Patents by Inventor Sang-Min Yi
Sang-Min 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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Patent number: 11950446Abstract: A display device includes an electrode, a protection layer disposed on the electrode, and an encapsulation organic layer disposed on the protection layer. In a first area, an edge of the encapsulation organic layer is spaced a first distance from an edge of the electrode, and the edge of the encapsulation organic layer is spaced a second distance from an edge of the protection layer. In the second area, the edge of the encapsulation organic layer is disposed between the edge of the electrode and the edge of the protection layer. In the second area, the edge of the encapsulation organic layer is spaced a third distance, greater than the first distance, from the edge of the electrode, and the edge of the encapsulation organic layer is spaced a fourth distance, greater than the second distance, from the edge of the protection layer.Type: GrantFiled: June 7, 2021Date of Patent: April 2, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Sanghoon Kim, Sang Min Yi, Jingul Kim, Jiyun Chun
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Publication number: 20240084433Abstract: A stage unit includes a stage that provides a seating surface and has an opening formed through the seating surface, a first support unit disposed below the opening and coupled to the stage, a second support unit disposed below the opening and coupled to the stage, where the second support unit is spaced apart from the first support unit on a plane, and a flatness measurement unit supported by the first support unit. Each of the first support unit and the second support unit provides a support surface that crosses the seating surface, and the support surface of the first support unit and the support surface of the second support unit are movable in a direction toward and away from the opening.Type: ApplicationFiled: August 29, 2023Publication date: March 14, 2024Inventors: KYONGHO HONG, SUNGHO PARK, JUNGSEOB LEE, JUNHYEUK KO, EUIGYU KIM, SANG MIN YI, SANGJIN HAN
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Publication number: 20240075496Abstract: A deposition apparatus includes a deposition member providing a deposition material, a stage including a first rear surface, a first front surface opposite to the first rear surface, and a first inner side surface extended to the first rear surface and the first front surface and defining a first opening, a mask frame including a second rear surface facing the first front surface, a second front surface opposite to the second rear surface, and a second inner side surface extended to the second front surface and the second rear surface and defining a second opening, masks disposed on the second front surface and each being provided with a plurality of deposition openings defined therethrough to correspond to the second opening, and a heat dissipation plate disposed between the deposition member and the stage and covering the first rear surface, the first inner side surface, and the second side inner surface.Type: ApplicationFiled: July 7, 2023Publication date: March 7, 2024Inventors: JONGYOON LEE, SOKWON NOH, SANG MIN YI
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Publication number: 20240068082Abstract: A deposition apparatus includes a mask, a mask frame, a stage disposed on a rear surface of the mask frame, and first to third external force applying parts disposed on the stage. Each of the first portion and the second portion includes a support and a driving part which moves the support. The first to third external force applying parts applies external force to the mask frame to control a shape of the mask frame.Type: ApplicationFiled: July 5, 2023Publication date: February 29, 2024Inventors: JUNHYEUK KO, MINGOO KANG, EUIGYU KIM, JONGBUM KIM, Sukha RYU, SANG MIN YI, KYUNGHOON CHUNG
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Patent number: 11910656Abstract: A display device includes: a base substrate; a first pixel electrode, a second pixel electrode, and a third pixel electrode arranged on the base substrate to be spaced apart from each other; a pixel defining film on the first pixel electrode, the second pixel electrode, and the third pixel electrode and including a first opening exposing the first pixel electrode, a second opening exposing the second pixel electrode and spaced apart from the first opening, and a third opening exposing the third pixel electrode and spaced apart from the first opening and the second opening; a first organic layer on the first pixel electrode exposed by the first opening; a second organic layer on the second pixel electrode exposed by the second opening; and a third organic layer on the third pixel electrode exposed by the third opening.Type: GrantFiled: November 4, 2022Date of Patent: February 20, 2024Assignee: Samsung Display Co., Ltd.Inventors: Sang Shin Lee, Joon Young Park, Min Goo Kang, Jung Woo Ko, Jong Sung Park, Hong Kyun Ahn, Sang Min Yi, Sang Woo Jo, Young Eun Ryu, Yoon Seo Lee
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Publication number: 20230397455Abstract: An electronic panel, includes: a base substrate including a front surface, a rear surface opposite the front surface, and a plurality of side surfaces connecting the front surface and the rear surface to each other; a pixel definition layer on the front surface of the base substrate and having a plurality of openings defined therein; a plurality of emitting elements in the openings; and a spacer on the pixel definition layer and spaced apart from the openings, wherein a thickness of the spacer is equal to or greater than a thickness of the pixel definition layer.Type: ApplicationFiled: August 14, 2023Publication date: December 7, 2023Inventors: Hyangyul KIM, Sunhwa KIM, Heeseong JEONG, Suk Hoon KU, Hyun-Gue SONG, Dukjin LEE, Sang Min YI
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Publication number: 20230317492Abstract: Disclosed is a deposition mask stage comprising a stage frame, chucks combined with the stage frame, and support blocks on a back side of the stage frame. The chucks are spaced apart from each other in a first direction and a second direction that are defined in an extending direction of the stage frame. The first and second directions intersect each other. The support blocks are spaced apart from each other in the first direction and the second direction on the back side of the stage frame.Type: ApplicationFiled: February 1, 2023Publication date: October 5, 2023Applicant: Samsung Display Co., Ltd.Inventors: EUIGYU KIM, SANG MIN YI, JUNHYEUK KO, JONGBUM KIM, JAESUK MOON, HONG-KYUN AHN, KYUNGHOON CHUNG
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Publication number: 20230259018Abstract: A mask includes: a body having a length in a first direction and including: a plurality of first cell areas arranged in the first direction and respectively including a plurality of first holes; and a plurality of second cell areas respectively including a plurality of second holes; and a clamping part protruding from the body in the first direction and being integral with the body. An alignment mark is defined on the body and is offset from the first holes and the second holes, and the alignment mark overlaps the first and second cell areas when viewed in a second direction crossing the first direction.Type: ApplicationFiled: November 21, 2022Publication date: August 17, 2023Inventors: SEIL KIM, SANG MIN YI
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Publication number: 20230263028Abstract: A light emitting display device includes: a plurality of pixel areas including a first pixel area and a second pixel area adjacent to the first pixel area; a first unit pixel in the first pixel area; and a second unit pixel in the second pixel area, wherein the first unit pixel and the second unit pixel include a first pixel, a second pixel, and a third pixel each configured to display different colors, facing sides of the first pixel and the third pixel have complementary curved lines in the first unit pixel, facing sides of the second pixel and the third pixel have complementary curved lines in the first unit pixel, and facing sides of the first pixel of the first unit pixel and the second pixel of the second unit pixel have complementary curved lines.Type: ApplicationFiled: January 19, 2023Publication date: August 17, 2023Inventors: Sang Shin LEE, SANGHOON KIM, JONGSUNG PARK, Sang Min YI, Seung Jin LEE
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Patent number: 11730014Abstract: An electronic panel, includes: a base substrate including a front surface, a rear surface opposite the front surface, and a plurality of side surfaces connecting the front surface and the rear surface to each other; a pixel definition layer on the front surface of the base substrate and having a plurality of openings defined therein; a plurality of emitting elements in the openings; and a spacer on the pixel definition layer and spaced apart from the openings, wherein a thickness of the spacer is equal to or greater than a thickness of the pixel definition layer.Type: GrantFiled: February 21, 2020Date of Patent: August 15, 2023Assignee: Samsung Display Co., Ltd.Inventors: Hyangyul Kim, Sunhwa Kim, Heeseong Jeong, Suk Hoon Ku, Hyun-Gue Song, Dukjin Lee, Sang Min Yi
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Publication number: 20230240124Abstract: A mask assembly and method for manufacturing of the same are provided. A mask assembly includes: a mask frame including a first mask opening and a second mask opening which are located side by side in a first direction and defined by a support bar; a first split mask overlapping the first mask opening; and a second split mask overlapping the second mask opening, and the first split mask and the second split mask are spaced apart from each other in a region overlapping the support bar.Type: ApplicationFiled: March 29, 2023Publication date: July 27, 2023Inventors: Se Il KIM, Sang Min YI, Eui Gyu KIM, Dae Won BAEK
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Publication number: 20230232698Abstract: A mask includes a first mask that includes a first long side that extends in a first direction and a first short side that extends in a second direction that crosses the first direction and that includes a first edge portion, a first center portion, and a first welded portion, that are sequentially arranged in the first direction. The mask further includes a second mask that includes a second long side that extends in the first direction and a second short side that extends in the second direction and that includes a second welded portion, a second center portion, and a second edge portion, that are sequentially arranged in the first direction. The first welded portion is in contact with the second welded portion.Type: ApplicationFiled: March 21, 2023Publication date: July 20, 2023Inventors: SEIL KIM, Euigyu Kim, Kwanhee Lee, Sang Min Yi, Junhyeuk Ko, Seungju Hong
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Publication number: 20230225179Abstract: A mask includes a first mask that includes a first long side that extends in a first direction and a first short side that extends in a second direction that crosses the first direction and that includes a first edge portion, a first center portion, and a first welded portion, that are sequentially arranged in the first direction. The mask further includes a second mask that includes a second long side that extends in the first direction and a second short side that extends in the second direction and that includes a second welded portion, a second center portion, and a second edge portion, that are sequentially arranged in the first direction. The first welded portion is in contact with the second welded portion.Type: ApplicationFiled: March 21, 2023Publication date: July 13, 2023Inventors: Seil Kim, Euigyu Kim, Kwanhee Lee, Sang Min Yi, Junhyeuk Ko, Seungju Hong
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Publication number: 20230119614Abstract: A mask assembly includes a first mask having a first opening and at least one second mask disposed on the first mask, each at least one second mask including a deposition area having second openings, an inner area surrounding the deposition area, and an outer area having third openings which surround the margin area. A line defining the outer boundary of an inner surface which defines the first opening overlaps the inner area when viewed in plan.Type: ApplicationFiled: October 11, 2022Publication date: April 20, 2023Inventors: Sangshin LEE, Sanghoon KIM, Jongsung PARK, Sang Min YI, Seungjin LEE, Eunjoung JUNG
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Patent number: 11616198Abstract: A mask includes a first mask that includes a first long side that extends in a first direction and a first short side that extends in a second direction that crosses the first direction and that includes a first edge portion, a first center portion, and a first welded portion, that are sequentially arranged in the first direction. The mask further includes a second mask that includes a second long side that extends in the first direction and a second short side that extends in the second direction and that includes a second welded portion, a second center portion, and a second edge portion, that are sequentially arranged in the first direction. The first welded portion is in contact with the second welded portion.Type: GrantFiled: April 15, 2021Date of Patent: March 28, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Seil Kim, Euigyu Kim, Kwanhee Lee, Sang Min Yi, Junhyeuk Ko, Seungju Hong
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Publication number: 20230057473Abstract: A display device includes: a base substrate; a first pixel electrode, a second pixel electrode, and a third pixel electrode arranged on the base substrate to be spaced apart from each other; a pixel defining film on the first pixel electrode, the second pixel electrode, and the third pixel electrode and including a first opening exposing the first pixel electrode, a second opening exposing the second pixel electrode and spaced apart from the first opening, and a third opening exposing the third pixel electrode and spaced apart from the first opening and the second opening; a first organic layer on the first pixel electrode exposed by the first opening; a second organic layer on the second pixel electrode exposed by the second opening; and a third organic layer on the third pixel electrode exposed by the third opening.Type: ApplicationFiled: November 4, 2022Publication date: February 23, 2023Inventors: Sang Shin LEE, Joon Young PARK, Min Goo KANG, Jung Woo KO, Jong Sung PARK, Hong Kyun AHN, Sang Min YI, Sang Woo JO, Young Eun RYU, Yoon Seo LEE
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Patent number: 11515374Abstract: A display device includes: a base substrate; a first pixel electrode, a second pixel electrode, and a third pixel electrode arranged on the base substrate to be spaced apart from each other; a pixel defining film on the first pixel electrode, the second pixel electrode, and the third pixel electrode and including a first opening exposing the first pixel electrode, a second opening exposing the second pixel electrode and spaced apart from the first opening, and a third opening exposing the third pixel electrode and spaced apart from the first opening and the second opening; a first organic layer on the first pixel electrode exposed by the first opening; a second organic layer on the second pixel electrode exposed by the second opening; and a third organic layer on the third pixel electrode exposed by the third opening.Type: GrantFiled: December 28, 2020Date of Patent: November 29, 2022Assignee: Samsung Display Co., Ltd.Inventors: Sang Shin Lee, Joon Young Park, Min Goo Kang, Jung Woo Ko, Jong Sung Park, Hong Kyun Ahn, Sang Min Yi, Sang Woo Jo, Young Eun Ryu, Yoon Seo Lee
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Publication number: 20220102446Abstract: A display device is provided. The display device includes a display region which includes a first display region and a second display region, where the first display region includes a plurality of first pixels, and the second display region includes a plurality of second pixels and at least one light transmission region, where the light transmission region has light transmittance that is higher than light transmittance of the first pixel and light transmittance of the second pixel, and the second display region has light transmittance that is higher than light transmittance of the first display region.Type: ApplicationFiled: December 9, 2021Publication date: March 31, 2022Inventors: Dae Won BAEK, Sang Min YI, Sang Shin LEE, Sung Chul KIM, Joon Young PARK
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Publication number: 20220059800Abstract: A display device includes an electrode, a protection layer disposed on the electrode, and an encapsulation organic layer disposed on the protection layer. In a first area, an edge of the encapsulation organic layer is spaced a first distance from an edge of the electrode, and the edge of the encapsulation organic layer is spaced a second distance from an edge of the protection layer. In the second area, the edge of the encapsulation organic layer is disposed between the edge of the electrode and the edge of the protection layer. In the second area, the edge of the encapsulation organic layer is spaced a third distance, greater than the first distance, from the edge of the electrode, and the edge of the encapsulation organic layer is spaced a fourth distance, greater than the second distance, from the edge of the protection layer.Type: ApplicationFiled: June 7, 2021Publication date: February 24, 2022Inventors: SANGHOON KIM, SANG MIN YI, JINGUL KIM, JIYUN CHUN
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Publication number: 20220018011Abstract: A mask assembly includes a mask frame including an edge portion including opposing upper and lower portions along a first direction, and a support which between the upper portion and the lower portion of the edge portion along the first direction; and a mask attachable to the mask frame. The mask includes a pattern area corresponding to the support and including a first welded area at which the mask is attachable to the support, an alignment adjustment pattern adjacent to the first welded area along the first direction, and a second thickness of the mask at the alignment adjustment pattern which is less than a first thickness of the mask at the first welded area, and a first deposition area including upper deposition openings of the mask and between the upper portion and the support of the mask frame.Type: ApplicationFiled: March 9, 2021Publication date: January 20, 2022Inventors: JUNHYEUK KO, BYUNG IK KONG, SEIL KIM, EUIGYU KIM, SOOHYUN MIN, SANG MIN YI, WONYOUNG JANG, SEUNGJU HONG