Patents by Inventor Mun-Chae Yoon

Mun-Chae Yoon 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).

  • Method of inspecting quality of organic light-emitting diode and inspecting system for performing the method
    Patent number: 10317457
    Abstract: A method of inspecting the quality of an organic light-emitting diode (OLED) and an inspecting system for performing the method are disclosed. In one aspect, the method includes applying an input voltage to the OLED, measuring an OLED voltage across the OLED and an OLED current flowing through the OLED, estimating a parameter of the OLED based at least in part on the OLED voltage and the OLED current, and extracting a physical characteristic of the OLED based at least in part on the parameter.
    Type: Grant
    Filed: April 27, 2015
    Date of Patent: June 11, 2019
    Assignees: Samsung Display Co., Ltd., Korea University Research and Business Foundation
    Inventors: Jung-Jin Yang, Won-Jun Song, Mun-Chae Yoon, Gyu-Tae Kim, Tae-Woong Yoon
  • METHOD OF INSPECTING QUALITY OF ORGANIC LIGHT-EMITTING DIODE AND INSPECTING SYSTEM FOR PERFORMING THE METHOD
    Publication number: 20160103170
    Abstract: A method of inspecting the quality of an organic light-emitting diode (OLED) and an inspecting system for performing the method are disclosed. In one aspect, the method includes applying an input voltage to the OLED, measuring an OLED voltage across the OLED and an OLED current flowing through the OLED, estimating a parameter of the OLED based at least in part on the OLED voltage and the OLED current, and extracting a physical characteristic of the OLED based at least in part on the parameter.
    Type: Application
    Filed: April 27, 2015
    Publication date: April 14, 2016
    Inventors: Jung-Jin Yang, Won-Jun Song, Mun-Chae Yoon, Gyu-Tae Kim, Tae-Woong Yoon