Patents by Inventor Juyoung Joung
Juyoung Joung 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: 11899310Abstract: A display device according to the present invention comprises: a display panel; a middle cabinet for mounting the display panel; and a foam pad which is interposed between the display panel and the middle cabinet, and has a light absorbing material formed in either an area having a contact surface with the display panel or a contact surface with the middle cabinet. The display device of the present invention may be connected to an artificial intelligence module, a robot, an augmented reality (AR) device, a virtual reality (VR) device, a device related to a 5G service, etc.Type: GrantFiled: October 28, 2019Date of Patent: February 13, 2024Assignee: LG ELECTRONICS INC.Inventors: Soowang Seong, Seungwoong Moon, Juyoung Joung, Woongjoon Hwang
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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: 11796861Abstract: Disclosed is a display device. The display device of the present disclosure may include: a display panel; a frame located at a rear side of the display panel; a substrate located between the display panel and the frame, wherein the substrate is coupled to the frame and extends in a longitudinal direction; a plurality of light sources mounted on the substrate, wherein each of the plurality of light sources are spaced apart from each other in the longitudinal direction of the substrate; a plurality of lenses coupled to the substrate, wherein the plurality of lenses cover the plurality of light sources; and a bar coupled to the substrate, wherein the bar connects each of the plurality of lenses.Type: GrantFiled: June 30, 2022Date of Patent: October 24, 2023Assignee: LG ELECTRONICS INC.Inventors: Seungse Kim, Juyoung Joung, Minho Kim, Woongjoon Hwang, Dukil Suh
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Patent number: 11747540Abstract: The present invention can be applied to the technical field pertaining to display devices and, for example, relates to a flat lighting device using a light emitting diode (LED) and a display device including same. The present invention provides a display device including a flat lighting device, wherein the display device may comprise: a light source which emits white light by using a light emitting diode and a yellow phosphor; a red phosphor layer which is disposed on the light source and adsorbs a part of the white light emitted from the light source to emit red light; and a first dichroic filter layer which is disposed on the red phosphor layer and has a reflective pattern reflecting at least a part of the long-wavelength side of the wavelength region of the red light.Type: GrantFiled: November 12, 2019Date of Patent: September 5, 2023Assignee: LG ELECTRONICS INC.Inventors: Geunhwan Kim, Juyoung Joung, Jungnam An, Minho Kim
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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: 20230004047Abstract: Disclosed is a display device. The display device of the present disclosure may include: a display panel; a frame located at a rear side of the display panel; a substrate located between the display panel and the frame, wherein the substrate is coupled to the frame and extends in a longitudinal direction; a plurality of light sources mounted on the substrate, wherein each of the plurality of light sources are spaced apart from each other in the longitudinal direction of the substrate; a plurality of lenses coupled to the substrate, wherein the plurality of lenses cover the plurality of light sources; and a bar coupled to the substrate, wherein the bar connects each of the plurality of lenses.Type: ApplicationFiled: June 30, 2022Publication date: January 5, 2023Applicant: LG ELECTRONICS INC.Inventors: Seungse KIM, Juyoung Joung, Minho KIM, Woongjoon HWANG, Dukil SUH
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Patent number: 11543690Abstract: A display device is disclosed. The display device includes a display panel, a frame located at the rear of the display panel, an optical plate located between the frame and the display panel, a guide panel coupled to the frame, the guide panel being configured to support the optical plate, the guide panel being configured to provide a space between the optical plate and the frame, and a light source and a substrate configured to provide light to the optical plate in the space, wherein the display panel includes an active area configured to display an image and an inactive area configured not to display an image, the display panel is coupled to the optical plate via a first adhesive member, and the optical plate is fixed to the guide panel via a second adhesive member.Type: GrantFiled: October 23, 2020Date of Patent: January 3, 2023Assignee: LG ELECTRONICS INC.Inventors: Sangmin Baek, Kitae Keum, Juyoung Joung
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Publication number: 20220397717Abstract: The present invention can be applied to the technical field pertaining to display devices and, for example, relates to a flat lighting device using a light emitting diode (LED) and a display device including same. The present invention provides a display device including a flat lighting device, wherein the display device may comprise: a light source which emits white light by using a light emitting diode and a yellow phosphor; a red phosphor layer which is disposed on the light source and adsorbs a part of the white light emitted from the light source to emit red light; and a first dichroic filter layer which is disposed on the red phosphor layer and has a reflective pattern reflecting at least a part of the long-wavelength side of the wavelength region of the red light.Type: ApplicationFiled: November 12, 2019Publication date: December 15, 2022Applicant: LG ELECTRONICS INC.Inventors: Geunhwan KIM, Juyoung JOUNG, Jungnam AN, Minho KIM
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Publication number: 20220373842Abstract: A display device according to the present invention comprises: a display panel; a middle cabinet for mounting the display panel; and a foam pad which is interposed between the display panel and the middle cabinet, and has a light absorbing material formed in either an area having a contact surface with the display panel or a contact surface with the middle cabinet. The display device of the present invention may be connected to an artificial intelligence module, a robot, an augmented reality (AR) device, a virtual reality (VR) device, a device related to a 5G service, etc.Type: ApplicationFiled: October 28, 2019Publication date: November 24, 2022Applicant: LG ELECTRONICS INC.Inventors: Soowang SEONG, Seungwoong MOON, Juyoung JOUNG, Woongjoon HWANG
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Patent number: 11422396Abstract: A display device is disclosed. The display device includes: a display panel; a frame disposed at a rear of the display panel; a light source disposed between the display panel and the frame, and configured to provide light to the display panel; a guide panel disposed adjacent to an edge of the display panel and coupled to the frame, and configured to support the display panel; and a front sheet including a light transmitting portion covering a front surface of the display panel, and a light shielding portion extending from the light transmitting portion and covering the guide panel, wherein the guide panel includes: an inner part disposed between the frame and the display panel and configured to support a rear surface of the display panel adjacent to the edge of the display panel; and an outer part disposed toward an outer side of the frame and configured to cover a side surface of the edge of the display panel.Type: GrantFiled: March 26, 2021Date of Patent: August 23, 2022Assignee: LG ELECTRONICS INC.Inventors: Sangmin Baek, Juyoung Joung, Hyuncheol Cho, Seungse Kim, Minho Kim
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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: 20220128855Abstract: A display device is disclosed. The display device includes a display panel, a frame located at the rear of the display panel, an optical plate located between the frame and the display panel, a guide panel coupled to the frame, the guide panel being configured to support the optical plate, the guide panel being configured to provide a space between the optical plate and the frame, and a light source and a substrate configured to provide light to the optical plate in the space, wherein the display panel includes an active area configured to display an image and an inactive area configured not to display an image, the display panel is coupled to the optical plate via a first adhesive member, and the optical plate is fixed to the guide panel via a second adhesive member.Type: ApplicationFiled: October 23, 2020Publication date: April 28, 2022Applicant: LG ELECTRONICS INC.Inventors: Sangmin BAEK, Kitae KEUM, Juyoung JOUNG
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Publication number: 20220066256Abstract: A display device is disclosed. The display device includes: a display panel; a frame disposed at a rear of the display panel; a light source disposed between the display panel and the frame, and configured to provide light to the display panel; a guide panel disposed adjacent to an edge of the display panel and coupled to the frame, and configured to support the display panel; and a front sheet including a light transmitting portion covering a front surface of the display panel, and a light shielding portion extending from the light transmitting portion and covering the guide panel, wherein the guide panel includes: an inner part disposed between the frame and the display panel and configured to support a rear surface of the display panel adjacent to the edge of the display panel; and an outer part disposed toward an outer side of the frame and configured to cover a side surface of the edge of the display panel.Type: ApplicationFiled: March 26, 2021Publication date: March 3, 2022Applicant: LG ELECTRONICS INC.Inventors: Sangmin Baek, Juyoung Joung, Hyuncheol Cho, Seungse Kim, Minho Kim
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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: 10867563Abstract: A display device includes a display panel; a frame at a rear of the display panel, the frame including a first and a second protrusions; a first substrate at a front surface of the frame, the first substrate elongated in a direction along a first side of the frame; a plurality of first light sources disposed on the first substrate at predetermined intervals in the direction. Further, the first protrusion is positioned at an end of the first substrate adjacent to the foremost light source in the first substrate, and the second protrusion is positioned at an end of the first substrate adjacent to the rearmost light source in the first substrate, at least one of the first and the second protrusions includes an inclined surface and the frame is pressed to form the first and the second protrusion such that the protrusions are formed on the front surface of the frame.Type: GrantFiled: January 7, 2019Date of Patent: December 15, 2020Assignee: LG ELECTRONICS INC.Inventors: Sangmin Baek, Hyongil Kil, Jaehyung Jeon, Juyoung Joung
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Patent number: 10852577Abstract: A display device is disclosed. The display device comprises: a display panel; an optical assembly providing the display panel with light; and a light absorbing layer positioned on an optical path, the optical path leading to the display panel from the optical assembly, wherein the light provided from the optical assembly to the display panel includes a blue-based light, a green-based light, and a red-based light, wherein an intensity of the green-based light is 25% to 38% with respect to an intensity of the blue-based light 100%, and wherein an intensity of the red-based light is 14% to 32% with respect to the intensity of the blue-based light 100%.Type: GrantFiled: February 7, 2018Date of Patent: December 1, 2020Assignee: LG ELECTRONICS INC.Inventors: Geunhwan Kim, Minho Kim, Sujin Sim, Juyoung Joung