Patents by Inventor Jin Chu
Jin Chu 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: 20230128161Abstract: A display device includes a first electrode and a second electrode spaced apart from each other on a substrate; a first insulating layer disposed between the first electrode and the second electrode, and not overlapping the first electrode and the second electrode in a thickness direction of the first insulating layer; and a light emitting element disposed on the first insulating layer, wherein side surfaces of the first insulating layer contact the first electrode and the second electrode.Type: ApplicationFiled: June 10, 2020Publication date: April 27, 2023Applicant: Samsung Display Co., LTD.Inventors: Myeong Hun SONG, Sung Jin LEE, Jong Chan LEE, Tae Hee LEE, Hyun Wook LEE, Seung Jin CHU
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Publication number: 20230049324Abstract: An exemplary display device includes: a display panel; a color conversion panel overlapping the display panel; and an optical bonding layer positioned between the display panel and the color conversion panel. The color conversion panel includes: a substrate; a color conversion layer and a transmission layer positioned between the substrate and the display panel; a first capping layer having one side facing the color conversion layer and the transmission layer, and another side facing the display panel; a second capping layer positioned between the first capping layer and the display panel; and an optical layer positioned between the first capping layer and the second capping layer and/or between the second capping layer and the optical bonding layer. A refractive index of the optical layer is lower than at least one of a refractive index of the first capping layer and a refractive index of the second capping layer.Type: ApplicationFiled: October 18, 2022Publication date: February 16, 2023Inventors: Seung-Jin CHU, Seung-Jin BAEK, Young Min KIM, Hae Il PARK, Kun Hee JO
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Publication number: 20230032275Abstract: A display device includes a substrate, first and second bridge electrodes on the substrate and spaced apart from each other, a first electrode on the first bridge electrode, a second electrode on the second bridge electrode and spaced apart from the first electrode, a first insulating layer on the first electrode and the second electrode, a light emitting element on the first insulating layer, and on the first electrode and the second electrode, a first connection electrode on the first electrode, and contacting the light emitting element and the first bridge electrode, and a second connection electrode on the second electrode, and contacting the light emitting element and the second bridge electrode, wherein the first electrode directly contacts the first bridge electrode, and is separated from the first connection electrode, and wherein the second electrode directly contacts the second bridge electrode, and is separated from the second connection electrode.Type: ApplicationFiled: May 20, 2022Publication date: February 2, 2023Inventors: Myeong Hun SONG, Jong Chan LEE, Hyun KIM, Jeong Kook WANG, In Woo KIM, Seung Jin CHU, Jeong Su PARK, Yong Tae CHO
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Publication number: 20220406978Abstract: A display device includes a display area, and a pad area, a first electrode and a second electrode extending in a first direction in the display area and spaced apart from each other in a second direction, light emitting elements disposed on the first electrode and the second electrode in the display area, pad lines extending in the first direction in the pad area and spaced apart from each other in the second direction, dummy lines extending in the first direction in the pad area and spaced apart from the pad lines in the second direction, and dummy patterns electrically connected to at least part of the dummy lines. The dummy lines include first dummy lines and second dummy lines spaced apart from the first dummy lines in the first direction.Type: ApplicationFiled: February 2, 2022Publication date: December 22, 2022Applicant: Samsung Display Co., LTD.Inventors: Myeong Hun SONG, Ki Nyeng KANG, Je Min LEE, Seung Jin CHU
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Patent number: 11480824Abstract: An exemplary display device includes: a display panel; a color conversion panel overlapping the display panel; and an optical bonding layer positioned between the display panel and the color conversion panel. The color conversion panel includes: a substrate; a color conversion layer and a transmission layer positioned between the substrate and the display panel; a first capping layer having one side facing the color conversion layer and the transmission layer, and another side facing the display panel; a second capping layer positioned between the first capping layer and the display panel; and an optical layer positioned between the first capping layer and the second capping layer and/or between the second capping layer and the optical bonding layer. A refractive index of the optical layer is lower than at least one of a refractive index of the first capping layer and a refractive index of the second capping layer.Type: GrantFiled: January 7, 2020Date of Patent: October 25, 2022Inventors: Seung-Jin Chu, Seung-Jin Baek, Young Min Kim, Hae Il Park, Kun Hee Jo
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Publication number: 20220199713Abstract: A display device includes: a substrate; a first bank including a first sub-bank and a second sub-bank spaced apart from each other on the substrate; a first electrode on the first sub-bank; a second electrode on the second sub-bank and spaced apart from the first electrode; and a light-emitting element between the first sub-bank and the second sub-bank. Each of the first and second sub-banks has a first area having a concave curved shape in a cross section and being adjacent to the light-emitting element. The first electrode has a first section extending beyond the first sub-bank toward the light-emitting element, the second electrode has a first section extending beyond the second sub-bank toward the light-emitting element, and a width of the first section of the first electrode is different from a width of the first section of the second electrode.Type: ApplicationFiled: September 3, 2021Publication date: June 23, 2022Inventors: In Woo KIM, Jae Hee KIM, Myeong Hun SONG, Ho Kyun AHN, Jeong Kook WANG, Seung Jin CHU
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Publication number: 20220181521Abstract: A display device includes a first electrode disposed on a substrate, a first insulating film disposed on the first electrode and having a first opening formed, a second insulating film disposed on the first insulating film and having a second opening, and a contact electrode electrically contacting at least a portion of the first electrode through the first opening and the second opening, wherein a side surface of the first insulating film defines the first opening, and the second insulating film overlaps the side surface of the first insulating film such that the contact electrode and the first insulating film are not in contact with each other.Type: ApplicationFiled: August 31, 2021Publication date: June 9, 2022Applicant: Samsung Display Co., LTD.Inventors: Seung Jin CHU, Je Min LEE, Hyun KIM, Myeong Hun SONG, Jong Chan LEE, Woong Hee JEONG
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Publication number: 20220140194Abstract: A display device includes a first electrode group including a plurality of electrodes, a second electrode group spaced apart from the first electrode group in the first direction and including a plurality of electrodes, light-emitting elements disposed on the electrodes spaced apart from one another in the second direction and having a shape extended in the second direction, and connection electrodes. The connection electrodes includes a first connection electrode, a second connection electrode, a third connection electrode, a fourth connection electrode, and the fifth connection electrode, the first connection electrode is spaced apart from a part of the fourth connection electrode disposed on the second electrode group in the first direction, and the second connection electrode is spaced apart from another part of the fourth connection electrode disposed on the first electrode group in the first direction.Type: ApplicationFiled: August 9, 2021Publication date: May 5, 2022Applicant: Samsung Display Co., LTD.Inventors: Myeong Hun SONG, Jong Hwan CHA, Ki Nyeng KANG, Hee Jung YOON, Sung Jin LEE, Jong Chan LEE, Tae Hee LEE, Kyung Ah CHOI, Seung Jin CHU
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Publication number: 20220026763Abstract: A display panel includes a first display substrate, a second display substrate. The second display substrate includes a substrate, a color conversion layer including a first conversion part configured to absorb light of a first color and to emit light of a second color, a second conversion part configured to absorb the light of the first color and to emit light of a third color, and a third conversion part configured to transmit the light of the first color, and a filter layer including a first filter overlapping with the first conversion part and having the second color, a second filter overlapping with the second conversion part and having the third color, a third filter overlapping with the third conversion part and having the first color, and an auxiliary filter overlapping with the second conversion part and configured to absorb the light of the first color.Type: ApplicationFiled: October 11, 2021Publication date: January 27, 2022Inventors: Seung-jin CHU, Hoon KIM, Wontae KIM, Yeogeon YOON, Hee-keun LEE
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Patent number: 11169409Abstract: A display panel includes a first display substrate, a second display substrate. The second display substrate includes a substrate, a color conversion layer including a first conversion part configured to absorb light of a first color and to emit light of a second color, a second conversion part configured to absorb the light of the first color and to emit light of a third color, and a third conversion part configured to transmit the light of the first color, and a filter layer including a first filter overlapping with the first conversion part and having the second color, a second filter overlapping with the second conversion part and having the third color, a third filter overlapping with the third conversion part and having the first color, and an auxiliary filter overlapping with the second conversion part and configured to absorb the light of the first color.Type: GrantFiled: June 24, 2020Date of Patent: November 9, 2021Inventors: Seung-jin Chu, Hoon Kim, Wontae Kim, Yeogeon Yoon, Hee-keun Lee
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Patent number: 11029563Abstract: A color conversion substrate for displaying a first color, a second color, and a third color may include a base substrate, a first light-blocker, a second light-blocker, a pattern layer, a first color converter, and a second color converter. The first light-blocker contacts a surface of the base substrate and may block first light of the third color. The second light-blocker contacts the surface of the base substrate and may block second light of the third color. The pattern layer is disposed on the first light-blocker and the second light-blocker and includes an optical pattern that includes protrusions. The first color converter overlaps the first light-blocker and may convert a first portion of incident light into light of the first color. The second color converter overlaps the second light-blocker and may convert a second portion of the incident light into light of the second color.Type: GrantFiled: October 15, 2018Date of Patent: June 8, 2021Inventors: Seung Jin Chu, Yeo Geon Yoon, Won Tae Kim, Hoon Kim, Hee Keun Lee
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Patent number: 10969619Abstract: A display device includes a display panel, a color conversion layer disposed on the display panel, and an adhesion member between the display panel and the color conversion layer. The color conversion layer includes a first conversion part configured to one of transmit a first color light and absorb first color light to emit second color light, a second conversion part configured to absorb the first color light to emit third color light, and a third conversion part configured to absorb the first color light to emit fourth color light, the first conversion part, the second conversion part, and the third conversion part are sequentially arranged in a first direction, the adhesion member is disposed on a bottom surface and a side surface of the first conversion part and attached to the display panel, and an air layer is defined between the display panel and the second and third conversion parts.Type: GrantFiled: March 27, 2019Date of Patent: April 6, 2021Inventors: Seung-jin Chu, Wontae Kim, Yeogeon Yoon, Hee-keun Lee
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Publication number: 20210098708Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode, and an emission layer between the first electrode and the second electrode, wherein the emission layer includes a compound represented by Formula 1, thereby showing excellent emission efficiency properties and long-life characteristics:Type: ApplicationFiled: September 22, 2020Publication date: April 1, 2021Inventors: SeulOng KIM, Eu Gene OH, Hyein JEONG, Seung-Jin CHU, Munsoo KIM, Juwan MAENG, Kap Jong HAN
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Patent number: 10955698Abstract: A color conversion panel includes a substrate that includes first to third pixel areas, a first color conversion layer on the substrate in the first pixel area that converts incident light into first color light, a second color conversion layer on the substrate in the second pixel area that converts the incident light into second color light, a first color filter layer between the substrate and the first color conversion layer that has the first color and blocks incident light not converted by the first color conversion layer, a second color filter layer between the substrate and the second color conversion layer that has a third color and blocks incident light not converted by the second color conversion layer, and a light shielding layer on the substrate between the second and the third pixel areas that has the first color.Type: GrantFiled: September 4, 2018Date of Patent: March 23, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hee-Keun Lee, Yeogeon Yoon, Jangsoo Kim, Wontae Kim, Hoon Kim, Seung-Jin Chu
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Publication number: 20210036255Abstract: A light emitting element includes: a first electrode, a second electrode facing the first electrode, a first light emitting layer between the first electrode and the second electrode to emit a first light, a second light emitting layer between the first light emitting layer and the second electrode to emit a second light, and an intermediate layer including a host material between the first light emitting layer and the second light emitting layer and, wherein the intermediate layer has a thickness of from about 90 nm to 170 nm.Type: ApplicationFiled: June 15, 2020Publication date: February 4, 2021Inventors: Sungwook KIM, Kyungsik KIM, SeulOng KIM, Tsuyoshi NAIJO, Sung-Soo BAE, Dongchan LEE, Hyein JEONG, Hyewon CHOI, Seung-Jin CHU, Jaeweon HUR
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Publication number: 20200358018Abstract: A display device includes a luminescence element layer to emit a first color light, and a light control layer on the luminescence element layer. The light control layer includes a first light control part including a first luminescence material to emit a second color light in a shorter wavelength range than the first color light, a second light control part to transmit the first color light, and a third light control part including a second luminescence material to emit a third color light in a longer wavelength range than the first color light, and accordingly, a long life-time of the display device may be achieved.Type: ApplicationFiled: May 6, 2020Publication date: November 12, 2020Inventors: Sungwook KIM, Kyungsik KIM, SeulOng KIM, Tsuyoshi NAIJO, Sung-Soo BAE, Dongchan LEE, Hyein JEONG, Hyewon CHOI, Seung-Jin CHU, Jaeweon HUR
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Publication number: 20200326585Abstract: A display panel includes a first display substrate, a second display substrate. The second display substrate includes a substrate, a color conversion layer including a first conversion part configured to absorb light of a first color and to emit light of a second color, a second conversion part configured to absorb the light of the first color and to emit light of a third color, and a third conversion part configured to transmit the light of the first color, and a filter layer including a first filter overlapping with the first conversion part and having the second color, a second filter overlapping with the second conversion part and having the third color, a third filter overlapping with the third conversion part and having the first color, and an auxiliary filter overlapping with the second conversion part and configured to absorb the light of the first color.Type: ApplicationFiled: June 24, 2020Publication date: October 15, 2020Inventors: Seung-jin CHU, Hoon KIM, Wontae KIM, Yeogeon YOON, Hee-keun LEE
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Patent number: 10747047Abstract: A display device includes: a light provider; a wavelength conversion layer above the light provider and including a first surface and sides; and a capping layer on the wavelength conversion layer and including a first area provided on the sides of the wavelength conversion layer and a second area provided on the first surface of the wavelength conversion layer, and the first area of the capping layer includes cracks.Type: GrantFiled: January 14, 2019Date of Patent: August 18, 2020Assignee: Samsung Display Co., Ltd.Inventors: Hee Keun Lee, Won Tae Kim, Yeo Geon Yoon, Seung Jin Chu
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Patent number: 10707276Abstract: An exemplary embodiment of the present inventive concept provides a display device including: a thin film transistor panel comprising a display area and a peripheral area; and a color conversion panel overlapping the thin film transistor panel, wherein the color conversion panel includes: a substrate; a color conversion layer; a first organic layer disposed between the color conversion layer and the thin film transistor panel; a second organic layer disposed between the first organic layer and the thin film transistor panel; and a polarization layer disposed between the second organic layer and the thin film transistor panel, wherein the first organic layer overlaps the display area and the peripheral area, and the second organic layer overlaps the display area.Type: GrantFiled: November 29, 2018Date of Patent: July 7, 2020Assignee: Samsung Display Co., Ltd.Inventors: Won Tae Kim, Tae Jin Kong, Hee-Keun Lee, Seung-Jin Chu
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Patent number: 10698251Abstract: A display panel includes a first display substrate, a second display substrate. The second display substrate includes a substrate, a color conversion layer including a first conversion part configured to absorb light of a first color and to emit light of a second color, a second conversion part configured to absorb the light of the first color and to emit light of a third color, and a third conversion part configured to transmit the light of the first color, and a filter layer including a first filter overlapping with the first conversion part and having the second color, a second filter overlapping with the second conversion part and having the third color, a third filter overlapping with the third conversion part and having the first color, and an auxiliary filter overlapping with the second conversion part and configured to absorb the light of the first color.Type: GrantFiled: February 13, 2019Date of Patent: June 30, 2020Assignee: Samsung Display Co., Ltd.Inventors: Seung-jin Chu, Hoon Kim, Wontae Kim, Yeogeon Yoon, Hee-keun Lee