Patents by Inventor Kang-min Lee

Kang-min Lee 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: 20230024115
    Abstract: The present disclosure relates to a high-strength hot-dip galvanized steel sheet having excellent surface quality and electrical resistance spot weldability, and a method for manufacturing the same. A galvanized steel sheet according to an aspect of the present disclosure is a galvanized steel sheet including a base steel sheet and a zinc-based plating layer formed on a surface of the base steel sheet, wherein a ratio (a/b) of a hardness of a surface layer portion (a) to a hardness of an internal portion (b) of the base steel sheet may be less than 0.95.
    Type: Application
    Filed: December 18, 2020
    Publication date: January 26, 2023
    Applicant: POSCO
    Inventors: Ki-Cheol Kang, Chung-Hwan Lee, Yong-Joo Kim, Kang-Min Lee, Kyoo-Young Lee
  • Patent number: 11483673
    Abstract: A method of wirelessly connecting a first device to a target device is provided. The method includes searching for at least one device located in an orientation region of the first device, when a first input signal is received, determining the target device based on a direction that the first device is oriented, performing a wireless connection with the target device, and determining whether to maintain the wireless connection with the target device, when a second input signal is received.
    Type: Grant
    Filed: April 2, 2020
    Date of Patent: October 25, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kang-min Lee, Hyun-geun Jo, Hyung-rae Cho, Gi-ppeum Choi, Jae-keun Na, Young-eun Lee
  • Patent number: 11396712
    Abstract: Provided is a manufacturing method of a surface-treated Zn—Ni alloy electroplated steel sheet, the method comprising the steps of: preparing a Zn—Ni alloy electroplated steel sheet including a steel sheet and a Zn—Ni alloy-plated layer with an Ni content of 5-20 wt % (S1); preparing an alkaline electrolyte solution in which 4-250 g/L of potassium hydroxide (KOH) or sodium hydroxide (NaOH) or both combined are added in distilled water (S2); and inside the alkaline electrolyte solution, placing the Zn—Ni alloy electroplated steel sheet as an anode and installing another metal sheet as a cathode, and applying 2-10 V of an alternating or direct current to conductor electrochemical etching such that a 3-point average value of the arithmetic average roughness (Ra) of the surface of the Zn—Ni alloy electroplated steel sheet reaches 200-400 nm, thereby producing a surface-treated electroplated steel sheet (S3).
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: July 26, 2022
    Assignee: POSCO
    Inventors: Kang-Min Lee, Hye-Jin Yoo, Je-Hoon Baek, Chang-Se Byeon, Jung-Su Kim
  • Publication number: 20210408635
    Abstract: A degassing system of a pouch for a secondary battery is provided. In the degassing system, after inhaling gas regardless of the size of a cell pocket, the gas may be processed, and the convenience of work may be increased by setting the period of degassing time or the amount of gas to be discharged according to the size of a pouch, and an abnormality in a suction line for degassing may be automatically detected according to a comparison value by comparing the amount of discharged gas with a reference value preset by each pouch size.
    Type: Application
    Filed: June 22, 2021
    Publication date: December 30, 2021
    Inventors: Jae Gyu BYUN, Dong Ju KIM, Jin Go KIM, Seung Noh LEE, Taek Eon JEONG, Deok Kun KIM, Kang Min LEE
  • Patent number: 11209930
    Abstract: Disclosed is a method of controlling a wearable device. The method includes obtaining a touch input on a first sensing area of a screen of the wearable device and a hovering input on a second sensing area of the screen. The method also includes determining input pattern information based on the obtained touch input and the obtained hovering input, generating a control signal based on the determined input pattern information, and providing the generated control signal. The first sensing area is in a center of the screen and the second sensing area is in a perimeter of the screen, outside of and separate from the first sensing area. The first sensing area is not configured to sense the hovering input and the second sensing area is not configured to sense the touch input.
    Type: Grant
    Filed: October 7, 2019
    Date of Patent: December 28, 2021
    Inventor: Kang-min Lee
  • Publication number: 20210388504
    Abstract: Provided is a surface treatment solution composition comprising: 30 to 51 wt % of a trivalent chromium compound comprising chromium phosphate (A) and chromium nitrate (B) and having a content ratio of A/(A+B) that satisfies 0.3 to 0.6; 5 to 15 wt % of silane coupling agent; 0.2 to 3 wt % of vanadium-based anti-corrosive rust inhibitor; 3 to 12 wt % of colloidal silica; 0.5 to 5 wt % of polysiloxane copolymer; and 14 to 61.3 wt % of water, a hot dip galvanized steel sheet surface-treated using same, and a manufacturing method thereof. The hot dip galvanized steel sheet treated with the surface treatment solution composition containing trivalent chromium has an excellent corrosion resistance, blackening resistance, pipe-forming oil reactivity, and alkali resistance.
    Type: Application
    Filed: October 17, 2019
    Publication date: December 16, 2021
    Inventors: Soo-Hyoun CHO, Kang-Min LEE
  • Publication number: 20210367306
    Abstract: A degassing device of a pouch for a secondary battery and a degassing device using the same are provided. The degassing apparatus includes a separation unit including an adsorption plate adsorbing at least one surface of the pouch, and forming a space inside of the pouch by pulling the adsorption plate, and a gas removal unit installed on the adsorption plate, piercing the pouch with a needle having a gas discharge path therein, and removing gas from the pouch through the gas discharge path.
    Type: Application
    Filed: May 21, 2021
    Publication date: November 25, 2021
    Inventors: Jae Gyu BYUN, Dong Ju KIM, Jin Go KIM, Seung Noh LEE, Taek Eon JEONG, Deok Kun KIM, Kang Min LEE
  • Publication number: 20210305444
    Abstract: There is provided a transparent semiconductor substrate and a method for manufacturing same includes a semiconductor substrate including a first surface and a second surface opposite to the first surface; and a through-hole penetrating the semiconductor substrate, wherein the through-hole includes an inclined portion inclined with respect to the first surface and second surface.
    Type: Application
    Filed: June 14, 2019
    Publication date: September 30, 2021
    Applicant: UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Kwan Yong SEO, Kang Min LEE
  • Publication number: 20210285118
    Abstract: Provided is a manufacturing method of a surface-treated Zn—Ni alloy electroplated steel sheet, the method comprising the steps of: preparing a Zn—Ni alloy electroplated steel sheet including a steel sheet and a Zn—Ni alloy-plated layer with an Ni content of 5-20 wt % (S1); preparing an alkaline electrolyte solution in which 4-250 g/L of potassium hydroxide (KOH) or sodium hydroxide (NaOH) or both combined are added in distilled water (S2); and inside the alkaline electrolyte solution, placing the Zn—Ni alloy electroplated steel sheet as an anode and installing another metal sheet as a cathode, and applying 2-10 V of an alternating or direct current to conductor electrochemical etching such that a 3-point average value of the arithmetic average roughness (Ra) of the surface of the Zn—Ni alloy electroplated steel sheet reaches 200-400 nm, thereby producing a surface-treated electroplated steel sheet (S3).
    Type: Application
    Filed: June 28, 2019
    Publication date: September 16, 2021
    Applicant: POSCO
    Inventors: Kang-Min LEE, Hye-Jin YOO, Je-Hoon BAEK, Chang-Se BYEON, Jung-Su KIM
  • Patent number: 11039000
    Abstract: Disclosed are a user terminal apparatus and a control method therefor. According to the present invention, a user terminal apparatus comprises: a communication unit for performing data communication with a plurality of other user terminal devices which are set as a group; a controller for determining an output order of voice messages corresponding to user voices according to a predetermined condition, when the user voices are received from a plurality of other user terminal apparatus; and an output unit for outputting voice messages in a determined output order. Accordingly, the user terminal apparatus can provide a service that enables easy group community with a plurality of other user apparatus.
    Type: Grant
    Filed: September 27, 2016
    Date of Patent: June 15, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seol-hye Won, Jin Ra, Seok-min Oh, Kang-min Lee, Chul-ho Han
  • Patent number: 10942546
    Abstract: A method of an electronic device for processing gesture is provided. The method includes, in response to an input of a hovering gesture to a flexible display of the electronic device, wherein the flexible display is divided in response to folding of the electronic device into a first area and a second area based on a folding line, sensing the hovering gesture in the first area and the second area, respectively, and determining a hovering point corresponding to the hovering gesture, based on the sensed positions of the first area and the second area, respectively. Accordingly, a hovering gesture can be detected with increased accuracy.
    Type: Grant
    Filed: April 24, 2019
    Date of Patent: March 9, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jeong-rok Park, Kang-min Lee, Dong-churl Kim, Jae-young Huh
  • Publication number: 20210018114
    Abstract: The present invention relates to a gas fuse cock embedded with a flow rate sensor and an automatic gas safety shut-off device having the same, in which a flow rate sensor unit is injection-molded integrally with the gas fuse cock, and the flow rate sensor is mounted to reduce leakage of gas without a separate connecting component, and the present invention provides a gas fuse cock embedded with a flow rate sensor and an automatic gas safety shut-off device having the same, in which the flow rate sensor is directly embedded in a housing of a gas valve without a separate connecting tube, and a connecting portion is eliminated, thereby improving safety against leakage of gas.
    Type: Application
    Filed: January 31, 2019
    Publication date: January 21, 2021
    Applicant: SAFETEC CO., LTD.
    Inventors: In Kyu KIM, Kang Min LEE
  • Patent number: 10791441
    Abstract: A terminal device is provided. The terminal device includes a communication interface unit configured to receive image data of an application installed in another terminal device that is streamed from the another terminal device, a display unit configured to display the image data, a control unit configured to receive an installation file associated with the application through the communication interface unit while the image data is being displayed, and to execute the received installation file when authentication of the installation file is completed, and a storage unit configured to allow the application to be installed therein according to execution of the installation file.
    Type: Grant
    Filed: January 3, 2020
    Date of Patent: September 29, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyung-rae Cho, Kang-min Lee, Hyun-geun Jo, Gi-ppeum Choi
  • Publication number: 20200236502
    Abstract: A method of wirelessly connecting a first device to a target device is provided. The method includes searching for at least one device located in an orientation region of the first device, when a first input signal is received, determining the target device based on a direction that the first device is oriented, performing a wireless connection with the target device, and determining whether to maintain the wireless connection with the target device, when a second input signal is received.
    Type: Application
    Filed: April 2, 2020
    Publication date: July 23, 2020
    Inventors: Kang-min LEE, Hyun-geun JO, Hyung-rae CHO, Gi-ppeum CHOI, Jae-keun NA, Young-eun LEE
  • Patent number: 10672209
    Abstract: Provided are door lock control apparatus and method having enhanced security and being capable of providing improved convenience to a user, the door lock control method including: requesting a server for security information set in a door lock; receiving first security information from the server; unlocking the door lock by using the first security information; and setting second security information different from the first security information, in the door lock.
    Type: Grant
    Filed: July 21, 2016
    Date of Patent: June 2, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kang-min Lee, Seung-eok Choi, Jae-eun Kang, Chang-han Kim, Jong-youb Ryu, Chang-hyun Lee
  • Patent number: 10649553
    Abstract: An input device and method for control based on input device tilt is provided. The input device includes a conductive tip formed at one end of the input device, a resonant circuit unit configured to generate a response signal corresponding to a signal entering through the conductive tip and output the response signal through the conductive tip, and a connection part formed between the conductive tip and a body of the input device to enclose a periphery of the conductive tip so as to have a part of the conductive tip exposed from one end of the input device. The connection part includes a metal member having a larger cross-section area than a cross-section area of the conductive tip and which affects signal intensity in response to input device tilt as detected by a touch screen of an electronic device.
    Type: Grant
    Filed: June 20, 2019
    Date of Patent: May 12, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kang-nam Kim, Sung-soo Park, Byung-hoon Kang, Kang-min Lee
  • Publication number: 20200145801
    Abstract: A terminal device is provided. The terminal device includes a communication interface unit configured to receive image data of an application installed in another terminal device that is streamed from the another terminal device, a display unit configured to display the image data, a control unit configured to receive an installation file associated with the application through the communication interface unit while the image data is being displayed, and to execute the received installation file when authentication of the installation file is completed, and a storage unit configured to allow the application to be installed therein according to execution of the installation file.
    Type: Application
    Filed: January 3, 2020
    Publication date: May 7, 2020
    Inventors: Hyung-rae CHO, Kang-min LEE, Hyun-geun JO, Gi-ppeum CHOI
  • Publication number: 20200068658
    Abstract: An electronic device is disclosed. The disclosed electronic device comprises: a communication module for communicating with a server, a device, and an access point (AP); a memory for storing identification information of the access point and account information on the server; and a processor electrically connected with the communication module and the memory, wherein the processor searches for the device through the communication module, connects with the searched for device, and can transmit the identification information of the access point and the account information to the connected device.
    Type: Application
    Filed: February 14, 2018
    Publication date: February 27, 2020
    Inventor: Kang Min LEE
  • Patent number: 10560826
    Abstract: A terminal device is provided. The terminal device includes a communication interface unit configured to receive image data of an application installed in another terminal device that is streamed from the another terminal device, a display unit configured to display the image data, a control unit configured to receive an installation file associated with the application through the communication interface unit while the image data is being displayed, and to execute the received installation file when authentication of the installation file is completed, and a storage unit configured to allow the application to be installed therein according to execution of the installation file.
    Type: Grant
    Filed: May 22, 2019
    Date of Patent: February 11, 2020
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Hyung-rae Cho, Kang-min Lee, Hyun-geun Jo, Gi-ppeum Choi
  • Publication number: 20200033966
    Abstract: Disclosed is a method of controlling a wearable device including obtaining, by the wearable device, a touch input and a hovering input, determining input pattern information based on the obtained touch input and the obtained hovering input, generating a control signal based on the determined input pattern information, and providing the generated control signal.
    Type: Application
    Filed: October 7, 2019
    Publication date: January 30, 2020
    Inventor: Kang-min LEE