NTT DOCOMO and NEC have successfully tested a 5G standalone (SA) network using a base station conforming to O-RAN specifications in a multi-vendor configuration.

A software upgrade to NEC’s 5G base station baseband unit operating on DOCOMO’s commercial network transitioned it from a non-standalone system into a standalone using the same hardware.

5G SA networks enable operators to provide services that take full advantage of the latest mobile...