Patents by Inventor Jin-hyun Cho

Jin-hyun Cho 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: 9370128
    Abstract: A display apparatus and a method of spreading heat in the display apparatus are provided. The display apparatus includes: a display panel which display an image on a front surface thereof; an intermediate panel disposed on a rear surface, opposite the front surface, of the display panel; and a heat spreader disposed on the rear surface of the intermediate panel and which spreads heat, the heat spreader extending in a longitudinal direction from a first position of the rear surface of the intermediate panel in which the heat is present to a second position of the rear surface of the intermediate panel.
    Type: Grant
    Filed: November 29, 2012
    Date of Patent: June 14, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jung Kyun Kim, Sung Ki Kim, Sru Kim, Jin Hyun Cho
  • Publication number: 20160139440
    Abstract: A display apparatus in which a photocatalyst thin film is formed is provided. The display apparatus includes a housing forming an exterior of the display apparatus, a display panel coupled to the housing, and a photocatalyst thin film which is formed on a surface of one of the housing and the display panel.
    Type: Application
    Filed: November 12, 2015
    Publication date: May 19, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seong Hwan SHIN, Ji Na WON, Hyong Jun YOO, Gun Hyo LEE, Seo Joon LEE, Min Chul JUNG, Jin Hyun CHO
  • Publication number: 20160048047
    Abstract: Disclosed herein is an outdoor display device capable of improving image visibility. The outdoor display device includes a housing unit having an opening in a front surface thereof, a glass unit prepared or positioned in the opening of the housing unit, and a display unit prepared or positioned in the housing unit, and including a liquid crystal display panel disposed in a rear of the glass unit to display an image, and the glass unit includes a transparent member, a polarizing film on a rear of the transparent member, and a ?/4 film on at least any one of the polarizing film and the liquid crystal display panel.
    Type: Application
    Filed: August 14, 2015
    Publication date: February 18, 2016
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jin Soo PYO, Jung Kyun KIM, Jin Hyun CHO
  • Publication number: 20160037684
    Abstract: A set-top box with a heat dissipation device is provided to improve heat dissipation efficiency. The set-top box includes a main body configured to form an exterior, a circuit board provided inside the main body, and a heat dissipation device provided to cool heat generated from the circuit board. The heat dissipation device includes a heat pipe provided to be in contact with at least one surface of the circuit board.
    Type: Application
    Filed: July 30, 2015
    Publication date: February 4, 2016
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jung Kyun KIM, Jin Hyun CHO
  • Patent number: 9154774
    Abstract: A stereoscopic imaging system to prevent deterioration in brightness and optical characteristics due to deviation of an optical axis upon formation of a stereoscopic image is provided. The stereoscopic imaging system includes a stereoscopic image display device to output linearly polarized light, a phase difference plate provided at a front surface of the stereoscopic image display device and which converts the linearly polarized light output from the stereoscopic image display device into circularly polarized light, and liquid crystal shutter glasses having a phase difference plate attached to a front surface thereof and which restores the circularly polarized light having passed through the phase difference plate into the linearly polarized light. Upon formation of a stereoscopic image, the liquid crystal shutter glasses may restore light output from the stereoscopic image display device without loss.
    Type: Grant
    Filed: August 16, 2011
    Date of Patent: October 6, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin Hyun Cho, Yong Dok Cha
  • Publication number: 20150261037
    Abstract: An outdoor display apparatus includes a housing having an opening, an inlet port and an outlet port, a transparent member disposed in tile opening, a liquid crystal display panel module disposed in the housing so that the liquid crystal display panel module is spaced from the transparent member to define a gap therebetween, the liquid crystal display panel module being provided at a front thereof with a liquid crystal display panel, a circuit disposed at a rear of the liquid crystal display panel module, an optical film disposed inside the transparent member at a position corresponding to the liquid crystal display panel, and an air circulation device to distribute air introduced through the inlet port so that the distributed air passes through the gap between the transparent member and the liquid crystal display panel and through the circuit and is discharged through the outlet port.
    Type: Application
    Filed: June 1, 2015
    Publication date: September 17, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Jin Hyun CHO
  • Patent number: 9075262
    Abstract: An outdoor display apparatus includes a housing having an opening, an inlet port and an outlet port, a transparent member disposed in the opening, a liquid crystal display panel module disposed in the housing so that the liquid crystal display panel module is spaced from the transparent member to define a gap therebetween, the liquid crystal display panel module being provided at a front thereof with a liquid crystal display panel, a circuit disposed at a rear of the liquid crystal display panel module, an optical film disposed inside the transparent member at a position corresponding to the liquid crystal display panel, and an air circulation device to distribute air introduced through the inlet port so that the distributed air passes through the gap between the transparent member and the liquid crystal display panel and through the circuit and is discharged through the outlet port.
    Type: Grant
    Filed: January 30, 2012
    Date of Patent: July 7, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Jin Hyun Cho
  • Publication number: 20150123518
    Abstract: A plastic member, on which a metal layer is formed on a surface of a plastic object, a method of manufacturing the same, and an electronic product including the same are provided. The method of manufacturing a multilayer thin film includes modifying a surface of a plastic object using a plasma treatment, depositing a reflective metal layer on the surface of the plastic object, and depositing a transparent ceramic layer on the reflective metal layer.
    Type: Application
    Filed: October 31, 2014
    Publication date: May 7, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seo Joon LEE, Jin Sub KIM, Hyong Jun YOO, Min Chul JUNG, Jin Hyun CHO
  • Publication number: 20150125640
    Abstract: A manufacturing method that forms a multilayer thin film on the inner surface of a housing forming a transparent appearance of an electronic product to provide a deep metal texture and an electronic product having a metal texture provided at the inner surface of the housing. The multilayer thin film manufacturing method includes reforming an inner surface of a housing having an outer surface and the inner surface through plasma processing, depositing at least one hardness reinforcement layer on the inner surface, and depositing a color layer on the hardness reinforcement layer.
    Type: Application
    Filed: October 31, 2014
    Publication date: May 7, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seo Joon LEE, Jin Sub KIM, Hyong Jun YOO, Min Chul JUNG, Jin Hyun CHO
  • Patent number: 8976313
    Abstract: Provided is an outdoor display apparatus having an improved configuration to effectively prevent deterioration of a panel included therein. The outdoor display apparatus includes: a casing body having an air inlet and an air outlet; first and second display panel modules in the casing body to display images on front and rear surfaces of the casing body, respectively; transparent members fitted respectively to the front surface and the rear surface of the casing body to protect the first and second display panel modules; an air suction unit to suction the air into the casing body through the inlet and to discharge the air through the outlet; and an air distribution unit to distribute the air discharged from the air suction unit to at least one of the first display panel module and the second display panel module.
    Type: Grant
    Filed: April 9, 2012
    Date of Patent: March 10, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sru Kim, Jin Hyun Cho
  • Patent number: 8952396
    Abstract: A light emitting diode (LED) module having a structure capable of effectively dissipating heat generated from an LED chip thereof, and a backlight unit including the same are disclosed. The LED module includes a base made of a metal material, an insulating layer provided on the base, a circuit layer provided on the insulating layer, an LED package provided on the circuit layer, and a bonding layer extending through the insulating layer and the circuit layer, to connect the LED package to the base.
    Type: Grant
    Filed: May 18, 2012
    Date of Patent: February 10, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jee Hoon Sung, Jin Hyun Cho, Jung Kyun Kim
  • Patent number: 8939747
    Abstract: An injection mold includes a first mold part provided with a first mold surface and a second mold part provided with a second mold surface to form a cavity together with the first mold surface. Cooling channels along which a cooling fluid flows are provided in at least one of the first mold part and the second mold part, and a heat generating layer which receives power and then generates heat is disposed on the inner surfaces of the cooling channels and serves as a heater.
    Type: Grant
    Filed: December 8, 2011
    Date of Patent: January 27, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jin Hyun Cho, Jin Sub Kim, Jong Won Lee
  • Publication number: 20140355184
    Abstract: Disclosed herein is a method of forming a multilayer thin film by depositing target particles, detached from a target by plasma discharge of inert gas, on a metal object using a multilayer thin film deposition apparatus and a multilayer thin film formed by the method. More specifically, a sputtering deposition apparatus is used as the multilayer thin film deposition apparatus. The method includes coating a metal object with a coating layer, depositing at least one hardness-enhancing layer on the coating layer, and depositing a color layer on the at least one hardness-enhancing layer.
    Type: Application
    Filed: May 30, 2014
    Publication date: December 4, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin Sub KIM, Hyong Jun YOO, Min Chul JUNG, Hyun Jun JUNG, Jin Hyun CHO
  • Publication number: 20140355183
    Abstract: A method of manufacturing a multi-layer thin film is provided. The method includes modifying a surface of a plastic object by plasma treatment, depositing at least one hardness-enhancing layer on the plastic object, and depositing a color layer on the hardness-enhancing layer. The method may further include depositing a protective layer on the color layer.
    Type: Application
    Filed: May 27, 2014
    Publication date: December 4, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin Hyun CHO, Jin Sub KIM, Hyong Jun YOO, Seo Joon LEE, Min Chul JUNG
  • Patent number: 8866996
    Abstract: A liquid crystal display including: a liquid crystal display panel including a thin film transistor substrate and a liquid crystal layer disposed on the thin film transistor substrate; a heat generation unit that is configured to heat the liquid crystal layer; a resistance sensing unit that senses a change in a magnitude of resistance of the heat generation unit; a heat generation unit power controller that decreases a magnitude of power applied to the heat generation unit when the magnitude of resistance of the heat generation unit is equal to or greater than a reference magnitude of resistance; and a power supply unit that supplies power of a designated magnitude to the heat generation unit power controller.
    Type: Grant
    Filed: December 15, 2011
    Date of Patent: October 21, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jin Hyun Cho, Young Jai Bai
  • Patent number: 8842253
    Abstract: A liquid crystal display device includes a liquid crystal panel, a protection panel arranged a predetermined distant from the liquid crystal panel, and a flow control device to impart turbulence to an air flow in a channel, which is defined between the liquid crystal panel and the protection panel.
    Type: Grant
    Filed: February 28, 2013
    Date of Patent: September 23, 2014
    Assignee: SAMSUNG Electronics Co., Ltd.
    Inventors: Jin Sub Kim, Jin Hyun Cho, Sung Ki Kim, Joon Kang
  • Patent number: 8840394
    Abstract: An injection molding apparatus is provided. The injection molding apparatus includes a mold, a plate heater mounted to the mold to heat the mold, and a cooling passage provided above or below the plate heater.
    Type: Grant
    Filed: May 18, 2012
    Date of Patent: September 23, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jin Soo Pyo, Jong Won Lee, Jin Hyun Cho, Jin Sub Kim
  • Patent number: 8804063
    Abstract: An image display device includes a rear cover to receive a display panel. The rear cover is provided with a deformation alleviating portion that deforms due to expansion of a surrounding portion caused by thermal stress. The deformation alleviating portion reinforces the rear cover and prevents thermal deformation of the rear cover, enabling realization of a slim image display device.
    Type: Grant
    Filed: May 13, 2011
    Date of Patent: August 12, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jin Hyun Cho, Hyun Jun Jung, Sru Kim
  • Publication number: 20140036448
    Abstract: A display apparatus and a method of spreading heat in the display apparatus are provided. The display apparatus includes: a display panel which display an image on a front surface thereof; an intermediate panel disposed on a rear surface, opposite the front surface, of the display panel; and a heat spreader disposed on the rear surface of the intermediate panel and which spreads heat, the heat spreader extending in a longitudinal direction from a first position of the rear surface of the intermediate panel in which the heat is present to a second position of the rear surface of the intermediate panel.
    Type: Application
    Filed: November 29, 2012
    Publication date: February 6, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jung Kyun KIM, Sung Ki KIM, Sru KIM, Jin Hyun CHO
  • Patent number: RE45117
    Abstract: A panel type display device for minimizing temperature increase in the interior of a case and a display panel. The display device includes a case, a display panel mounted in an interior of the case, at least one circuit board for controlling the display panel, a first cooling fluid path for cooling the display panel, and a second cooling fluid path for cooling the circuit board. In the display device, the first and second cooling fluid paths are separated from each other.
    Type: Grant
    Filed: February 23, 2012
    Date of Patent: September 9, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Joon Kang, Jin Hyun Cho, Jeong Su Lim