Min Woo Byun
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Patent number: 11462167Abstract: A display device and a method of driving the same. The display device may include: a first pixel area including first pixels and first data lines coupled to the first pixels; a second pixel area including second pixels and second data lines coupled to the second pixels; a first non-pixel area disposed on one side of the first pixel area such that the first non-pixel area borders the first and second pixel areas; a data driver configured to output data signals corresponding to the first and second pixels through first and second output lines, respectively; and a switch unit including a first switch unit having a demux configured to alternately couple each of the first output lines to corresponding first data lines, and a second switch unit configured to couple the second output lines to the respective different second data lines.Type: GrantFiled: February 22, 2021Date of Patent: October 4, 2022Assignee: Samsung Display Co., Ltd.Inventors: Jung Hun Yi, Seung Kyu Lee, Ki Wook Kim, Yang Wan Kim
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Publication number: 20220310013Abstract: A display device includes pixels electrically connected to first scan lines, second scan lines, and emission lines, a first scan driver that applies first scan signals to the first scan lines, a second scan driver that applies second scan signals to the second scan lines, an emission control driver that applies emission signals to the emission lines, and a power supply that generates and outputs a first high voltage and a second high voltage. The second scan driver receives the first high voltage. The first scan driver and the emission control driver share the second high voltage.Type: ApplicationFiled: February 15, 2022Publication date: September 29, 2022Applicant: Samsung Display Co., LTD.Inventors: Ji Su NA, Yang Wan KIM, Jung Hun YI, Min Woo BYUN
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Publication number: 20210201802Abstract: A display device and a method of driving the same. The display device may include: a first pixel area including first pixels and first data lines coupled to the first pixels; a second pixel area including second pixels and second data lines coupled to the second pixels; a first non-pixel area disposed on one side of the first pixel area such that the first non-pixel area borders the first and second pixel areas; a data driver configured to output data signals corresponding to the first and second pixels through first and second output lines, respectively; and a switch unit including a first switch unit having a demux configured to alternately couple each of the first output lines to corresponding first data lines, and a second switch unit configured to couple the second output lines to the respective different second data lines.Type: ApplicationFiled: February 22, 2021Publication date: July 1, 2021Inventors: Jung Hun YI, Seung Kyu Lee, Ki Wook Kim, Yang Wan Kim
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Patent number: 11043169Abstract: An organic light emitting display device includes: a first pixel region including first pixels coupled to first and second scan lines, and emission control lines; a first scan driver which supplies a first scan signal to each first scan line; a second scan driver which supplies a second scan signal to each second scan line; and an emission driver which supplies a light emission control signal to the emission control lines. The organic light emitting display device is in a second mode when the organic light emitting display device is mounted in a wearable device, and in a first mode otherwise. The second scan driver supplies k second scan signals to each second scan line in the first mode, and supplies j second scan signals to each second scan line in the second mode, where j is greater than k.Type: GrantFiled: January 6, 2020Date of Patent: June 22, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Chae Han Hyun, Seung Kyu Lee, Jung Hun Yi, Seon I Jeong
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Patent number: 10930216Abstract: A display device and a method of driving the same. The display device may include: a first pixel area including first pixels and first data lines coupled to the first pixels; a second pixel area including second pixels and second data lines coupled to the second pixels; a first non-pixel area disposed on one side of the first pixel area such that the first non-pixel area borders the first and second pixel areas; a data driver configured to output data signals corresponding to the first and second pixels through first and second output lines, respectively; and a switch unit including a first switch unit having a demux configured to alternately couple each of the first output lines to corresponding first data lines, and a second switch unit configured to couple the second output lines to the respective different second data lines.Type: GrantFiled: July 15, 2019Date of Patent: February 23, 2021Assignee: Samsung Display Co., Ltd.Inventors: Jung Hun Yi, Seung Kyu Lee, Ki Wook Kim, Yang Wan Kim
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Patent number: 10748979Abstract: A display device may include a scan line, a data line, a power line, a substrate, a transistor, a light emitting device, a light shielding member, and a shielding layer. The scan line extends in a first direction and may transfer a scan signal. The data line extends in a second direction and may transfer a data signal. The power line is spaced from the data line and may transfer a driving voltage. The light emitting device is electrically connected to the transistor. The light shielding member is disposed between the substrate and the transistor. The shielding layer is electrically connected to the power line. The light shielding member includes a body member and a bridge member. The body member overlaps the transistor. The bridge member extends in the second direction from the body member and overlaps the shielding layer.Type: GrantFiled: February 11, 2019Date of Patent: August 18, 2020Assignee: Samsung Display Co., Ltd.Inventors: Dong Soo Kim, Won Kyu Kwak, Hyun Woong Kim, Joong Soo Moon, Seung Woo Sung, Seung Kyu Lee, Jung Hun Yi
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Publication number: 20200143748Abstract: An organic light emitting display device includes: a first pixel region including first pixels coupled to first and second scan lines, and emission control lines; a first scan driver which supplies a first scan signal to each first scan line; a second scan driver which supplies a second scan signal to each second scan line; and an emission driver which supplies a light emission control signal to the emission control lines. The organic light emitting display device is in a second mode when the organic light emitting display device is mounted in a wearable device, and in a first mode otherwise. The second scan driver supplies k second scan signals to each second scan line in the first mode, and supplies j second scan signals to each second scan line in the second mode, where j is greater than k.Type: ApplicationFiled: January 6, 2020Publication date: May 7, 2020Inventors: Chae Han HYUN, Seung Kyu LEE, Jung Hun YI, Seon I JEONG
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Publication number: 20200082758Abstract: A display device and a method of driving the same. The display device may include: a first pixel area including first pixels and first data lines coupled to the first pixels; a second pixel area including second pixels and second data lines coupled to the second pixels; a first non-pixel area disposed on one side of the first pixel area such that the first non-pixel area borders the first and second pixel areas; a data driver configured to output data signals corresponding to the first and second pixels through first and second output lines, respectively; and a switch unit including a first switch unit having a demux configured to alternately couple each of the first output lines to corresponding first data lines, and a second switch unit configured to couple the second output lines to the respective different second data lines.Type: ApplicationFiled: July 15, 2019Publication date: March 12, 2020Inventors: Jung Hun YI, Seung Kyu Lee, Ki Wook Kim, Yang Wan Kim
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Patent number: 10540929Abstract: An organic light emitting display device includes: a first pixel region including first pixels coupled to first and second scan lines, and emission control lines; a first scan driver which supplies a first scan signal to each first scan line; a second scan driver which supplies a second scan signal to each second scan line; and an emission driver which supplies a light emission control signal to the emission control lines. The organic light emitting display device is in a second mode when the organic light emitting display device is mounted in a wearable device, and in a first mode otherwise. The second scan driver supplies k second scan signals to each second scan line in the first mode, and supplies j second scan signals to each second scan line in the second mode, where j is greater than k.Type: GrantFiled: November 6, 2017Date of Patent: January 21, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Chae Han Hyun, Seung Kyu Lee, Jung Hun Yi, Seon I Jeong
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Publication number: 20190363151Abstract: A display device may include a scan line, a data line, a power line, a substrate, a transistor, a light emitting device, a light shielding member, and a shielding layer. The scan line extends in a first direction and may transfer a scan signal. The data line extends in a second direction and may transfer a data signal. The power line is spaced from the data line and may transfer a driving voltage. The light emitting device is electrically connected to the transistor. The light shielding member is disposed between the substrate and the transistor. The shielding layer is electrically connected to the power line. The light shielding member includes a body member and a bridge member. The body member overlaps the transistor. The bridge member extends in the second direction from the body member and overlaps the shielding layer.Type: ApplicationFiled: February 11, 2019Publication date: November 28, 2019Inventors: Dong Soo KIM, Won Kyu KWAK, Hyun Woong KIM, Joong Soo MOON, Seung Woo SUNG, Seung Kyu LEE, Jung Hun YI
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Patent number: 10283025Abstract: A display panel inspecting apparatus and a display device including the same are disclosed. In one aspect, display panel inspecting apparatus includes a first inspecting circuit configured to alternately apply a first-color data signal and a second-color data signal to a first data line electrically connected to a first first-color subpixel and a first second-color subpixel. The apparatus also includes a second inspecting circuit configured to apply a first third-color data signal to a second data line electrically connected to a first third-color subpixel and a second third-color subpixel. The apparatus further includes a third inspecting circuit configured to alternately apply the second-color data signal and the first-color data signal to a third data line electrically connected to a second second-color subpixel and a second first-color subpixel.Type: GrantFiled: July 23, 2015Date of Patent: May 7, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Young-Taeg Jung, Chae-Han Hyun, Jung-Hun Yi
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Publication number: 20180261163Abstract: An organic light emitting display device includes: a first pixel region including first pixels coupled to first and second scan lines, and emission control lines; a first scan driver which supplies a first scan signal to each first scan line; a second scan driver which supplies a second scan signal to each second scan line; and an emission driver which supplies a light emission control signal to the emission control lines. The organic light emitting display device is in a second mode when the organic light emitting display device is mounted in a wearable device, and in a first mode otherwise. The second scan driver supplies k second scan signals to each second scan line in the first mode, and supplies j second scan signals to each second scan line in the second mode, where j is greater than k.Type: ApplicationFiled: November 6, 2017Publication date: September 13, 2018Inventors: Chae Han HYUN, Seung Kyu LEE, Jung Hun YI, Seon I JEONG
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Publication number: 20160225300Abstract: A display panel inspecting apparatus and a display device including the same are disclosed. In one aspect, display panel inspecting apparatus includes a first inspecting circuit configured to alternately apply a first-color data signal and a second-color data signal to a first data line electrically connected to a first first-color subpixel and a first second-color subpixel. The apparatus also includes a second inspecting circuit configured to apply a first third-color data signal to a second data line electrically connected to a first third-color subpixel and a second third-color subpixel. The apparatus further includes a third inspecting circuit configured to alternately apply the second-color data signal and the first-color data signal to a third data line electrically connected to a second second-color subpixel and a second first-color subpixel.Type: ApplicationFiled: July 23, 2015Publication date: August 4, 2016Inventors: Young-Taeg Jung, Chae-Han Hyun, Jung-Hun Yi