Patents by Inventor Junwon Choi
Junwon Choi 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: 20200312924Abstract: A display device includes a scan line extending in a first direction, a data line and a driving voltage line extending in a second direction crossing the first direction, a switching thin film transistor (“TFT”) connected to the scan line and the data line, a driving TFT connected to the switching TFT and including a driving semiconductor layer and a driving gate electrode, a storage capacitor connected to the driving TFT and including first and second storage capacitor plates, a node connection line between the data line and the driving voltage line and connected to the driving gate electrode, and a shielding portion between the data line and the node connection line.Type: ApplicationFiled: June 16, 2020Publication date: October 1, 2020Inventors: Junwon Choi, Yunkyeong In, Wonmi Hwang, Junyong An
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Patent number: 10790346Abstract: A display device includes a plurality of pixels, wherein a first pixel of the plurality of pixels includes: a scan line extending in a first direction; a data line and a driving voltage line extending in a second direction crossing the first direction; a switching thin film transistor connected to the scan line and the data line; a driving thin film transistor connected to the switching thin film transistor; a first shielding layer overlapping the data line; and a second shielding layer overlapping the data line, the second shielding layer being spaced apart from the first shielding layer in the second direction such that the first shielding layer and the second shielding layer are spaced apart a predetermined distance apart from each other.Type: GrantFiled: May 31, 2019Date of Patent: September 29, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Junwon Choi, Changsoo Pyon
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Publication number: 20200279530Abstract: A display device includes: a first driving transistor including a first gate electrode and a first semiconductor layer including a first source region and a first drain region, the first driving transistor being in a first pixel area of a substrate; a second driving transistor including a second gate electrode and a second semiconductor layer including a second source region and a second drain region, the second driving transistor being in a second pixel area adjacent the first pixel area of the substrate; a first electrode layer overlapping at least a portion of the first source region of the first driving transistor; a second electrode layer overlapping at least a portion of the second source region of the second driving transistor; a first power line electrically connected to the first electrode layer; and a second power line electrically connected to the second electrode layer.Type: ApplicationFiled: May 18, 2020Publication date: September 3, 2020Inventors: Minkyu WOO, Minku LEE, Junwon CHOI
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Patent number: 10727281Abstract: A display device includes a scan line extending in a first direction, a data line and a driving voltage line extending in a second direction crossing the first direction, a switching thin film transistor (“TFT”) connected to the scan line and the data line, a driving TFT connected to the switching TFT and including a driving semiconductor layer and a driving gate electrode, a storage capacitor connected to the driving TFT and including first and second storage capacitor plates, a node connection line between the data line and the driving voltage line and connected to the driving gate electrode, and a shielding portion between the data line and the node connection line.Type: GrantFiled: September 19, 2018Date of Patent: July 28, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Junwon Choi, Yunkyeong In, Wonmi Hwang, Junyong An
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Patent number: 10657892Abstract: A display device includes: a first driving transistor including a first gate electrode and a first semiconductor layer including a first source region and a first drain region, the first driving transistor being in a first pixel area of a substrate; a second driving transistor including a second gate electrode and a second semiconductor layer including a second source region and a second drain region, the second driving transistor being in a second pixel area adjacent the first pixel area of the substrate; a first electrode layer overlapping at least a portion of the first source region of the first driving transistor; a second electrode layer overlapping at least a portion of the second source region of the second driving transistor; a first power line electrically connected to the first electrode layer; and a second power line electrically connected to the second electrode layer.Type: GrantFiled: September 20, 2018Date of Patent: May 19, 2020Assignee: Samsung Display Co., Ltd.Inventors: Minkyu Woo, Minku Lee, Junwon Choi
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Patent number: 10576422Abstract: The present invention relates to a reverse osmosis filter module including an improved feed spacer, and particularly, to a reverse osmosis filter module including an improved feed spacer which has an asymmetric diameter in an intersection in which a first set of filaments and a second set of filaments intersect, thereby reducing differential pressure by increasing a cross-sectional area of a flow path, and mitigating concentration polarization by developing a swirl flow.Type: GrantFiled: July 26, 2016Date of Patent: March 3, 2020Assignee: LG CHEM, LTD.Inventors: Junwon Choi, Ye Hoon Im, Hyoung Joon Son, Young Myung Gee
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Publication number: 20200020961Abstract: A fuel cell stack structure in which unit cells are stacked includes first window frames and second window frame. The second window frames each have an area larger than an area of a first window frame and are periodically disposed at a predetermined interval in a direction in which the unit cells are stacked. Heat movement is promoted, a temperature deviation in the fuel cell stack structure is mitigated, and a temperature distribution is uniformized.Type: ApplicationFiled: July 18, 2018Publication date: January 16, 2020Applicant: LG CHEM, LTD.Inventors: Tai Min NOH, Jaesung KIM, Sanghyeok IM, Kwangyeon PARK, Ye Hoon IM, Kwangwook CHOI, Junwon CHOI
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Publication number: 20190393277Abstract: An electronic apparatus includes a display panel including a base substrate including an active area and a peripheral area adjacent to the active area, pixels on the active area, pads on the peripheral area and arranged in a first direction, signal lines connecting the pixels to the pads, and a vernier mark on the peripheral area and spaced apart from the pads and the signal lines, a circuit board on the display panel and including a base film, and leads on the base film and overlapping with the pads in a plan view, and a conductive adhesive member extending in the first direction and between the display panel and the circuit board to connect the pads to the leads. The conductive adhesive member overlaps with the vernier mark when viewed in a second direction intersecting the first direction.Type: ApplicationFiled: June 6, 2019Publication date: December 26, 2019Inventors: Jun-yong AN, Yun-kyeong IN, Junwon CHOI, Wonmi HWANG
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Publication number: 20190378889Abstract: A display apparatus includes: a substrate having a display area, a peripheral area outside the display area, a pad area in the peripheral area, and a bending area between the display area and the pad area; a thin film transistor in the display area and an organic light-emitting device electrically connected to the thin film transistor; a first voltage line between a side of the display area and the pad area, in the peripheral area, the first voltage line supplying a first voltage to the organic light-emitting device; and a first sensing line in the peripheral area, the first sensing line measuring the first voltage of the first voltage line, wherein a first contact where an end of the first sensing line and the first voltage line are connected is between the bending area and the display area.Type: ApplicationFiled: January 18, 2019Publication date: December 12, 2019Inventors: Junwon CHOI, Wonmi HWANG, Junyong AN, Yunkyeong IN
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Publication number: 20190288052Abstract: A display device includes a plurality of pixels, wherein a first pixel of the plurality of pixels includes: a scan line extending in a first direction; a data line and a driving voltage line extending in a second direction crossing the first direction; a switching thin film transistor connected to the scan line and the data line; a driving thin film transistor connected to the switching thin film transistor; a first shielding layer overlapping the data line; and a second shielding layer overlapping the data line, the second shielding layer being spaced apart from the first shielding layer in the second direction such that the first shielding layer and the second shielding layer are spaced apart a predetermined distance apart from each other.Type: ApplicationFiled: May 31, 2019Publication date: September 19, 2019Inventors: Junwon CHOI, Changsoo PYON
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Patent number: 10332951Abstract: A display device includes a plurality of pixels, wherein a first pixel of the plurality of pixels includes: a scan line extending in a first direction; a data line and a driving voltage line extending in a second direction crossing the first direction; a switching thin film transistor connected to the scan line and the data line; a driving thin film transistor connected to the switching thin film transistor; a first shielding layer overlapping the data line; and a second shielding layer overlapping the data line, the second shielding layer being spaced apart from the first shielding layer in the second direction such that the first shielding layer and the second shielding layer are spaced apart a predetermined distance apart from each other.Type: GrantFiled: May 12, 2017Date of Patent: June 25, 2019Assignee: Samsung Display Co., Ltd.Inventors: Junwon Choi, Changsoo Pyon
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Publication number: 20190142886Abstract: The present invention relates to an Ecklonia cava extract, a preparation method thereof and a pharmaceutical composition for preventing or treating vascular diseases comprising the same as an active ingredient. The Ecklonia cava extract of the present invention was confirmed to have a medicinal effect on those factors involved in causing vascular diseases by the cell level experiments and the disease induced animal model experiments. Therefore, the Ecklonia cava extract of the present invention can be effectively used as an active ingredient of a pharmaceutical composition and a health functional food composition for the prevention, improvement or treatment of vascular diseases.Type: ApplicationFiled: November 8, 2018Publication date: May 16, 2019Inventors: Kyunghee Byun, Myeongjoo Son, Hye Sun Lee, Seyeon Oh, Junwon Choi, You-Jin Jeon
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Publication number: 20190091633Abstract: The present invention relates to a reverse osmosis filter module including an improved feed spacer, and more particularly, to a reverse osmosis filter module including an improved feed spacer, in which spiral filaments are repeatedly positioned to form the feed spacer, such that a flow of a liquid to be supplied to the feed spacer is concentrated on a surface of a reverse osmosis membrane to effectively mitigate concentration polarization.Type: ApplicationFiled: September 6, 2017Publication date: March 28, 2019Applicant: LG CHEM, LTD.Inventors: Junwon CHOI, Ye Hoon IM
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Publication number: 20190088200Abstract: A display device includes: a first driving transistor including a first gate electrode and a first semiconductor layer including a first source region and a first drain region, the first driving transistor being in a first pixel area of a substrate; a second driving transistor including a second gate electrode and a second semiconductor layer including a second source region and a second drain region, the second driving transistor being in a second pixel area adjacent the first pixel area of the substrate; a first electrode layer overlapping at least a portion of the first source region of the first driving transistor; a second electrode layer overlapping at least a portion of the second source region of the second driving transistor; a first power line electrically connected to the first electrode layer; and a second power line electrically connected to the second electrode layer.Type: ApplicationFiled: September 20, 2018Publication date: March 21, 2019Inventors: Minkyu WOO, Minku LEE, Junwon CHOI
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Publication number: 20190035863Abstract: A display device includes a scan line extending in a first direction, a data line and a driving voltage line extending in a second direction crossing the first direction, a switching thin film transistor (“TFT”) connected to the scan line and the data line, a driving TFT connected to the switching TFT and including a driving semiconductor layer and a driving gate electrode, a storage capacitor connected to the driving TFT and including first and second storage capacitor plates, a node connection line between the data line and the driving voltage line and connected to the driving gate electrode, and a shielding portion between the data line and the node connection line.Type: ApplicationFiled: September 19, 2018Publication date: January 31, 2019Inventors: Junwon Choi, Yunkyeong In, Wonmi Hwang, Junyong An
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Patent number: 10103208Abstract: A display device includes a scan line extending in a first direction, a data line and a driving voltage line extending in a second direction crossing the first direction, a switching thin film transistor (“TFT”) connected to the scan line and the data line, a driving TFT connected to the switching TFT and including a driving semiconductor layer and a driving gate electrode, a storage capacitor connected to the driving TFT and including first and second storage capacitor plates, a node connection line between the data line and the driving voltage line and connected to the driving gate electrode, and a shielding portion between the data line and the node connection line.Type: GrantFiled: May 17, 2017Date of Patent: October 16, 2018Assignee: SAMSUNG DISPLAY CO. LTD.Inventors: Junwon Choi, Yunkyeong In, Wonmi Hwang, Junyong An
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Publication number: 20180207586Abstract: The present invention relates to a reverse osmosis filter module including an improved feed spacer, and particularly, to a reverse osmosis filter module including an improved feed spacer which has an asymmetric diameter in an intersection in which a first set of filaments and a second set of filaments intersect, thereby reducing differential pressure by increasing a cross-sectional area of a flow path, and mitigating concentration polarization by developing a swirl flow.Type: ApplicationFiled: July 26, 2016Publication date: July 26, 2018Applicant: LG CHEM, LTD.Inventors: Junwon CHOI, Ye Hoon IM, Hyoung Joon SON, Young Myung GEE
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Publication number: 20170365647Abstract: A display device includes a scan line extending in a first direction, a data line and a driving voltage line extending in a second direction crossing the first direction, a switching thin film transistor (“TFT”) connected to the scan line and the data line, a driving TFT connected to the switching TFT and including a driving semiconductor layer and a driving gate electrode, a storage capacitor connected to the driving TFT and including first and second storage capacitor plates, a node connection line between the data line and the driving voltage line and connected to the driving gate electrode, and a shielding portion between the data line and the node connection line.Type: ApplicationFiled: May 17, 2017Publication date: December 21, 2017Inventors: Junwon Choi, Yunkyeong In, Wonmi Hwang, Junyong An
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Publication number: 20170330928Abstract: A display device includes a plurality of pixels, wherein a first pixel of the plurality of pixels includes: a scan line extending in a first direction; a data line and a driving voltage line extending in a second direction crossing the first direction; a switching thin film transistor connected to the scan line and the data line; a driving thin film transistor connected to the switching thin film transistor; a first shielding layer overlapping the data line; and a second shielding layer overlapping the data line, the second shielding layer being spaced apart from the first shielding layer in the second direction such that the first shielding layer and the second shielding layer are spaced apart a predetermined distance apart from each other.Type: ApplicationFiled: May 12, 2017Publication date: November 16, 2017Inventors: Junwon Choi, Changsoo Pyon
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Patent number: 9792855Abstract: An organic light emitting display apparatus includes first and second pixels on a display region, first and second scan lines connected to the first and second pixels respectively, and a gate driver to output a first scan signal and a second scan signal to the first and second scan lines respectively. The first pixel includes a first pixel circuit and a first organic light emitting diode (OLED). The second pixel includes a second pixel circuit and a second OLED. Each of the first and second pixel circuits includes a driving transistor to output driving current to the anode of a respective one of the first and second OLEDs. The anode of the second OLED at least partially overlaps the gate of a driving transistor of the first pixel circuit.Type: GrantFiled: July 6, 2015Date of Patent: October 17, 2017Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Myeonghee Seo, Junwon Choi, Minkyu Woo