Patents by Inventor Sangwook HAHN

Sangwook HAHN 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: 10312718
    Abstract: A levitation system that allows a mobile terminal to levitate from the bottom using the magnetic levitation principle and to provide a system for levitating a mobile terminal, which enables the mobile terminal to be wirelessly charged in a state in which the mobile terminal levitates, is provided.
    Type: Grant
    Filed: June 10, 2014
    Date of Patent: June 4, 2019
    Assignee: LG ELECTRONICS INC.
    Inventors: Sangwook Hahn, Inseok Yoo, Taehyun Kim, Sukho Hong, Byunghwa Lee
  • Patent number: 10305165
    Abstract: A mobile terminal including a case; a display unit arranged in a front of the case; and a wireless communication unit mounted in the case and configured to provide wireless communication. Further, the case includes a first metallic part; a second metallic part spaced apart a predetermined distance from the first metallic part; a floating metallic part provided between the first metallic part and the second metallic part, the floating metallic part being spaced apart a predetermined distance from the first metallic part and the second metallic part; and a non-metallic part provided between the first metallic part and the floating metallic part and between the floating metallic part and the second metallic part.
    Type: Grant
    Filed: June 16, 2016
    Date of Patent: May 28, 2019
    Assignee: LG ELECTRONICS INC.
    Inventors: Sangwook Hahn, Sukho Hong, Sungho Hong, Jaewook Lee, Timothy Kang
  • Patent number: 9948340
    Abstract: There is disclosed a mobile terminal including a base body wearable on a user's body, a module body detachably coupled to the base body, a rotary unit coupled to a rear surface of the module body or an upper surface of the base body, the rotary unit comprising a rotary hinge portion provided in a center of the rotary unit, and a first coupling portion and a second coupling portion provided in a rear surface of the rotary unit and a front surface of the base body or a front surface of the rotary unit and a rear surface of the module body, respectively, the second coupling portion detachably coupled to the first coupling portion. The module body may be relatively rotated with respect to the base body. Accordingly, the functions of the mobile terminal can be converted and intuitive operation can be performed.
    Type: Grant
    Filed: October 18, 2013
    Date of Patent: April 17, 2018
    Assignee: LG ELECTRONICS INC.
    Inventors: Choonghwan Shin, Sangwook Hahn, Dukjun Kim, Byunghwa Lee
  • Patent number: 9912792
    Abstract: The present invention provides a mobile terminal comprising: a terminal body having a display part on the front side thereof; and a back input part exposed to the back side of the body and having a first button part for receiving a push input of a first function, wherein the first button part comprises: an exposed part having a colored layer and exposed to the outside; a knob part formed on the back side thereof so as to fix the exposed part; and a body part covering the knob part and formed to be integrated with the exposed part.
    Type: Grant
    Filed: February 21, 2014
    Date of Patent: March 6, 2018
    Assignee: LG ELECTRONICS INC.
    Inventors: Sangwook Hahn, Sooyong Song, Sangchul Jeon, Youngjin Hyun, Hyoyeol Lee, Euna Kim, Woohun Lee
  • Publication number: 20170201194
    Abstract: A system for levitating a mobile terminal, according to an exemplary embodiment of the present invention, comprises: a levitation unit mounted on a rear surface of the mobile terminal; and a levitation module configured to generate an electromagnetic force to allow the levitation unit to levitate upward, wherein the levitation unit includes a mounting case attachably detachably coupled to the rear surface of the mobile terminal and a first permanent magnet seated on an inside of the mounting case, wherein the levitation module includes: a housing; a cover that covers the housing; a magnet module disposed in the housing to form an electromagnetic field for levitating the levitation unit; and a PCB that includes a control unit connected to the magnet module to control a current supplied to the magnet module, wherein the magnet module includes a plurality of electromagnets that generate an electromagnetic field for making a repulsive force act on the first permanent magnet, and a second permanent magnet that sur
    Type: Application
    Filed: June 10, 2014
    Publication date: July 13, 2017
    Applicant: LG ELECTRONICS INC.
    Inventors: Sangwook Hahn, Inseok Yoo, Taehyun Kim, Sukho Hong, Byunghwa Lee
  • Publication number: 20170133746
    Abstract: A mobile terminal including a case; a display unit arranged in a front of the case; and a wireless communication unit mounted in the case and configured to provide wireless communication. Further, the case includes a first metallic part; a second metallic part spaced apart a predetermined distance from the first metallic part; a floating metallic part provided between the first metallic part and the second metallic part, the floating metallic part being spaced apart a predetermined distance from the first metallic part and the second metallic part; and a non-metallic part provided between the first metallic part and the floating metallic part and between the floating metallic part and the second metallic part.
    Type: Application
    Filed: June 16, 2016
    Publication date: May 11, 2017
    Applicant: LG ELECTRONICS INC.
    Inventors: Sangwook HAHN, Sukho HONG, Sungho HONG, Jaewook LEE, Timothy KANG
  • Publication number: 20160165027
    Abstract: The present invention provides a mobile terminal comprising: a terminal body having a display part on the front side thereof; and a back input part exposed to the back side of the body and having a first button part for receiving a push input of a first function, wherein the first button part comprises: an exposed part having a colored layer and exposed to the outside; a knob part formed on the back side thereof so as to fix the exposed part; and a body part covering the knob part and formed to be integrated with the exposed part.
    Type: Application
    Filed: February 21, 2014
    Publication date: June 9, 2016
    Applicant: LG ELECTRONICS INC.
    Inventors: Sangwook HAHN, Sooyong SONG, Sangchul JEON, Youngjin HYUN, Hyoyeol LEE, Euna KIM, Woohun LEE
  • Publication number: 20150365119
    Abstract: There is disclosed a mobile terminal including a base body wearable on a user s body, a module body detachably coupled to the base body, a rotary unit coupled to a rear surface of the module body or an upper surface of the base body, the rotary unit comprising a rotary hinge portion provided in a center of the rotary unit, and a first coupling portion and a second coupling portion provided in a rear surface of the rotary unit and a front surface of the base body or a front surface of the rotary unit and a rear surface of the module body, respectively, the second coupling portion detachably coupled to the first coupling portion. The module body may be relatively rotated with respect to the base body. Accordingly, the functions of the mobile terminal can be converted and intuitive operation can be performed.
    Type: Application
    Filed: October 18, 2013
    Publication date: December 17, 2015
    Inventors: Choonghwan SHIN, Sangwook HAHN, Dukjun KIM, Byunghwa LEE