US Patent Issued to QUALCOMM on Aug. 5 for "Millimeter wave (MMW) downlink multiple input multiple output (MIMO) and carrier aggregation (CA) architecture" (California Inventors)

ALEXANDRIA, Va., Aug. 6 -- United States Patent no. 12,381,603, issued on Aug. 5, was assigned to QUALCOMM Inc. (San Diego).

"Millimeter wave (MMW) downlink multiple input multiple output (MIMO) and carrier aggregation (CA) architecture" was invented by Yunfei Feng (San Diego), Li Liu (San Diego) and Gurkanwal Singh Sahota (Rancho Santa Fe, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A receive system for performing carrier aggregation (CA) and multiple input multiple output (MIMO) operation at millimeter wave (mmW) frequencies includes a phased array having a plurality of groupings, each grouping having a pair of sub array structures, each sub array structure having a mixer and a plurality of phase...