ALEXANDRIA, Va., June 17 -- United States Patent no. 12,316,391, issued on May 27, was assigned to Kyocera International Inc (San diego).
"Phased-array antenna precision self-calibration" was invented by James June-Ming Wang (San Diego), Yuh-Min Lin (San Diego) and Powei Chen (San Diego).
According to the abstract* released by the U.S. Patent & Trademark Office: "Radio Frequency (RF) circuit (amplifiers, mixer, etc.) design with RFIC, e.g., implemented in CMOS, CaAs, SiGe, or other silicon processes, suffers performance variations (gain phase, frequency, bandwidth, nonlinearity) due to wafer process variations, temperature changes, and supply voltage changes, and random variations. In this invention, methods are proposed to precisely cali...