Patents by Inventor Se-Min Lee
Se-Min 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: 12524669Abstract: A device for calculating thermal characteristics of a building structure using an artificial neural network comprise a first artificial neural network which receives first input information including a drawing image as input information and outputs first output information including feature information, in which shape information for each part of the drawing image is extracted, as output information, a second artificial network which receives the first output information and second input information including thermal conductivity information for each part as input information and outputs second output information including temperature distribution image information corresponding to the drawing image as output information and a third artificial neural network which receives the first output information and the second input information as input information and outputs third output information including heat flow distribution image information corresponding to the drawing image as output information.Type: GrantFiled: October 14, 2022Date of Patent: January 13, 2026Assignee: IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)Inventors: Hak-Sung Kim, Dug-Joong Kim, Sang-Il Kim, Se-Min Lee
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Publication number: 20230289593Abstract: A device for calculating thermal characteristics of a building structure using an artificial neural network comprise a first artificial neural network which receives first input information including a drawing image as input information and outputs first output information including feature information, in which shape information for each part of the drawing image is extracted, as output information, a second artificial network which receives the first output information and second input information including thermal conductivity information for each part as input information and outputs second output information including temperature distribution image information corresponding to the drawing image as output information and a third artificial neural network which receives the first output information and the second input information as input information and outputs third output information including heat flow distribution image information corresponding to the drawing image as output information.Type: ApplicationFiled: October 14, 2022Publication date: September 14, 2023Inventors: Hak-Sung KIM, Dug-Joong KIM, Sang-Il KIM, Se-Min LEE
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Patent number: 10744843Abstract: Disclosed herein are air-conditioning systems for a vehicle for a battery, which can control temperature of the vehicle or the battery by delivering air cooled through a first evaporator of a cooling and heating module or air heated through a condenser to a supply side (toward a passenger or a battery). The cooling and heating module includes: a compressor; the condenser; an expansion valve for controlling a flow of the refrigerant condensed in the condenser; the first evaporator for evaporating the refrigerant supplied through the expansion valve; a first-first blowing unit for blowing air through the first evaporator; a first-second blowing unit for blowing air through the condenser; and a discharge duct for selectively delivering the air supplied through the first-first blowing unit and the first-second blowing unit toward the passenger by opening and closing means.Type: GrantFiled: September 14, 2015Date of Patent: August 18, 2020Assignee: HANON SYSTEMSInventors: Jong-Bo Won, Tae-Yong Park, Yong-Nam Ahn, Sung-Je Lee, Se-Min Lee
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Patent number: 10732449Abstract: A display device includes a display panel including a plurality of pixels each having a plurality of sub-pixels; and a light path adjustment film on the display panel, wherein the light path adjustment film includes a first base film, and a pattern layer on a surface of the first base film, wherein the pattern layer includes a plurality of first patterns having a first refractive index, and a plurality of second patterns between the first patterns and having a second refractive index less than the first refractive index, and wherein the first pattern includes a top surface spaced apart from the display panel and parallel with the display panel, a bottom surface between the top surface and the display panel, and a slanted surface connecting the top surface and the bottom surface.Type: GrantFiled: June 17, 2019Date of Patent: August 4, 2020Assignee: LG Display Co., Ltd.Inventors: Se-Min Lee, Hyeok-Joon Yoon, Ju-Sang Rhim, Dae-Yong Kim, Eun-Hee Choi, Se-Jin Lee
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Patent number: 10619861Abstract: A cooking device is provided. The cooking device supplied with power through an AC power supply including a neutral line includes: a motor configured to drive a cooling fan; a main board mounted with a plurality of components for an operation of the cooking device; and a thermal protector having one end connected to the neutral line of the AC power supply and the other end commonly connected to the motor and the main board, wherein the thermal protector cuts off connection between the neutral line and the main board through the thermal protector if a temperature of the motor is equal to or higher than a predetermined value.Type: GrantFiled: September 8, 2017Date of Patent: April 14, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Chang-hyun Son, Sung-soo Park, Yo-jin Seo, Sung-min Oh, Se-min Lee
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Patent number: 10613360Abstract: A liquid crystal display device according to an embodiment includes a liquid crystal panel including a plurality of display regions arranged in a first axis direction; a backlight unit below the liquid crystal panel; and a viewing angle adjustment unit between the liquid crystal panel and the backlight unit, wherein the viewing angle adjustment unit includes a viewing angle adjustment sheet that includes a plurality of division regions corresponding to the plurality of display regions, respectively, and the plurality of division regions are individually adjusted in scattering rate according to ON and OFF operation modes.Type: GrantFiled: December 13, 2017Date of Patent: April 7, 2020Assignee: LG DISPLAY CO., LTD.Inventors: Yong-Joong Yoon, Jae-Jung Han, Se-Min Lee, Dae-Yong Kim, Seung-Ju Gwon
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Publication number: 20190302518Abstract: A display device includes a display panel including a plurality of pixels each having a plurality of sub-pixels; and a light path adjustment film on the display panel, wherein the light path adjustment film includes a first base film, and a pattern layer on a surface of the first base film, wherein the pattern layer includes a plurality of first patterns having a first refractive index, and a plurality of second patterns between the first patterns and having a second refractive index less than the first refractive index, and wherein the first pattern includes a top surface spaced apart from the display panel and parallel with the display panel, a bottom surface between the top surface and the display panel, and a slanted surface connecting the top surface and the bottom surface.Type: ApplicationFiled: June 17, 2019Publication date: October 3, 2019Inventors: Se-Min LEE, Hyeok-Joon YOON, Ju-Sang RHIM, Dae-Yong KIM, Eun-Hee CHOI, Se-Jin LEE
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Patent number: 10371983Abstract: A display device includes a display panel including a plurality of pixels each having a plurality of sub-pixels; and a light path adjustment film on the display panel, wherein the light path adjustment film includes a first base film, and a pattern layer on a surface of the first base film, wherein the pattern layer includes a plurality of first patterns having a first refractive index, and a plurality of second patterns between the first patterns and having a second refractive index less than the first refractive index, and wherein the first pattern includes a top surface spaced apart from the display panel and parallel with the display panel, a bottom surface between the top surface and the display panel, and a slanted surface connecting the top surface and the bottom surface.Type: GrantFiled: July 25, 2017Date of Patent: August 6, 2019Assignee: LG Display Co., Ltd.Inventors: Se-Min Lee, Hyeok-Joon Yoon, Ju-Sang Rhim, Dae-Yong Kim, Eun-Hee Choi, Se-Jin Lee
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Publication number: 20180164615Abstract: A liquid crystal display device according to an embodiment includes a liquid crystal panel including a plurality of display regions arranged in a first axis direction; a backlight unit below the liquid crystal panel; and a viewing angle adjustment unit between the liquid crystal panel and the backlight unit, wherein the viewing angle adjustment unit includes a viewing angle adjustment sheet that includes a plurality of division regions corresponding to the plurality of display regions, respectively, and the plurality of division regions are individually adjusted in scattering rate according to ON and OFF operation modes.Type: ApplicationFiled: December 13, 2017Publication date: June 14, 2018Applicant: LG DISPLAY CO., LTD.Inventors: Yong-Joong YOON, Jae-Jung HAN, Se-Min LEE, Dae-Yong KIM, Seung-Ju GWON
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Publication number: 20180073740Abstract: A cooking device is provided. The cooking device supplied with power through an AC power supply including a neutral line includes: a motor configured to drive a cooling fan; a main board mounted with a plurality of components for an operation of the cooking device; and a thermal protector having one end connected to the neutral line of the AC power supply and the other end commonly connected to the motor and the main board, wherein the thermal protector cuts off connection between the neutral line and the main board through the thermal protector if a temperature of the motor is equal to or higher than a predetermined value.Type: ApplicationFiled: September 8, 2017Publication date: March 15, 2018Applicant: Samsung Electronics Co., Ltd.Inventors: Chang-hyun SON, Sung-soo PARK, Yo-jin SEO, Sung-min OH, Se-min LEE
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Patent number: 9904082Abstract: Disclosed is a curved display device that may include a display panel having a curvature between a top frame and a bottom frame; a printed circuit board (PCB) electrically connected to at least one edge portion of the display panel where driving circuits and signal lines are provided through a connector; and a reinforcing frame that supports a rear surface of the bottom frame, the reinforcing frame including a reinforcing bar substantially following the curvature of the display panel, wherein the reinforcing bar has a step to include first and second rear surfaces, with the first rear surface being closer to the display panel than the second rear surface, and wherein the PCB is mounted on the first rear surface of the reinforcing bar.Type: GrantFiled: July 28, 2015Date of Patent: February 27, 2018Assignee: LG DISPLAY CO., LTD.Inventors: Se-Min Lee, Bum-Seok Chung, Dae-Hun Lee, Tae-Hyung Kim, Hyo-Sung Lee
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Publication number: 20180031907Abstract: A display device includes a display panel including a plurality of pixels each having a plurality of sub-pixels; and a light path adjustment film on the display panel, wherein the light path adjustment film includes a first base film, and a pattern layer on a surface of the first base film, wherein the pattern layer includes a plurality of first patterns having a first refractive index, and a plurality of second patterns between the first patterns and having a second refractive index less than the first refractive index, and wherein the first pattern includes a top surface spaced apart from the display panel and parallel with the display panel, a bottom surface between the top surface and the display panel, and a slanted surface connecting the top surface and the bottom surface.Type: ApplicationFiled: July 25, 2017Publication date: February 1, 2018Inventors: Se-Min LEE, Hyeok-Joon YOON, Ju-Sang RHIM, Dae-Yong KIM, Eun-Hee CHOI, Se-Jin LEE
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Patent number: 9715139Abstract: A curved display device comprises a liquid crystal panel; a backlight unit providing light to the liquid crystal panel, the backlight unit including a light guide plate having a curvature. The backlight unit further includes an elastic optical guide member coupled to the light guide plate, the elastic optical guide member having a substantially same curvature as the curvature of the light guide plate. The curved display device further comprises a first frame having a substantially same curvature as the curvature of the elastic optical guide member, the first frame coupled to the backlight unit and configured to support the backlight unit and a reinforcing member having a substantially same curvature as the curvature of the first frame, the reinforcing member coupled to the first frame.Type: GrantFiled: July 16, 2014Date of Patent: July 25, 2017Assignee: LG Display Co., Ltd.Inventors: Se-Min Lee, Joo-young Yeon, Yong-Joong Yoon, Tae-Hyung Kim, Hyo-Sung Lee, Sun-Bok Song
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Publication number: 20160187709Abstract: Disclosed is a curved display device that may include a display panel having a curvature between a top frame and a bottom frame; a printed circuit board (PCB) electrically connected to at least one edge portion of the display panel where driving circuits and signal lines are provided through a connector; and a reinforcing frame that supports a rear surface of the bottom frame, the reinforcing frame including a reinforcing bar substantially following the curvature of the display panel, wherein the reinforcing bar has a step to include first and second rear surfaces, with the first rear surface being closer to the display panel than the second rear surface, and wherein the PCB is mounted on the first rear surface of the reinforcing bar.Type: ApplicationFiled: July 28, 2015Publication date: June 30, 2016Inventors: Se-Min LEE, Bum-Seok CHUNG, Dae-Hun LEE, Tae-Hyung KIM, Hyo-Sung LEE
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Patent number: 9323084Abstract: A curved liquid crystal display device includes a liquid crystal display panel, a backlight unit, a bottom cover and a reinforcement frame. The liquid crystal display panel includes a thin film transistor substrate and a color filter substrate. The backlight unit applies light to the liquid crystal display panel. The bottom cover supports the backlight unit and has a flat shape. The reinforcement frame has a predetermined curvature and is attached to the bottom cover. The flat bottom cover is mounted on the reinforcement frame such that the flat bottom cover has the predetermined curvature of the reinforcement frame.Type: GrantFiled: September 5, 2013Date of Patent: April 26, 2016Assignee: LG DISPLAY CO., LTD.Inventors: Se-Min Lee, Hyun-Woo Jang, Ji-Eun Son, JooYoung Yeon, Jae-Yeon Song, Yong-Joong Yoon, Hyo-Sung Lee
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Patent number: 9229268Abstract: A liquid crystal display device including polarizing films that polarize infrared-range light as well as visible-range light and being operated in a visible light mode and an infrared light mode is disclosed. The liquid crystal display device includes a liquid crystal panel, polarizing films attached to the top and bottom surfaces of the liquid crystal panel, and a backlight unit disposed under the liquid crystal panel. At least one of the polarizing films includes an infrared polarizing film or a polarizing film for both visible and infrared light.Type: GrantFiled: December 19, 2012Date of Patent: January 5, 2016Assignee: LG Display Co., Ltd.Inventors: Se-Min Lee, Jae-Jung Han, Joo-Young Yeon, Mi-Na Shin
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Publication number: 20150042920Abstract: A curved display device comprises a liquid crystal panel; a backlight unit providing light to the liquid crystal panel, the backlight unit including a light guide plate having a curvature. The backlight unit further includes an elastic optical guide member coupled to the light guide plate, the elastic optical guide member having a substantially same curvature as the curvature of the light guide plate. The curved display device further comprises a first frame having a substantially same curvature as the curvature of the elastic optical guide member, the first frame coupled to the backlight unit and configured to support the backlight unit and a reinforcing member having a substantially same curvature as the curvature of the first frame, the reinforcing member coupled to the first frame.Type: ApplicationFiled: July 16, 2014Publication date: February 12, 2015Inventors: Se-Min LEE, Joo-young YEON, Yong-Joong YOON, Tae-Hyung KIM, Hyo-Sung LEE, Sun-Bok SONG
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Publication number: 20140168564Abstract: A curved liquid crystal display device includes a liquid crystal display panel, a backlight unit, a bottom cover and a reinforcement frame. The liquid crystal display panel includes a thin film transistor substrate and a color filter substrate. The backlight unit applies light to the liquid crystal display panel. The bottom cover supports the backlight unit and has a flat shape. The reinforcement frame has a predetermined curvature and is attached to the bottom cover. The flat bottom cover is mounted on the reinforcement frame such that the flat bottom cover has the predetermined curvature of the reinforcement frame.Type: ApplicationFiled: September 5, 2013Publication date: June 19, 2014Applicant: LG DISPLAY CO., LTD.Inventors: Se-Min Lee, Hyun-Woo Jang, Ji-Eun Son, JooYoung Yeon, Jae-Yeon Song, Yong-Joong Yoon, Hyo-Sung Lee
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Patent number: 8730425Abstract: A liquid crystal display device includes a liquid crystal panel; a backlight unit disposed under the liquid crystal panel and providing a light to the liquid crystal panel, the backlight unit including a reflective sheet, a light guide plate on the reflective sheet, an optical sheet on the light guide plate and a light emitting diode (LED) assembly at one side of the light guide plate, the light emitting diode assembly including at least one LED as a light source; a main frame that surrounds sides of the liquid crystal panel and the backlight unit, the main frame including a first portion, where the LED assembly is fixed, and a second portion extending from the first portion, the second portion covering a top portion of the LED assembly; a bottom frame under the reflective sheet and being combined with the main frame; and a top frame that surrounds an edge of the liquid crystal panel and attaches to the bottom frame and the main frame.Type: GrantFiled: November 29, 2010Date of Patent: May 20, 2014Assignee: LG Display Co., Ltd.Inventors: Byung-Hwa Ji, Kyung-Sik Dan, Se-Min Lee, Heong-Soo Park
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Publication number: 20140022492Abstract: A liquid crystal display device including polarizing films that polarize infrared-range light as well as visible-range light and being operated in a visible light mode and an infrared light mode is disclosed. The liquid crystal display device includes a liquid crystal panel, polarizing films attached to the top and bottom surfaces of the liquid crystal panel, and a backlight unit disposed under the liquid crystal panel. At least one of the polarizing films includes an infrared polarizing film or a polarizing film for both visible and infrared light.Type: ApplicationFiled: December 19, 2012Publication date: January 23, 2014Applicant: LG DISPLAY CO., LTD.Inventors: Se-Min Lee, Jae-Jung Han, Joo-Young Yeon, Mi-Na Shin