US Patent Issued to QUALCOMM on Jan. 13 for "Frequency spreading based channel state information acquisition in wireless power transfer" (California Inventors)

ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,525,826, issued on Jan. 13, was assigned to QUALCOMM Inc. (San Diego).

"Frequency spreading based channel state information acquisition in wireless power transfer" was invented by Jing Sun (San Diego), Raviteja Patchava (San Diego) and Xiaoxia Zhang (San Diego).

According to the abstract* released by the U.S. Patent & Trademark Office: "The apparatus may be a reader device configured to transmit a first signal at a first frequency for a backscattering from an energy harvesting (EH) device over a plurality of frequencies, to receive, from an EH device, a backscatter signal over a plurality of frequencies based on a transmitted signal at a first frequency. The apparatus may further be ...