ALEXANDRIA, Va., April 7 -- United States Patent no. 12,597,982, issued on April 7, was assigned to Lenovo (Singapore) Pte. Ltd. (Singapore).

"Determining error vector magnitude for a single layer transmission using a multiple-input multiple-output receiver" was invented by Colin D. Frank (Park Ridge, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Apparatuses, methods, and systems are disclosed for calculating an error vector magnitude ("EVM") of a transmitter. An apparatus includes a transceiver that receives, using an unbiased linear multiple-input multiple-output ("MIMO") receiver, a single layer transmission signal transmitted via a propagation channel, the signal generated and transmitted using an ...