ALEXANDRIA, Va., March 17 -- United States Patent no. 12,581,422, issued on March 17, was assigned to Motorola Mobility LLC (Chicago).

"Unequal additional maximum power reduction for dual transmit modes" was invented by Armin W Klomsdorf (Chicago) and John R Mura (Clarendon Hills, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A communication device, method and computer program product optimized additional maximum power reduction (A-MPR) during cooperative concurrent uplink transmission. The communication device configures a communications subsystem to perform cooperative concurrent uplink transmissions mode(s). The communications subsystem has transmit chains that include a first transmit chain and a s...