ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,388,174, issued on Aug. 12, was assigned to TRON FUTURE TECH INC. (Hsinchu, Taiwan).
"Phased array antenna with independent signal calibration" was invented by Li Han Chang (Hsinchu, Taiwan) and Yu-Jiu Wang (Hsinchu, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An antenna device includes: a substrate; a first ground plate arranged in a first layer and disposed on the substrate; a first signal port and a second signal port arranged in a second layer adjacent to the first layer and configured to transmit a first radio-frequency (RF) signal and a second RF signal, respectively; a first feed line and a second feed line arranged in the second layer ...