Patents by Inventor Chang-hyun Park

Chang-hyun Park 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).

  • Publication number: 20210095859
    Abstract: The present disclosure relates to a cooking apparatus, a method of controlling the cooking apparatus, and a knob of the cooking apparatus. An aspect of the present disclosure is to provide a display on a knob for setting a function of a cooking apparatus and to display status information of the cooking apparatus through the display of the knob, so that a user can easily and conveniently check the status information of the cooking apparatus. The cooking apparatus includes a knob comprising a fixing member fixed to a main body of the cooking apparatus, a rotating member supported by the fixing member and rotatably installed on the main body, and a display provided on the fixing member to display status information of the cooking apparatus; and a controller configured to transmit the status information of the cooking apparatus displayed on the display through a wireless communication network.
    Type: Application
    Filed: December 19, 2018
    Publication date: April 1, 2021
    Inventors: Chang Hyun PARK, Hwa-Sung KIM, Su-Ho JO, Jae Hoon CHA
  • Publication number: 20210065098
    Abstract: Systems and methods are provided for automatically determining guaranteed delivery times and generating a calendar of the guaranteed delivery times for user selection. One method comprises receiving, from a user device, a request for an order, the request including product information and location information. The method further comprises searching a database using the location information to determine available times for delivering a product associated with the product information, the database comprising location data, product data, and time data and determining, based on a comparison of the location data and the received location information, available times for delivering the product.
    Type: Application
    Filed: September 3, 2019
    Publication date: March 4, 2021
    Inventors: Chang Hyun Park, Daniel Kim
  • Patent number: 10887951
    Abstract: Disclosed are a cooking apparatus and a method of controlling the same. The cooking apparatus includes a plurality of light sources configured to emit light toward a cooking container and grouped into a plurality of groups and a light emission driving controller configured to perform control in a manner that flame images are displayed by performing group controlling on the basis of at least one of a control command input by a user, a grouping form of the plurality of groups and a preset operation pattern.
    Type: Grant
    Filed: January 3, 2018
    Date of Patent: January 5, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyo Suk Kim, Jeong Heon Kim, Hwa-Sung Kim, Chang Hyun Park, O Do Yu, Su-Ho Jo, Jong Hun Ha
  • Publication number: 20200321832
    Abstract: The present invention provides a motor that comprises: a housing; a stator disposed in the housing and having a coil wound therearound; a rotor disposed at an inner side of the stator; a shaft coupled to the rotor; a bus bar-terminal assembly disposed at an upper side of the stator, wherein the bus bar-terminal assembly comprises: a bus bar including a connection terminal coupled to the coil and a terminal connected to an external power supply; and a body disposed at the upper side of the stator such that a part of the bus bar is located inside of the body; wherein a part of the connection terminal and a part of the terminal protrude to an outside of the body, wherein the body includes an alignment guide part formed at an outer circumferential surface of the body to be slide-coupled to an inner circumferential surface of the housing, wherein the connection terminal and the terminal are exposed at an upper surface of the body, wherein the body includes a coil hole through which a connection end of the coil pas
    Type: Application
    Filed: June 17, 2020
    Publication date: October 8, 2020
    Inventors: Seong Jin KIM, Chang Hyun PARK, Kyung Sang PARK
  • Publication number: 20200295609
    Abstract: An embodiment relates to a motor comprising: a shaft; a rotor which is coupled to the shaft; and a stator which is disposed outside the rotor, wherein the rotor comprises a first can, a rotor core which is at least partially disposed in the first can, a plurality of magnets which are coupled to the rotor core, and a second can in which another portion of the rotor core is disposed, the plurality of magnets are spaced apart in the circumferential direction by a plurality of spacing spaces, the first can comprises a first plate portion, a first protrusion portion which is formed by bending at an edge of the first plate portion, and a plurality of first protrusions which are disposed on at least two of the plurality of spacing spaces and spaced apart from each other, the second can includes a second plate portion, a second protrusion portion which is formed by bending at the edge of the second plate portion, and a plurality of second protrusions which are disposed on at least two different spaces of the pluralit
    Type: Application
    Filed: November 21, 2018
    Publication date: September 17, 2020
    Applicant: LG INNOTEK CO., LTD.
    Inventors: CHANG HYUN PARK, JAE YOUNG KIM, IL SIK WON
  • Patent number: 10727720
    Abstract: The present invention provides a motor that comprises: a housing: a stator that is included in the housing and around which a coil is wound; a rotor coupled to the inside of the stator; a shaft coupled to the rotor; and a bus bar-terminal assembly that includes a bus bar that includes a connection terminal connected with the coil and a terminal connected with an external power supply and a body that includes the bus bar therein such that the connection terminal and the terminal protrude to the outside, wherein the bus bar-terminal assembly includes an alignment guide part provided on the outer circumferential surface of the body in the height direction and slide-coupled with the inner circumferential surface of the housing.
    Type: Grant
    Filed: January 6, 2016
    Date of Patent: July 28, 2020
    Assignee: LG Innotek Co., Ltd.
    Inventors: Seong Jin Kim, Chang Hyun Park, Kyung Sang Park
  • Patent number: 10673300
    Abstract: Disclosed is a motor including a housing having a first receiving part formed at one side thereof, a stator disposed in the housing, a rotor disposed in the housing, a rotating shaft rotated along with the rotor, a holder coupled to one side of the housing, and a bearing disposed between the first receiving part and the holder to support a rotation of the rotor.
    Type: Grant
    Filed: December 5, 2018
    Date of Patent: June 2, 2020
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jin Ho Kim, Seong Jin Kim, Kyung Sang Park, Chang Hyun Park, Woo Seob Shim
  • Patent number: 10671297
    Abstract: A memory system may include: a nonvolatile memory device comprising K memory blocks; and a controller suitable for controlling an operation of the nonvolatile memory device. The controller may include: a counting management unit suitable for using K count codes capable of counting a preset range from a base value to a limit value in order to manage K counting values corresponding to predetermined operations of the K memory blocks, respectively, and adjusting the absolute values of the base value and the limit value using the count code in the form of a 1/N-chain depending on a distribution of the K counting values; and a wear-leveling operation unit suitable for performing a wear-leveling operation on the K memory blocks such that the K counting values are distributed in a section of values corresponding to 1/N of the preset range, the count code may be a J-based number, each of J and K may be a natural number larger than 2, and N may be any one of powers of J larger than 1.
    Type: Grant
    Filed: January 5, 2018
    Date of Patent: June 2, 2020
    Assignee: SK hynix Inc.
    Inventor: Chang-Hyun Park
  • Patent number: 10464295
    Abstract: Disclosed herein are a protective film having a structure capable of protecting an adherend and an electronic appliance including the same. The protective film includes a protection layer comprising polyolefin, and an adhesive layer laminated on the protection layer and comprising a silicone adhesive.
    Type: Grant
    Filed: September 27, 2017
    Date of Patent: November 5, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Do-Hwan Kim, Chang Hyun Park
  • Patent number: 10431921
    Abstract: Disclosed herein is a sealing cover. The sealing cover includes a cap, a grommet configured to extend from the cap, and a terminal inserted into the grommet, wherein the grommet includes a groove formed to be recessed and having the terminal inserted therein. Advantageous effects are provided such that a process for assembly is simplified and flexibility of terminals is secured.
    Type: Grant
    Filed: October 25, 2016
    Date of Patent: October 1, 2019
    Assignee: LG Innotek Co., Ltd.
    Inventors: Chang Hyun Park, Seong Jin Kim, Kyung Sang Park
  • Patent number: 10432057
    Abstract: The present invention relates to a motor and a brake device including the same, wherein the motor including: a rotary shaft; a rotor part in which the rotary shaft is disposed at the center thereof; a stator part disposed on the outside of the rotor part; a housing accommodating the rotor part and the stator part, and having an opening formed at one side thereof; and a motor cover disposed at the opening of the housing, wherein the motor cover includes: a motor cover body; a first protruding part and a second protruding part, which are each formed at a predetermined location and configured to protrude in the radial direction from the center of the motor cover body; and a third protruding part formed to protrude from an edge of the motor cover body, and a sealing part is further disposed between the second protruding part and the end portion of the housing disposed between the second protruding part and the third protruding part.
    Type: Grant
    Filed: September 7, 2016
    Date of Patent: October 1, 2019
    Assignee: LG Innotek Co., Ltd.
    Inventors: Seong Jin Kim, Kyung Sang Park, Chang Hyun Park
  • Publication number: 20190264333
    Abstract: Provided is a solution composition for steel sheet surface treatment, comprising 30 wt % to 60 wt % of a trivalent chromium compound containing chromium phosphate (A) and chromium nitrate (B); 0.2 wt % to 0.4 wt % of a rust-inhibiting and corrosion-resisting agent; 0.1 wt % to 0.3 wt % of a molybdenum-based compound; 5 wt % to 10 wt % of a water-soluble cationic urethane resin; 0.5 wt % to 2.0 wt % of a silane coupling agent; and 27.3 wt % to 64.2 wt % of water, a zinc-based plated steel sheet surface-treated with the same, and a manufacturing method therefor, the zinc-based plated steel sheet surface-treated with the solution composition for steel sheet surface treatment containing trivalent chromium may have an excellent effect on corrosion resistance, blackening resistance, fingerprint resistance, oil resistance, and alkali resistance.
    Type: Application
    Filed: June 14, 2017
    Publication date: August 29, 2019
    Inventors: Soo-Hyoun CHO, Dae-Chul BAE, Dong-Yun KIM, Chang-Hyun PARK
  • Publication number: 20190258543
    Abstract: A memory device includes a plurality of pages. Each page includes a data region configured to store data, an error correction code (ECC) region configured to store ECC data that is used to detect and correct one or more errors occurring in the data stored in the data region, and a metadata region configured to store a write count of a corresponding page.
    Type: Application
    Filed: February 19, 2019
    Publication date: August 22, 2019
    Inventor: Chang Hyun PARK
  • Publication number: 20190165650
    Abstract: The present disclosure provides a motor router comprising: an annular body having a first coil guide; and a guide part formed to protrude from the body, and having a second coil guide to which the first coil guide is connected, and thus the present invention reduces the number of parts and has a simplified configuration, thereby providing an advantageous effect of reducing manufacturing processes and manufacturing costs.
    Type: Application
    Filed: May 10, 2017
    Publication date: May 30, 2019
    Inventors: KYUNG SANG PARK, SEONG JIN KIM, JUNG WOO JO, CHANG HYUN PARK
  • Patent number: 10303394
    Abstract: A memory system may include: a memory device having a plurality of blocks; and a controller suitable for performing a count operation on each of the blocks in response to a preset number of write requests, and performing a wear leveling operation based on the result of the count operation on each of the blocks.
    Type: Grant
    Filed: September 20, 2017
    Date of Patent: May 28, 2019
    Assignee: SK hynix Inc.
    Inventor: Chang-Hyun Park
  • Publication number: 20190109510
    Abstract: Disclosed is a motor including a housing having a first receiving part formed at one side thereof, a stator disposed in the housing, a rotor disposed in the housing, a rotating shaft rotated along with the rotor, a holder coupled to one side of the housing, and a bearing disposed between the first receiving part and the holder to support a rotation of the rotor.
    Type: Application
    Filed: December 5, 2018
    Publication date: April 11, 2019
    Inventors: JIN HO KIM, SEONG JIN KIM, KYUNG SANG PARK, CHANG HYUN PARK, WOO SEOB SHIM
  • Patent number: 10181764
    Abstract: Disclosed is a motor including a housing having a first receiving part formed at one side thereof, a stator disposed in the housing, a rotor disposed in the housing, a rotating shaft rotated along with the rotor, a holder coupled to one side of the housing, and a bearing disposed between the first receiving part and the holder to support a rotation of the rotor.
    Type: Grant
    Filed: April 3, 2015
    Date of Patent: January 15, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jin Ho Kim, Seong Jin Kim, Kyung Sang Park, Chang Hyun Park, Woo Seob Shim
  • Publication number: 20180335959
    Abstract: A memory system may include: a nonvolatile memory device comprising K memory blocks; and a controller suitable for controlling an operation of the nonvolatile memory device. The controller may include: a counting management unit suitable for using K count codes capable of counting a preset range from a base value to a limit value in order to manage K counting values corresponding to predetermined operations of the K memory blocks, respectively, and adjusting the absolute values of the base value and the limit value using the count code in the form of a 1/N-chain depending on a distribution of the K counting values; and a wear-leveling operation unit suitable for performing a wear-leveling operation on the K memory blocks such that the K counting values are distributed in a section of values corresponding to 1/N of the preset range, the count code may be a J-based number, each of J and K may be a natural number larger than 2, and N may be any one of powers of J larger than 1.
    Type: Application
    Filed: January 5, 2018
    Publication date: November 22, 2018
    Inventor: Chang-Hyun PARK
  • Patent number: 10088453
    Abstract: An aspect of the present disclosure may provide a defect detection apparatus and method for a steel plate, in which a defect in a steel plate may be detected, and particularly, only an inner defect in the steel plate may be detected, even with a relatively low amplification rate.
    Type: Grant
    Filed: December 24, 2013
    Date of Patent: October 2, 2018
    Assignee: POSCO
    Inventors: Ju-Seung Lee, Chang-Hyun Park, Geon Shin, Sang-Woo Choi, Shin-Hwan Kang, Ho-Moon Bae, Ki-Jang Oh
  • Publication number: 20180278114
    Abstract: The present invention provides a motor including: a rotating shaft; a rotor including a hole in which the rotating shaft is disposed; a stator disposed at an outside of the rotor; a housing configured to accommodate the rotor and the stator; and a sealing guide disposed to cover an opening formed in one side of the housing, wherein the sealing guide supports a terminal of the stator exposed at an outside of the housing.
    Type: Application
    Filed: September 28, 2016
    Publication date: September 27, 2018
    Inventors: KYUNG SANG PARK, SEONG JIN KIM, CHANG HYUN PARK