Patents by Inventor Myoungjong LEE
Myoungjong LEE 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: 11877491Abstract: A display panel includes an upper substrate to which external light is incident, a sealing member which is in a non-display area and couples the upper substrate to a lower display substrate. The upper display substrate includes: a base substrate; a light shielding layer and filter layer each corresponding to the non-display area and absorbing a portion of external light which is transmitted through the base substrate at the non-display area, the filter layer and the light shielding layer having different colors from each other. In a first non-display area of the base substrate which corresponds to the sealing member, only one among the filter layer and the light shielding layer is disposed. In a second non-display area of the base substrate which is adjacent to the first non-display area, both the filter layer and the light shielding layer are disposed.Type: GrantFiled: October 25, 2021Date of Patent: January 16, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jeaheon Ahn, Seok-Joon Hong, YeoGeon Yoon, Myoungjong Lee
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Patent number: 11778885Abstract: A display apparatus includes: a first substrate that includes a display area that includes a plurality of pixels and a non-display area around the display area; a second substrate that faces the first substrate; a color conversion layer disposed on the second substrate and that corresponds to the display area; a color filter layer disposed between the second substrate and the color conversion layer; a dummy color conversion pattern disposed on the second substrate and that corresponds to the non-display area and that includes a same material as a portion of the color conversion layer; and a dummy color filter disposed between the second substrate and the dummy color conversion pattern.Type: GrantFiled: December 7, 2020Date of Patent: October 3, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jangil Kim, Jonghoon Kim, Myoungjong Lee, Seongyeon Lee
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Publication number: 20230284483Abstract: A display apparatus includes: a first substrate; a bank on the first substrate and comprising a first well, a second well, a third well, a fourth well, and auxiliary wells; a first quantum dot layer in the first well; and a second quantum dot layer in the second well, wherein the first well, the second well, the third well, and the fourth well are spaced apart from one another with the auxiliary wells therebetween.Type: ApplicationFiled: March 2, 2023Publication date: September 7, 2023Inventors: Jangil Kim, Jonghoon Kim, Kyounghae Min, Jiseong Yang, Hyejun Woo, Myoungjong Lee, Seongyeon Lee, Sujin Lee, Siwan Jeon
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Publication number: 20230255081Abstract: A display device includes a display substrate including a display area, a non-display area adjacent to the display area, and light emitting elements disposed in the display area. The display device includes a light control substrate facing the display substrate and including a color filter layer, a light conversion layer, and a low refractive index layer disposed between the color filter layer and the light conversion layer. The color filter layer extends from the display area to the non-display area and includes a first surface facing the display substrate, and the first surface includes a step difference overlapping the non-display area.Type: ApplicationFiled: December 7, 2022Publication date: August 10, 2023Applicant: Samsung Display Co., Ltd.Inventors: SEONGYEON LEE, JEONGKI KIM, JONG-HOON KIM, KYOUNGHAE MIN, HYEJUN WOO, MYOUNGJONG LEE, SUJIN LEE, SI-WAN JEON, HAKBUM CHOI
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Publication number: 20230255093Abstract: A display panel includes a light emitting element that outputs source light and that includes a first electrode, an emissive layer over the first electrode, and a second electrode over the emissive layer and a light control layer over the light emitting element. The light control layer includes at least one light control pattern and a barrier layer that is on one surface of the light control pattern and that contains silicon oxynitride (SiON). The barrier layer contains 0.1 atomic% to 18 atomic % nitrogen, 42 atomic% to 70 atomic% oxygen, and 25 atomic% to 45 atomic% silicon. Accordingly, the durability and barrier characteristics of the barrier layer and the light conversion efficiency of the light control pattern may be improved, and thus the reliability and display efficiency of the display panel including the barrier layer and the light control pattern may be enhanced.Type: ApplicationFiled: January 12, 2023Publication date: August 10, 2023Inventors: JEONGKI KIM, HAKBUM CHOI, SEOK-JOON HONG, MYOUNGJONG LEE, SUJIN LEE, SI-WAN JEON, TAE HYUNG HWANG
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Patent number: 11700757Abstract: In a color conversion panel including pixel areas emitting a light having a same color and a non-pixel area between the pixel areas, the color conversion panel may include a substrate, a light shielding pattern disposed on the substrate in the non-pixel area, a color conversion layer disposed on the substrate, covering the light shielding pattern, and configured to convert an incident light, a height of a first portion of the color conversion layer corresponding to the non-pixel area from the substrate being less than each of heights of second portions of the color conversion layer respectively corresponding to the pixel areas from the substrate, and a light shielding partition wall disposed on the color conversion layer in the non-pixel area.Type: GrantFiled: June 8, 2020Date of Patent: July 11, 2023Assignee: Samsung Display Co., Ltd.Inventors: Jang-Il Kim, Jeongki Kim, Myoungjong Lee, Tae Hyung Hwang
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Patent number: 11690261Abstract: A display panel includes an upper display substrate, a lower display substrate, and a partition wall. The upper display substrate includes a display area and a non-display area adjacent to the display area. The display area includes pixel areas and a light blocking area adjacent to the pixel areas. The lower display substrate includes display elements configured to emit light having a first color and respectively overlapping the pixel areas. The partition wall includes a partition wall part overlapping the light blocking area and a reflection part disposed on the partition wall part. The upper display substrate includes a base substrate, a color filter layer disposed on the base substrate, and a light control layer disposed on the color filter layer. The light control layer is configured to control the light having the first color. The partition wall is disposed on the light control layer.Type: GrantFiled: January 14, 2020Date of Patent: June 27, 2023Assignee: Samsung Display Co., Ltd.Inventors: Jeongki Kim, Jang-Il Kim, Jong-Hoon Kim, YeoGeon Yoon, Myoungjong Lee
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Patent number: 11644712Abstract: A color filter panel includes: a base substrate having a first pixel area, a second pixel area, and a light blocking area between the first pixel area and the second pixel area; a first color filter on the base substrate in the first pixel area; a second color filter on the base substrate in the second pixel area; a first photoluminescence pattern on the first color filter in the first pixel area and configured to convert a color of light; and a second photoluminescence pattern on the second color filter in the second pixel area and configured to convert a color of light. The second photoluminescence pattern partially overlaps the first photoluminescence pattern in the light blocking area.Type: GrantFiled: April 4, 2022Date of Patent: May 9, 2023Assignee: Samsung Display Co., Ltd.Inventors: Jang-Il Kim, Jeongki Kim, Jong-Hoon Kim, Jeaheon Ahn, Myoungjong Lee, Seongyeon Lee, Si-Wan Jeon, Seok-Joon Hong
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Publication number: 20230087551Abstract: A display device includes a pixel unit configured to emit light. The display device includes a lower substrate, a plurality of light-emitting devices, an upper substrate, a bank layer, and a functional layer. The plurality of light-emitting devices is on the lower substrate. The upper substrate is on the lower substrate. The plurality of light-emitting devices is between the upper substrate and the lower substrate. The bank layer is on one surface of the upper substrate facing the lower substrate. The bank layer includes partition walls defining a central opening corresponding to the pixel unit and an auxiliary opening adjacent to the central opening. The functional layer fills the central opening. The functional layer includes at least one of quantum dots and scattering particles. The plurality of light-emitting devices includes a main light-emitting device overlapping the central opening and an auxiliary light-emitting device overlapping the auxiliary opening.Type: ApplicationFiled: June 10, 2022Publication date: March 23, 2023Inventors: Jiseong Yang, Gyeongeun Eoh, Myoungjong Lee, Songee Lee, Siwan Jeon
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Patent number: 11600804Abstract: The display panel includes an upper display substrate including a display area and a non-display area adjacent to the display area and a lower display substrate that faces the upper display substrate to emit first color light, the lower display substrate including a plurality of display elements respectively overlapping the pixel areas. The display area includes a plurality of pixel areas and a light blocking area adjacent to the pixel areas. The upper display substrate includes a base substrate, a first light control layer on the base substrate to control the first color light, a capping layer including an absorption part overlapping the display area and on the first light control layer and a barrier part overlapping the light blocking area and protruding from the absorption part in a thickness direction of the base substrate, and a second light control layer on the barrier part.Type: GrantFiled: May 19, 2020Date of Patent: March 7, 2023Assignee: Samsung Display Co., Ltd.Inventors: Jeongki Kim, Jong-Hoon Kim, Jeaheon Ahn, YeoGeon Yoon, Myoungjong Lee
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Patent number: 11574963Abstract: A display device having a first substrate including lower electrodes, an upper electrode and a light-emitting layer disposed between the lower electrodes and the upper electrode. A second substrate is combined with the first substrate and defines light-emitting areas. The second substrate includes a color filter layer overlapping the light-emitting areas. A light-blocking member overlaps a light-blocking area surrounding the light-emitting areas. The light-blocking member includes openings overlapping the lower electrodes.Type: GrantFiled: September 25, 2020Date of Patent: February 7, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jong-Hoon Kim, Jeong Ki Kim, Jea Heon Ahn, MyoungJong Lee
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Publication number: 20220231087Abstract: A display apparatus includes a first substrate; a bank on the first substrate, the bank including first openings, second openings, third openings, and auxiliary openings, wherein a thickness of a partition wall defining the first openings, the second openings, and the third openings is greater than a thickness of an auxiliary partition wall arranged in the auxiliary opening; a first quantum dot layer in the first openings; and a second quantum dot layer in the second openings.Type: ApplicationFiled: November 10, 2021Publication date: July 21, 2022Inventors: Siwan Jeon, Jangil Kim, Jeaheon Ahn, Myoungjong Lee, Seongyeon Lee, Seokjoon Hong
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Publication number: 20220221756Abstract: A color filter panel includes: a base substrate having a first pixel area, a second pixel area, and a light blocking area between the first pixel area and the second pixel area; a first color filter on the base substrate in the first pixel area; a second color filter on the base substrate in the second pixel area; a first photoluminescence pattern on the first color filter in the first pixel area and configured to convert a color of light; and a second photoluminescence pattern on the second color filter in the second pixel area and configured to convert a color of light. The second photoluminescence pattern partially overlaps the first photoluminescence pattern in the light blocking area.Type: ApplicationFiled: April 4, 2022Publication date: July 14, 2022Inventors: Jang-Il KIM, Jeongki KIM, Jong-Hoon KIM, Jeaheon AHN, Myoungjong LEE, Seongyeon LEE, Si-Wan JEON, Seok-Joon HONG
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Publication number: 20220208859Abstract: A color conversion substrate includes: a bank defining a first opening area and a second opening area; a conversion part disposed in the first opening area and including a color conversion particle; and a partition wall disposed in the second opening area and dividing the second opening area into a plurality of sub-opening areas.Type: ApplicationFiled: September 15, 2021Publication date: June 30, 2022Inventors: SEOK-JOON HONG, JANG-IL KIM, JEAHEON AHN, MYOUNGJONG LEE, SEONGYEON LEE, SI-WAN JEON
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Patent number: 11294221Abstract: A color filter panel includes: a base substrate having a first pixel area, a second pixel area, and a light blocking area between the first pixel area and the second pixel area; a first color filter on the base substrate in the first pixel area; a second color filter on the base substrate in the second pixel area; a first photoluminescence pattern on the first color filter in the first pixel area and configured to convert a color of light; and a second photoluminescence pattern on the second color filter in the second pixel area and configured to convert a color of light. The second photoluminescence pattern partially overlaps the first photoluminescence pattern in the light blocking area.Type: GrantFiled: June 9, 2020Date of Patent: April 5, 2022Assignee: Samsung Display Co., Ltd.Inventors: Jang-Il Kim, Jeongki Kim, Jong-Hoon Kim, Jeaheon Ahn, Myoungjong Lee, Seongyeon Lee, Si-Wan Jeon, Seok-Joon Hong
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Publication number: 20220045134Abstract: A display panel includes an upper substrate to which external light is incident, a sealing member which is in a non-display area and couples the upper substrate to a lower display substrate. The upper display substrate includes: a base substrate; a light shielding layer and filter layer each corresponding to the non-display area and absorbing a portion of external light which is transmitted through the base substrate at the non-display area, the filter layer and the light shielding layer having different colors from each other. In a first non-display area of the base substrate which corresponds to the sealing member, only one among the filter layer and the light shielding layer is disposed. In a second non-display area of the base substrate which is adjacent to the first non-display area, both the filter layer and the light shielding layer are disposed.Type: ApplicationFiled: October 25, 2021Publication date: February 10, 2022Inventors: Jeaheon AHN, Seok-Joon HONG, YeoGeon YOON, Myoungjong LEE
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Publication number: 20220019003Abstract: A display panel includes an upper display substrate. The upper display substrate includes a base substrate and first to fourth color filters. The first and second color filters overlap first and second pixel areas. The third color filter overlaps a light-blocking area and a third pixel area and has a first opening and a second opening corresponding to the first pixel area and second pixel area, respectively. The fourth color filter overlaps the first pixel area and the second pixel area and has a third opening corresponding to the third pixel area.Type: ApplicationFiled: April 5, 2019Publication date: January 20, 2022Inventors: Jeaheon AHN, Jeongki KIM, Jong-Hoon KIM, YeoGeon YOON, Myoungjong LEE
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Patent number: 11158682Abstract: A display panel includes an upper substrate to which external light is incident, a sealing member which is in a non-display area and couples the upper substrate to a lower display substrate. The upper display substrate includes: a base substrate; a light shielding layer and filter layer each corresponding to the non-display area and absorbing a portion of external light which is transmitted through the base substrate at the non-display area, the filter layer and the light shielding layer having different colors from each other. In a first non-display area of the base substrate which corresponds to the sealing member, only one among the filter layer and the light shielding layer is disposed. In a second non-display area of the base substrate which is adjacent to the first non-display area, both the filter layer and the light shielding layer are disposed.Type: GrantFiled: December 9, 2019Date of Patent: October 26, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jeaheon Ahn, Seok-Joon Hong, YeoGeon Yoon, Myoungjong Lee
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Patent number: 11092842Abstract: A display panel includes a first substrate in which first, second and third pixel areas and a light blocking area are defined, and a second substrate. The first substrate includes a base layer, a first wavelength conversion layer disposed under the base layer, a second wavelength conversion layer disposed under the base layer, an optical layer disposed under the base layer, a first partition layer disposed between the first and second wavelength conversion layers and including a first layer including a same material as that of the optical layer and a second layer spaced apart from the base layer with the first layer interposed therebetween, and a second partition layer disposed between the second wavelength conversion layer and the optical layer.Type: GrantFiled: April 10, 2020Date of Patent: August 17, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jang-Il Kim, Jeongki Kim, Jong-Hoon Kim, Jeaheon Ahn, Myoungjong Lee, Seok-Joon Hong
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Publication number: 20210202587Abstract: A display apparatus includes: a first substrate that includes a display area that includes a plurality of pixels and a non-display area around the display area; a second substrate that faces the first substrate; a color conversion layer disposed on the second substrate and that corresponds to the display area; a color filter layer disposed between the second substrate and the color conversion layer; a dummy color conversion pattern disposed on the second substrate and that corresponds to the non-display area and that includes a same material as a portion of the color conversion layer; and a dummy color filter disposed between the second substrate and the dummy color conversion pattern.Type: ApplicationFiled: December 7, 2020Publication date: July 1, 2021Inventors: JANGIL KIM, Jonghoon Kim, Myoungjong Lee, Seongyeon Lee