ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,445,128, issued on Oct. 14, was assigned to DANAM SYSTEMS INC. (Anyang-si, South Korea).

"Switching circuit having constant on-resistance and matrix switch comprising same" was invented by Na Hyeok Lee (Anyang-si, South Korea), Seong Jong Kim (Siheung-si, South Korea), Yu Kwang Park (Yongin-si, South Korea) and Chae Min Lim (Anyang-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "According to various exemplary embodiments of the present disclosure, a switching circuit is applied so as not to cause a problem due to body-diode and maintains a resistance (ON-resistance) between a drain region and a source region to be constant by adjusting a ...