Patents by Inventor UIHYUNG LEE
UIHYUNG 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: 20240319535Abstract: Disclosed is a display device. The display device of the present disclosure may include: a display panel; a frame which is located in a rear of the display panel and to which the display panel is coupled; a substrate which is located between the display panel and the frame and coupled to the frame; a plurality of light sources which are mounted on the substrate and spaced apart from each other; and a reflective sheet which have a plurality of holes in which the plurality of light sources are located, wherein the substrate may include: an elongated first plate; and a plurality of second plates which extend from the first plate in a direction intersecting with a length direction of the first plate, and are spaced apart from each other in the length direction of the first plate, wherein the reflective sheet may be coupled to the first plate and the plurality of second plates.Type: ApplicationFiled: December 3, 2021Publication date: September 26, 2024Applicant: LG ELECTRONICS INC.Inventors: Seungse KIM, Sangmin BAEK, Uihyung LEE, Baekki LEE
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Patent number: 12044926Abstract: A display device is provided. The display device includes: a display panel; a frame disposed at a rear of the display panel; a substrate and an optical assembly which are disposed between the display panel and the frame and are disposed on the frame, wherein the frame includes: a bottom having a first optical distance from the display panel; and a side support having a second optical distance, which is smaller than the first optical distance, from the display panel, wherein the substrate includes: a first plurality of substrates disposed on the bottom of the frame; and a second plurality of substrates disposed on the side support of the frame, wherein a spacing between the first plurality of substrates is greater than a spacing between the second plurality of substrates.Type: GrantFiled: November 14, 2023Date of Patent: July 23, 2024Assignee: LG ELECTRONICS INC.Inventors: Chanseob Shin, Woongjoon Hwang, Uihyung Lee, Baekki Lee
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Publication number: 20240168330Abstract: A display device is provided. The display device includes: a display panel; a frame disposed at a rear of the display panel; a substrate and an optical assembly which are disposed between the display panel and the frame and are disposed on the frame, wherein the frame includes: a bottom having a first optical distance from the display panel; and a side support having a second optical distance, which is smaller than the first optical distance, from the display panel, wherein the substrate includes: a first plurality of substrates disposed on the bottom of the frame; and a second plurality of substrates disposed on the side support of the frame, wherein a spacing between the first plurality of substrates is greater than a spacing between the second plurality of substrates.Type: ApplicationFiled: November 14, 2023Publication date: May 23, 2024Applicant: LG ELECTRONICS INC.Inventors: Chanseob SHIN, Woongjoon HWANG, Uihyung LEE, Baekki LEE
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Publication number: 20230341725Abstract: Disclosed herein are a backlight unit and a display device using the same. In an embodiment, the backlight unit includes a substrate, at least one light source on the substrate, a lenses placed over the light source, a reflection sheet in which at least one through hole corresponding to the lens is formed, and a reflection ring comprising an opening portion corresponding to the at least one light source, and placed between the lens and the substrate. In accordance with an embodiment of the present invention, luminance uniformity of the backlight unit can be improved because the reflection ring surrounding the light source is included.Type: ApplicationFiled: June 28, 2023Publication date: October 26, 2023Applicant: LG ELECTRONICS INC.Inventors: Kyungjoon LEE, Uihyung LEE, Juyoung JOUNG, Wondo KEE, Minho KIM, Wongjoon HWANG, Jaeyoon JEONG, Bohee KANG, Manhyuck HAN, Jiu MYEONG
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Patent number: 11709395Abstract: Disclosed herein are a backlight unit and a display device using the same. In an embodiment, the backlight unit includes a substrate, at least one light source on the substrate, a lenses placed over the light source, a reflection sheet in which at least one through hole corresponding to the lens is formed, and a reflection ring comprising an opening portion corresponding to the at least one light source, and placed between the lens and the substrate. In accordance with an embodiment of the present invention, luminance uniformity of the backlight unit can be improved because the reflection ring surrounding the light source is included.Type: GrantFiled: March 10, 2022Date of Patent: July 25, 2023Assignee: LG ELECTRONICS INC.Inventors: Kyungjoon Lee, Uihyung Lee, Juyoung Joung, Wondo Kee, Minho Kim, Wongjoon Hwang, Jaeyoon Jeong, Bohee Kang, Manhyuck Han, Jiu Myeong
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Patent number: 11557578Abstract: The present embodiment comprises: a plurality of light-emitting units; and a reflector including reflector units having spaces formed to receive the plurality of light-emitting units, respectively. Each of the plurality of light-emitting units includes an LED package mounted on a substrate and a light diffusion layer having a groove portion formed on a surface opposite to the substrate in the LED package, wherein the outer circumference of the light diffusion layer faces the inner surface of a reflector unit. In the reflector, the plurality of reflector units are integrally formed, the spaces expand along a direction extending away from the substrate, and a wall forming each of the spaces surrounds the outer circumference of each of the LED package and the light diffusion layer.Type: GrantFiled: January 31, 2019Date of Patent: January 17, 2023Assignee: LG ELECTRONICS INC.Inventors: Sujin Sim, Minho Kim, Uihyung Lee, Yongmin Jung, Juyoung Joung
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Publication number: 20220197088Abstract: Disclosed herein are a backlight unit and a display device using the same. In an embodiment, the backlight unit includes a substrate, at least one light source on the substrate, a lenses placed over the light source, a reflection sheet in which at least one through hole corresponding to the lens is formed, and a reflection ring comprising an opening portion corresponding to the at least one light source, and placed between the lens and the substrate. In accordance with an embodiment of the present invention, luminance uniformity of the backlight unit can be improved because the reflection ring surrounding the light source is included.Type: ApplicationFiled: March 10, 2022Publication date: June 23, 2022Applicant: LG ELECTRONICS INC.Inventors: Kyungjoon LEE, Uihyung LEE, Juyoung JOUNG, Wondo KEE, Minho KIM, Wongjoon HWANG, Jaeyoon JEONG, Bohee KANG, Manhyuck HAN, Jiu MYEONG
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Patent number: 11327362Abstract: Disclosed herein are a backlight unit and a display device using the same. In an embodiment, the backlight unit includes a substrate, at least one light source on the substrate, a lenses placed over the light source, a reflection sheet in which at least one through hole corresponding to the lens is formed, and a reflection ring comprising an opening portion corresponding to the at least one light source, and placed between the lens and the substrate. In accordance with an embodiment of the present invention, luminance uniformity of the backlight unit can be improved because the reflection ring surrounding the light source is included.Type: GrantFiled: December 14, 2020Date of Patent: May 10, 2022Assignee: LG ELECTRONICS INC.Inventors: Kyungjoon Lee, Uihyung Lee, Juyoung Joung, Wondo Kee, Minho Kim, Wongjoon Hwang, Jaeyoon Jeong, Bohee Kang, Manhyuck Han, Jiu Myeong
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Publication number: 20210132441Abstract: Disclosed herein are a backlight unit and a display device using the same. In an embodiment, the backlight unit includes a substrate, at least one light source on the substrate, a lenses placed over the light source, a reflection sheet in which at least one through hole corresponding to the lens is formed, and a reflection ring comprising an opening portion corresponding to the at least one light source, and placed between the lens and the substrate. In accordance with an embodiment of the present invention, luminance uniformity of the backlight unit can be improved because the reflection ring surrounding the light source is included.Type: ApplicationFiled: December 14, 2020Publication date: May 6, 2021Applicant: LG ELECTRONICS INC.Inventors: Kyungjoon LEE, Uihyung LEE, Juyoung JOUNG, Wondo KEE, Minho KIM, Wongjoon HWANG, Jaeyoon JEONG, Bohee KANG, Manhyuck HAN, Jiu MYEONG
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Publication number: 20210074693Abstract: The present embodiment comprises: a plurality of light-emitting units; and a reflector including reflector units having spaces formed to receive the plurality of light-emitting units, respectively. Each of the plurality of light-emitting units includes an LED package mounted on a substrate and a light diffusion layer having a groove portion formed on a surface opposite to the substrate in the LED package, wherein the outer circumference of the light diffusion layer faces the inner surface of a reflector unit. In the reflector, the plurality of reflector units are Integrally formed, the spaces expand along a direction extending away from the substrate, and a wall forming each of the spaces surrounds the outer circumference of each of the LED package and the light diffusion layer.Type: ApplicationFiled: January 31, 2019Publication date: March 11, 2021Applicant: LG ELECTRONICS INC.Inventors: Sujin SIM, Minho KIM, Uihyung LEE, Yongmin JUNG, Juyoung JOUNG
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Patent number: 10914983Abstract: Disclosed herein are a backlight unit and a display device using the same. In an embodiment, the backlight unit includes a substrate, at least one light source on the substrate, a lenses placed over the light source, a reflection sheet in which at least one through hole corresponding to the lens is formed, and a reflection ring comprising an opening portion corresponding to the at least one light source, and placed between the lens and the substrate. In accordance with an embodiment of the present invention, luminance uniformity of the backlight unit can be improved because the reflection ring surrounding the light source is included.Type: GrantFiled: June 17, 2020Date of Patent: February 9, 2021Assignee: LG ELECTRONICS INC.Inventors: Kyungjoon Lee, Uihyung Lee, Juyoung Joung, Wondo Kee, Minho Kim, Wongjoon Hwang, Jaeyoon Jeong, Bohee Kang, Manhyuck Han, Jiu Myeong
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Patent number: 10845645Abstract: A display device is disclosed. The display device includes a display panel, a frame positioned in the rear of the display panel, a substrate positioned between the frame and the display panel, extended in an up-down direction of the frame, and mounted on the frame, a light source mounted on the substrate, and a lens covering the light source and mounted on the substrate. The lens includes a first stopper protruding and extending from a lower surface of the lens, and a first leg extended from the first stopper toward a lower part of the lens. The substrate includes a hole into which the first leg is inserted.Type: GrantFiled: August 31, 2018Date of Patent: November 24, 2020Assignee: LG ELECTRONICS INC.Inventors: Uihyung Lee, Minho Kim, Sujin Sim, Wondo Kee, Ilsang Yeon, Juyoung Joung, Manhyuck Han, Jongho Han
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Publication number: 20200319510Abstract: Disclosed herein are a backlight unit and a display device using the same. In an embodiment, the backlight unit includes a substrate, at least one light source on the substrate, a lenses placed over the light source, a reflection sheet in which at least one through hole corresponding to the lens is formed, and a reflection ring comprising an opening portion corresponding to the at least one light source, and placed between the lens and the substrate. In accordance with an embodiment of the present invention, luminance uniformity of the backlight unit can be improved because the reflection ring surrounding the light source is included.Type: ApplicationFiled: June 17, 2020Publication date: October 8, 2020Applicant: LG ELECTRONICS INC.Inventors: Kyungjoon LEE, Uihyung LEE, Juyoung JOUNG, Wondo KEE, Minho KIM, Woongjoon HWANG, Jaeyoon JEONG, Bohee KANG, Manhyuck HAN, Jiu MYEONG
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Patent number: 10768484Abstract: A backlight unit including a frame having a bottom area and a sidewall area extended from the bottom area; a single substrate located in on the bottom area of the frame, a plurality of optical assemblies being mounted on the single substrate; a reflection sheet located the frame and configured to reflect light emitted by the optical assemblies; and an optical sheet located over the reflection sheet. Further, the reflection sheet a first sheet area corresponding to the bottom area of the frame; a second sheet area corresponding to the sidewall area of the frame; and a cut portion cut from the first sheet at one portion abutting on one side of the single substrate.Type: GrantFiled: June 14, 2019Date of Patent: September 8, 2020Assignee: LG ELECTRUNECS INC.Inventors: Jeonggyu Kim, Jongho Han, Eunseok Kim, Uihyung Lee, Juyoung Joung, Jinsin Park
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Patent number: 10761367Abstract: A backlight unit and a display apparatus including the same are disclosed. The backlight unit includes a support member being concave rearward so as to define an interior space, the support member including a central portion defining a central area of a rear surface of the interior space and a side portion extending outward from a peripheral edge of the central portion while being inclined forward, a plurality of light sources disposed on the central portion so as to radiate light, a plurality of lenses respectively disposed on the plurality of light sources so as to disperse light from the light sources, a reflective sheet covering front surfaces of the central portion and the side portion, and a plurality of scattering members disposed on corner portions of the reflective sheet and protruding from the reflective sheet. The display apparatus includes the backlight unit and a display panel disposed in front of the backlight unit.Type: GrantFiled: May 21, 2018Date of Patent: September 1, 2020Assignee: LG ELECTRONICS INC.Inventors: Uihyung Lee, Sojung Kim, Eunseok Kim, Jeonggyu Kim, Juyoung Joung
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Patent number: 10698256Abstract: Disclosed herein are a backlight unit and a display device using the same. In an embodiment, the backlight unit includes a substrate, at least one light source on the substrate, a lenses placed over the light source, a reflection sheet in which at least one through hole corresponding to the lens is formed, and a reflection ring comprising an opening portion corresponding to the at least one light source, and placed between the lens and the substrate. In accordance with an embodiment of the present invention, luminance uniformity of the backlight unit can be improved because the reflection ring surrounding the light source is included.Type: GrantFiled: November 4, 2015Date of Patent: June 30, 2020Assignee: LG ELECTRONICS INC.Inventors: Kyungjoon Lee, Uihyung Lee, Juyoung Joung, Wondo Kee, Minho Kim, Woongjoon Hwang, Yaeyoon Jeong, Bohee Kang, Manhyuck Han, Jiu Myeong
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Publication number: 20190310518Abstract: A backlight unit including a frame having a bottom area and a sidewall area extended from the bottom area; a single substrate located in on the bottom area of the frame, a plurality of optical assemblies being mounted on the single substrate; a reflection sheet located the frame and configured to reflect light emitted by the optical assemblies; and an optical sheet located over the reflection sheet. Further, the reflection sheet a first sheet area corresponding to the bottom area of the frame; a second sheet area corresponding to the sidewall area of the frame; and a cut portion cut from the first sheet at one portion abutting on one side of the single substrate.Type: ApplicationFiled: June 14, 2019Publication date: October 10, 2019Applicant: LG ELECTRONICS INC.Inventors: Jeonggyu KIM, Jongho HAN, Eunseok KIM, Uihyung LEE, Juyoung JOUNG, Jinsin PARK
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Patent number: 10338423Abstract: A display device is disclosed. The display device comprises: a display panel; an optical layer positioned at a rear of the display panel, the optical layer providing the display panel with light; a side frame including: a side frame body covering an edge of the optical layer; and a side frame extension extended from the side frame body, the side frame extension positioned between the optical layer and the display panel; and a light guide module positioned between the display panel and the side frame extension, the light guide module elongated along the edge of the optical layer, wherein a gap is formed between the light guide module and the display panel.Type: GrantFiled: December 5, 2017Date of Patent: July 2, 2019Assignee: LG ELECTRONICS INC.Inventors: Sangmin Baek, Jaeyong Yoo, Uihyung Lee
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Patent number: 10324334Abstract: A backlight unit including a frame having a bottom area and a sidewall area extended from the bottom area; a single substrate located in on the bottom area of the frame, a plurality of optical assemblies being mounted on the single substrate; a reflection sheet located the frame and configured to reflect light emitted by the optical assemblies; and an optical sheet located over the reflection sheet. Further, the reflection sheet a first sheet area corresponding to the bottom area of the frame; a second sheet area corresponding to the sidewall area of the frame; and a cut portion cut from the first sheet at one portion abutting on one side of the single substrate.Type: GrantFiled: January 17, 2017Date of Patent: June 18, 2019Assignee: LG ELECTRONICS INC.Inventors: Jeonggyu Kim, Jongho Han, Eunseok Kim, Uihyung Lee, Juyoung Joung, Jinsin Park
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Patent number: RE48207Abstract: Provided is a display apparatus. The display apparatus may include a display panel and a backlight provided adjacent the display panel. The backlight may include an optical sheet provided adjacent the display panel, a reflector provided a prescribed distance from the optical sheet, at least one light emitting device provided adjacent the reflector, and a lens provided over a corresponding the light emitting device. The lens may include a lower recess formed on a bottom surface of the lens and provided a prescribed distance over the light emitting device, and an upper recess formed on a top surface of the lens and provided to vertically overlap the bottom recess. The lower recess may include an upper surface that extends from the side surface and having a prescribed shape and curvature. The upper recess may also include a lower surface having a prescribed shape and curvature.Type: GrantFiled: December 30, 2016Date of Patent: September 15, 2020Assignee: LG ELECTRONICS INC.Inventors: Kyungjoon Lee, Uihyung Lee, Juyoung Joung, Wondo Kee