US Patent Issued to QUALCOMM on Jan. 13 for "Ultra-wideband (UWB) residual sideband (RSB) calibration using bi-phase shift keying (BPSK) signal source" (California Inventors)

ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,526,061, issued on Jan. 13, was assigned to QUALCOMM Inc. (San Diego).

"Ultra-wideband (UWB) residual sideband (RSB) calibration using bi-phase shift keying (BPSK) signal source" was invented by Cheng-Han Wang (San Jose, Calif.), Varun Amar Reddy (San Diego), Qi Zhou (Milpitas, Calif.), Hsin-Hsu Chen (Santa Clara, Calif.), Liang Zhao (Saratoga, Calif.), Koorosh Akhavan (San Diego), Yi Zeng (San Jose, Calif.), Chan Hong Park (San Jose, Calif.) and Le Nguyen Luong (San Diego).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for radio frequency (RF) residual sideband (RSB) calibration includes a complex (in phase/quadrature (I/Q)) signal receiver, a ...