Patents by Inventor Baek-Hee Lee

Baek-Hee 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: 10551670
    Abstract: A liquid crystal display according to an exemplary embodiment of the inventive concept includes a display panel and a color conversion panel disposed on the display panel, in which the color conversion panel includes a color conversion media layer and a scattering layer including a scatterer and at least one of a pigment and a dye adsorbed on the scatterer.
    Type: Grant
    Filed: December 21, 2015
    Date of Patent: February 4, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kwang Keun Lee, Young Min Kim, Hae II Park, Seon-Tae Yoon, Baek Hee Lee, Jun Han Lee
  • Publication number: 20190377120
    Abstract: An optical member including a light guide plate, a low refractive layer disposed on the light guide plate and having a refractive index less than that of the light guide plate, a low refractive underlying layer disposed between the low refractive layer and the light guide plate and having a thickness less than that of the low refractive layer, and a wavelength conversion layer disposed on the low refractive layer.
    Type: Application
    Filed: October 22, 2018
    Publication date: December 12, 2019
    Inventors: Sun Young Hong, Dong Hee Lee, Baek Hee Lee
  • Patent number: 10471850
    Abstract: A system and a method are provided for controlling a rotating type seat of a self-driving vehicle. In particular, seat position and bolster volume are adjusted based on a pressure rate in response to a vehicle turning when seat of the self-driving vehicle is rotationally adjusted in a desired direction. Accordingly, body displacement due to a centrifugal force and inertia is supported and a stable seating feeling is provided to the passenger.
    Type: Grant
    Filed: November 24, 2017
    Date of Patent: November 12, 2019
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Baek Hee Lee, Min Hyuk Kwak, Jin Hee Lee
  • Patent number: 10449883
    Abstract: The present disclosure relates to an apparatus and a method for evaluating a seat by using body pressure distribution. The apparatus includes: a body grid generator to generate body grids corresponding to body pressure data, which is measured while a driver is seated on a seat of a vehicle, based on the body pressure data and body information of the driver; a pressure analyzer to divide the body grids to a plurality of body grid areas based on body areas of the body pressure data and analyze the body pressure data included in the body grid areas; and a pressure evaluator to evaluate a body pressure for the seat based on the analyzed body pressure data of the body grid areas, and evaluate a hugging feeling of the driver for the seat based on the evaluated body pressure.
    Type: Grant
    Filed: May 22, 2017
    Date of Patent: October 22, 2019
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Baek Hee Lee, Yeong Sik Kim, Min Hyuk Kwak
  • Patent number: 10373978
    Abstract: A light emitting display device according to an exemplary embodiment of the present disclosure includes: a first substrate; an insulating layer disposed on the first substrate and having an inclined portion; a first electrode disposed on the insulating layer; a light-emitting layer disposed on the first electrode; a second electrode disposed on the light-emitting layer; and a plurality of color conversion layers disposed on the second electrode. The first electrode includes an inclined portion that is inclined along the inclined portion of the insulating layer based on a surface parallel to the first substrate, and the light-emitting layer includes semiconductor nano-particles.
    Type: Grant
    Filed: September 27, 2017
    Date of Patent: August 6, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Baek Hee Lee, Keun Chan Oh, Jae Jin Lyu, Hyeok Jin Lee
  • Patent number: 10329409
    Abstract: A photosensitive resin composition according to an example embodiment of the present disclosure includes a quantum dot, a photopolymerizable compound, a photopolymerization initiator, an alkali-soluble resin, and a solvent, wherein the alkali-soluble resin includes at least one of a monomer represented by Formula 1 and a monomer represented by Formula 2:
    Type: Grant
    Filed: January 5, 2017
    Date of Patent: June 25, 2019
    Assignees: Samsung Display Co., Ltd., Dongwoo Fine-Chem Co., Ltd.
    Inventors: Baek Hee Lee, Min Ki Nam, Young Min Kim, Kyoung Won Park, Hae Il Park, Ju Ho Kim, Hyoun Woo Kim, Hun Sik Kim, Jong Soo Lee, Hyun Jung Wang
  • Patent number: 10302838
    Abstract: A liquid crystal display according to an exemplary embodiment of the present invention includes a display panel and a light assembly configured to provide light to the display panel, wherein the light assembly includes: a light-emitting device configured to emit first light; a light guide positioned to receive the first light; and a quantum dot sheet positioned on the light guide and positioned to receive the first light from the light guide, the quantum dot sheet configured to emit second light responsive to the received first light. The quantum dot sheet includes a nanophosphor and an antioxidant, and the antioxidant includes at least one compound selected from a group including a phenol-based compound, a phosphorus-based compound, and a sulfur-based compound.
    Type: Grant
    Filed: November 11, 2016
    Date of Patent: May 28, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Baek Hee Lee, Young Min Kim, Min Ki Nam, Kyoung Won Park, Hae Il Park
  • Patent number: 10302987
    Abstract: A display device may include a first polarizer, a second polarizer, a liquid crystal layer, a light unit, a color filter layer, and a particle set. The second polarizer may overlap the first polarizer. The liquid crystal layer may be positioned between the first polarizer and the second polarizer. The light unit may overlap the liquid crystal layer and may provide first light. The first polarizer may be positioned between the light unit and the liquid crystal layer. The color filter layer may overlap the liquid crystal layer. The second polarizer may be positioned between the color filter layer and the liquid crystal layer. The particle set may include a plurality of particles, may overlap the liquid crystal layer, and may scatter the first light. The second polarizer may be positioned between the particle set and the liquid crystal layer.
    Type: Grant
    Filed: May 12, 2017
    Date of Patent: May 28, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Baek Hee Lee, Yong Seok Kim, Min Ki Nam, Hae Il Park
  • Patent number: 10268066
    Abstract: Provided is a photosensitive resin composition including: a nanophosphor, a photopolymerization initiator, a photopolymerization compound, an antioxidant, and a solvent, in which the antioxidant includes one kind or more selected from phenol-based, phosphorus-based, and sulfur-based compounds.
    Type: Grant
    Filed: January 8, 2016
    Date of Patent: April 23, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Baek Hee Lee, Young Min Kim, Min Ki Nam, Hae Il Park
  • Publication number: 20190084447
    Abstract: A system and a method are provided for controlling a rotating type seat of a self-driving vehicle. In particular, seat position and bolster volume are adjusted based on a pressure rate in response to a vehicle turning when seat of the self-driving vehicle is rotationally adjusted in a desired direction. Accordingly, body displacement due to a centrifugal force and inertia is supported and a stable seating feeling is provided to the passenger.
    Type: Application
    Filed: November 24, 2017
    Publication date: March 21, 2019
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Baek Hee Lee, Min Hyuk Kwak, Jin Hee Lee
  • Patent number: 10197853
    Abstract: A liquid crystal display according to an exemplary embodiment of the present invention includes: a display panel, and a color conversion layer coupled to the display panel and having a color conversion layer, where the color conversion layer includes a block copolymer including a first copolymer and a second copolymer, and quantum rods dispersed within the block copolymer. The block copolymer includes a first block structure unit formed by the first copolymer; and a second block structure unit formed by the second copolymer, where the quantum rods is are disposed within either one of the first block structure unit and the second block structure unit.
    Type: Grant
    Filed: January 31, 2018
    Date of Patent: February 5, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Baek Hee Lee, Nam Seok Roh, Seung-Won Park, Hae Il Park
  • Publication number: 20180291268
    Abstract: A method of manufacturing a quantum dot, the method including preparing a CdS/CdSe/CdS quantum dot that includes a CdS-containing first core, a CdSe-containing second core, and a CdS-containing shell; forming a Cu2S/Cu2Se/Cu2S quantum dot by injecting the CdS/CdSe/CdS quantum dot into a solution containing a Cu precursor; and forming a ZnS/ZnSe/ZnS quantum dot by injecting the Cu2S/Cu2Se/Cu2S quantum dot into a solution containing a Zn precursor.
    Type: Application
    Filed: January 3, 2018
    Publication date: October 11, 2018
    Inventors: Min Ki NAM, Kyoung Won PARK, Keun Chan OH, Jae Jin LYU, Baek Hee LEE, Hyeok Jin LEE, Jaikyeong KIM, Heesuk KIM, Wan Ki BAE, Doh Chang LEE
  • Publication number: 20180231843
    Abstract: A quantum dot, a color conversion panel, and a display device, the quantum dot including a core; and a shell layer positioned outside of the core, wherein at least one of the core and the shell layer is doped with aluminum, silicon, titanium, magnesium, or zinc, and the core includes a Group III-V compound.
    Type: Application
    Filed: November 8, 2017
    Publication date: August 16, 2018
    Inventors: Kyoung Won PARK, Baek Hee LEE, Min Ki NAM, Hyeok Jin LEE, Keun Chan OH, Jae Jin LYU, Baek Kyun JEON, Sungjun KOH, Doh Chang LEE
  • Publication number: 20180211979
    Abstract: A light emitting display device according to an exemplary embodiment of the present disclosure includes: a first substrate; an insulating layer disposed on the first substrate and having an inclined portion; a first electrode disposed on the insulating layer; a light-emitting layer disposed on the first electrode; a second electrode disposed on the light-emitting layer; and a plurality of color conversion layers disposed on the second electrode. The first electrode includes an inclined portion that is inclined along the inclined portion of the insulating layer based on a surface parallel to the first substrate, and the light-emitting layer includes semiconductor nano-particles.
    Type: Application
    Filed: September 27, 2017
    Publication date: July 26, 2018
    Inventors: Baek Hee LEE, Keun Chan OH, Jae Jin LYU, Hyeok Jin LEE
  • Patent number: 10017692
    Abstract: A method for manufacturing a quantum dot includes a method of manufacturing a quantum dot including heating a first mixture including a Group II precursor and a Group III precursor, adding an organic solvent to the first mixture and cooling the resultant under an inert gas atmosphere, adding a Group V precursor solution to the cooled resultant including the first mixture and the organic solvent to prepare a second mixture and heating the second mixture, and adding a mixture of a Group V precursor and a Group VI precursor to the second mixture to prepare a third mixture and allowing third mixture to react.
    Type: Grant
    Filed: March 3, 2016
    Date of Patent: July 10, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Min Ki Nam, Baek Hee Lee, Young Min Kim, Hae Il Park, Dong-Hoon Lee
  • Publication number: 20180154808
    Abstract: The present disclosure relates to an apparatus and a method for evaluating a seat by using body pressure distribution. The apparatus includes: a body grid generator to generate body grids corresponding to body pressure data, which is measured while a driver is seated on a seat of a vehicle, based on the body pressure data and body information of the driver; a pressure analyzer to divide the body grids to a plurality of body grid areas based on body areas of the body pressure data and analyze the body pressure data included in the body grid areas; and a pressure evaluator to evaluate a body pressure for the seat based on the analyzed body pressure data of the body grid areas, and evaluate a hugging feeling of the driver for the seat based on the evaluated body pressure.
    Type: Application
    Filed: May 22, 2017
    Publication date: June 7, 2018
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Baek Hee LEE, Yeong Sik KIM, Min Hyuk KWAK
  • Publication number: 20180149925
    Abstract: A liquid crystal display according to an exemplary embodiment of the present invention includes: a display panel, and a color conversion layer coupled to the display panel and having a color conversion layer, where the color conversion layer includes a block copolymer including a first copolymer and a second copolymer, and quantum rods dispersed within the block copolymer. The block copolymer includes a first block structure unit formed by the first copolymer; and a second block structure unit formed by the second copolymer, where the quantum rods is are disposed within either one of the first block structure unit and the second block structure unit.
    Type: Application
    Filed: January 31, 2018
    Publication date: May 31, 2018
    Inventors: Baek Hee LEE, Nam Seok ROH, Seung-Won PARK, Hae Il PARK
  • Publication number: 20180149970
    Abstract: A photosensitive resin composition according to an exemplary embodiment of the present invention includes: a nanophosphor; a photo-polymerization initiator including an acetophenone-based initiator; and a photo-polymerization compound, wherein the photo-polymerization initiator further includes at least one among a thioxanthone-based initiator, an oxime-based initiator, and a benzophenone-based initiator.
    Type: Application
    Filed: January 25, 2018
    Publication date: May 31, 2018
    Inventors: Baek Hee Lee, Young Min Kim, Min Ki Nam, Hae II Park, Seon-Tae Yoon
  • Publication number: 20180108303
    Abstract: A color conversion panel according to an exemplary embodiment includes: a substrate; and a plurality of color conversion layers and a transmission layer that are disposed on the substrate, the plurality of color conversion layers including nanocrystals, wherein at least one color conversion layer of the plurality of color conversion layers includes a first color conversion layer and a second color conversion layer, the first color conversion layer is disposed between the substrate and the second color conversion layer, and the first and second color conversion layers are configured so that a wavelength of light color-converted in the first color conversion layer is shorter than a wavelength of light color-converted in the second color conversion layer.
    Type: Application
    Filed: August 16, 2017
    Publication date: April 19, 2018
    Inventors: Kyoung Won PARK, Min Ki NAM, Seon-Tae YOON, Baek Hee LEE, Young Min KIM, Hae Il PARK
  • Patent number: 9946005
    Abstract: A liquid crystal display device, includes a display panel; a light guide plate to transfer light to the display panel; and a light source module on a side surface of the light guide plate to supply light to the light guide plate, the light source module including a light source to generate light; and a quantum dot unit between the light source and the light guide plate, the quantum dot unit extending along the side surface of the light guide plate and including a tube member filled with a resin including quantum dots, the tube member including a sealing part.
    Type: Grant
    Filed: March 1, 2017
    Date of Patent: April 17, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Baek Hee Lee, Hae Il Park, Mun Ki Sim, Seon-Tae Yoon