Patents by Inventor Dong Sun Won

Dong Sun Won 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).

  • Circuit breaker
    Patent number: 12625183
    Abstract: Embodiments of the present specification relate to a circuit breaker control device, a circuit breaker, and a circuit breaker test system, in which: communication is performed with a test device in a data communication manner so as to receive, from the test device, data on information of a test signal for testing a blocking operation of the circuit breaker; a relay element of the test signal is analyzed on the basis of the data; and whether to perform the blocking operation is determined according to an analysis result, and the blocking operation is thus performed according to a determination result.
    Type: Grant
    Filed: March 14, 2022
    Date of Patent: May 12, 2026
    Assignee: LS ELECTRIC CO., LTD.
    Inventor: Dong Sun Won
  • CIRCUIT BREAKER
    Publication number: 20250277854
    Abstract: Embodiments of the present specification relate to a circuit breaker control device, a circuit breaker, and a circuit breaker test system, in which: communication is performed with a test device in a data communication manner so as to receive, from the test device, data on information of a test signal for testing a blocking operation of the circuit breaker; a relay element of the test signal is analyzed on the basis of the data; and whether to perform the blocking operation is determined according to an analysis result, and the blocking operation is thus performed according to a determination result.
    Type: Application
    Filed: March 14, 2022
    Publication date: September 4, 2025
    Inventor: Dong Sun WON
  • Repeater for power line communication and repeating method thereof
    Patent number: 9203474
    Abstract: The present disclosure relates to a repeater for power line communication, capable of preventing a ping-pong phenomenon and a loss of data packet and improving communication reliability and communication speed by allowing a power line communication terminal to add its repeater number in a received data packet for transmission, and a repeating method thereof.
    Type: Grant
    Filed: November 4, 2014
    Date of Patent: December 1, 2015
    Assignee: LSIS Co., Ltd.
    Inventors: Jae Shik Yoon, Dong Sun Won
  • REPEATER FOR POWER LINE COMMUNICATION AND REPEATING METHOD THEREOF
    Publication number: 20150146764
    Abstract: The present disclosure relates to a repeater for power line communication, capable of preventing a ping-pong phenomenon and a loss of data packet and improving communication reliability and communication speed by allowing a power line communication terminal to add its repeater number in a received data packet for transmission, and a repeating method thereof.
    Type: Application
    Filed: November 4, 2014
    Publication date: May 28, 2015
    Applicant: LSIS CO., LTD.
    Inventors: Jae Shik YOON, Dong Sun WON
  • DIMMING LED LIGHTING SYSTEM
    Publication number: 20140312776
    Abstract: The present invention relates to a dimming LED lighting system including a separate switch for adjusting the illumination of an LED lamp. The dimming LED lighting system according to the present invention includes a switch unit connected between a lighting switch and an on/off detection means in order to perform a snapping operation while the lighting switch is in an on state.
    Type: Application
    Filed: June 24, 2011
    Publication date: October 23, 2014
    Applicant: PLANET SYSTEM CO., LTD.
    Inventors: Chung Ha Park, Seung Ryong Paik, Dong Sun Won