Patents by Inventor Hakho CHOI

Hakho CHOI 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: 11917091
    Abstract: A mobile terminal comprises a body including a first frame and a second frame slidably coupled to a rear surface of the first frame in a first direction or a second direction; a flexible display unit including a front portion located on a front surface of the body, a rear portion located on a rear surface of the body, and a side portion connecting the front portion with the rear portion and surrounding one side of the body; a plurality of reinforcing ribs protruded from a rear surface of the first frame and extended in the first direction; and a plurality of supports protruded from a front surface of the second frame and located between the respective reinforcing ribs. The mobile terminal may enhance usability and portability by varying its size.
    Type: Grant
    Filed: September 12, 2022
    Date of Patent: February 27, 2024
    Assignee: LG ELECTRONICS INC.
    Inventors: Seounghwan Seol, Hakho Choi, Sangwook Park, Donghwan Lim, Sungdo Kim, Junhong Kang, Ara Kim, Sungsu Kim
  • Publication number: 20230007113
    Abstract: A mobile terminal comprises a body including a first frame and a second frame slidably coupled to a rear surface of the first frame in a first direction or a second direction; a flexible display unit including a front portion located on a front surface of the body, a rear portion located on a rear surface of the body, and a side portion connecting the front portion with the rear portion and surrounding one side of the body; a plurality of reinforcing ribs protruded from a rear surface of the first frame and extended in the first direction; and a plurality of supports protruded from a front surface of the second frame and located between the respective reinforcing ribs. The mobile terminal may enhance usability and portability by varying its size.
    Type: Application
    Filed: September 12, 2022
    Publication date: January 5, 2023
    Applicant: LG ELECTRONICS INC.
    Inventors: Seounghwan SEOL, Hakho CHOI, Sangwook PARK, Donghwan LIM, Sungdo KIM, Junhong KANG, Ara KIM, Sungsu KIM
  • Patent number: 11474565
    Abstract: A mobile terminal comprises a first frame, a second frame capable of slidably moving from the first frame in a first direction or a second direction which is an opposite direction of the first direction, and a driving unit slidably moving the second frame, wherein the driving unit includes a motor coupled to the first frame, a pinion gear rotated by a rotational force transferred from the motor, a gear rack extended in the first direction and coupled to the second frame, moving in the first direction or the second direction when the pinion gear is rotated, a guide rail coupled with the gear rack, and a guide block coupled to the first frame, moving along the guide rail.
    Type: Grant
    Filed: December 16, 2020
    Date of Patent: October 18, 2022
    Assignee: LG ELECTRONICS INC.
    Inventors: Hakho Choi, Seounghwan Seol, Sungdo Kim, Jiwoong Yang, Sangwook Park, Minchul Lee, Jeeho Yom
  • Patent number: 11457104
    Abstract: A mobile terminal comprises a body including a first frame and a second frame slidably coupled to a rear surface of the first frame in a first direction or a second direction; a flexible display unit including a front portion located on a front surface of the body, a rear portion located on a rear surface of the body, and a side portion connecting the front portion with the rear portion and surrounding one side of the body; a plurality of reinforcing ribs protruded from a rear surface of the first frame and extended in the first direction; and a plurality of supports protruded from a front surface of the second frame and located between the respective reinforcing ribs. The mobile terminal may enhance usability and portability by varying its size.
    Type: Grant
    Filed: March 25, 2021
    Date of Patent: September 27, 2022
    Assignee: LG Electronics Inc.
    Inventors: Seounghwan Seol, Hakho Choi, Sangwook Park, Donghwan Lim, Sungdo Kim, Junhong Kang, Ara Kim, Sungsu Kim
  • Publication number: 20220166865
    Abstract: A mobile terminal comprises a body including a first frame and a second frame slidably coupled to a rear surface of the first frame in a first direction or a second direction; a flexible display unit including a front portion located on a front surface of the body, a rear portion located on a rear surface of the body, and a side portion connecting the front portion with the rear portion and surrounding one side of the body; a plurality of reinforcing ribs protruded from a rear surface of the first frame and extended in the first direction; and a plurality of supports protruded from a front surface of the second frame and located between the respective reinforcing ribs. The mobile terminal may enhance usability and portability by varying its size.
    Type: Application
    Filed: March 25, 2021
    Publication date: May 26, 2022
    Applicant: LG Electronics Inc.
    Inventors: Seounghwan Seol, Hakho Choi, Sangwook Park, Donghwan Lim, Sungdo Kim, Junhong Kang, Ara Kim, Sungsu Kim
  • Patent number: 11277503
    Abstract: A mobile terminal including a sensing unit for detecting a movement between a first frame and a second frame movable in a first direction or a second direction opposite to the first direction with respect to the first frame may accurately determine a position of the second frame, and may slidably move stably.
    Type: Grant
    Filed: May 8, 2020
    Date of Patent: March 15, 2022
    Assignee: LG ELECTRONICS INC.
    Inventors: Hakho Choi, Sungdo Kim, Ahrah Koh
  • Publication number: 20220026954
    Abstract: A mobile terminal comprises a first frame, a second frame capable of slidably moving from the first frame in a first direction or a second direction which is an opposite direction of the first direction, and a driving unit slidably moving the second frame, wherein the driving unit includes a motor coupled to the first frame, a pinion gear rotated by a rotational force transferred from the motor, a gear rack extended in the first direction and coupled to the second frame, moving in the first direction or the second direction when the pinion gear is rotated, a guide rail coupled with the gear rack, and a guide block coupled to the first frame, moving along the guide rail.
    Type: Application
    Filed: December 16, 2020
    Publication date: January 27, 2022
    Applicant: LG ELECTRONICS INC.
    Inventors: Hakho CHOI, Seounghwan SEOL, Sungdo KIM, Jiwoong YANG, Sangwook PARK, Minchul LEE, Jeeho YOM
  • Patent number: 11223108
    Abstract: Disclosed herein is a mobile terminal including a body, a display panel coupled to the body with one surface thereof facing outward, the one surface allowing an image to be output therethrough, a fingerprint sensor positioned on an opposite surface of the display panel, a first coil antenna disposed around the fingerprint sensor, a support frame including an opening and configured to support the opposite surface of the display panel, the fingerprint sensor and the first coil antenna being positioned in the opening, and a controller configured to apply electric current to the first coil antenna. The mobile terminal may increase utilization of the rear surface thereof by arranging coil antennas on the front surface thereof.
    Type: Grant
    Filed: March 23, 2020
    Date of Patent: January 11, 2022
    Assignee: LG ELECTRONICS INC.
    Inventors: Hakho Choi, Ahrah Koh, Seongcheol Lee, Sungdo Kim
  • Patent number: 11050866
    Abstract: Disclosed is a mobile terminal having a flexible display. The mobile terminal includes a first frame, a second frame coupled to the first frame to move in a first or second direction, a third frame coupled to the second frame to move in the first or second direction. The mobile terminal further includes a flexible display having a first region on a front side of the mobile terminal, a second region on a backside of the mobile terminal, and a third region between the first and second regions, and the third region is disposed on the front side or backside of the mobile terminal selectively. The mobile terminal further includes a drive unit configured to move the second and third frames in the first or second direction, and the drive unit is further configured to be manually operable.
    Type: Grant
    Filed: August 6, 2020
    Date of Patent: June 29, 2021
    Assignee: LG ELECTRONICS INC.
    Inventors: Hakho Choi, Ahrah Koh, Sungdo Kim
  • Publication number: 20210195009
    Abstract: Disclosed is a mobile terminal having a flexible display. The mobile terminal includes a first frame, a second frame coupled to the first frame to move in a first or second direction, a third frame coupled to the second frame to move in the first or second direction. The mobile terminal further includes a flexible display having a first region on a front side of the mobile terminal, a second region on a backside of the mobile terminal, and a third region between the first and second regions, and the third region is disposed on the front side or backside of the mobile terminal selectively. The mobile terminal further includes a drive unit configured to move the second and third frames in the first or second direction, and the drive unit is further configured to be manually operable.
    Type: Application
    Filed: August 6, 2020
    Publication date: June 24, 2021
    Applicant: LG ELECTRONICS INC.
    Inventors: Hakho CHOI, Ahrah KOH, Sungdo KIM
  • Publication number: 20210159585
    Abstract: Disclosed herein is a mobile terminal including a body, a display panel coupled to the body with one surface thereof facing outward, the one surface allowing an image to be output therethrough, a fingerprint sensor positioned on an opposite surface of the display panel, a first coil antenna disposed around the fingerprint sensor, a support frame including an opening and configured to support the opposite surface of the display panel, the fingerprint sensor and the first coil antenna being positioned in the opening, and a controller configured to apply electric current to the first coil antenna. The mobile terminal may increase utilization of the rear surface thereof by arranging coil antennas on the front surface thereof.
    Type: Application
    Filed: March 23, 2020
    Publication date: May 27, 2021
    Applicant: LG ELECTRONICS INC.
    Inventors: Hakho CHOI, Ahrah Koh, Seongcheol Lee, Sungdo Kim
  • Publication number: 20210120111
    Abstract: A mobile terminal including a sensing unit for detecting a movement between a first frame and a second frame movable in a first direction or a second direction opposite to the first direction with respect to the first frame may accurately determine a position of the second frame, and may slidably move stably.
    Type: Application
    Filed: May 8, 2020
    Publication date: April 22, 2021
    Applicant: LG ELECTRONICS INC.
    Inventors: Hakho CHOI, Sungdo KIM, Ahrah KOH
  • Publication number: 20150304642
    Abstract: A mobile terminal according to one embodiment of the present invention comprises: a first body and a second body detachably attached to each other; a first light source on the first body so as to provide light to the second body; a first filming unit, on the second body, for forming a first hologram by means of light supplied from the first light source. Thus more diverse holographic images can be produced by replacing the first body.
    Type: Application
    Filed: September 25, 2012
    Publication date: October 22, 2015
    Applicant: LG ELECTRONICS INC.
    Inventors: Jonghwan KIM, Hakho CHOI, Juyeong KIM, Euihyeon BAEK