NTT DOCOMO  and NEC  have succeeded in interoperability testing for 5G standalone (SA) using a 5G base station baseband unit (5G CU/DU) conforming to O-RAN open interface specifications and radio units (RUs) of different vendors.The multi-vendor interoperability test used a software upgrade to introduce SA capability to NEC’s 5G non-standalone (NSA) CU/DUoperating on DOCOMO’s commercial network. As a ...

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