Patents by Inventor Seung-Chul Choi

Seung-Chul 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).

  • Publication number: 20240003966
    Abstract: Disclosed herein is a burn-in system with a plurality of plugs on test boards, including: a main body (100) which has a test chamber (200) with an open front side; a plurality of test boards (40) on which a plurality of semiconductor chips (90) are mounted and which is mounted in the test chamber (200); a main board which tests the semiconductor chips by exchanging signals with the plurality of semiconductor chips; a door (540) which is provided on the main body (100) to open and close the test chamber (200); and a temperature control means provided inside the main body (100) to heat and cool the test boards (40) mounted inside the test chamber (200).
    Type: Application
    Filed: May 30, 2023
    Publication date: January 4, 2024
    Applicant: Meritech CO., Ltd.
    Inventors: BYUNG GOOK CHANG, JONG JIN PARK, SEUNG CHUL CHOI, seung nam Kang
  • Patent number: 11825013
    Abstract: An apparatus and method are provided. The method includes reproducing, by a portable phone, multimedia content via an external output device while the portable phone is coupled with the external output device, determining whether the portable phone is decoupled from the external output device, and terminating the reproducing of the multimedia content based at least in part on a determination that the portable phone is decoupled from the external output device.
    Type: Grant
    Filed: September 29, 2021
    Date of Patent: November 21, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-Sub Lee, Kyoung-Ae Lim, Kyoung-Shin Lee, Seung-Chul Choi
  • Patent number: 11733756
    Abstract: An electronic device is provided. The electronic device includes a battery, a power management integrated circuit (PMIC), that is electrically connected to the battery, adjusts at least part of power received from the battery, and outputs a controlled power, a processor electrically connected to the PMIC, at least one power sensor that is one of electrically connected between the battery and the PMIC and constitutes a part of the PMIC, and a control circuit electrically connected to the at least one power sensor. The control circuit acquires at least one of a current value and a power value input into the PMIC from the battery, determines whether at least one of the acquired current value and power value is greater than or equal to a threshold, and generates a first signal for controlling at least one of the PMIC and the processor, at least partially based on the determination.
    Type: Grant
    Filed: January 24, 2020
    Date of Patent: August 22, 2023
    Inventors: Yun-Hui Han, Min-Su Kim, Chul-Woo Park, Seung-Chul Choi
  • Patent number: 11658507
    Abstract: A battery charging method and an electronic device are disclosed. The electronic device can comprise: a connection unit comprising a first terminal to which a voltage is applied by an external device, and a second terminal for transmitting/receiving data; a first charging unit for charging a battery connected to the electronic device by using the voltage applied to the first terminal; and a second charging unit for charging the battery by dropping the voltage applied to the first terminal according to a preset voltage drop rate.
    Type: Grant
    Filed: September 27, 2017
    Date of Patent: May 23, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Geun Yoon, Kang-Jun Ko, Chul-Woo Park, Ku-Chul Jung, Seung-Chul Choi
  • Patent number: 11320889
    Abstract: Disclosed is an electronic apparatus comprising a memory which is electrically connected to a processor and in which at least one command associated with the execution of the processor is stored, wherein the command is configured such that information on the frequency of the woken-up state of a display for a designated period of time is collected upon execution of the processor and that the information on the frequency of the woken-up state is compared with designated conditions, and a sensitivity associated with the detection of the arrangement status of the electronic apparatus is adjusted or maintained according to whether the conditions are satisfied or not. Other various embodiments as understood from the specification are possible.
    Type: Grant
    Filed: November 1, 2016
    Date of Patent: May 3, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seung Chul Choi, Bong Su Chun
  • Patent number: 11317256
    Abstract: A method of, and a mobile terminal configured for, efficiently displaying an event indication in the form of a pop-up box during idle mode of a mobile terminal is provided. Upon occurrence of a second event in idle mode, it is determined whether an event pop-up box indicating an occurrence of a first event of the same type as the second event exists. When the event pop-up box indicating the occurrence of the first event exists, the event pop-up box is updated with information indicating the occurrence of the second event and displayed on a display.
    Type: Grant
    Filed: May 18, 2020
    Date of Patent: April 26, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Su-A Baek, Kyung-Ae Lim, Seung-Chul Choi, Jae-Won Chang
  • Patent number: 11310356
    Abstract: Disclosed is a method of and apparatus for displaying call information in a mobile communication terminal and a mobile communication terminal adapted to display call information. The method includes the steps of checking the call information when a call occurs, updating and storing the call information according to a status of the call, and displaying the updated call information.
    Type: Grant
    Filed: March 20, 2018
    Date of Patent: April 19, 2022
    Inventors: Hee-Jeong Cho, Kyoung-Ae Lim, Seung-Chul Choi
  • Publication number: 20220021761
    Abstract: An apparatus and method are provided. The method includes reproducing, by a portable phone, multimedia content via an external output device while the portable phone is coupled with the external output device, determining whether the portable phone is decoupled from the external output device, and terminating the reproducing of the multimedia content based at least in part on a determination that the portable phone is decoupled from the external output device.
    Type: Application
    Filed: September 29, 2021
    Publication date: January 20, 2022
    Inventors: Jong-Sub LEE, Kyoung-Ae LIM, Kyoung-Shin LEE, Seung-Chul CHOI
  • Patent number: 11153429
    Abstract: An apparatus and method are provided. The method includes reproducing, by a portable phone, multimedia content via an external output device while the portable phone is coupled with the external output device, determining whether the portable phone is decoupled from the external output device, and terminating the reproducing of the multimedia content based at least in part on a determination that the portable phone is decoupled from the external output device.
    Type: Grant
    Filed: April 23, 2018
    Date of Patent: October 19, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-Sub Lee, Kyoung-Ae Lim, Kyoung-Shin Lee, Seung-Chul Choi
  • Publication number: 20200280823
    Abstract: A method of, and a mobile terminal configured for, efficiently displaying an event indication in the form of a pop-up box during idle mode of a mobile terminal is provided. Upon occurrence of a second event in idle mode, it is determined whether an event pop-up box indicating an occurrence of a first event of the same type as the second event exists. When the event pop-up box indicating the occurrence of the first event exists, the event pop-up box is updated with information indicating the occurrence of the second event and displayed on a display.
    Type: Application
    Filed: May 18, 2020
    Publication date: September 3, 2020
    Inventors: Su-A BAEK, Kyung-Ae LIM, Seung-Chul CHOI, Jae-Won CHANG
  • Patent number: 10681508
    Abstract: A method of, and a mobile terminal configured for, efficiently displaying an event indication in the form of a pop-up box during idle mode of a mobile terminal is provided. Upon occurrence of a second event in idle mode, it is determined whether an event pop-up box indicating an occurrence of a first event of the same type as the second event exists. When the event pop-up box indicating the occurrence of the first event exists, the event pop-up box is updated with information indicating the occurrence of the second event and displayed on a display.
    Type: Grant
    Filed: June 5, 2017
    Date of Patent: June 9, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Su-A Baek, Kyung-Ae Lim, Seung-Chul Choi, Jae-Won Chang
  • Publication number: 20200159306
    Abstract: An electronic device is provided. The electronic device includes a battery, a power management integrated circuit (PMIC), that is electrically connected to the battery, adjusts at least part of power received from the battery, and outputs a controlled power, a processor electrically connected to the PMIC, at least one power sensor that is one of electrically connected between the battery and the PMIC and constitutes a part of the PMIC, and a control circuit electrically connected to the at least one power sensor. The control circuit acquires at least one of a current value and a power value input into the PMIC from the battery, determines whether at least one of the acquired current value and power value is greater than or equal to a threshold, and generates a first signal for controlling at least one of the PMIC and the processor, at least partially based on the determination.
    Type: Application
    Filed: January 24, 2020
    Publication date: May 21, 2020
    Inventors: Yun-Hui HAN, Min-Su KIM, Chul-Woo PARK, Seung-Chul CHOI
  • Publication number: 20200044458
    Abstract: A battery charging method and an electronic device are disclosed. The electronic device can comprise: a connection unit comprising a first terminal to which a voltage is applied by an external device, and a second terminal for transmitting/receiving data; a first charging unit for charging a battery connected to the electronic device by using the voltage applied to the first terminal; and a second charging unit for charging the battery by dropping the voltage applied to the first terminal according to a preset voltage drop rate.
    Type: Application
    Filed: September 27, 2017
    Publication date: February 6, 2020
    Inventors: Sung-Geun YOON, Kang-Jun KO, Chul-Woo PARK, Ku-Chul JUNG, Seung-Chul CHOI
  • Patent number: 10545555
    Abstract: An electronic device is provided. The electronic device includes a battery, a power management integrated circuit (PMIC), that is electrically connected to the battery, adjusts at least part of power received from the battery, and outputs a controlled power, a processor electrically connected to the PMIC, at least one power sensor that is one of electrically connected between the battery and the PMIC and constitutes a part of the PMIC, and a control circuit electrically connected to the at least one power sensor. The control circuit acquires at least one of a current value and a power value input into the PMIC from the battery, determines whether at least one of the acquired current value and power value is greater than or equal to a threshold, and generates a first signal for controlling at least one of the PMIC and the processor, at least partially based on the determination.
    Type: Grant
    Filed: September 9, 2016
    Date of Patent: January 28, 2020
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Yun-Hui Han, Min-Su Kim, Chul-Woo Park, Seung-Chul Choi
  • Publication number: 20180292882
    Abstract: Disclosed is an electronic apparatus comprising a memory which is electrically connected to a processor and in which at least one command associated with the execution of the processor is stored, wherein the command is configured such that information on the frequency of the woken-up state of a display for a designated period of time is collected upon execution of the processor and that the information on the frequency of the woken-up state is compared with designated conditions, and a sensitivity associated with the detection of the arrangement status of the electronic apparatus is adjusted or maintained according to whether the conditions are satisfied or not. Other various embodiments as understood from the specification are possible.
    Type: Application
    Filed: November 1, 2016
    Publication date: October 11, 2018
    Inventors: Seung Chul CHOI, Bong Su CHUN
  • Publication number: 20180241872
    Abstract: An apparatus and method are provided. The method includes reproducing, by a portable phone, multimedia content via an external output device while the portable phone is coupled with the external output device, determining whether the portable phone is decoupled from the external output device, and terminating the reproducing of the multimedia content based at least in part on a determination that the portable phone is decoupled from the external output device.
    Type: Application
    Filed: April 23, 2018
    Publication date: August 23, 2018
    Inventors: Jong-Sub LEE, Kyoung-Ae LIM, Kyoung-Shin LEE, Seung-Chul CHOI
  • Publication number: 20180213075
    Abstract: Disclosed is a method of and apparatus for displaying call information in a mobile communication terminal and a mobile communication terminal adapted to display call information. The method includes the steps of checking the call information when a call occurs, updating and storing the call information according to a status of the call, and displaying the updated call information.
    Type: Application
    Filed: March 20, 2018
    Publication date: July 26, 2018
    Inventors: Hee-Jeong CHO, Kyoung-Ae LIM, Seung-Chul CHOI
  • Patent number: 9983654
    Abstract: An electronic device is disclosed. The electronic device may include a data provider that stores at least one piece of data for calculating a current consumption value according to each application type; and a processor that changes a data collection period according to a power state of the electronic device, collect data from the data provider, calculates the current consumption value according to each application type based on the power state of the electronic device based on the collected data, and displays the calculated current consumption value according to each application type on a display.
    Type: Grant
    Filed: October 15, 2015
    Date of Patent: May 29, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Min-Su Kim, Chi-Hyun Cho, Seung-Chul Choi
  • Patent number: 9954997
    Abstract: An apparatus and method are provided. The method includes reproducing, by a portable phone, multimedia content via an external output device while the portable phone is coupled with the external output device, determining whether the portable phone is decoupled from the external output device, and terminating the reproducing of the multimedia content based at least in part on a determination that the portable phone is decoupled from the external output device.
    Type: Grant
    Filed: May 26, 2015
    Date of Patent: April 24, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-Sub Lee, Kyoung-Ae Lim, Kyoung-Shin Lee, Seung-Chul Choi
  • Patent number: 9924015
    Abstract: Disclosed is a method of displaying call information in a mobile communication terminal and a mobile communication terminal adapted to display call information. The method includes the steps of checking the call information when a call occurs, updating and storing the call information according to a status of the call, and displaying the updated call information.
    Type: Grant
    Filed: March 17, 2006
    Date of Patent: March 20, 2018
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Hee-Jeong Cho, Kyoung-Ae Lim, Seung-Chul Choi