ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,418,305, issued on Sept. 16, was assigned to NEWRADIO TECHNOLOGIES Co. LTD. (Shenzhen, China).

"Three-state quantitative successive approximation method and successive approximation analog-to-digital converter circuit" was invented by Xiaofeng Guo (Shenzhen, China), Zhenqi Chen (Shenzhen, China), Run Chen (Shenzhen, China) and Yonggang Chen (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a successive approximation method of three-state quantization and a successive approximation analog-to-digital converter circuit. The method includes for a first successive approximation of the arbitrary analog input sign...