Patents by Inventor Chang Soo Pyon
Chang Soo Pyon 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: 11069294Abstract: An organic light-emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes a lower substrate including a display area and a non-display area surrounding the display area, wherein a plurality of pixels are formed in the display area. The OLED display also includes an embedded circuit formed in the configured to apply a plurality of signals to the pixels, and an initialization wiring formed in the non-display area and configured to apply an initialization voltage to each of the pixels. The initialization circuit is formed in a layer so as to at least partially overlap with the area of the embedded circuit.Type: GrantFiled: May 22, 2019Date of Patent: July 20, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventor: Chang-Soo Pyon
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Publication number: 20210201764Abstract: A display device may include: pixels coupled to first scan lines, second scan lines, emission control lines, and data lines; a first scan driver to supply a first scan signal to the first scan lines in a first period and a second period; a second scan driver to supply a second scan signal to the second scan lines in the first period without supplying the second scan signal to the second scan lines in the second period; an emission driver to supply an emission control signal to the emission control lines in the first period and the second period; a data driver configured to supply data signals to the data lines in the first period without supplying the second scan signal to the second scan lines in the second period; and a power supply to supply a first initialization power source to the pixels through a first initialization and to supply a second initialization power source to the pixels through a second power line.Type: ApplicationFiled: October 22, 2020Publication date: July 1, 2021Inventors: Kyong Hwan Oh, Jin Tae Jeong, Ji Hyun Ka, Won Kyu Kwak, Hyung Jun Park, Chang Soo Pyon, Ji Eun Lee, Hai Jung In, Won Mi Hwang
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Patent number: 10998346Abstract: A display device includes a driving gate electrode, a scan line separate from the driving gate electrode, a data line, a driving voltage line, and a semiconductor area including a first channel region overlapping the driving gate electrode and a shielding area overlapping the first data line. The display device also has a control line which includes a main line portion and a detour portion. The main line portion and the detour portion extend in different directions, and the semiconductor area includes a second channel region overlapping the first portion of the detour portion.Type: GrantFiled: November 26, 2019Date of Patent: May 4, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jun Won Choi, Chang Soo Pyon
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Publication number: 20210013456Abstract: A display device includes a substrate, a semiconductor layer on the substrate, the semiconductor layer comprising a first semiconductor portion, a first insulating layer on the semiconductor layer, a first gate electrode on the first insulating layer and overlapping the first semiconductor portion, a scan line disposed on the first insulating layer and extending in a first direction, a second insulating layer on the first gate electrode and the scan line, a data line on the second insulating layer, and a first driving voltage line on the second insulating layer. The first driving voltage line may include a first portion extending in a second direction crossing the first direction, and a second portion expanding from the first portion in the first direction. The first portion may overlap the scan line, and the second portion may overlap the first gate electrode in a plan view to form a storage capacitor.Type: ApplicationFiled: September 29, 2020Publication date: January 14, 2021Applicant: Samsung Display Co., Ltd.Inventors: Chang Soo PYON, Ok-Kyung PARK, Se-Ho KIM
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Patent number: 10818880Abstract: An organic light emitting diode display device includes a first driving voltage line including a first portion extending in a first direction and a second portion having a larger width than the first portion in a second direction perpendicular to the first direction. The second portion overlaps a gate electrode of a driving thin film transistor, an interlayer insulating layer is between the second portion and the gate electrode of the driving thin film transistor.Type: GrantFiled: November 15, 2019Date of Patent: October 27, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Chang Soo Pyon, Ok-Kyung Park, Se-Ho Kim
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Publication number: 20200279901Abstract: A display device includes signal lines and pixels connected thereto. A first pixel includes a first transistor including a first gate electrode, a first channel region overlapping the first gate electrode, a first source region, and a second drain region facing the first source region, with the first channel region interposed between the first source region and the second drain region. A third transistor includes a third gate electrode, a third channel region overlapping the third gate electrode, a third drain region connected to the first gate electrode, and a third source region facing the third drain region with the third channel region interposed between the third source region and the third drain region. A shielding part overlaps a boundary between the third source region and the third channel region and does not overlap a boundary between the third drain region and the third channel region.Type: ApplicationFiled: May 18, 2020Publication date: September 3, 2020Inventors: JUN WON CHOI, DONG SOO KIM, HYUN-CHOL BANG, CHANG SOO PYON, JI-EUN LEE
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Patent number: 10658448Abstract: A display device includes signal lines and pixels connected thereto. A first pixel includes a first transistor including a first gate electrode, a first channel region overlapping the first gate electrode, a first source region, and a second drain region facing the first source region, with the first channel region interposed between the first source region and the second drain region. A third transistor includes a third gate electrode, a third channel region overlapping the third gate electrode, a third drain region connected to the first gate electrode, and a third source region facing the third drain region with the third channel region interposed between the third source region and the third drain region. A shielding part overlaps a boundary between the third source region and the third channel region and does not overlap a boundary between the third drain region and the third channel region.Type: GrantFiled: May 24, 2019Date of Patent: May 19, 2020Assignee: SAMSUNG CO., LTD.Inventors: Jun Won Choi, Dong Soo Kim, Hyun-Chol Bang, Chang Soo Pyon, Ji-Eun Lee
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Publication number: 20200098794Abstract: A display device includes a driving gate electrode, a scan line separate from the driving gate electrode, a data line, a driving voltage line, and a semiconductor area including a first channel region overlapping the driving gate electrode and a shielding area overlapping the first data line. The display device also has a control line which includes a main line portion and a detour portion. The main line portion and the detour portion extend in different directions, and the semiconductor area includes a second channel region overlapping the first portion of the detour portion.Type: ApplicationFiled: November 26, 2019Publication date: March 26, 2020Applicant: Samsung Display Co., Ltd.Inventors: Jun Won CHOI, Chang Soo PYON
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Publication number: 20200083491Abstract: An organic light emitting diode display device includes a first driving voltage line including a first portion extending in a first direction and a second portion having a larger width than the first portion in a second direction perpendicular to the first direction. The second portion overlaps a gate electrode of a driving thin film transistor, an interlayer insulating layer is between the second portion and the gate electrode of the driving thin film transistor.Type: ApplicationFiled: November 15, 2019Publication date: March 12, 2020Applicant: Samsung Display Co., Ltd.Inventors: Chang Soo PYON, Ok-Kyung PARK, Se-Ho KIM
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Patent number: 10505157Abstract: An organic light emitting diode display device includes a first driving voltage line including a first portion extending in a first direction and a second portion having a larger width than the first portion in a second direction perpendicular to the first direction. The second portion overlaps a gate electrode of a driving thin film transistor, an interlayer insulating layer is between the second portion and the gate electrode of the driving thin film transistor.Type: GrantFiled: February 13, 2019Date of Patent: December 10, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Chang Soo Pyon, Ok-Kyung Park, Se-Ho Kim
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Patent number: 10497720Abstract: A display device includes a driving gate electrode, a scan line separate from the driving gate electrode, a data line, a driving voltage line, and a semiconductor area including a first channel region overlapping the driving gate electrode and a shielding area overlapping the first data line. The display device also has a control line which includes a main line portion and a detour portion. The main line portion and the detour portion extend in different directions, and the semiconductor area includes a second channel region overlapping the first portion of the detour portion.Type: GrantFiled: May 22, 2017Date of Patent: December 3, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jun Won Choi, Chang Soo Pyon
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Publication number: 20190319083Abstract: An organic light emitting diode display device includes: a substrate; a scan line configured to transfer a scan signal; a data line and a driving voltage line configured to transfer a data voltage and a driving voltage, respectively; a switching transistor including a switching drain electrode configured to output the data voltage; a driving transistor including a driving gate electrode connected with the switching drain electrode; a storage capacitor including a first storage electrode connected with the driving gate electrode and a second storage electrode connected with the driving voltage line; and an organic light emitting diode connected with a driving drain electrode of the driving transistor. The storage capacitor includes: a connector in which an edge of the second storage electrode is offset from an edge of the first storage electrode in a direction toward the center of the second storage electrode, and a storage compensator facing the connector.Type: ApplicationFiled: June 26, 2019Publication date: October 17, 2019Inventor: Chang Soo Pyon
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Patent number: 10446081Abstract: An organic light-emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes a lower substrate including a display area and a non-display area surrounding the display area, wherein a plurality of pixels are formed in the display area. The OLED display also includes an embedded circuit formed in the configured to apply a plurality of signals to the pixels, and an initialization wiring formed in the non-display area and configured to apply an initialization voltage to each of the pixels. The initialization circuit is formed in a layer so as to at least partially overlap with the area of the embedded circuit.Type: GrantFiled: October 4, 2016Date of Patent: October 15, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventor: Chang-Soo Pyon
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Publication number: 20190288051Abstract: A display device includes signal lines and pixels connected thereto. A first pixel includes a first transistor including a first gate electrode, a first channel region overlapping the first gate electrode, a first source region, and a second drain region facing the first source region, with the first channel region interposed between the first source region and the second drain region. A third transistor includes a third gate electrode, a third channel region overlapping the third gate electrode, a third drain region connected to the first gate electrode, and a third source region facing the third drain region with the third channel region interposed between the third source region and the third drain region. A shielding part overlaps a boundary between the third source region and the third channel region and does not overlap a boundary between the third drain region and the third channel region.Type: ApplicationFiled: May 24, 2019Publication date: September 19, 2019Inventors: Jun Won Choi, Dong Soo Kim, Hyun-Chol Bang, Chang Soo Pyon, Ji-Eun Lee
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Publication number: 20190272789Abstract: An organic light-emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes a lower substrate including a display area and a non-display area surrounding the display area, wherein a plurality of pixels are formed in the display area. The OLED display also includes an embedded circuit formed in the configured to apply a plurality of signals to the pixels, and an initialization wiring formed in the non-display area and configured to apply an initialization voltage to each of the pixels. The initialization circuit is formed in a layer so as to at least partially overlap with the area of the embedded circuit.Type: ApplicationFiled: May 22, 2019Publication date: September 5, 2019Inventor: Chang-Soo PYON
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Patent number: 10388712Abstract: An organic light emitting diode display device includes: a substrate; a scan line configured to transfer a scan signal; a data line and a driving voltage line configured to transfer a data voltage and a driving voltage, respectively; a switching transistor including a switching drain electrode configured to output the data voltage; a driving transistor including a driving gate electrode connected with the switching drain electrode; a storage capacitor including a first storage electrode connected with the driving gate electrode and a second storage electrode connected with the driving voltage line; and an organic light emitting diode connected with a driving drain electrode of the driving transistor. The storage capacitor includes: a connector in which an edge of the second storage electrode is offset from an edge of the first storage electrode in a direction toward the center of the second storage electrode, and a storage compensator facing the connector.Type: GrantFiled: September 17, 2015Date of Patent: August 20, 2019Assignee: Samsung Display Co., Ltd.Inventor: Chang Soo Pyon
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Patent number: 10340324Abstract: An organic light-emitting diode (OLED) display is disclosed. In one aspect, the display includes a substrate, a scan line formed over the substrate and configured to provide a scan signal, and a data line crossing the scan line and configured to provide a data voltage. The display also includes a driving voltage line crossing the scan line and configured to provide a driving voltage, a switching transistor electrically connected to the scan line and the data line, and a driving transistor electrically connected to the switching transistor and including a driving gate electrode and a driving channel overlapping each other in the depth dimension of the display. A first storage capacitor overlaps the driving channel in the depth dimension and includes a portion of the driving voltage line. A second storage capacitor is separated from the first storage capacitor and overlaps the portion of the driving voltage line.Type: GrantFiled: April 25, 2016Date of Patent: July 2, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventor: Chang Soo Pyon
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Publication number: 20190181391Abstract: An organic light emitting diode display device includes a first driving voltage line including a first portion extending in a first direction and a second portion having a larger width than the first portion in a second direction perpendicular to the first direction. The second portion overlaps a gate electrode of a driving thin film transistor, an interlayer insulating layer is between the second portion and the gate electrode of the driving thin film transistor.Type: ApplicationFiled: February 13, 2019Publication date: June 13, 2019Inventors: Chang Soo PYON, Ok-Kyung PARK, Se-Ho KIM
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Patent number: 10304920Abstract: A display device includes signal lines and pixels connected thereto. A first pixel includes a first transistor including a first gate electrode, a first channel region overlapping the first gate electrode, a first source region, and a second drain region facing the first source region, with the first channel region interposed between the first source region and the second drain region. A third transistor includes a third gate electrode, a third channel region overlapping the third gate electrode, a third drain region connected to the first gate electrode, and a third source region facing the third drain region with the third channel region interposed between the third source region and the third drain region. A shielding part overlaps a boundary between the to third source region and the third channel region and does not overlap a boundary between the third drain region and the third channel region.Type: GrantFiled: July 20, 2017Date of Patent: May 28, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jun Won Choi, Dong Soo Kim, Hyun-Chol Bang, Chang Soo Pyon, Ji-Eun Lee
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Patent number: 10230074Abstract: An organic light emitting diode display device includes a first driving voltage line including a first portion extending in a first direction and a second portion having a larger width than the first portion in a second direction perpendicular to the first direction. The second portion overlaps a gate electrode of a driving thin film transistor, an interlayer insulating layer is between the second portion and the gate electrode of the driving thin film transistor.Type: GrantFiled: April 4, 2018Date of Patent: March 12, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Chang Soo Pyon, Ok-Kyung Park, Se-Ho Kim