ALEXANDRIA, Va., March 19 -- United States Patent no. 12,252,162, issued on March 18, was assigned to Siemens Mobility Inc. (New York).

"Multi-channel communication between end of train device and head of train device" was invented by Mario Fernandes (Jacksonville, Fla.) and Omer Metel (Anchorage, Ky.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An automatic train communications system includes a plurality of electronic train devices and a multi-channel communications network, wherein each electronic train device comprises a radio module configured to support a plurality of communications protocols and a plurality of frequency bands, and select a communications protocol and/or a frequency band from the plu...