KDDI Starts Deployment of 5G Open vRAN Sites in Japan

KDDI, a Japanese telecommunications operator, in collaboration with Samsung and Fujitsu announced the commercial deployment of O-RAN compliant 5G Open Virtual Radio Access Network (Open vRAN) sites in Osaka City, Osaka Prefecture, Japan.

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KDDI’s development of O-RAN compliant 5G Open vRAN sites using Samsung’s virtualized solutions is an important step towards achieving the connectivity and performance required for the next generation of wireless networks. These sites are designed to increase equipment procurement options, reduce costs, and enable faster deployment of the network infrastructure needed to support the ever-increasing number of connected devices.

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These efforts are expected to contribute to the expansion of 5G services, offering the possibility of a more connected world with unprecedented speeds achieved through advanced communication technologies. In addition, KDDI’s 5G Open vRAN sites are also intended to help alleviate the strain expected to be put on communication networks as a result of the rapid growth in network-connected devices.

Software Update

For the new sites, KDDI updated the software of an O-RAN compliant 5G Open vRAN site, KDDI, turned on in February 2022. To recollect, KDDI successfully turned on the world’s first 5G Standalone Open RAN site in February 2022, powered by vRAN in Japan last year. Samsung’s 5G virtualized CU (vCU) and virtualized DU (vDU), and Fujitsu’s radio units (MMU: Massive MIMO Units) are interconnected with an open interface.

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