Patents by Inventor Chang Kyeong KONG
Chang Kyeong KONG 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: 12353084Abstract: Disclosed is a dual display device. The dual display device includes a backlight unit having a light guide plate; a first display panel disposed on a first light exit surface of the backlight unit; and a second display panel disposed on a second light exit surface of the backlight unit opposite the first light exit surface, wherein the first display panel and the second display panel are mounted so as to be tilted at a predetermined angle with respect to the backlight unit. Accordingly, it is possible to reduce power consumption of the dual display device and to improve image quality.Type: GrantFiled: August 23, 2024Date of Patent: July 8, 2025Assignee: LG Display Co., Ltd.Inventors: Chang Kyeong Kong, Yoon Ki Kim
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Publication number: 20250102848Abstract: Disclosed is a dual display device. The dual display device includes a backlight unit having a light guide plate; a first display panel disposed on a first light exit surface of the backlight unit; and a second display panel disposed on a second light exit surface of the backlight unit opposite the first light exit surface, wherein the first display panel and the second display panel are mounted so as to be tilted at a predetermined angle with respect to the backlight unit. Accordingly, it is possible to reduce power consumption of the dual display device and to improve image quality.Type: ApplicationFiled: August 23, 2024Publication date: March 27, 2025Inventors: Chang Kyeong Kong, Yoon Ki Kim
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Patent number: 12189237Abstract: A display device includes an LED assembly, an optical sheet above the LED assembly, a plate above the optical sheet, a brightness enhancement film above the plate, a display panel above the brightness enhancement film, a light absorbing layer in contact with a first surface of the plate, and the light absorbing layer comprising a light absorbing material and an adhesive material, wherein the light absorbing material absorbs light having at least one wavelength between a wavelength of green light and a wavelength of red light, and wherein the brightness enhancement film or the optical sheet is in contact with a second surface of the plate.Type: GrantFiled: July 11, 2023Date of Patent: January 7, 2025Assignee: LG Display Co., Ltd.Inventors: Jung Ill Cho, Sang Mook Lee, Chang Kyeong Kong, Seung Yeol Yang
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Publication number: 20240255802Abstract: A display device includes an LED assembly, an optical sheet above the LED assembly, a plate above the optical sheet, a brightness enhancement film above the plate, a display panel above the brightness enhancement film, a light absorbing layer in contact with a first surface of the plate, and the light absorbing layer comprising a light absorbing material and an adhesive material, wherein the light absorbing material absorbs light having at least one wavelength between a wavelength of green light and a wavelength of red light, and wherein the brightness enhancement film or the optical sheet is in contact with a second surface of the plate.Type: ApplicationFiled: July 11, 2023Publication date: August 1, 2024Inventors: Jung Ill Cho, Sang Mook Lee, Chang Kyeong Kong, Seung Yeol Yang
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Patent number: 12032253Abstract: Disclosed is a liquid crystal display (LCD) smart window configured such that a transparent LCD device is mounted in a double-glazed window. The LCD smart window includes an inner glass sheet located in an indoor space, an outer glass sheet spaced apart from the inner glass sheet by a predetermined gap and located so as to be exposed to the outside of a building, a transparent LCD device located in a space between the inner glass sheet and the outer glass sheet to display an image, a window frame supporting upper and lower surfaces and both side surfaces of the inner glass sheet and the outer glass sheet, and a light source secured to the window frame to emit light to at least one surface of the outer glass sheet.Type: GrantFiled: September 11, 2023Date of Patent: July 9, 2024Assignee: LG Display Co., Ltd.Inventors: Seung Ryul Yang, Jung Ill Cho, Jae Lyang Kim, Eui Jung Kim, Chang Kyeong Kong, Hyun Cheol Cho, Sang Mook Lee
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Publication number: 20240201545Abstract: Disclosed is a liquid crystal display (LCD) smart window configured such that a transparent LCD device is mounted in a double-glazed window. The LCD smart window includes an inner glass sheet located in an indoor space, an outer glass sheet spaced apart from the inner glass sheet by a predetermined gap and located so as to be exposed to the outside of a building, a transparent LCD device located in a space between the inner glass sheet and the outer glass sheet to display an image, a window frame supporting upper and lower surfaces and both side surfaces of the inner glass sheet and the outer glass sheet, and a light source secured to the window frame to emit light to at least one surface of the outer glass sheet.Type: ApplicationFiled: September 11, 2023Publication date: June 20, 2024Inventors: Seung Ryul Yang, Jung Ill Cho, Jae Lyang Kim, Eui Jung Kim, Chang Kyeong Kong, Hyun Cheol Cho, Sang Mook Lee
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Patent number: 10698252Abstract: In various embodiments, the present disclosure provides display devices and methods of manufacturing display devices that can be slimmer than typical display devices. In one embodiment, such a display device includes a first substrate formed of glass, a light source disposed at a position that corresponds to at least one surface of the first substrate, a first resin layer on the first substrate, a first polarizing layer on the first resin layer, a liquid crystal layer on the first polarizing layer, a second substrate on the liquid crystal layer, the second substrate including a plurality of data lines and a plurality of gate lines, and a second polarizing layer on the second substrate.Type: GrantFiled: July 27, 2017Date of Patent: June 30, 2020Assignee: LG Display Co., Ltd.Inventors: Chang Kyeong Kong, Young Min Kweon, Hyun Cheol Cho
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Patent number: 10539736Abstract: The present disclosure provides a light source module that includes a substrate, a plurality of light barriers on a surface of the substrate and spaced apart from each other, a plurality of light source packages on the surface of the substrate and positioned between the plurality of light barriers, and a total-reflection induction layer on the plurality of light source packages. The total-reflection induction layer has a flat surface opposite the plurality of light source packages. According to the various embodiments provided herein, the amount of light incident on a light guide plate increases, and a heat radiation effect is improved.Type: GrantFiled: July 27, 2017Date of Patent: January 21, 2020Assignee: LG Display Co., Ltd.Inventors: Chang Kyeong Kong, Young Min Kweon, Jinho Kim
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Publication number: 20180031925Abstract: In various embodiments, the present disclosure provides display devices and methods of manufacturing display devices that can be slimmer than typical display devices. In one embodiment, such a display device includes a first substrate formed of glass, a light source disposed at a position that corresponds to at least one surface of the first substrate, a first resin layer on the first substrate, a first polarizing layer on the first resin layer, a liquid crystal layer on the first polarizing layer, a second substrate on the liquid crystal layer, the second substrate including a plurality of data lines and a plurality of gate lines, and a second polarizing layer on the second substrate.Type: ApplicationFiled: July 27, 2017Publication date: February 1, 2018Inventors: Chang Kyeong KONG, Young Min KWEON, Hyun Cheol CHO
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Publication number: 20180031759Abstract: The present disclosure provides a light source module that includes a substrate, a plurality of light barriers on a surface of the substrate and spaced apart from each other, a plurality of light source packages on the surface of the substrate and positioned between the plurality of light barriers, and a total-reflection induction layer on the plurality of light source packages. The total-reflection induction layer has a flat surface opposite the plurality of light source packages. According to the various embodiments provided herein, the amount of light incident on a light guide plate increases, and a heat radiation effect is improved.Type: ApplicationFiled: July 27, 2017Publication date: February 1, 2018Inventors: Chang Kyeong KONG, Young Min KWEON, Jinho Kim