ALEXANDRIA, Va., June 5 -- United States Patent no. 12,278,411, issued on April 15, was assigned to Calterah Semiconductor Technology (Shanghai) Co. Ltd. (Shanghai).
"Radio frequency inverter, transmission line phase shifter, system, chip, and radar sensor" was invented by Tao Liu (Shanghai), Zhengdong Liu (Shanghai), Wenting Zhou (Shanghai) and Jiashu Chen (Shanghai).
According to the abstract* released by the U.S. Patent & Trademark Office: "A radio frequency (RF) inverter, a transmission line phase shifter, a system, a chip, and a radar sensor are provided. The RF inverter includes an inductance circuit and a first phase adjusting circuit that both are arranged symmetrically along a same symmetry axis. The inductance circuit includes a...