Patents by Inventor Jae Jung Han

Jae Jung Han 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).

  • Publication number: 20240097190
    Abstract: The present invention relates to an electrolyte solution and a secondary battery including the same. According to the present invention, the present invention has an effect of providing a secondary battery having improved charging efficiency and output due to low discharge resistance and having a long lifespan and excellent high-temperature capacity retention by suppressing gas generation and increase in thickness.
    Type: Application
    Filed: January 21, 2022
    Publication date: March 21, 2024
    Inventors: Min Jung JANG, Min Goo KIM, Young Rok LIM, Ji Young CHOI, Sang Ho LEE, Wan Chul KANG, Jong Cheol YUN, Ji Seong HAN, Hee Jeong RYU, Jae Won CHUNG
  • Publication number: 20240097188
    Abstract: The present invention relates to an electrolyte solution and a secondary battery including the same. According to the present invention, the present invention has an effect of providing a secondary battery having improved charging efficiency and output due to low discharge resistance and having a long lifespan and excellent high-temperature capacity retention by suppressing gas generation and increase in thickness.
    Type: Application
    Filed: January 21, 2022
    Publication date: March 21, 2024
    Inventors: Min Jung JANG, Min Goo KIM, Young Rok LIM, Ji Young CHOI, Sang Ho LEE, Wan Chul KANG, Jong Cheol YUN, Ji Seong HAN, Hee Jeong RYU, Jae Won CHUNG
  • Publication number: 20240097189
    Abstract: The present invention relates to an electrolyte solution and a secondary battery including the same. According to the present invention, the present invention has an effect of providing a secondary battery having improved charging efficiency and output due to low discharge resistance and having a long lifespan and excellent high-temperature capacity retention by suppressing gas generation and increase in thickness.
    Type: Application
    Filed: January 21, 2022
    Publication date: March 21, 2024
    Inventors: Min Jung JANG, Min Goo KIM, Young Rok LIM, Ji Young CHOI, Sang Ho LEE, Wan Chul KANG, Jong Cheol YUN, Ji Seong HAN, Hee Jeong RYU, Jae Won CHUNG
  • 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
  • Patent number: 10254463
    Abstract: A liquid crystal display device includes: a liquid crystal display panel; a light guide plate having adjacent first and second light incidence surfaces below the liquid crystal display panel; a reflection plate disposed under the light guide plate; and first and second light-emitting diodes (LEDs) facing the first and second light incidence surfaces, respectively, wherein the light guide plate comprises: a first prism pattern configured on a lower surface of the light guide plate and extending in a first direction parallel to the first light incidence surface; and a second prism pattern configured on an upper surface of the light guide plate and extending in a second direction parallel to the second light incidence surface.
    Type: Grant
    Filed: December 19, 2017
    Date of Patent: April 9, 2019
    Assignee: LG Display Co., Ltd.
    Inventors: Jae-Jung Han, Eun-Hee Choi
  • Publication number: 20180172895
    Abstract: A liquid crystal display device includes: a liquid crystal display panel; a light guide plate having adjacent first and second light incidence surfaces below the liquid crystal display panel; a reflection plate disposed under the light guide plate; and first and second light-emitting diodes (LEDs) facing the first and second light incidence surfaces, respectively, wherein the light guide plate comprises: a first prism pattern configured on a lower surface of the light guide plate and extending in a first direction parallel to the first light incidence surface; and a second prism pattern configured on an upper surface of the light guide plate and extending in a second direction parallel to the second light incidence surface.
    Type: Application
    Filed: December 19, 2017
    Publication date: June 21, 2018
    Inventors: Jae-Jung HAN, Eun-Hee CHOI
  • 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
  • Patent number: 9507076
    Abstract: A backlight unit and a display device having the same are discussed. According to an embodiment, the backlight unit includes a light source configured to generate light; and a light guide plate configured to distribute the light received from the light source, the light guide plate including: at least one body, each of the at least one body divided into a plurality of blocks, and a plurality of reflective patterns formed on a bottom surface of the body, wherein the plurality of reflective patterns are selectively provided at some of the plurality of blocks.
    Type: Grant
    Filed: May 1, 2012
    Date of Patent: November 29, 2016
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Jae-Jung Han, Dae-Yong Kim
  • Patent number: 9431633
    Abstract: Disclosed is an organic light emitting diode display device having improved light extraction efficiency and display quality. The organic light emitting diode display device includes a plurality of sub-pixels including organic light emitting cells arranged in an inner side of a substrate, a groove formed between neighboring sub-pixels, and a light extraction pattern formed over an outer surface of the substrate.
    Type: Grant
    Filed: December 24, 2014
    Date of Patent: August 30, 2016
    Assignee: LG Display Co., Ltd.
    Inventors: Jae-Hyun Park, Jae-Jung Han, Sun-Man Kim, Eun-Hee Choi
  • 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
  • Patent number: 9190004
    Abstract: An LCD device is disclosed which includes: at least one sensor module configured to sense an amount of external light; a liquid crystal display panel configured to display images; at least one light source module disposed under the liquid crystal display panel and configured to emit light; and at least one light guide plate configured to convert light from the at least one light source module into two-dimensional light and apply two-dimensional light to the liquid crystal display panel. The at least one light source module includes infrared LEDs and visible LEDs which are selectively driven according to a sensed light quantity sensed by the at least one sensor module and allow infrared light and visible light to be selectively emitted.
    Type: Grant
    Filed: December 27, 2012
    Date of Patent: November 17, 2015
    Assignee: LG Display Co., Ltd.
    Inventors: Jae Jung Han, Se Min Lee, Joo Young Yeon
  • Publication number: 20150188092
    Abstract: Disclosed is an organic light emitting diode display device having improved light extraction efficiency and display quality. The organic light emitting diode display device includes a plurality of sub-pixels including organic light emitting cells arranged in an inner side of a substrate, a groove formed between neighboring sub-pixels, and a light extraction pattern formed over an outer surface of the substrate.
    Type: Application
    Filed: December 24, 2014
    Publication date: July 2, 2015
    Inventors: Jae-Hyun PARK, Jae-Jung HAN, Sun-Man KIM, Eun-Hee CHOI
  • Patent number: 8773614
    Abstract: A two-way liquid crystal display device includes first and second liquid crystal panels; a backlight unit disposed between the first and second liquid crystal panels and including an LED assembly and a light guide plate, wherein the LED assembly is disposed at a side surface of the light guide plate and the light guide plate includes predetermined patterns at first and second surfaces thereof facing the first and second liquid crystal panels, respectively; and a support main including a first part guiding the first liquid crystal panel and a second part guiding the second liquid crystal panel and the back light unit, wherein light emitted from the LED assembly is guided by the light guide plate and is provided to the first and second liquid crystal panels.
    Type: Grant
    Filed: December 29, 2011
    Date of Patent: July 8, 2014
    Assignee: LG Display Co., Ltd.
    Inventors: Jae-Jung Han, Min-So Jo, Dae-Il Kang
  • 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
  • Publication number: 20140022156
    Abstract: An LCD device is disclosed which includes: at least one sensor module configured to sense an amount of external light; a liquid crystal display panel configured to display images; at least one light source module disposed under the liquid crystal display panel and configured to emit light; and at least one light guide plate configured to convert light from the at least one light source module into two-dimensional light and apply two-dimensional light to the liquid crystal display panel. The at least one light source module includes infrared LEDs and visible LEDs which are selectively driven according to a sensed light quantity sensed by the at least one sensor module and allow infrared light and visible light to be selectively emitted.
    Type: Application
    Filed: December 27, 2012
    Publication date: January 23, 2014
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Jae Jung HAN, Se Min LEE, Joo Young YEON
  • Publication number: 20130162932
    Abstract: A backlight unit and a display device having the same are discussed. According to an embodiment, the backlight unit includes a light source configured to generate light; and a light guide plate configured to distribute the light received from the light source, the light guide plate including: at least one body, each of the at least one body divided into a plurality of blocks, and a plurality of reflective patterns formed on a bottom surface of the body, wherein the plurality of reflective patterns are selectively provided at some of the plurality of blocks.
    Type: Application
    Filed: May 1, 2012
    Publication date: June 27, 2013
    Inventors: Jae-Jung Han, Dae-Yong Kim
  • Patent number: 8436876
    Abstract: Provided are a backlight unit and a display device having the same. The backlight unit includes a case having an opening, at least one lamp assembly disposed on a side surface of the case and including a light source, an optical transreflective unit on the case, the optical transreflective unit transmitting a portion of first light passing through the opening and reflecting a portion of second light generated from the light source, and an optical sheet including a first diffusion unit on the optical transreflective unit.
    Type: Grant
    Filed: October 18, 2012
    Date of Patent: May 7, 2013
    Assignee: LG Display Co., Ltd.
    Inventors: Ho Young Jeong, Deuk Su Lee, Jun Hyeok Yu, Jae Jung Han, Mi Young Do, Tae Han Kim
  • Patent number: 8305515
    Abstract: Provided are a backlight unit and a display device having the same. The backlight unit includes a case having an opening, at least one lamp assembly disposed on a side surface of the case and including a light source, an optical transreflective unit on the case, the optical transreflective unit transmitting a portion of first light passing through the opening and reflecting a portion of second light generated from the light source, and an optical sheet including a first diffusion unit on the optical transreflective unit.
    Type: Grant
    Filed: December 26, 2007
    Date of Patent: November 6, 2012
    Assignee: LG Display Co., Ltd.
    Inventors: Ho Young Jeong, Deuk Su Lee, Jun Hyeok Yu, Jae Jung Han, Mi Young Do, Tae Han Kim
  • Publication number: 20120169967
    Abstract: A two-way liquid crystal display device includes first and second liquid crystal panels; a backlight unit disposed between the first and second liquid crystal panels and including an LED assembly and a light guide plate, wherein the LED assembly is disposed at a side surface of the light guide plate and the light guide plate includes predetermined patterns at first and second surfaces thereof facing the first and second liquid crystal panels, respectively; and a support main including a first part guiding the first liquid crystal panel and a second part guiding the second liquid crystal panel and the back light unit, wherein light emitted from the LED assembly is guided by the light guide plate and is provided to the first and second liquid crystal panels.
    Type: Application
    Filed: December 29, 2011
    Publication date: July 5, 2012
    Inventors: Jae-Jung HAN, Min-So Jo, Dae-II Kang
  • Patent number: 8045093
    Abstract: A backlight unit for slimmed structure and exhibiting uniform brightness through the improvement of its luminance efficiency and the quality in appearance of which is improved by the removal of bright lines, and a liquid crystal display device having the same are disclosed. The backlight unit includes a plurality of light emitting lamps disposed above a cover bottom such that the light emitting lamps are arranged at regular intervals, a diffusion plate disposed above the light emitting lamps, the diffusion plate including a substrate, a light control part formed on the bottom surface of the substrate corresponding to the light emitting lamps, and lens parts mounted on the top surface of the substrate, and an optical film disposed above the diffusion plate.
    Type: Grant
    Filed: February 29, 2008
    Date of Patent: October 25, 2011
    Assignee: LG Display Co., Ltd.
    Inventors: Se Chang Won, Duck Su Kim, Min Joo Kim, Eun Ju Kim, Hyeuk Chan Kwon, Jae Jung Han, Dong Seok Lee