ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,470,445, issued on Nov. 11, was assigned to QUALCOMM Inc. (San Diego).

"Multi-carrier on-off keying communications" was invented by Qingjiang Tian (San Diego), Jing Sun (San Diego), Piyush Gupta (Bridgewater, N.J.), Zhifei Fan (San Diego), Raviteja Patchava (San Diego) and Xiaoxia Zhang (San Diego).

According to the abstract* released by the U.S. Patent & Trademark Office: "Certain aspects of the present disclosure provide techniques for multi-carrier on-off keying communications. A method for wireless communications by an apparatus includes receiving a signal comprising multiple carrier frequencies modulated with on-off keying; decoding the signal based at least in part on a delta f...