Patents by Inventor Yong Jun BAN

Yong Jun BAN 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: 11887901
    Abstract: The present disclosure relates to a semiconductor device, and a test apparatus and method thereof, capable of accurately detecting a defect by using a plurality of resistor circuits in a test process. The test apparatus of a semiconductor device according to an aspect of the present disclosure may include semiconductor chips each including an external resistor circuit disposed to be dispersed along an outer region of a chip and an internal resistor circuit disposed in an inner region of the chip in order to test cracks, and test equipment that drives the external resistor circuit and the internal resistor circuit and compares an output of the external resistor circuit with an output of the internal resistor circuit to detect whether a defect occurs in each of the semiconductor chips.
    Type: Grant
    Filed: September 13, 2021
    Date of Patent: January 30, 2024
    Assignee: SILICON WORKS CO., LTD.
    Inventors: Jae Won Kim, Yong Jun Ban, Wan Tae Kim, Jin A Kim, Soo Chul Jeon
  • Publication number: 20220093477
    Abstract: The present disclosure relates to a semiconductor device, and a test apparatus and method thereof, capable of accurately detecting a defect by using a plurality of resistor circuits in a test process. The test apparatus of a semiconductor device according to an aspect of the present disclosure may include semiconductor chips each including an external resistor circuit disposed to be dispersed along an outer region of a chip and an internal resistor circuit disposed in an inner region of the chip in order to test cracks, and test equipment that drives the external resistor circuit and the internal resistor circuit and compares an output of the external resistor circuit with an output of the internal resistor circuit to detect whether a defect occurs in each of the semiconductor chips.
    Type: Application
    Filed: September 13, 2021
    Publication date: March 24, 2022
    Inventors: Jae Won KIM, Yong Jun BAN, Wan Tae KIM, Jin A KIM, Soo Chul JEON