NTT Docomo, the largest mobile network operators in Japan, announced today that it will be starting prelaunch operations for an upgrade to its Xi LTE network, offering downlink speeds of up to 150 Mbps – similar to speeds being offered by South Korean operators SK Telecom and LG Uplus for their LTE-Advanced services.
Docomo will start verifying its 150 Mbps LTE service in Japan’s Kawasaki, Kanagawa Prefecture from July 30 onward, prior to the planned launch of the service in parts of Tokyo, Osaka and Nagoya this October.
Docomo says it has been upgrading its LTE coverage and data transmission speeds consistently, most recently expanding its 112.5 Mbps downlink service to more than 130 cities as of this month. Its latest move has not been termed as LTE-A by the operator, so this is probably an appetizer to the final LTE-A rollout (which is expected to arrive in 2015). In…
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