Company Filing History:
9 out of 131,611 
2 out of 27,040 
Years Active: 2010-2020
Title: Changjung Kim: Innovator in Display Technology
Introduction
Changjung Kim is a prominent inventor based in Yongin-si, South Korea. He has made significant contributions to the field of display technology, holding a total of 11 patents. His work focuses on improving display apparatuses and thin film transistors, which are essential components in modern electronic devices.
Latest Patents
One of his latest patents is for a display apparatus and method of driving a display panel. This invention includes a display panel, a timing controller, a data driver, and a voltage generator. The display panel features a switching element, a pixel electrode, a common electrode, and a storage electrode. The timing controller processes input image data according to a variable frame rate, generating a data signal with a variable frame length. The data driver converts this signal into a data voltage, which is then output to the pixel electrode. The voltage generator applies a common voltage to the common electrode and a storage voltage that is greater than the common voltage to the storage electrode. This innovation aims to reduce display defects caused by luminance differences between frames displayed at varying frame rates.
Another notable patent involves a thin film transistor and display device. This invention includes a lower gate electrode on a substrate, a gate insulating layer, and a first semiconductor layer. It also features source and drain electrodes, a second semiconductor layer, a passivation layer, and an upper gate electrode. This design enhances the performance and reliability of thin film transistors used in display devices.
Career Highlights
Changjung Kim has worked with leading companies in the technology sector, including Samsung Electronics Co., Ltd. and Samsung Display Co., Ltd. His experience in these organizations has allowed him to develop cutting-edge technologies that have a significant impact on the display industry.
Collaborations
Throughout his career, Changjung has collaborated with notable colleagues such as Youngsoo Park and Sangwook Kim. These partnerships have contributed to the advancement of display technologies and innovations.
Conclusion
Changjung Kim is a key figure in the field of display technology, with numerous patents that reflect his innovative spirit and technical expertise. His contributions continue to shape the future of display devices, making them more efficient and reliable.