Japan’s Rakuten Mobile built an Open RAN network when the standards body, the O-RAN Alliance, was just in its infancy. More development of standards is needed to encourage Open RAN adoption, especially for operators of brownfield networks, according to Rahul Atri, Managing Director and President of OSS at Rakuten Symphony. Rakuten Symphony, the services and software subsidiary of Rakuten Mobile, has the unique edge of having assisted its parent company in the creation of a greenfield Open RAN network. Rakuten Symphony’s main customer for its services is Rakuten Mobile, which has around 6.5 million subscribers. As a vendor with a specialty in Open RAN, Rakuten Symphony is keen to see more direction from the O-RAN Alliance. “We are glad that…