Patents by Inventor Ji Hoon Choi

Ji Hoon 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: 9850611
    Abstract: A washing machine having a drying apparatus, which can perform a heated drying operation and shorten a drying time of laundry, is provided. The washing machine having a drying apparatus includes a top cover which is provided in an upper part of a body and has at least one air hole formed in a top surface thereof, a drying duct which is provided in the top cover to supply air heated by a heater provided thereinside to the air hole, and a rack member which is provided to be extractable from the body to hang laundry above the body.
    Type: Grant
    Filed: July 28, 2014
    Date of Patent: December 26, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jung Hee Lee, Wan Gi Park, Hyun Mook Kim, Amitoj Singh, Karma Bhutia, Kab Jin Jun, Ji Hoon Choi
  • Publication number: 20170366535
    Abstract: Disclosed is a method of connecting to an online service, in which first authentication information is received from a terminal, at least one service available to the terminal is detected by using the first authentication information, and an automatic logging into the detected at least one service is performed.
    Type: Application
    Filed: September 6, 2017
    Publication date: December 21, 2017
    Inventors: Joo-yoon BAE, Hun Lee, Cheol-hoi Kim, Ji-hoon Choi
  • Publication number: 20170358061
    Abstract: An image processing apparatus for transforming a wide-angle image into a narrow-angle image includes a deblurrer performing deblurring on the wide-angle image to generate a deblurred image; a super-resolution (SR) unit performing SR processing on the deblurred image to generate an upscaled transformed image; and a view transformer performing view transformation to obtain the narrow-angle image based on the wide-angle image and the upscaled transformed image.
    Type: Application
    Filed: October 24, 2016
    Publication date: December 14, 2017
    Inventors: Jin Wook CHOI, Byung Cheol SONG, Dong Yoon CHOI, Ji Hoon CHOI
  • Patent number: 9831267
    Abstract: A three-dimensional semiconductor device includes a plurality of stack structures extending in one direction on a substrate and spaced apart from each other, a plurality of vertical structures penetrating the stack structures, a common source plug between the stack structures that are adjacent to each other and extending in parallel to the stack structures, and a spacer structure at each side of the common source plug. The stack structure has a sidewall defining recess regions vertically spaced apart from each other. The spacer structure covers sidewalls of the stack structures. The spacer structure includes an insulating spacer and a protection spacer. The insulating spacer fills the recess regions of the stack structure and includes a surface having grooves. The protection spacer fills the grooves of the surface of the insulating spacer and has a substantially flat surface.
    Type: Grant
    Filed: August 17, 2016
    Date of Patent: November 28, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seulye Kim, Ji-Hoon Choi, Dongkyum Kim, Jung Ho Kim, Jintae Noh, Eun-Young Lee
  • Publication number: 20170301689
    Abstract: A semiconductor memory device includes a stack including gate electrodes sequentially stacked on a substrate, a vertical insulating structure penetrating the stack vertically with respect to the gate electrodes, a vertical channel portion disposed on an inner side surface of the vertical insulating structure, and a common source region formed in the substrate and spaced apart from the vertical channel portion. A bottom region of the vertical channel portion has a protruding surface in contact with a bottom region of the vertical insulating structure.
    Type: Application
    Filed: June 27, 2017
    Publication date: October 19, 2017
    Inventors: Ji-Hoon CHOI, SeungHyun LIM, Sunggil KIM, HongSuk KIM, Hunhyeong LIM, Hyunjun SIM
  • Patent number: 9775192
    Abstract: A method of sharing a wireless data service, including receiving, by a first terminal, a wireless data service share request from a second terminal, checking, by the first terminal, available wireless data service remaining amount information, and transmitting, by the first terminal, a response to the wireless data service share request to the second terminal based on the checked wireless data service remaining amount information. Another such sharing method includes requesting, by a second terminal, wireless data service remaining amount information available by a first terminal from the first terminal, transmitting, by the second terminal, a wireless data service share request to the first terminal based on the wireless data service remaining amount information received from the first terminal, and receiving, by the second terminal, a response to the wireless data service share request from the first terminal.
    Type: Grant
    Filed: August 30, 2011
    Date of Patent: September 26, 2017
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Cheol-hoi Kim, Hun Lee, Ji-hoon Choi, Joo-yoon Bae
  • Patent number: 9769145
    Abstract: A method of connecting to an online service where a terminal transmits information regarding a selected online service and first authentication information to an external device, receives second authentication information detected based on the transmitted information, from the external device, and is then logged into the selected online service based on the received second authentication information.
    Type: Grant
    Filed: September 7, 2011
    Date of Patent: September 19, 2017
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Joo-yoon Bae, Hun Lee, Cheol-hoi Kim, Ji-hoon Choi
  • Patent number: 9690276
    Abstract: Disclosed are a customized scent diffusing device and a customized scent diffusing method for effectively transferring sensibility which can be felt from contents to a user by diffusing a most appropriate scent by synchronization with digital contents. According to various exemplary embodiments of the present invention, although odor effect information in 4D contents does not correspond to a spice cartridge configuration in a scent diffusing device, an appropriate odor can be provided through combining or mixing spice cartridges in the scent diffusing device.
    Type: Grant
    Filed: February 5, 2016
    Date of Patent: June 27, 2017
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Ji Hoon Choi, Chung Hyun Ahn
  • Publication number: 20170159229
    Abstract: Disclosed herein is a washing machine having an elastic member for providing resilient power to the door in a direction in which the door is opened and a damping member arranged to damp pivoting of the door or an inner door. The washing machine has a structure to smoothly open/shut the door and inner door combined together, and if supplementary washing is required, to smoothly open/shut only the inner door.
    Type: Application
    Filed: December 8, 2016
    Publication date: June 8, 2017
    Inventors: Wan Gi Park, Kab Jin Jun, Ji Hoon Choi
  • Publication number: 20170108266
    Abstract: A refrigerator includes a mid-frame positioned on a front surface of the main body wall and a heater configured to heat the mid-frame and provided at the mid-frame. The mid-frame includes a front frame provided to cover at least a part of a front surface of the at least one inner box configured to form the main body wall, and an extension frame formed to extend rearward from the front frame and including an edge portion in which an end portion of the extension frame has a thickness greater than that of an adjacent extension frame.
    Type: Application
    Filed: October 14, 2016
    Publication date: April 20, 2017
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang Bum Kim, Kyung Mok Yoo, Hyun Joo Kim, Kwang Su Heo, Eung Ryeol Seo, In-Yong Hwang, Ji Hoon Choi, Jeong Hoon Kang, Mi Jung Lee
  • Patent number: 9627236
    Abstract: A substrate treating apparatus is provided which includes housing and a door assembly. The housing provides a process space for treating a substrate therein and has an opening formed at a sidewall thereof. The door assembly opens and closes the opening. The door assembly includes a shutter, a driving member, and a gap maintaining unit. The driving member transfers the shutter to an open position where the shutter faces to the opening and to a blocking position where the shutter gets out of the open position. The gap maintaining unit maintains a constant gap between the shutter and the sidewall.
    Type: Grant
    Filed: April 8, 2015
    Date of Patent: April 18, 2017
    Assignee: SEMES CO., LTD.
    Inventors: Sang Jin Lee, Ji Hoon Choi, Doo Jin Kim
  • Publication number: 20170084626
    Abstract: A three-dimensional semiconductor device includes a plurality of stack structures extending in one direction on a substrate and spaced apart from each other, a plurality of vertical structures penetrating the stack structures, a common source plug between the stack structures that are adjacent to each other and extending in parallel to the stack structures, and a spacer structure at each side of the common source plug. The stack structure has a sidewall defining recess regions vertically spaced apart from each other. The spacer structure covers sidewalls of the stack structures. The spacer structure includes an insulating spacer and a protection spacer. The insulating spacer fills the recess regions of the stack structure and includes a surface having grooves. The protection spacer fills the grooves of the surface of the insulating spacer and has a substantially flat surface.
    Type: Application
    Filed: August 17, 2016
    Publication date: March 23, 2017
    Inventors: Seulye Kim, Ji-Hoon CHOI, Dongkyum KIM, Jung Ho KIM, Jintae NOH, Eun-Young LEE
  • Publication number: 20170033044
    Abstract: A semiconductor device is provided. The semiconductor device includes a stack structure comprising insulating patterns and electrode structures alternately stacked on a substrate, and a vertical channel structure vertically penetrating the stack structure. Each of the electrode structures includes a conductive pattern having a first sidewall and a second sidewall opposite to the first sidewall, a first etching prevention pattern on the first sidewall, and a second etching prevention pattern on the second sidewall.
    Type: Application
    Filed: May 20, 2016
    Publication date: February 2, 2017
    Inventors: Ji-Hoon CHOI, Jung Ho KIM, Dongkyum KIM, Seulye KIM, Jintae NOH, Hyun-Jin SHIN, SeungHyun LIM
  • Patent number: 9556552
    Abstract: A door hinge apparatus having a coupling structure between a door and a cabinet, and a drum-type washing machine having the same. The drum type washing machine includes an inlet formed through the cabinet to allow laundry to be inserted or withdrawn therethrough, a door coupled to the cabinet to open and close the inlet, and a hinge between the door and the cabinet. The hinge includes a cabinet bracket coupled to a front surface of the cabinet, a door bracket coupled to the door, a first moving unit coupled to the door bracket to allow the door to be pivoted with respect to the cabinet, and a second moving unit coupled to the cabinet bracket to allow the door to protrude forward from the cabinet and be substantially parallel and spaced from the cabinet.
    Type: Grant
    Filed: June 18, 2014
    Date of Patent: January 31, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Wan Gi Park, Chul Yong Cho, Seon Ju Lee, Ji Hoon Choi, Kab Jin Jun, Jong Su Jeon
  • Publication number: 20170022610
    Abstract: A wafer processing apparatus may include a reaction tube extending in a vertical direction and defining a process chamber for receiving a boat that holds a plurality of wafers. A gas injector may be configured to supply a reaction gas into the process chamber and may include a gas distributor extending in the vertical direction in the reaction tube. The gas injector may have a plurality of ejection holes for spraying the reaction gas. An inner diameter of the gas distributor may be at least 10 mm, and a sectional area ratio of the total sectional area of the ejection holes to a sectional area of the gas distributor is about 0.3 or less.
    Type: Application
    Filed: March 10, 2016
    Publication date: January 26, 2017
    Inventors: Eun-Sung Seo, Yong-Kwon Kim, Young-Jin Noh, Young-Chang Song, Jae-Myung Choe, Ji-Hoon Choi, Sang-Cheol HA
  • Publication number: 20160369444
    Abstract: A washing machine includes a plurality of suspension units through which a tub is supported by a cabinet, and a stabilizer unit mounted to the tub. When horizontal vibration displacement of the tub occurs by unbalance mass during washing/dehydration processes, the washing machine limits tub displacement according to the attenuation effect caused by torsional force and bending force of the stabilizer unit, resulting in reduction of excessive vibration.
    Type: Application
    Filed: June 17, 2016
    Publication date: December 22, 2016
    Inventors: Seung Oh Kim, Young Myung Son, Marenne Pierre, Ji Hoon Choi
  • Publication number: 20160326679
    Abstract: Disclosed herein is a washing machine including a damping device to be operable according to vibration displacement. In a washing machine including a damping device provided to damp a vibration transferred from a washing tub, the damping device includes a suspension member, a damping unit provided to move along the suspension member, and a friction unit provided in the damping unit to form a frictional force with the suspension member, and the friction unit is disposed while being spaced apart from an inner surface of the damping unit to be selectively movable depending on a level of the vibration of the washing tub.
    Type: Application
    Filed: May 4, 2016
    Publication date: November 10, 2016
    Inventors: Dong Ha Jung, Kab Jin Jun, Jeong Hoon Kang, Ji Hoon Choi, Sang Young Kweon
  • Patent number: 9490371
    Abstract: A nonvolatile memory device includes a gate structure including inter-gate insulating patterns that are vertically stacked on a substrate and gate electrodes interposed between the inter-gate insulating patterns, a vertical active pillar connected to the substrate through the gate structure, a charge-storing layer between the vertical active pillar and the gate electrode, a tunnel insulating layer between the charge-storing layer and the vertical active pillar, and a blocking insulating layer between the charge-storing layer and the gate electrode. The charge-storing layer include first and second charge-storing layers that are adjacent to the blocking insulating layer and the tunnel insulating layer, respectively. The first charge-storing layer includes a silicon nitride layer, and the second charge-storing layer includes a silicon oxynitride layer.
    Type: Grant
    Filed: November 12, 2014
    Date of Patent: November 8, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young-Jin Noh, Bio Kim, Kwangmin Park, Jaeyoung Ahn, SeungHyun Lim, JaeHo Choi, Jumi Yun, Ji-Hoon Choi
  • Publication number: 20160276365
    Abstract: A semiconductor memory device includes a stack including gate electrodes sequentially stacked on a substrate, a vertical insulating structure penetrating the stack vertically with respect to the gate electrodes, a vertical channel portion disposed on an inner side surface of the vertical insulating structure, and a common source region formed in the substrate and spaced apart from the vertical channel portion. A bottom region of the vertical channel portion has a protruding surface in contact with a bottom region of the vertical insulating structure.
    Type: Application
    Filed: March 10, 2016
    Publication date: September 22, 2016
    Inventors: JI-HOON CHOI, SEUNGHYUN LIM, SUNGGIL KIM, HONGSUK KIM, HUNHYEONG LIM, HYUNJUN SIM
  • Patent number: D781190
    Type: Grant
    Filed: February 25, 2016
    Date of Patent: March 14, 2017
    Assignee: Hyundai Motor Company
    Inventors: Ji-Hoon Choi, Ji-Heon Lee