This inventor holds 2 USPTO granted patents and 2 published patent applications. Top assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.. Active years: 2022.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2022
Title: Sunghwan Cho: Innovator in Display Technology
Introduction
Sunghwan Cho is a prominent inventor based in Wuhan, China. He has made significant contributions to the field of display technology, particularly through his innovative patents. With a total of 2 patents, Cho continues to push the boundaries of what is possible in pixel circuit design and display devices.
Latest Patents
Cho's latest patents include a pixel circuit, driving method thereof, and display device. This application introduces an anti-leakage transistor positioned between the gate of the driving transistor and both the initialization and compensation transistors. The anti-leakage transistor utilizes an active layer with oxide semiconductor, effectively leveraging the low leakage properties of a metal oxide transistor. This design suppresses potential changes at the gate of the driving transistor during the light-emitting phase of a light-emitting diode.
Another notable patent is the pixel driving circuit, method of driving thereof, and display panel. This invention features a driving transistor and a compensation module that includes various types of initialization and compensation transistors. The compensation transistor is designed to transmit a data signal with a compensation threshold voltage to the gate of the driving transistor. This innovative approach allows for dynamic compensation of the gate voltage during the light-emitting phase, significantly enhancing the display effect.
Career Highlights
Sunghwan Cho is currently employed at Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. His work at this company has positioned him as a key player in the advancement of semiconductor display technologies.
Collaborations
Cho collaborates with talented individuals such as Chao Dai and Xuanyun Wang. Their combined expertise contributes to the innovative projects at their company, fostering a collaborative environment that encourages creativity and technological advancement.
Conclusion
Sunghwan Cho's contributions to display technology through his patents demonstrate his commitment to innovation. His work not only enhances the functionality of display devices but also sets a foundation for future advancements in the field.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile