ALEXANDRIA, Va., March 31 -- United States Patent no. 12,591,533, issued on March 31, was assigned to STMicroelectronics International N.V. (Geneva).

"Configurable stream switch with virtual channels for the sharing of I/O ports in stream-based architectures" was invented by Antonio De Vita (Milan), Thomas Boesch (Rovio, Switzerland) and Giuseppe Desoli (San Fermo Della Battaglia, Italy).

According to the abstract* released by the U.S. Patent & Trademark Office: "A stream switch includes a data router, configuration registers, and arbitration logic. The data router has a plurality of input ports, each having a plurality of associated virtual input channels, and a plurality of output ports, each having a plurality of associated virtual out...