Patents by Inventor Kyung-jin JEON
Kyung-jin JEON 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: 12218151Abstract: A display device according to an embodiment of the present disclosure includes: a substrate; a first conductive layer on the substrate; a first insulating layer on the first conductive layer; an active pattern on the first insulating layer and including a semiconductor material; a second insulating layer on the active pattern; and a second conductive layer on the second insulating layer, wherein the first insulating layer has a first opening exposing the first conductive layer, the second insulating layer has a second opening exposing the first conductive layer, a breadth of the first opening is different than a breadth of the second opening, and a side surface of the first opening and a side surface of the second opening are formed to a top surface of the first conductive layer.Type: GrantFiled: October 3, 2023Date of Patent: February 4, 2025Assignee: Samsung Display Co., Ltd.Inventors: So Young Koo, Jay Bum Kim, Kyung Jin Jeon, Eok Su Kim, Jun Hyung Lim
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Publication number: 20240413174Abstract: According to some embodiments of the present disclosure, a display device includes an active pattern including a metal oxide, a gate electrode overlapping the active pattern, a first capacitor electrode spaced apart from the active pattern and including a conductive oxide, and a second capacitor electrode on the first capacitor electrode.Type: ApplicationFiled: August 16, 2024Publication date: December 12, 2024Inventors: Kyung Jin JEON, Eok Su KIM, Joon Seok PARK, So Young KOO, Tae Sang KIM, Jun Hyung LIM
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Patent number: 12125836Abstract: A display device includes a first conductive layer disposed on a substrate, a passivation layer disposed on the first conductive layer, a second conductive layer disposed on the passivation layer, a via layer disposed on the second conductive layer, a third conductive layer disposed on the via layer, the third conductive layer including a first electrode, a second electrode, a connection pattern, the first electrode, the second electrode, and the connection pattern being spaced apart from each other, and a light emitting element, a first end and a second end of the light emitting element being disposed on the first electrode and the second electrode, respectively, wherein the connection pattern electrically connects the first conductive layer and the second conductive layer through a first contact hole penetrating the via layer and the passivation layer.Type: GrantFiled: December 26, 2023Date of Patent: October 22, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kyung Jin Jeon, So Young Koo, Eok Su Kim, Hyung Jun Kim, Yun Yong Nam, Jun Hyung Lim
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Patent number: 12107114Abstract: A display device includes first banks on a substrate and spaced apart from each other, a first electrode and a second electrode on the first banks and spaced apart from each other, a first insulating layer on the first electrode and the second electrode, and light emitting elements on the first insulating layer and each having ends on the first electrode and the second electrode. Each of the first banks includes a first pattern portion including concave portions and convex portions. The first pattern portions of the first banks are disposed on side surfaces of the first banks. The side surfaces are spaced apart and face each other. Each of the first electrode and the second electrode includes a second pattern portion on the first pattern portion and having a pattern shape corresponding to the first pattern portion on a surface thereof.Type: GrantFiled: September 10, 2021Date of Patent: October 1, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyung Jun Kim, So Young Koo, Eok Su Kim, Yun Yong Nam, Jun Hyung Lim, Kyung Jin Jeon
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Patent number: 12068334Abstract: According to some embodiments of the present disclosure, a display device includes an active pattern including a metal oxide, a gate electrode overlapping the active pattern, a first capacitor electrode spaced apart from the active pattern and including a conductive oxide, and a second capacitor electrode on the first capacitor electrode.Type: GrantFiled: September 30, 2020Date of Patent: August 20, 2024Assignee: Samsung Display Co., Ltd.Inventors: Kyung Jin Jeon, Eok Su Kim, Joon Seok Park, So Young Koo, Tae Sang Kim, Jun Hyung Lim
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Patent number: 12068336Abstract: A display device and a method of manufacturing a display device are provided. The display device includes a first conductive layer on a substrate, a passivation layer disposed on the first conductive layer and exposing at least a part of the first conductive layer, a second conductive layer disposed on the passivation layer and covering an upper surface of the passivation layer, a via layer on the second conductive layer, a third conductive layer including a first electrode, a second electrode, and a connection pattern, and spaced apart from each other on the via layer, and a light emitting element having ends that are disposed on the first electrode and the second electrode, respectively. The connection pattern electrically connects the first conductive layer and the second conductive layer through a first contact hole penetrating the via layer.Type: GrantFiled: September 8, 2021Date of Patent: August 20, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kyung Jin Jeon, So Young Koo, Eok Su Kim, Hyung Jun Kim, Yun Yong Nam, Jun Hyung Lim
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Patent number: 12069918Abstract: A display device includes a substrate, a first conductive layer on the substrate and including a lower light blocking pattern and a first signal line, a buffer layer on the first conductive layer, a semiconductor layer on the buffer layer and including a first semiconductor pattern and a second semiconductor pattern separated from the first semiconductor pattern, an insulating layer on the semiconductor layer and including an insulating layer pattern, a second conductive layer on the insulating layer and including a second signal line, a planarization layer on the second conductive layer, and a third conductive layer on the planarization layer and including an anode electrode. The first semiconductor pattern is electrically connected to the lower light blocking pattern by the anode electrode, and at least a portion of the second semiconductor pattern is isolated from and overlaps each of the first signal line and the second signal line.Type: GrantFiled: August 4, 2023Date of Patent: August 20, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kyung Jin Jeon, So Young Koo, Eok Su Kim, Hyung Jun Kim, Jun Hyung Lim
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Publication number: 20240234431Abstract: A display device according to an embodiment includes a light blocking layer disposed on a substrate; an oxygen supply layer disposed on and contacting the light blocking layer; a semiconductor layer disposed on the oxygen supply layer; and a light emitting diode electrically connected with the semiconductor layer. The semiconductor layer includes an oxide semiconductor, and the oxygen supply layer includes a metal oxide that includes at least one of indium, zinc, gallium, and tin.Type: ApplicationFiled: March 20, 2024Publication date: July 11, 2024Applicant: Samsung Display Co., LTD.Inventors: Hyung Jun KIM, So Young KOO, Eok Su KIM, Yun Yong NAM, Jun Hyung LIM, Kyung Jin JEON
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Publication number: 20240128251Abstract: A display device includes a first conductive layer disposed on a substrate, a passivation layer disposed on the first conductive layer, a second conductive layer disposed on the passivation layer, a via layer disposed on the second conductive layer, a third conductive layer disposed on the via layer, the third conductive layer including a first electrode, a second electrode, a connection pattern, the first electrode, the second electrode, and the connection pattern being spaced apart from each other, and a light emitting element, a first end and a second end of the light emitting element being disposed on the first electrode and the second electrode, respectively, wherein the connection pattern electrically connects the first conductive layer and the second conductive layer through a first contact hole penetrating the via layer and the passivation layer.Type: ApplicationFiled: December 26, 2023Publication date: April 18, 2024Applicant: Samsung Display Co., LTD.Inventors: Kyung Jin JEON, So Young KOO, Eok Su KIM, Hyung Jun KIM, Yun Yong NAM, Jun Hyung LIM
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Patent number: 11942488Abstract: A display device includes: a substrate; a first conductive layer on the substrate and comprising a first signal line; an insulating layer pattern on the first conductive layer; a semiconductor pattern on the insulating layer pattern; a gate insulating layer on the semiconductor pattern; and a second conductive layer comprising a gate electrode on the gate insulting layer and a first source/drain electrode and a second source/drain electrode, each on at least a part of the semiconductor pattern, wherein the insulating layer pattern and the semiconductor pattern have a same planar shape, the semiconductor pattern comprises a channel region overlapping the gate electrode, a first source/drain region on a first side of the channel region and a second source/drain region on a second side of the channel region, and the first source/drain electrode electrically connects the first source/drain region and the first signal line.Type: GrantFiled: March 30, 2023Date of Patent: March 26, 2024Assignee: Samsung Display Co., Ltd.Inventors: Kyung Jin Jeon, So Young Koo, Eok Su Kim, Hyung Jun Kim, Joon Seok Park, Jun Hyung Lim
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Patent number: 11942482Abstract: A display device according to an embodiment includes a light blocking layer disposed on a substrate; an oxygen supply layer disposed on and contacting the light blocking layer; a semiconductor layer disposed on the oxygen supply layer; and a light emitting diode electrically connected with the semiconductor layer. The semiconductor layer includes an oxide semiconductor, and the oxygen supply layer includes a metal oxide that includes at least one of indium, zinc, gallium, and tin.Type: GrantFiled: August 10, 2021Date of Patent: March 26, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyung Jun Kim, So Young Koo, Eok Su Kim, Yun Yong Nam, Jun Hyung Lim, Kyung Jin Jeon
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Patent number: 11894355Abstract: A display device includes a first conductive layer disposed on a substrate, a passivation layer disposed on the first conductive layer, a second conductive layer disposed on the passivation layer, a via layer disposed on the second conductive layer, a third conductive layer disposed on the via layer, the third conductive layer including a first electrode, a second electrode, a connection pattern, the first electrode, the second electrode, and the connection pattern being spaced apart from each other, and a light emitting element, a first end and a second end of the light emitting element being disposed on the first electrode and the second electrode, respectively, wherein the connection pattern electrically connects the first conductive layer and the second conductive layer through a first contact hole penetrating the via layer and the passivation layer.Type: GrantFiled: September 10, 2021Date of Patent: February 6, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kyung Jin Jeon, So Young Koo, Eok Su Kim, Hyung Jun Kim, Yun Yong Nam, Jun Hyung Lim
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Publication number: 20240040870Abstract: A display device includes a substrate, a first conductive layer on the substrate and including a lower light blocking pattern and a first signal line, a buffer layer on the first conductive layer, a semiconductor layer on the buffer layer and including a first semiconductor pattern and a second semiconductor pattern separated from the first semiconductor pattern, an insulating layer on the semiconductor layer and including an insulating layer pattern, a second conductive layer on the insulating layer and including a second signal line, a planarization layer on the second conductive layer, and a third conductive layer on the planarization layer and including an anode electrode. The first semiconductor pattern is electrically connected to the lower light blocking pattern by the anode electrode, and at least a portion of the second semiconductor pattern is isolated from and overlaps each of the first signal line and the second signal line.Type: ApplicationFiled: August 4, 2023Publication date: February 1, 2024Inventors: Kyung Jin JEON, So Young KOO, Eok Su KIM, Hyung Jun KIM, Jun Hyung LIM
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Publication number: 20240030235Abstract: A display device according to an embodiment of the present disclosure includes: a substrate; a first conductive layer on the substrate; a first insulating layer on the first conductive layer; an active pattern on the first insulating layer and including a semiconductor material; a second insulating layer on the active pattern; and a second conductive layer on the second insulating layer, wherein the first insulating layer has a first opening exposing the first conductive layer, the second insulating layer has a second opening exposing the first conductive layer, a breadth of the first opening is different than a breadth of the second opening, and a side surface of the first opening and a side surface of the second opening are formed to a top surface of the first conductive layer.Type: ApplicationFiled: October 3, 2023Publication date: January 25, 2024Inventors: So Young KOO, Jay Bum KIM, Kyung Jin JEON, Eok Su KIM, Jun Hyung LIM
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Patent number: 11824061Abstract: A display device includes a plurality of pixels respectively coupled to scan lines and data lines intersecting the scan lines, wherein at least some of the pixels includes a driving transistor including a substrate, a first insulating layer disposed on the substrate, a first active layer disposed on the first insulating layer, a first gate electrode disposed on the first active layer, and a first source electrode and a first drain electrode electrically connected to the first active layer, the first drain electrode being spaced apart from the first source electrode by a first distance, and a switching transistor including a second gate electrode disposed between the substrate and the first insulating layer, a second active layer disposed on the same layer as the first active layer, and a second source electrode and a second drain electrode electrically connected to the second active layer, the second drain electrode being spaced apart from the second source electrode by a second distance different from the fiType: GrantFiled: February 5, 2020Date of Patent: November 21, 2023Assignee: Samsung Display Co., Ltd.Inventors: Joon Seok Park, Tae Sang Kim, Yeon Keon Moon, Geun Chul Park, Jun Hyung Lim, Kyung Jin Jeon
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Patent number: 11765947Abstract: A display device includes a substrate, a first conductive layer on the substrate and including a lower light blocking pattern and a first signal line, a buffer layer on the first conductive layer, a semiconductor layer on the buffer layer and including a first semiconductor pattern and a second semiconductor pattern separated from the first semiconductor pattern, an insulating layer on the semiconductor layer and including an insulating layer pattern, a second conductive layer on the insulating layer and including a second signal line, a planarization layer on the second conductive layer, and a third conductive layer on the planarization layer and including an anode electrode. The first semiconductor pattern is electrically connected to the lower light blocking pattern by the anode electrode, and at least a portion of the second semiconductor pattern is isolated from and overlaps each of the first signal line and the second signal line.Type: GrantFiled: November 30, 2020Date of Patent: September 19, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kyung Jin Jeon, So Young Koo, Eok Su Kim, Hyung Jun Kim, Jun Hyung Lim
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Patent number: 11751439Abstract: A display device includes: a substrate; a first semiconductor layer disposed on the substrate, where the first semiconductor layer includes a channel region and a doped region; a first gate electrode disposed to overlap the channel region of the first semiconductor layer; an intermediate film disposed on the first semiconductor layer and the first gate electrode; and a first electrode disposed on the intermediate film, where an opening is defined through the intermediate film to overlap the doped region of the first semiconductor layer, the doped region of the first semiconductor layer and the first electrode contacts each other through the opening, and an area of a cross-section of the opening parallel to the substrate is in a range of about 49 ?m2 to about 81 ?m2.Type: GrantFiled: April 2, 2021Date of Patent: September 5, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyung Jun Kim, So Young Koo, Eok Su Kim, Yun Yong Nam, Jun Hyung Lim, Kyung Jin Jeon
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Publication number: 20230253415Abstract: A display device includes: a substrate; a first conductive layer on the substrate and comprising a first signal line; an insulating layer pattern on the first conductive layer; a semiconductor pattern on the insulating layer pattern; a gate insulating layer on the semiconductor pattern; and a second conductive layer comprising a gate electrode on the gate insulting layer and a first source/drain electrode and a second source/drain electrode, each on at least a part of the semiconductor pattern, wherein the insulating layer pattern and the semiconductor pattern have a same planar shape, the semiconductor pattern comprises a channel region overlapping the gate electrode, a first source/drain region on a first side of the channel region and a second source/drain region on a second side of the channel region, and the first source/drain electrode electrically connects the first source/drain region and the first signal line.Type: ApplicationFiled: March 30, 2023Publication date: August 10, 2023Inventors: Kyung Jin JEON, So Young KOO, Eok Su KIM, Hyung Jun KIM, Joon Seok PARK, Jun Hyung LIM
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Publication number: 20230189585Abstract: The present disclosure relates to a display panel and a method for fabricating the same. According to an embodiment, a method for fabricating a display panel, comprises disposing a circuit array and connection lines on the support substrate, the circuit array disposed in the display area, the connection lines disposed in a non-display area; disposing a via layer on the support substrate; providing a sealing hole surrounding the display area by patterning the via layer; disposing a sealing member surrounding the display area on an encapsulation substrate. In the disposing of the circuit array and the connection lines comprises disposing an active layer overlapping a light shielding member and disposing an etch stopper corresponding to at least a portion of an overlapping area between the sealing hole and the first connecting line part, by patterning a semiconductor material layer on the buffer layer.Type: ApplicationFiled: September 12, 2022Publication date: June 15, 2023Inventors: Yun Yong NAM, So Young KOO, Eok Su KIM, Hyung Jun KIM, Jun Hyung LIM, Kyung Jin JEON
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Publication number: 20230127261Abstract: A display device includes a first conductive layer including a first voltage line and a second voltage line, a buffer layer, a semiconductor layer including a first active layer and a second active layer, a first gate insulating layer, a second conductive layer including a first gate electrode overlapping the first active layer and a second gate electrode overlapping the second active layer, a passivation layer, a via layer, a bank pattern layer including a first bank pattern and a second bank pattern partially spaced apart from each other, a third conductive layer including a first electrode and a second electrode spaced apart from each other, and light emitting elements. The passivation layer includes silicon nitride (SiNx), and a ratio of a number of silicon-hydrogen bonds (Si—H) to a number of nitrogen-hydrogen bonds (N—H) in the silicon nitride (SiNx) is in a range of about 1:0.6 to about 1:1.5.Type: ApplicationFiled: July 8, 2022Publication date: April 27, 2023Applicant: Samsung Display Co., LTD.Inventors: Hyung Jun KIM, So Young KOO, Eok Su KIM, Yun Yong NAM, Jun Hyung LIM, Kyung Jin JEON