Patents by Inventor Do Ahn

Do Ahn 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: 20240101443
    Abstract: Provided is a positive electrode active material precursor for a rechargeable lithium battery including a nickel-based composite metal hydroxide including a secondary particle in which a plurality of primary particles are agglomerated, wherein the secondary particle includes a central portion and a surface portion, and the surface portion includes a primary particle coated with manganese oxide, manganese hydroxide, or a mixture thereof.
    Type: Application
    Filed: July 12, 2021
    Publication date: March 28, 2024
    Inventors: Kiyong AHN, Do-Wook JUN, Youngsun KONG, Seonyoung KWON, Min Ju KIM, Dookyun LEE, Kijoo HONG
  • Publication number: 20230403651
    Abstract: A method and apparatus capable of minimizing power consumption occurring when a mobile device is changed from a sleep state to a wake-up state by partially controlling on/off of a display unit and partial booting control of a system function are provided. The method includes detecting a change of the mobile device from a sleep state to a wake-up state, turning on a display unit of the mobile device such that a first section of the mobile device displays an operating region, the first section including one or more portions of the display unit and less than an entire screen of the display unit and waiting for a system function registered in the operating region.
    Type: Application
    Filed: August 25, 2023
    Publication date: December 14, 2023
    Inventors: Byeong Do AHN, Sung Min CHO
  • Patent number: 11743829
    Abstract: A method and apparatus capable of minimizing power consumption occurring when a mobile device is changed from a sleep state to a wake-up state by partially controlling on/off of a display unit and partial booting control of a system function are provided. The method includes detecting a change of the mobile device from a sleep state to a wake-up state, turning on a display unit of the mobile device such that a first section of the mobile device displays an operating region, the first section including one or more portions of the display unit and less than an entire screen of the display unit and waiting for a system function registered in the operating region.
    Type: Grant
    Filed: January 3, 2023
    Date of Patent: August 29, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Byeong Do Ahn, Sung Min Cho
  • Publication number: 20230156605
    Abstract: A method and apparatus capable of minimizing power consumption occurring when a mobile device is changed from a sleep state to a wake-up state by partially controlling on/off of a display unit and partial booting control of a system function are provided. The method includes detecting a change of the mobile device from a sleep state to a wake-up state, turning on a display unit of the mobile device such that a first section of the mobile device displays an operating region, the first section including one or more portions of the display unit and less than an entire screen of the display unit and waiting for a system function registered in the operating region.
    Type: Application
    Filed: January 3, 2023
    Publication date: May 18, 2023
    Inventors: Byeong Do AHN, Sung Min CHO
  • Patent number: 11564171
    Abstract: A method and apparatus capable of minimizing power consumption occurring when a mobile device is changed from a sleep state to a wake-up state by partially controlling on/off of a display unit and partial booting control of a system function are provided. The method includes detecting a change of the mobile device from a sleep state to a wake-up state, turning on a display unit of the mobile device such that a first section of the mobile device displays an operating region, the first section including one or more portions of the display unit and less than an entire screen of the display unit and waiting for a system function registered in the operating region.
    Type: Grant
    Filed: November 25, 2020
    Date of Patent: January 24, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Byeong Do Ahn, Sung Min Cho
  • Publication number: 20220401168
    Abstract: A slave device according to an example embodiment may comprise: a lower shaft; an upper shaft connected to the lower shaft so as to be able to slide with a single degree of freedom; a lower gripper rotatably supporting the lower shaft; an upper gripper rotatably supporting the upper shaft; a lower delta robot movably supporting the lower gripper; and an upper delta robot movably supporting the upper gripper.
    Type: Application
    Filed: June 19, 2020
    Publication date: December 22, 2022
    Inventors: Dong Soo KWON, Un Je YANG, Duk Yoo KONG, Joon Hwan KIM, Duk Sang KIM, Jeong Do AHN, Chang Kyun KIM, Byung Sik CHEON
  • Publication number: 20220313231
    Abstract: Disclosed herein is an asymmetric rolling joint device of a surgical instrument which increases traction force by asymmetrically forming rolling contact surfaces of joint links facing each other. The asymmetric rolling joint device includes: a first joint link part which forms a joint of the surgical instrument; and a second joint link part coming into rolling contact with the first joint link part, wherein rolling contact surfaces where the first joint link part and the second joint link part come into rolling contact with each other are formed asymmetrically so as to increase traction force more than rolling contact surfaces which are formed symmetrically.
    Type: Application
    Filed: August 19, 2021
    Publication date: October 6, 2022
    Inventors: Dong-Soo Kwon, Jeong-Do Ahn, Joon-Hwan Kim, Jae-Min You, Han-Soul Kim, Dong-Geol Lee, Ye-sung Yi, Dong-Hoon Baek
  • Patent number: 11433558
    Abstract: A flexible drive manipulator according to an example embodiment may include a proximal portion, a plurality of joint portions drivably connected from an end of the proximal portion with respect to a longitudinal axis, a distal portion connected to an end of the plurality of joint portions, a pair of drive wires passing through the plurality of joint portions in parallel along the longitudinal axis, the pair of drive wires configured to drive the plurality of joint portions in a rotational direction of rotation with respect to a transverse axis perpendicular to the longitudinal axis, and a fixing wire passing through the plurality of joint portions in a shape of converging along the longitudinal axis, the fixing wire configured to adjust rigidity of the plurality of joint portions.
    Type: Grant
    Filed: August 25, 2020
    Date of Patent: September 6, 2022
    Assignees: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY, EASYENDO SURGICAL, INC.
    Inventors: Dong Soo Kwon, Jae Min You, Joon Hwan Kim, Jeong Do Ahn, Han Soul Kim, Dong Hoon Baek, Dong Geol Lee, Ye Sung Yi, Un Je Yang
  • Publication number: 20220110703
    Abstract: A method of determining hysteresis according to an example embodiment may include capturing a real-time image of the surgical robot driven according to a drive input, and measuring a drive angle of the surgical robot by comparing the real-time image to a previously rendered image data set of the surgical robot, and calculating a difference between the drive input and the measured drive angle.
    Type: Application
    Filed: January 17, 2020
    Publication date: April 14, 2022
    Applicants: Korea Advanced Institute of Science and Technology, Easyendo Surgical, Inc.
    Inventors: Dong Soo KWON, Dong Hoon BAEK, Ju Hwan SEO, Joon Hwan KIM, Jeong Do AHN, Han Soul KIM, Jae Min YOU
  • Publication number: 20210370529
    Abstract: A flexible drive manipulator according to an example embodiment may include a proximal portion, a plurality of joint portions drivably connected from an end of the proximal portion with respect to a longitudinal axis, a distal portion connected to an end of the plurality of joint portions, a pair of drive wires passing through the plurality of joint portions in parallel along the longitudinal axis, the pair of drive wires configured to drive the plurality of joint portions in a rotational direction of rotation with respect to a transverse axis perpendicular to the longitudinal axis, and a fixing wire passing through the plurality of joint portions in a shape of converging along the longitudinal axis, the fixing wire configured to adjust rigidity of the plurality of joint portions.
    Type: Application
    Filed: August 25, 2020
    Publication date: December 2, 2021
    Applicants: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY, EASYENDO SURGICAL, INC.
    Inventors: Dong Soo KWON, Jae Min YOU, Joon Hwan KIM, Jeong Do AHN, Han Soul KIM, Dong Hoon BAEK, Dong Geol LEE, Ye Sung YI, Un Je YANG
  • Patent number: 10959179
    Abstract: A method and apparatus capable of minimizing power consumption occurring when a mobile device is changed from a sleep state to a wake-up state by partially controlling on/off of a display unit and partial booting control of a system function are provided. The method includes detecting a change of the mobile device from a sleep state to a wake-up state, turning on a display unit of the mobile device such that a first section of the mobile device displays an operating region, the first section including one or more portions of the display unit and less than an entire screen of the display unit and waiting for a system function registered in the operating region.
    Type: Grant
    Filed: April 15, 2020
    Date of Patent: March 23, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Byeong Do Ahn, Sung Min Cho
  • Publication number: 20210084585
    Abstract: A method and apparatus capable of minimizing power consumption occurring when a mobile device is changed from a sleep state to a wake-up state by partially controlling on/off of a display unit and partial booting control of a system function are provided. The method includes detecting a change of the mobile device from a sleep state to a wake-up state, turning on a display unit of the mobile device such that a first section of the mobile device displays an operating region, the first section including one or more portions of the display unit and less than an entire screen of the display unit and waiting for a system function registered in the operating region.
    Type: Application
    Filed: November 25, 2020
    Publication date: March 18, 2021
    Inventors: Byeong Do AHN, Sung Min CHO
  • Patent number: 10758746
    Abstract: Disclosed are a radiotherapy assistant apparatus for modulating a build-up region of a photon beam for a radiotherapy, a radiotherapy system including the radiotherapy assistant apparatus, and method for the radiotherapy system. The radiotherapy assistant apparatus for modulating a build-up region of a photon beam for a radiotherapy, including at least: a magnetic field generator that generates a magnetic field that has a direction perpendicular to a movement direction of the photon beam, the magnetic field generator is disposed on a movement route along which the photon beam moves toward a target portion of the radiotherapy; and a magnetic field intensity adjuster that adjusts an intensity of the magnetic field generated by the magnetic field generator. The magnetic field generator disperses secondary electrons that have particular energy levels equal to or lower than a preset value.
    Type: Grant
    Filed: June 22, 2018
    Date of Patent: September 1, 2020
    Assignees: THE ASAN FOUNDATION, UNIVERSITY OF ULSAN FOUNDATION FOR INDUSTRY COOPERATION
    Inventors: Jung Won Kwak, Sang Wook Lee, Byung Chul Cho, Seung Do Ahn, Won Sik Choi, Woo Sang Ahn, Chi Young Jeong, Seong Soo Shin, Kyoung Jun Yoon
  • Publication number: 20200245240
    Abstract: A method and apparatus capable of minimizing power consumption occurring when a mobile device is changed from a sleep state to a wake-up state by partially controlling on/off of a display unit and partial booting control of a system function are provided. The method includes detecting a change of the mobile device from a sleep state to a wake-up state, turning on a display unit of the mobile device such that a first section of the mobile device displays an operating region, the first section including one or more portions of the display unit and less than an entire screen of the display unit and waiting for a system function registered in the operating region.
    Type: Application
    Filed: April 15, 2020
    Publication date: July 30, 2020
    Inventors: Byeong Do AHN, Sung Min CHO
  • Patent number: 10631247
    Abstract: A method and apparatus capable of minimizing power consumption occurring when a mobile device is changed from a sleep state to a wake-up state by partially controlling on/off of a display unit and partial booting control of a system function are provided. The method includes detecting a change of the mobile device from a sleep state to a wake-up state, turning on a display unit of the mobile device such that a first section of the mobile device displays an operating region, the first section including one or more portions of the display unit and less than an entire screen of the display unit and waiting for a system function registered in the operating region.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: April 21, 2020
    Assignee: Samsung Electronic Co., Ltd.
    Inventors: Byeong Do Ahn, Sung Min Cho
  • Patent number: 10532225
    Abstract: Disclosed is a tumor surface dose enhancing radiotherapy apparatus using a magnetic field, including a radiation beam generating unit that irradiates a radiation beam towards a tumor of a patient, a magnetic field generating unit that forms a magnetic field that is parallel to the radiation beam between the radiation beam generating unit and the tumor of the patient, and a control unit that controls a surface dose of the tumor by adjusting an intensity and an effective area of the magnetic field of the magnetic field generating unit.
    Type: Grant
    Filed: December 7, 2018
    Date of Patent: January 14, 2020
    Assignee: THE ASAN FOUNDATION
    Inventors: Jung Won Kwak, Nurihyun Jung, Byung Chul Cho, Seung Do Ahn, Sang Wook Lee, Jae Beom Bae
  • Publication number: 20190208466
    Abstract: A method and apparatus capable of minimizing power consumption occurring when a mobile device is changed from a sleep state to a wake-up state by partially controlling on/off of a display unit and partial booting control of a system function are provided. The method includes detecting a change of the mobile device from a sleep state to a wake-up state, turning on a display unit of the mobile device such that a first section of the mobile device displays an operating region, the first section including one or more portions of the display unit and less than an entire screen of the display unit and waiting for a system function registered in the operating region.
    Type: Application
    Filed: March 11, 2019
    Publication date: July 4, 2019
    Inventors: Byeong Do AHN, Sung Min CHO
  • Publication number: 20190118000
    Abstract: Disclosed is a tumor surface dose enhancing radiotherapy apparatus using a magnetic field, including a radiation beam generating unit that irradiates a radiation beam towards a tumor of a patient, a magnetic field generating unit that forms a magnetic field that is parallel to the radiation beam between the radiation beam generating unit and the tumor of the patient, and a control unit that controls a surface dose of the tumor by adjusting an intensity and an effective area of the magnetic field of the magnetic field generating unit.
    Type: Application
    Filed: December 7, 2018
    Publication date: April 25, 2019
    Applicant: THE ASAN FOUNDATION
    Inventors: Jung Won KWAK, Nurihyun JUNG, Byung Chul CHO, Seung Do AHN, Sang Wook LEE, Jae Beom BAE
  • Patent number: 10231186
    Abstract: A method and apparatus capable of minimizing power consumption occurring when a mobile device is changed from a sleep state to a wake-up state by partially controlling on/off of a display unit and partial booting control of a system function are provided. The method includes detecting a change of the mobile device from a sleep state to a wake-up state, turning on a display unit of the mobile device such that a first section of the mobile device displays an operating region, the first section including one or more portions of the display unit and less than an entire screen of the display unit and waiting for a system function registered in the operating region.
    Type: Grant
    Filed: July 5, 2017
    Date of Patent: March 12, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Byeong Do Ahn, Sung Min Cho
  • Patent number: 10188875
    Abstract: Disclosed is a tumor surface dose enhancing radiotherapy apparatus using a magnetic field, including a radiation beam generating unit that irradiates a radiation beam towards a tumor of a patient, a magnetic field generating unit that forms a magnetic field that is parallel to the radiation beam between the radiation beam generating unit and the tumor of the patient, and a control unit that controls a surface dose of the tumor by adjusting an intensity and an effective area of the magnetic field of the magnetic field generating unit.
    Type: Grant
    Filed: October 14, 2016
    Date of Patent: January 29, 2019
    Assignee: THE ASAN FOUNDATION
    Inventors: Jung Won Kwak, Nurihyun Jung, Byung Chul Cho, Seung Do Ahn, Sang Wook Lee, Jae Beom Bae