Patents by Inventor Min-Jeong Oh
Min-Jeong Oh 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: 11908987Abstract: A display device includes a substrate and a display element layer disposed on the substrate and emitting light. The display element layer includes a first electrode electrically connected to a portion of a first light emitting element, a second electrode electrically connected to another portion of the first light emitting element, and at least one insulating structure disposed on the substrate and having a convex shape protruding from the substrate. The first light emitting element is disposed in a space of the at least one insulating structure. A method of manufacturing the display device is also disclosed.Type: GrantFiled: November 17, 2022Date of Patent: February 20, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kwang Soo Bae, Dong Uk Kim, Beom Soo Park, Min Jeong Oh, Young Je Cho
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Publication number: 20230320150Abstract: A display device includes a substrate including a first non-bendable portion, a second non-bendable portion, and a bendable portion that is interposed between the first and the second non-bendable portions, a metal plate disposed on a rear face of the substrate and including a first plate portion overlapping the first non-bendable portion, a second plate portion overlapping the second non-bendable portion, and a connection portion between the first plate portion and the second plate portion, the connection portion including a first bar and a second bar that are separated by a slit; the substrate includes a first area in which the first bar and the bendable portion overlap each other, a second area in which the slit and the bendable portion overlap each other, and a third area in which the second bar and the bendable portion overlap each other. The second area is between the first and second areas.Type: ApplicationFiled: January 20, 2023Publication date: October 5, 2023Inventors: Sung Eun LEE, Youn Joon KIM, Jong Hyun CHOI, Hee Suk NAMGUNG, Min Jeong OH, Ki June LEE, Jin Ho JU
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Publication number: 20230197909Abstract: A display device may include: a substrate; first and second electrode on the substrate; light emitting element between the first and second electrodes; a barrier structure on the substrate and including a first surface, a second surface, and a third surface; a light conversion layer on the barrier structure; and a passivation layer on the light conversion layer. A first space defined by the second and third surfaces may be between the substrate and the barrier structure. A second space defined by the first and second surfaces may be between the barrier structure and the passivation layer. The first and second spaces may be alternately located in the first direction. The light emitting element may be in the first space. The light conversion layer may be in the at least one second space.Type: ApplicationFiled: February 10, 2023Publication date: June 22, 2023Inventors: Kwang Soo BAE, Beom Soo PARK, Min Jeong OH, Young Je CHO
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Publication number: 20230108979Abstract: A display device includes a substrate and a display element layer disposed on the substrate and emitting light. The display element layer includes a first electrode electrically connected to a portion of a first light emitting element, a second electrode electrically connected to another portion of the first light emitting element, and at least one insulating structure disposed on the substrate and having a convex shape protruding from the substrate. The first light emitting element is disposed in a space of the at least one insulating structure. A method of manufacturing the display device is also disclosed.Type: ApplicationFiled: November 17, 2022Publication date: April 6, 2023Applicant: Samsung Display Co., LTD.Inventors: Kwang Soo BAE, Dong Uk KIM, Beom Soo PARK, Min Jeong OH, Young Je CHO
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Patent number: 11600750Abstract: A display device may include: a substrate; first and second electrode on the substrate; light emitting element between the first and second electrodes; a barrier structure on the substrate and including a first surface, a second surface, and a third surface; a light conversion layer on the barrier structure; and a passivation layer on the light conversion layer. A first space defined by the second and third surfaces may be between the substrate and the barrier structure. A second space defined by the first and second surfaces may be between the barrier structure and the passivation layer. The first and second spaces may be alternately located in the first direction. The light emitting element may be in the first space. The light conversion layer may be in the at least one second space.Type: GrantFiled: April 23, 2020Date of Patent: March 7, 2023Assignee: Samsung Display Co., Ltd.Inventors: Kwang Soo Bae, Beom Soo Park, Min Jeong Oh, Young Je Cho
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Patent number: 11531236Abstract: A liquid crystal display including a first substrate on which a plurality of first pixels are defined, a first pixel electrode arranged for each of the first pixels on the first substrate, a second substrate arranged opposite the first substrate, a third substrate arranged on the second substrate and on which a plurality of second pixels are defined, a second pixel electrode arranged for each of the second pixels on the third substrate, and a fourth substrate arranged opposite the third substrate. Each of the first pixels has a first domain and each of the second pixels has a second domain, and a direction of the first domain of the first pixels and a direction of the second domain of the second pixels are different from each other.Type: GrantFiled: September 18, 2018Date of Patent: December 20, 2022Assignee: Samsung Display Co., Ltd.Inventors: Jung Suk Bang, Kwang Soo Bae, Min Jeong Oh, Bo Ram Lee, Young Je Cho
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Publication number: 20220392978Abstract: A display device includes a base substrate; a thin-film transistor disposed on the base substrate; a via layer disposed on the thin-film transistor and having a via hole formed therein, the via hole penetrating the via layer in a thickness direction; a first electrode disposed on the via layer and having an electrode hole formed therein, the electrode hole penetrating the first electrode in the thickness direction; a bank layer disposed on the first electrode and exposing part of a top surface of the first electrode; an emission layer on the first electrode; and a second electrode on the emission layer, wherein the first is electrically connected to the thin-film transistor through the via hole, and the bank layer includes an outer bank pattern, which overlaps with the via hole in the thickness direction, and a bank island pattern, which is disposed in the electrode hole.Type: ApplicationFiled: April 18, 2022Publication date: December 8, 2022Inventors: Kwang Soo BAE, Min Jeong OH, Sang Hyun CHOI, Chaun Gi CHOI
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Patent number: 11522113Abstract: A display device includes a substrate and a display element layer disposed on the substrate and emitting light. The display element layer includes a first electrode electrically connected to a portion of a first light emitting element, a second electrode electrically connected to another portion of the first light emitting element, and at least one insulating structure disposed on the substrate and having a convex shape protruding from the substrate. The first light emitting element is disposed in a space of the at least one insulating structure. A method of manufacturing the display device is also disclosed.Type: GrantFiled: August 14, 2020Date of Patent: December 6, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kwang Soo Bae, Dong Uk Kim, Beom Soo Park, Min Jeong Oh, Young Je Cho
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Patent number: 11169320Abstract: A light source member including a substrate, and a plurality of unit light source cells disposed on the substrate and arranged in a matrix, each of the unit light source cells including a light source driving electrode disposed on the substrate, a light source disposed on the substrate and electrically connected to the light source driving electrode, an organic layer disposed on the substrate and exposing the light source and at least a part of the light source driving electrode, the organic layer having an upper surface including a concavo-convex pattern, and a heat dissipation layer disposed on the organic layer and contacting the light source driving electrode.Type: GrantFiled: January 6, 2020Date of Patent: November 9, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Min Jeong Oh, Kwang Soo Bae, Beom Soo Park, Young Je Cho
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Publication number: 20210327862Abstract: A display device and a manufacturing method thereof are provided. The display device includes a display substrate, sub-pixels on the display substrate, each of the sub-pixels including a first electrode and a second electrode on the display substrate and spaced apart from each other, light emitting elements between the first electrode and the second electrode, an insulating layer covering the light emitting elements, a protective pattern on the insulating layer and overlapping one of the light emitting elements, and a bank on the insulating layer at a boundary of one of the sub-pixels.Type: ApplicationFiled: April 6, 2021Publication date: October 21, 2021Inventors: Kwang Soo BAE, Beom Soo PARK, Min Jeong OH, Hae Ju YUN
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Patent number: 11036104Abstract: A liquid crystal display (LCD) including a first pixel electrode including a first stem portion extending in a first direction, a second stem portion connected to a side of the first stem portion and extending in a second direction different from the first direction, and a third stem portion connected to the other side of the first stem portion and extending in the second direction; a first data line extending in the second direction and overlapping the second stem portion of the first pixel electrode; and a second data line extending in the second direction and overlapping the third stem portion of the first pixel electrode. The second stem portion includes a first sub-stem portion and a second sub-stem portion having different widths, and the third stem portion includes a third sub-stem portion and a fourth sub-stem portion having different widths.Type: GrantFiled: October 29, 2018Date of Patent: June 15, 2021Assignee: Samsung Display Co., Ltd.Inventors: Kwang Soo Bae, Jung Suk Bang, Min Jeong Oh, Bo Ram Lee, Young Je Cho
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Patent number: 10989959Abstract: A backlight unit includes a first substrate, a plurality of LED chips on one surface of the first substrate and configured to emit light of a first color, a second substrate located opposite to the one surface of the first substrate, and a plurality of light modulation patterns on one surface of the second substrate facing the one surface of the first substrate so as to overlap the plurality of LED chips, respectively. Each of the plurality of light modulation patterns includes a first wavelength conversion pattern that converts the light of the first color into light of a second color. The first wavelength conversion pattern includes a first wavelength conversion layer on the one surface of the second substrate, a first organic encapsulation layer on the first wavelength conversion layer, and a barrier structure covering the first wavelength conversion layer and the first organic encapsulation layer.Type: GrantFiled: March 11, 2020Date of Patent: April 27, 2021Assignee: Samsung Display Co., Ltd.Inventors: Kwang Soo Bae, Beom Soo Park, Min Jeong Oh, Young Je Cho
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Publication number: 20210104651Abstract: A display device includes a substrate and a display element layer disposed on the substrate and emitting light. The display element layer includes a first electrode electrically connected to a portion of a first light emitting element, a second electrode electrically connected to another portion of the first light emitting element, and at least one insulating structure disposed on the substrate and having a convex shape protruding from the substrate. The first light emitting element is disposed in a space of the at least one insulating structure. A method of manufacturing the display device is also disclosed.Type: ApplicationFiled: August 14, 2020Publication date: April 8, 2021Applicant: Samsung Display Co., LTD.Inventors: Kwang Soo Bae, Dong Uk Kim, Beom Soo Park, Min Jeong Oh, Young Je Cho
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Publication number: 20210091272Abstract: A display device may include: a substrate; first and second electrode on the substrate; light emitting element between the first and second electrodes; a barrier structure on the substrate and including a first surface, a second surface, and a third surface; a light conversion layer on the barrier structure; and a passivation layer on the light conversion layer. A first space defined by the second and third surfaces may be between the substrate and the barrier structure. A second space defined by the first and second surfaces may be between the barrier structure and the passivation layer. The first and second spaces may be alternately located in the first direction. The light emitting element may be in the first space. The light conversion layer may be in the at least one second space.Type: ApplicationFiled: April 23, 2020Publication date: March 25, 2021Inventors: Kwang Soo BAE, Beom Soo PARK, Min Jeong OH, Young Je CHO
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Publication number: 20200400874Abstract: A light source member including a substrate, and a plurality of unit light source cells disposed on the substrate and arranged in a matrix, each of the unit light source cells including a light source driving electrode disposed on the substrate, a light source disposed on the substrate and electrically connected to the light source driving electrode, an organic layer disposed on the substrate and exposing the light source and at least a part of the light source driving electrode, the organic layer having an upper surface including a concavo-convex pattern, and a heat dissipation layer disposed on the organic layer and contacting the light source driving electrode.Type: ApplicationFiled: January 6, 2020Publication date: December 24, 2020Inventors: Min Jeong OH, Kwang Soo Bae, Beom Soo Park, Young Je Cho
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Publication number: 20200387029Abstract: A backlight unit includes a first substrate, a plurality of LED chips on one surface of the first substrate and configured to emit light of a first color, a second substrate located opposite to the one surface of the first substrate, and a plurality of light modulation patterns on one surface of the second substrate facing the one surface of the first substrate so as to overlap the plurality of LED chips, respectively. Each of the plurality of light modulation patterns includes a first wavelength conversion pattern that converts the light of the first color into light of a second color. The first wavelength conversion pattern includes a first wavelength conversion layer on the one surface of the second substrate, a first organic encapsulation layer on the first wavelength conversion layer, and a barrier structure covering the first wavelength conversion layer and the first organic encapsulation layer.Type: ApplicationFiled: March 11, 2020Publication date: December 10, 2020Inventors: Kwang Soo BAE, Beom Soo PARK, Min Jeong OH, Young Je CHO
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Patent number: 10802323Abstract: A display device may include the following elements: a first substrate; a pixel electrode overlapping the first substrate; a second substrate overlapping the first substrate; a plurality of optical members disposed on the second substrate, having identical structures, and protruding toward the first substrate; an overcoat layer directly contacting the optical members, covering the optical members, and positioned between the first substrate and the optical members; and a liquid crystal layer disposed between the pixel electrode and the overcoat layer. The pixel electrode may define one domain of the liquid crystal layer.Type: GrantFiled: September 19, 2018Date of Patent: October 13, 2020Assignee: Samsung Display Co., Ltd.Inventors: Jung Suk Bang, Kwang Soo Bae, Min Jeong Oh, Bo Ram Lee, Young Je Cho
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Patent number: 10649286Abstract: A liquid crystal display (LCD) device comprising: a substrate on which an active area that transmits light therethrough is defined; and a pixel electrode disposed on the substrate, wherein the pixel electrode includes a first stem electrode, which extends along a first direction, a second stem electrode, which extends along a second direction that is perpendicular to the first direction and intersects the first stem electrode to be divided into two halves by the first stem electrode, a third stem electrode, which extends along the second direction and is connected to the first stem electrode to be divided into two halves by an end of the first stem electrode, and a plurality of branch electrodes, which extend from the first through third stem electrodes.Type: GrantFiled: September 21, 2018Date of Patent: May 12, 2020Assignee: Samsung Display Co., Ltd.Inventors: Kwang Soo Bae, Jung Suk Bang, Min Jeong Oh, Bo Ram Lee, Young Je Cho
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Publication number: 20190324335Abstract: A liquid crystal display (LCD) including a first pixel electrode including a first stem portion extending in a first direction, a second stem portion connected to a side of the first stem portion and extending in a second direction different from the first direction, and a third stem portion connected to the other side of the first stem portion and extending in the second direction; a first data line extending in the second direction and overlapping the second stem portion of the first pixel electrode; and a second data line extending in the second direction and overlapping the third stem portion of the first pixel electrode. The second stem portion includes a first sub-stem portion and a second sub-stem portion having different widths, and the third stem portion includes a third sub-stem portion and a fourth sub-stem portion having different widths.Type: ApplicationFiled: October 29, 2018Publication date: October 24, 2019Inventors: Kwang Soo BAE, Jung Suk BANG, Min Jeong OH, Bo Ram LEE, Young Je CHO
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Patent number: 10423036Abstract: A display device according to an exemplary embodiment includes: a substrate; a thin film transistor; a pixel electrode; a common electrode; an insulation layer disposed between the pixel electrode and the common electrode; a roof layer spaced apart from the pixel electrode with a plurality of microcavities disposed therebetween; and a liquid crystal layer disposed in the microcavities; wherein the pixel electrode includes n branch electrodes that extend parallel with each other, a first connection electrode that connects a first end of a first branch electrode and a first end of a second branch electrode, and a second connection electrode that connects second ends of the n branch electrodes, where the n branch electrodes each has a shape that is bent at least once on a plan view, and the first branch electrode includes a first sub-branch electrode and a second sub-branch that are spaced apart from each other.Type: GrantFiled: April 20, 2017Date of Patent: September 24, 2019Assignee: Samsung Display Co., Ltd.Inventors: Kwang Soo Bae, Jung Woo Park, Jung Suk Bang, Min Jeong Oh, Hae Ju Yun