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Japan Pushes the O-RAN Alliance
Akihabara News (Tokyo) With the addition of Rakuten Mobile in early November, all four of Japan’s mobile operators (Docomo, KDDI, SoftBank, and Rakuten) have joined the O-RAN Alliance, a worldwide community promoting open and fully interoperable radio access networks (RAN).
NTT Docomo was one of the founding members in February 2018, and the others joined not long afterward.
In basic terms, RAN are an essential part of any mobile network which communicates via radio frequencies between a core network and devices such as mobile phones and computers.
Open RAN (O-RAN) stands in contrast to the RAN operated by a handful of companies (Huawei, Nokia, and Ericsson) in the sense that it doesn’t rely on the proprietary technology of a single firm but is instead a set of agreed standards, specifications, and interfaces to which multiple vendors may contribute and participate. This difference could be analogized to Apple computers, which ....

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