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).

  • Patent number: 11462964
    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: Grant
    Filed: September 28, 2016
    Date of Patent: October 4, 2022
    Assignees: LG INNOTEK CO., LTD., Mando Corporation
    Inventors: Kyung Sang Park, Seong Jin Kim, Chang Hyun Park
  • Patent number: 11452423
    Abstract: The present disclosure relates to a cleaning robot and a method of controlling the same, and more particularly, to a cleaning robot that changes a moving path by detecting an obstacle through a change in permittivity detected while driving about a cleaning space, and a method of controlling the same. The cleaning robot comprises a main body; a driver configured to move the main body; an obstacle detector including an electrode plate provided on the bottom of the main body and a touch IC configured to detect a change in capacitance detected by the electrode plate and; and a controller configured to determine the obstacle based on a signal transmitted by the obstacle detector, and to control the driver.
    Type: Grant
    Filed: June 18, 2018
    Date of Patent: September 27, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hwa-Sung Kim, Chang Hyun Park, Su-Ho Jo
  • Publication number: 20220261646
    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: April 28, 2022
    Publication date: August 18, 2022
    Inventors: Soo-Hyoun CHO, Dae-Chul BAE, Dong-Yun KIM, Chang-Hyun PARK
  • Patent number: 11411468
    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: Grant
    Filed: June 17, 2020
    Date of Patent: August 9, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Seong Jin Kim, Chang Hyun Park, Kyung Sang Park
  • Publication number: 20220207475
    Abstract: According to various example embodiments, a data management method of an electronic device includes obtaining selection information on or regarding a first product, obtaining selection information on a second product corresponding to the first product based on the selection information on the first product, identifying purchase information about the first product and the second product, transmitting the purchase information about the first product to a first server related to delivery of the first product and transmitting the purchase information about the second product to a second server, and transmitting activation-related information of the second product to the second server in response to delivery status information of the first product, wherein the first product includes a physical product requiring delivery, and the second product includes an insurance product for the first product.
    Type: Application
    Filed: March 9, 2021
    Publication date: June 30, 2022
    Inventors: Ki Woong Jang, Deqian Li, Cui Jie, Yong Geon Kim, Nam Woong Cho, Tae Hoon Kim, Pil Woo Kim, Ming Zhang, Qingqing Bai, Sang Ryul Kim, Jeong Min Yun, Hae Yeon Lee, Prakash Kadel, Ku Kang, Chang Hyun Park, Hyun Bo Kang, Da Young Lee
  • Publication number: 20220198541
    Abstract: According to the present disclosure, a method of providing item sales information by a computing apparatus is provided, the method including acquiring first selection information regarding an item, acquiring sub-item information applicable to the item in response to the first selection information, acquiring second selection information regarding the applicable sub-item information, and providing first amount information and second amount information in response to the second selection information, in which the first amount information is a cost corresponding to the item and is determined in response to the second selection information.
    Type: Application
    Filed: February 3, 2021
    Publication date: June 23, 2022
    Inventors: Seon Il Kim, Seung Hee Kang, Hyun Gyu Jang, Hae Yeon Lee, Nam Woong Cho, Hong Gwi Joo, Tianzhu Ma, Ming Zhang, Qingqing Bai, Sang Ryul Kim, Pil Woo Kim, Tae Hoon Kim, Ku Kang, Prakash Kadel, Chang Hyun Park, Ki Woong Jang
  • Publication number: 20220171035
    Abstract: An optical interferometric LiDAR system to control the main measurement range using active selection of a reference optical path length according to an absolute position of an object to be measured, including: a laser source unit configured to emit light having a variable wavelength; a light dividing unit configured to divide the light into a variable reference arm and a measurement arm; a variable reference arm having a structure for selecting an optical path length of a reference arm; a measurement arm configured to propagate light and receive light reflected from a target object; and a light detecting unit configured to detect an optical signal generated as light passing through the variable reference arm and light passing through the measurement arm cause optical interference.
    Type: Application
    Filed: November 30, 2021
    Publication date: June 2, 2022
    Applicant: Pusan National University Industry-University Cooperation Foundation
    Inventors: Chang-Seok KIM, Seongjin BAK, Hansol JANG, Chang Hyun PARK
  • Patent number: 11346003
    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: Grant
    Filed: June 14, 2017
    Date of Patent: May 31, 2022
    Assignees: POSCO, NOROO COIL COATINGS CO., LTD.
    Inventors: Soo-Hyoun Cho, Dae-Chul Bae, Dong-Yun Kim, Chang-Hyun Park
  • Patent number: 11329524
    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: Grant
    Filed: November 21, 2018
    Date of Patent: May 10, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Chang Hyun Park, Jae Young Kim, Il Sik Won
  • Publication number: 20220124506
    Abstract: A method performed by an electronic apparatus to provide information associated with activation of a portable terminal according to various embodiments includes acquiring order information associated with the portable terminal, acquiring information associated with delivery of the portable terminal corresponding to the order information from a server, and, based on the order information and the information associated with the delivery of the portable terminal, providing the information associated with the activation of the portable terminal, and the information associated with the activation comprises information on whether the portable terminal has been shipped out.
    Type: Application
    Filed: October 12, 2021
    Publication date: April 21, 2022
    Inventors: Cho Rong Kim, Jung Hun Lee, Min Jung Lee, Han Sol Kim, Young Jin Kim, Chang Hyun Park, Sang Won Seo, Hye Jin Kim, So Yeon Son, Mi Seon Lim, Yoo Jin Yang, Yoo Jeong Jo
  • Publication number: 20220014800
    Abstract: A method for preventing forgery of data according to an embodiment includes determining a noise level based on metadata of original data, generating noise by applying the determined noise level to a preset noise pattern, generating transformed data of the original data by adding the generated noise to the original data, and transmitting the transformed data and the metadata to a server.
    Type: Application
    Filed: July 2, 2021
    Publication date: January 13, 2022
    Inventors: Yong Hyun JEONG, Do Yeon KIM, Min Ki HONG, Chang Hyun PARK, Se Hyeon PARK, Kwan Sik YOON, Sol Bi HWANG, Jae Hyeon LEE, Hyun Chul PARK
  • Publication number: 20210374932
    Abstract: A method for photographing an image performed by a computer device according to an embodiment of the present application includes obtaining a screen division value for photographing an image, classifying a photographing screen into a plurality of sections based on the screen division value, photographing a first image by focusing a first section among the plurality of sections, photographing a second image by focusing a second section among the plurality of sections and transmitting the first image and the second image to a server. According to the method, it is capable of reading whether an image is actually photographed without having a separate ToF module, and applicable to an outdoor environment on which interference from other light rays is strong.
    Type: Application
    Filed: October 23, 2020
    Publication date: December 2, 2021
    Inventors: Min Ki HONG, Chang Hyun PARK, Do Yeon KIM, Se Hyeon PARK, Kwan Sik YOON, Sol Bi HWANG, Jae Hyeon LEE, Yong Hyun JEONG, Hyun Chul PARK
  • Patent number: 11178549
    Abstract: A method performed by an electronic apparatus to provide information associated with activation of a portable terminal according to various embodiments includes acquiring order information associated with the portable terminal, acquiring information associated with delivery of the portable terminal corresponding to the order information from a server, and, based on the order information and the information associated with the delivery of the portable terminal, providing the information associated with the activation of the portable terminal, and the information associated with the activation comprises information on whether the portable terminal has been shipped out.
    Type: Grant
    Filed: January 14, 2021
    Date of Patent: November 16, 2021
    Assignee: Coupang Corp.
    Inventors: Cho Rong Kim, Jung Hun Lee, Min Jung Lee, Han Sol Kim, Young Jin Kim, Chang Hyun Park, Sang Won Seo, Hye Jin Kim, So Yeon Son, Mi Seon Lim, Yoo Jin Yang, Yoo Jeong Jo
  • Patent number: 11113145
    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: Grant
    Filed: February 19, 2019
    Date of Patent: September 7, 2021
    Assignee: SK hynix Inc.
    Inventor: Chang Hyun Park
  • Publication number: 20210121032
    Abstract: The present disclosure relates to a cleaning robot and a method of controlling the same, and more particularly, to a cleaning robot that changes a moving path by detecting an obstacle through a change in permittivity detected while driving about a cleaning space, and a method of controlling the same. The cleaning robot comprises a main body; a driver configured to move the main body; an obstacle detector including an electrode plate provided on the bottom of the main body and a touch IC configured to detect a change in capacitance detected by the electrode plate and; and a controller configured to determine the obstacle based on a signal transmitted by the obstacle detector, and to control the driver.
    Type: Application
    Filed: June 18, 2018
    Publication date: April 29, 2021
    Inventors: Hwa-Sung KIM, Chang Hyun PARK, Su-Ho JO
  • 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