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).

  • Patent number: 12524669
    Abstract: 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: Grant
    Filed: October 14, 2022
    Date of Patent: January 13, 2026
    Assignee: IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
    Inventors: Hak-Sung Kim, Dug-Joong Kim, Sang-Il Kim, Se-Min Lee
  • Publication number: 20230289593
    Abstract: 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: Application
    Filed: October 14, 2022
    Publication date: September 14, 2023
    Inventors: Hak-Sung KIM, Dug-Joong KIM, Sang-Il KIM, Se-Min LEE
  • Patent number: 10744843
    Abstract: 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: Grant
    Filed: September 14, 2015
    Date of Patent: August 18, 2020
    Assignee: HANON SYSTEMS
    Inventors: Jong-Bo Won, Tae-Yong Park, Yong-Nam Ahn, Sung-Je Lee, Se-Min Lee
  • Patent number: 10732449
    Abstract: 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: Grant
    Filed: June 17, 2019
    Date of Patent: August 4, 2020
    Assignee: LG Display Co., Ltd.
    Inventors: Se-Min Lee, Hyeok-Joon Yoon, Ju-Sang Rhim, Dae-Yong Kim, Eun-Hee Choi, Se-Jin Lee
  • Patent number: 10619861
    Abstract: 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: Grant
    Filed: September 8, 2017
    Date of Patent: April 14, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chang-hyun Son, Sung-soo Park, Yo-jin Seo, Sung-min Oh, Se-min Lee
  • Patent number: 10613360
    Abstract: 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: Grant
    Filed: December 13, 2017
    Date of Patent: April 7, 2020
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Yong-Joong Yoon, Jae-Jung Han, Se-Min Lee, Dae-Yong Kim, Seung-Ju Gwon
  • Publication number: 20190302518
    Abstract: 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: Application
    Filed: June 17, 2019
    Publication date: October 3, 2019
    Inventors: Se-Min LEE, Hyeok-Joon YOON, Ju-Sang RHIM, Dae-Yong KIM, Eun-Hee CHOI, Se-Jin LEE
  • Patent number: 10371983
    Abstract: 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: Grant
    Filed: July 25, 2017
    Date of Patent: August 6, 2019
    Assignee: LG Display Co., Ltd.
    Inventors: Se-Min Lee, Hyeok-Joon Yoon, Ju-Sang Rhim, Dae-Yong Kim, Eun-Hee Choi, Se-Jin Lee
  • Publication number: 20180164615
    Abstract: 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: Application
    Filed: December 13, 2017
    Publication date: June 14, 2018
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Yong-Joong YOON, Jae-Jung HAN, Se-Min LEE, Dae-Yong KIM, Seung-Ju GWON
  • Publication number: 20180073740
    Abstract: 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: Application
    Filed: September 8, 2017
    Publication date: March 15, 2018
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Chang-hyun SON, Sung-soo PARK, Yo-jin SEO, Sung-min OH, Se-min LEE
  • Patent number: 9904082
    Abstract: 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: Grant
    Filed: July 28, 2015
    Date of Patent: February 27, 2018
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Se-Min Lee, Bum-Seok Chung, Dae-Hun Lee, Tae-Hyung Kim, Hyo-Sung Lee
  • Publication number: 20180031907
    Abstract: 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: Application
    Filed: July 25, 2017
    Publication date: February 1, 2018
    Inventors: Se-Min LEE, Hyeok-Joon YOON, Ju-Sang RHIM, Dae-Yong KIM, Eun-Hee CHOI, Se-Jin LEE
  • Patent number: 9715139
    Abstract: 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: Grant
    Filed: July 16, 2014
    Date of Patent: July 25, 2017
    Assignee: LG Display Co., Ltd.
    Inventors: Se-Min Lee, Joo-young Yeon, Yong-Joong Yoon, Tae-Hyung Kim, Hyo-Sung Lee, Sun-Bok Song
  • Publication number: 20160187709
    Abstract: 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: Application
    Filed: July 28, 2015
    Publication date: June 30, 2016
    Inventors: Se-Min LEE, Bum-Seok CHUNG, Dae-Hun LEE, Tae-Hyung KIM, Hyo-Sung LEE
  • Patent number: 9323084
    Abstract: 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: Grant
    Filed: September 5, 2013
    Date of Patent: April 26, 2016
    Assignee: 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
  • Patent number: 9229268
    Abstract: 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: Grant
    Filed: December 19, 2012
    Date of Patent: January 5, 2016
    Assignee: LG Display Co., Ltd.
    Inventors: Se-Min Lee, Jae-Jung Han, Joo-Young Yeon, Mi-Na Shin
  • Publication number: 20150042920
    Abstract: 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: Application
    Filed: July 16, 2014
    Publication date: February 12, 2015
    Inventors: Se-Min LEE, Joo-young YEON, Yong-Joong YOON, Tae-Hyung KIM, Hyo-Sung LEE, Sun-Bok SONG
  • Publication number: 20140168564
    Abstract: 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: Application
    Filed: September 5, 2013
    Publication date: June 19, 2014
    Applicant: 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
  • Patent number: 8730425
    Abstract: 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: Grant
    Filed: November 29, 2010
    Date of Patent: May 20, 2014
    Assignee: LG Display Co., Ltd.
    Inventors: Byung-Hwa Ji, Kyung-Sik Dan, Se-Min Lee, Heong-Soo Park
  • Publication number: 20140022492
    Abstract: 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: Application
    Filed: December 19, 2012
    Publication date: January 23, 2014
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Se-Min Lee, Jae-Jung Han, Joo-Young Yeon, Mi-Na Shin