Patents by Inventor Sunglyong Cha

Sunglyong Cha 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: 11431832
    Abstract: In order to minimize an increase in a bezel of a mobile terminal, provided is a mobile terminal comprising: a display panel; a window coupled to the front surface of the display panel so as to cover the front surface of the display panel; and a seating frame in which the display panel is mounted, wherein the seating frame comprises: a panel seating portion in which at least one region of the display panel is seated; a window seating portion which receives an edge region of the rear surface of the window and forms a large separation space from the rear surface of the window inward; and a sidewall portion forming a sidewall connecting the window seating portion and the panel seating portion, wherein the sidewall portion is recessed outward in a region corresponding to a side portion of the display panel.
    Type: Grant
    Filed: May 3, 2018
    Date of Patent: August 30, 2022
    Assignee: LG ELECTRONICS INC.
    Inventors: Youngdo Cha, Sunglyong Cha, Sarah Kim, Minbok Lee, Dongwon Han
  • Patent number: 11375053
    Abstract: A mobile terminal including a first frame; a second frame including a third rear portion coupled to a rear face of the first frame and being movable in a first direction, and including a roller disposed at an end in the first direction of the third rear portion; a third frame coupled to a rear face of the third rear portion and being movable in the first direction; a flexible display panel surrounding the roller and having one end on a front face of the first frame and another end disposed on the third frame; a driving unit configured to drive the second frame from the first frame in the first direction or in a second direction reverse to the first direction; and a spring member connecting the second frame to the third rear portion of the second frame and configured to provide a constant force in the second direction to the third frame.
    Type: Grant
    Filed: January 8, 2021
    Date of Patent: June 28, 2022
    Assignee: LG ELECTRONICS INC.
    Inventors: Insu Song, Sunglyong Cha, Jaewook Kim, Minsoo Kim, Mangyu Sang
  • Patent number: 11343364
    Abstract: A mobile terminal comprises a display unit that may be subjected to bending deformation in a first direction, and a rolling plate attached to a rear surface of the display unit, enabling bending deformation to correspond to bending deformation of the display unit, wherein the rolling plate includes a plurality of support bars extended in a second direction vertical to the first direction and arranged in parallel in the first direction, and an expanded side portion arranged at an end portion of the plurality of support bars, and the expanded side portion includes a guide bump engaged with its adjacent expanded side portion. Since the rolling plate supporting the display unit is not twisted by rotation, the display unit may maintain a flat state.
    Type: Grant
    Filed: October 6, 2020
    Date of Patent: May 24, 2022
    Assignee: LG ELECTRONICS INC.
    Inventors: Sunglyong Cha, Dongjun Choi, Giljae Lee, Minchul Shin
  • Patent number: 11281259
    Abstract: The present invention relates to a mobile terminal comprising: a front case having a display mounted on the front part thereof; a rear case coupled to one side of the front case and coupled to the rear part of same; a main circuit board provided between the front case and the rear case; and a fluid movement port having a groove, of a predetermined depth, formed to be adjacent to the edge of the front part of the front case and extend in one direction, wherein the fluid movement port can guide the movement of fluid which enters through gaps between the display and the front case.
    Type: Grant
    Filed: May 11, 2018
    Date of Patent: March 22, 2022
    Assignee: LG ELECTRONICS INC.
    Inventors: Youngdo Cha, Minbok Lee, Jinwoo Park, Sunglyong Cha
  • Patent number: 11206322
    Abstract: A mobile terminal comprising a first frame, a second frame coupled to the first frame and extendable with respect to the first frame in a first direction, wherein the second frame comprises a third rear portion and a first roller disposed on the third rear portion at a first end of the second frame in the first direction; a flexible display unit comprising a first end and being rolled around the first roller; a driving unit coupled to the first frame and moves the second frame in the first direction or in a second direction opposite to the first direction; and a connection band for curving around a first end of the third rear portion in the second direction, wherein the connection band has a first end connected to the driving unit and a second end coupled to a second end of the flexible display unit.
    Type: Grant
    Filed: September 16, 2020
    Date of Patent: December 21, 2021
    Assignee: LG ELECTRONICS INC.
    Inventors: Sunglyong Cha, Insu Song, Junghyun Jo
  • Publication number: 20210385315
    Abstract: A mobile terminal comprises a display unit that may be subjected to bending deformation in a first direction, and a rolling plate attached to a rear surface of the display unit, enabling bending deformation to correspond to bending deformation of the display unit, wherein the rolling plate includes a plurality of support bars extended in a second direction vertical to the first direction and arranged in parallel in the first direction, and an expanded side portion arranged at an end portion of the plurality of support bars, and the expanded side portion includes a guide bump engaged with its adjacent expanded side portion. Since the rolling plate supporting the display unit is not twisted by rotation, the display unit may maintain a flat state.
    Type: Application
    Filed: October 6, 2020
    Publication date: December 9, 2021
    Applicant: LG ELECTRONICS INC.
    Inventors: Sunglyong CHA, Dongjun CHOI, Giljae LEE, Minchul SHIN
  • Publication number: 20210243290
    Abstract: In order to minimize an increase in a bezel of a mobile terminal, provided is a mobile terminal comprising: a display panel; a window coupled to the front surface of the display panel so as to cover the front surface of the display panel; and a seating frame in which the display panel is mounted, wherein the seating frame comprises: a panel seating portion in which at least one region of the display panel is seated; a window seating portion which receives an edge region of the rear surface of the window and forms a large separation space from the rear surface of the window inward; and a sidewall portion forming a sidewall connecting the window seating portion and the panel seating portion, wherein the sidewall portion is recessed outward in a region corresponding to a side portion of the display panel.
    Type: Application
    Filed: May 3, 2018
    Publication date: August 5, 2021
    Applicant: LG ELECTRONICS INC.
    Inventors: Youngdo CHA, Sunglyong CHA, Sarah KIM, Minbok LEE, Dongwon HAN
  • Publication number: 20210218835
    Abstract: A mobile terminal including a first frame; a second frame including a third rear portion coupled to a rear face of the first frame and being movable in a first direction, and including a roller disposed at an end in the first direction of the third rear portion; a third frame coupled to a rear face of the third rear portion and being movable in the first direction; a flexible display panel surrounding the roller and having one end on a front face of the first frame and another end disposed on the third frame; a driving unit configured to drive the second frame from the first frame in the first direction or in a second direction reverse to the first direction; and a spring member connecting the second frame to the third rear portion of the second frame and configured to provide a constant force in the second direction to the third frame.
    Type: Application
    Filed: January 8, 2021
    Publication date: July 15, 2021
    Applicant: LG ELECTRONICS INC.
    Inventors: Insu SONG, Sunglyong CHA, Jaewook KIM, Minsoo KIM, Mangyu SANG
  • Publication number: 20210099557
    Abstract: A mobile terminal comprising a first frame, a second frame coupled to the first frame and extendable with respect to the first frame in a first direction, wherein the second frame comprises a third rear portion and a first roller disposed on the third rear portion at a first end of the second frame in the first direction; a flexible display unit comprising a first end and being rolled around the first roller; a driving unit coupled to the first frame and moves the second frame in the first direction or in a second direction opposite to the first direction; and a connection band for curving around a first end of the third rear portion in the second direction, wherein the connection band has a first end connected to the driving unit and a second end coupled to a second end of the flexible display unit.
    Type: Application
    Filed: September 16, 2020
    Publication date: April 1, 2021
    Applicant: LG ELECTRONICS INC.
    Inventors: Sunglyong Cha, Insu Song, Junghyun Jo
  • Patent number: 10938970
    Abstract: A mobile terminal includes a first frame having a first side-face, a second frame moveable in a first direction or a second direction opposite to the first direction from the first frame, and having a second side-face facing the first side-face, and a slide bar positioned between the first side-face and the second side-face, and extending in the first direction, wherein the second frame moves in the first direction to convert a state of the mobile terminal from a first state in which the first frame and the second frame are overlapped with each other to a second state, and wherein the second frame moves in the second direction to convert the state from the second state to the first state. The mobile terminal reduces friction between the first and second frames through a simple slide structure, so that the state conversion between the first and second states is easy.
    Type: Grant
    Filed: April 8, 2020
    Date of Patent: March 2, 2021
    Assignee: LG ELECTRONICS INC.
    Inventors: Jaewook Lee, Insu Song, Timothy Kang, Minsoo Kim, Sunglyong Cha
  • Publication number: 20210034114
    Abstract: The present invention relates to a mobile terminal comprising: a front case having a display mounted on the front part thereof; a rear case coupled to one side of the front case and coupled to the rear part of same; a main circuit board provided between the front case and the rear case; and a fluid movement port having a groove, of a predetermined depth, formed to be adjacent to the edge of the front part of the front case and extend in one direction, wherein the fluid movement port can guide the movement of fluid which enters through gaps between the display and the front case.
    Type: Application
    Filed: May 11, 2018
    Publication date: February 4, 2021
    Applicant: LG ELECTRONICS INC.
    Inventors: Youngdo CHA, Minbok LEE, Jinwoo PARK, Sunglyong CHA
  • Patent number: 10868897
    Abstract: Disclosed is a mobile terminal comprising a first frame comprising a plurality of first support portions extended in a horizontal direction, and vertically spaced a preset distance apart from another one of the plurality of first support portions; a second frame comprising a plurality of second support portions provided between respectively corresponding first support portions and configured to slidingly move relative to the first frame in the horizontal direction, causing a change from a first state to a second state in which the mobile terminal is expanded; and a flexible display comprising a first area provided on a front surface of the first plurality of first support portion; and a second area provided on a rear side of the first area by being folded to surround the second frame.
    Type: Grant
    Filed: August 22, 2019
    Date of Patent: December 15, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Youngdo Cha, Dongsung Kim, Sunglyong Cha
  • Patent number: 10852550
    Abstract: The present invention relates to an HMD, the HMD comprising: a display barrel provided on the body and having a display arranged on one side thereof; a lens barrel for adjusting a focal point by movement relative to the display barrel; and a sealing portion provided between the display barrel and the lens barrel to maintain the airtightness of a space between the display barrel and the lens barrel, wherein the sealing portion has at least one end coupled to the outer circumferential surface of the display barrel, and is expanded and contracted according to the movement of the display barrel.
    Type: Grant
    Filed: September 20, 2016
    Date of Patent: December 1, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Haklim Lee, Sanghyuk Im, Sunglyong Cha, Jongbeom Han
  • Publication number: 20200310119
    Abstract: The present invention relates to an HMD, the HMD comprising: a display barrel provided on the body and having a display arranged on one side thereof; a lens barrel for adjusting a focal point by movement relative to the display barrel; and a sealing portion provided between the display barrel and the lens barrel to maintain the airtightness of a space between the display barrel and the lens barrel, wherein the sealing portion has at least one end coupled to the outer circumferential surface of the display barrel, and is expanded and contracted according to the movement of the display barrel.
    Type: Application
    Filed: September 20, 2016
    Publication date: October 1, 2020
    Applicant: LG ELECTRONICS INC.
    Inventors: Haklim LEE, Sanghyuk IM, Sunglyong CHA, Jongbeom HAN
  • Publication number: 20200304613
    Abstract: Disclosed is a mobile terminal comprising a first frame comprising a plurality of first support portions extended in a horizontal direction, and vertically spaced a preset distance apart from another one of the plurality of first support portions; a second frame comprising a plurality of second support portions provided between respectively corresponding first support portions and configured to slidingly move relative to the first frame in the horizontal direction, causing a change from a first state to a second state in which the mobile terminal is expanded; and a flexible display comprising a first area provided on a front surface of the first plurality of first support portion; and a second area provided on a rear side of the first area by being folded to surround the second frame.
    Type: Application
    Filed: August 22, 2019
    Publication date: September 24, 2020
    Applicant: LG ELECTRONICS INC.
    Inventors: Youngdo CHA, Dongsung KIM, Sunglyong CHA
  • Patent number: 10735570
    Abstract: A mobile terminal is disclosed. The mobile terminal includes a first body including a first display; and a second body hinge-coupled to the first body, the second body including a second display, wherein the first display includes a first flat display and a first curved display positioned on a side of the first body and extended and curved from the first flat display, wherein the second display includes a second flat display and a second curved display positioned on a side of the second body and extended and curved from the second flat display, wherein at least a portion of the first and second curved displays is deactivated when an outer surface of the first curved display faces an outer surface of the second curved display.
    Type: Grant
    Filed: September 28, 2016
    Date of Patent: August 4, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Haklim Lee, Sanghyuk Im, Sunglyong Cha, Jongbeom Han
  • Patent number: 10686479
    Abstract: A mobile terminal includes a display unit; a front window arranged in front of the display unit; a frame arranged behind the display unit; and a waterproof member arranged between an edge of the front window and an edge of the frame forming a closed loop and forming a sealed space between the front window and the frame by forming a looped curve, wherein the water proof member comprises a start portion, an end portion and the looped curve between the start portion and the end portion, the start portion and the end portion are bent toward the inside of the looped curve.
    Type: Grant
    Filed: April 23, 2019
    Date of Patent: June 16, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Youngdo Cha, Ikhyun Jo, Jangwoo Hong, Junsuk Kim, Hyunsu Song, Sunglyong Cha
  • Publication number: 20190387084
    Abstract: A mobile terminal is disclosed. The mobile terminal includes a first body including a first display; and a second body hinge-coupled to the first body, the second body including a second display, wherein the first display includes a first flat display and a first curved display positioned on a side of the first body and extended and curved from the first flat display, wherein the second display includes a second flat display and a second curved display positioned on a side of the second body and extended and curved from the second flat display, wherein at least a portion of the first and second curved displays is deactivated when an outer surface of the first curved display faces an outer surface of the second curved display.
    Type: Application
    Filed: September 28, 2016
    Publication date: December 19, 2019
    Applicant: LG ELECTRONICS INC.
    Inventors: Haklim LEE, Sanghyuk IM, Sunglyong CHA, Jongbeom HAN
  • Patent number: 10468816
    Abstract: There is disclosed a connector waterproof housing comprising a frame formed in a cylindrical shape having a lateral wall, an open top and an open bottom; a first waterproof portion formed in an inner rime of the lateral wall by a double-injection molding method; and a second waterproof portion formed in an outer rim of the lateral wall or one side of the frame in an ring shape so that the connector waterproof housing may solve the problem of the deteriorated waterproof reliability or the error which is caused by the pushed or rolled waterproof structure when connected with the case.
    Type: Grant
    Filed: March 13, 2018
    Date of Patent: November 5, 2019
    Assignee: LG ELECTRONICS INC.
    Inventors: Youngdo Cha, Jinwoo Park, Hyunsu Song, Chalkee Jung, Ikhyun Jo, Sunglyong Cha
  • Publication number: 20190253093
    Abstract: A mobile terminal includes a display unit; a front window arranged in front of the display unit; a frame arranged behind the display unit; and a waterproof member arranged between an edge of the front window and an edge of the frame forming a closed loop and forming a sealed space between the front window and the frame by forming a looped curve, wherein the water proof member comprises a start portion, an end portion and the looped curve between the start portion and the end portion, the start portion and the end portion are bent toward the inside of the looped curve.
    Type: Application
    Filed: April 23, 2019
    Publication date: August 15, 2019
    Applicant: LG ELECTRONICS INC.
    Inventors: Youngdo CHA, Ikhyun JO, Jangwoo HONG, Junsuk KIM, Hyunsu SONG, Sunglyong CHA