Patents by Inventor Seul Gee Lee
Seul Gee 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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Publication number: 20230155069Abstract: Provided herein may be a display device and a method of fabricating the same. The display device may include a substrate including pixels, color filters disposed on the substrate and overlapping the pixels, protrusion patterns disposed on a boundary between the pixels, with a step difference formed between the protrusion patterns and the color filters, and an overcoat layer formed with a uniform thickness on the color filters and the protrusion patterns.Type: ApplicationFiled: June 10, 2022Publication date: May 18, 2023Applicant: Samsung Display Co., LTD.Inventors: Dong Geun SHIN, Tae Min KIM, Bong Sung SEO, Gi Hoon YANG, Seul Gee LEE, Ho LIM, Suk Kung CHEI
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Publication number: 20230009629Abstract: The display device comprises a light emitting element layer on a substrate and configured to emit light, a wavelength control layer on the light emitting element layer and configured to convert a wavelength of the light, a color filter layer on the wavelength control layer, and an anti-reflection layer on the color filter layer, wherein the anti-reflection layer includes a first inorganic layer on the color filter layer, a second inorganic layer on the first inorganic layer, and a coating layer on the second inorganic layer and including a dye.Type: ApplicationFiled: March 30, 2022Publication date: January 12, 2023Inventors: Seul Gee LEE, Tae Min KIM, Bong Sung SEO, Dong Geun SHIN, Gi Hoon YANG, Seung Hee LEE, Ho LIM
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Patent number: 11391992Abstract: A liquid crystal display includes: a first substrate; a second substrate overlapping the first substrate and spaced apart therefrom; a liquid crystal layer between the first substrate and the second substrate and including liquid crystal molecules; a first alignment layer between the first substrate and the liquid crystal layer; and a plurality of protrusions between the first alignment layer and the liquid crystal layer, wherein the first alignment layer includes a photoinitiator, wherein the plurality of protrusions include a polymerization product of the photoinitiator, a reactive mesogen, and a vertical alignment additive, and the vertical alignment additive may be less reactive than the photoinitiator.Type: GrantFiled: May 16, 2018Date of Patent: July 19, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Oh Jeong Kwon, Ka Eun Kim, Tae Min Kim, Duck Jong Suh, Bong-Sung Seo, Seul Gee Lee
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Publication number: 20200406597Abstract: A window for a display includes a first layer including polyurethane, a second layer disposed on the first layer and the second layer having a Young's modulus in a range of about 3 GPa to about 10 GPa, a third layer disposed on the second layer, and a hard coating layer disposed on the third layer.Type: ApplicationFiled: March 24, 2020Publication date: December 31, 2020Inventors: Ho Lim, Jae Jin Lyu, Ka Eun Kim, Tae Min Kim, Duck Jong Suh, Bong Sung Seo, Seul Gee Lee
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Patent number: 10640708Abstract: A liquid crystal composition, comprising, at least one compound represented by Formula 1-A: wherein, in the Formula 1-A, R—*, R1—*, Q-*, *—Z1-*, *—Z2-*, n1, n2, n3, n4, L1-*, L2-*, L3-*, L4-*, L5-*, L6-*, L7-*, and L8-* are the same as defined in the specification, and * is defined as a bonding site to a neighboring atom.Type: GrantFiled: January 6, 2017Date of Patent: May 5, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Ji Hong Bae, Keun Chan Oh, Seul Gee Lee
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Publication number: 20190333964Abstract: A pixel of a light emitting diode module, display panel or other device, may comprise different colored sub-pixels, where one of the sub-pixels comprises a wavelength converting material, such as phosphor, to convert light emitted from an associated light emitting diode of that sub-pixel into a color other than the main color of light emitted from that sub-pixel. The wavelength converting material may have an amount selected to tune the color coordinates of the pixel. The amount of wavelength converting material may be determined in response to measuring the intensity of the spectrum of light emitted by the light emitting diode of the sub-pixel, or similarly manufactured sub-pixels, on which the wavelength converting material is to be formed. Methods of manufacturing the same are also disclosed.Type: ApplicationFiled: July 5, 2019Publication date: October 31, 2019Inventors: Jin Sub LEE, Han Kyu SEONG, Yong Il KIM, Jung Sub KIM, Seul Gee LEE
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Patent number: 10361248Abstract: A pixel of a light emitting diode module, display panel or other device, may comprise different colored sub-pixels, where one of the sub-pixels comprises a wavelength converting material, such as phosphor, to convert light emitted from an associated light emitting diode of that sub-pixel into a color other than the main color of light emitted from that sub-pixel. The wavelength converting material may have an amount selected to tune the color coordinates of the pixel. The amount of wavelength converting material may be determined in response to measuring the intensity of the spectrum of light emitted by the light emitting diode of the sub-pixel, or similarly manufactured sub-pixels, on which the wavelength converting material is to be formed. Methods of manufacturing the same are also disclosed.Type: GrantFiled: November 16, 2016Date of Patent: July 23, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin Sub Lee, Han Kyu Seong, Yong Il Kim, Jung Sub Kim, Seul Gee Lee
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Publication number: 20190064605Abstract: A liquid crystal display includes: a first substrate; a second substrate overlapping the first substrate and spaced apart therefrom; a liquid crystal layer between the first substrate and the second substrate and including liquid crystal molecules; a first alignment layer between the first substrate and the liquid crystal layer; and a plurality of protrusions between the first alignment layer and the liquid crystal layer, wherein the first alignment layer includes a photoinitiator, wherein the plurality of protrusions include a polymerization product of the photoinitiator, a reactive mesogen, and a vertical alignment additive, and the vertical alignment additive may be less reactive than the photoinitiator.Type: ApplicationFiled: May 16, 2018Publication date: February 28, 2019Inventors: Oh Jeong KWON, Ka Eun KIM, Tae Min KIM, Duck Jong SUH, Bong-Sung SEO, Seul Gee LEE
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Patent number: 10100250Abstract: A liquid crystal display including a first substrate, a second substrate overlapping with the first substrate, and a liquid crystal layer provided between the first substrate and the second substrate, wherein the liquid crystal layer includes a liquid crystal compound represented by Formula 1 and a liquid crystal stabilizing agent: wherein A, B, n1, n2, R, R?, Z1, and Z2 are the same as described in the specification.Type: GrantFiled: October 18, 2016Date of Patent: October 16, 2018Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Sun Young Kwon, Ji Hong Bae, Keun Chan Oh, Seul Gee Lee, Jin Hyeong Lee
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Patent number: 9885917Abstract: A liquid crystal display panel and a method for manufacturing the same. The liquid crystal display panel includes lower substrate having a first substrate; an upper substrate having a second substrate that is opposite to the first substrate; a liquid crystal layer is disposed between the lower and upper substrates such that liquid crystals are arranged in a first region between the first substrate and the second substrate; and a dam pattern arranged in a second region which surrounds a circumference of the first region as a region between the first substrate and the second substrate, the dam pattern having both a physical barrier function and a chemical barrier function.Type: GrantFiled: March 6, 2015Date of Patent: February 6, 2018Assignee: Samsung Display Co., LtdInventors: Taek Joon Lee, Tae Jin Kong, Sang Gyun Kim, Su Jeong Kim, Seul Gee Lee
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Publication number: 20170292074Abstract: A liquid crystal composition, comprising, at least one compound represented by Formula 1-A: wherein, in the Formula 1-A, R—*, R1—*, Q—*, *—Z1-*, *—Z2-*, n1, n2, n3, n4, L1-*, L2-*, L3-*, L4-*, L5-*, L6-*, L7-*, and L8-* are the same as defined in the specification, and * is defined as a bonding site to a neighboring atom.Type: ApplicationFiled: January 6, 2017Publication date: October 12, 2017Inventors: Ji Hong BAE, Keun Chan OH, Seul Gee LEE
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Publication number: 20170260452Abstract: A liquid crystal display including a first substrate, a second substrate overlapping with the first substrate, and a liquid crystal layer provided between the first substrate and the second substrate, wherein the liquid crystal layer includes a liquid crystal compound represented by Formula 1 and a liquid crystal stabilizing agent: wherein A, B, n1, n2, R, R?, Z1, and Z2 are the same as described in the specification.Type: ApplicationFiled: October 18, 2016Publication date: September 14, 2017Inventors: Sun Young KWON, Ji Hong BAE, Keun Chan OH, Seul Gee LEE, Jin Hyeong LEE
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Publication number: 20170236866Abstract: A pixel of a light emitting diode module, display panel or other device, may comprise different colored sub-pixels, where one of the sub-pixels comprises a wavelength converting material, such as phosphor, to convert light emitted from an associated light emitting diode of that sub-pixel into a color other than the main color of light emitted from that sub-pixel. The wavelength converting material may have an amount selected to tune the color coordinates of the pixel. The amount of wavelength converting material may be determined in response to measuring the intensity of the spectrum of light emitted by the light emitting diode of the sub-pixel, or similarly manufactured sub-pixels, on which the wavelength converting material is to be formed. Methods of manufacturing the same are also disclosed.Type: ApplicationFiled: November 16, 2016Publication date: August 17, 2017Inventors: Jin Sub LEE, Han Kyu SEONG, Yong Il KIM, Jung Sub KIM, Seul Gee LEE
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Publication number: 20170204330Abstract: A liquid crystal composition includes: at least one of compounds represented by Formula 1: in the Formula 1, R—* and R?—* are each independently any one of *—H, *—F, *—Cl, *—I, *—Br, a C1-12 alkyl group, a C1-12 alkoxy group, and a cyano group; *—Z1—* and *—Z2—* are each independently any one of *—COO—*, *—OCO—*, *—CF2O—*, *—OCF2—*, *—CH2O—*, *—OCH2—* *—SCH2—*, *—CH2S—*, *—C2F4—*, *—CH2CF2—*, *—CF2CH2—*, *—(CH2)m—*, *—CH?CH—*, *—CF?CF—*, *—CH?CF—*, *—CF?CH—*, *—C?C—*, *—CH?CHCH2O—*, or a single bond; and are each independently any one of n1 and n2 are each independently 0 to 3; m is 2 to 5; and L1-*, L2-*, L3-*, L4-*, L5-*, L6-*, L7-*, and L8-* are each independently any one of *—H, *—F, *—Cl, *—OCF3, *—CF3, *—CH2F, or *—CHF2, where “*” indicates a point of attachment.Type: ApplicationFiled: July 21, 2016Publication date: July 20, 2017Inventors: Seul Gee LEE, Ji Hong BAE, Keun Chan OH
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Publication number: 20170081587Abstract: A liquid crystal composition includes a first compound expressed by Chemical Formula I, In Chemical Formula is at least one of a cyclohexyl group and phenyl group, is at least one of a cyclohexyl group and a phenyl group, each of n and m is a natural number of 1 to 4, n+m is 2 to 5, and R is at least one of a C1-10 alkyl group, a C2-10 alkenyl group, and a C1-10 alkoxy group.Type: ApplicationFiled: March 18, 2016Publication date: March 23, 2017Inventors: Jin Hyeong LEE, Sun Young KWON, Ji Hong BAE, Keun Chan OH, Kyung Hee LEE, Seul Gee LEE
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Publication number: 20160077383Abstract: A liquid crystal display panel and a method for manufacturing the same. The liquid crystal display panel includes lower substrate having a first substrate; an upper substrate having a second substrate that is opposite to the first substrate; a liquid crystal layer is disposed between the lower and upper substrates such that liquid crystals are arranged in a first region between the first substrate and the second substrate; and a dam pattern arranged in a second region which surrounds a circumference of the first region as a region between the first substrate and the second substrate, the dam pattern having both a physical barrier function and a chemical barrier function.Type: ApplicationFiled: March 6, 2015Publication date: March 17, 2016Inventors: Taek Joon LEE, Tae Jin KONG, Sang Gyun KIM, Su Jeong KIM, Seul Gee LEE
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Patent number: 9048172Abstract: A method of manufacturing a white light emitting device includes dividing a phosphor sheet into phosphor film units to be applied to individual light emitting diode (LED) devices, measuring light conversion characteristics of the respective phosphor film units, classifying the phosphor film units of the phosphor sheet into a plurality of groups according to measurement results of the light conversion characteristics and combining the phosphor film units classified into the plurality of groups and an LED device having predetermined light characteristics so as to obtain target color characteristics.Type: GrantFiled: April 21, 2014Date of Patent: June 2, 2015Assignee: Samsung Electronics Co., LtdInventors: Jong Rak Sohn, Seul Gee Lee, Chul Soo Yoon, Chang Bun Yoon, Min Jung Park, Sang Hoon Ahn
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Patent number: 8852972Abstract: A method of manufacturing a semiconductor light emitting device, includes forming a conductive film on a surface of a semiconductor light emitting element. Phosphor particles are charged by mixing phosphor particles with an electrolyte having a metallic salt dissolved therein. The semiconductor light emitting element having the conductive film formed thereon is immersed in the electrolyte having the charged phosphor particles. A phosphor layer on the conductive film is formed by electrophoresing the phosphor particles. The conductive film is removed using wet etching.Type: GrantFiled: February 15, 2013Date of Patent: October 7, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Jong Rak Sohn, Dong Kyun Yim, Seul Gee Lee, Chul Soo Yoon
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Publication number: 20140227806Abstract: A method of manufacturing a white light emitting device includes dividing a phosphor sheet into phosphor film units to be applied to individual light emitting diode (LED) devices, measuring light conversion characteristics of the respective phosphor film units, classifying the phosphor film units of the phosphor sheet into a plurality of groups according to measurement results of the light conversion characteristics and combining the phosphor film units classified into the plurality of groups and an LED device having predetermined light characteristics so as to obtain target color characteristics.Type: ApplicationFiled: April 21, 2014Publication date: August 14, 2014Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: JONG RAK SOHN, Seul Gee Lee, Chul Soo Yoon, Chang Bun Yoon, Min Jung Park, Sang Hoon Ahn
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Patent number: 8748847Abstract: A method of manufacturing a white light emitting device includes dividing a phosphor sheet into phosphor film units to be applied to individual light emitting diode (LED) devices, measuring light conversion characteristics of the respective phosphor film units, classifying the phosphor film units of the phosphor sheet into a plurality of groups according to measurement results of the light conversion characteristics and combining the phosphor film units classified into the plurality of groups and an LED device having predetermined light characteristics so as to obtain target color characteristics.Type: GrantFiled: December 21, 2012Date of Patent: June 10, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Jong Rak Sohn, Seul Gee Lee, Chul Soo Yoon, Chang Bun Yoon, Min Jung Park, Sang Hoon Ahn