NTT has successfully tested technology for optical Internet backbone connections that can transmit 400Gbps on a single wavelength.
Telecom carrier NTT and navigation service developer Navitime Japan are trying to make free Wi-Fi in Japan easier to find with an app featuring augmented reality (AR) guidance.
NTT and NEC have launched a compression unit for 4K/60p high-resolution video that can compress video in real time using the HEVC (High Efficiency Video Coding) format.
Japan's dominant mobile carrier NTT DoCoMo is pushing into wearable technology with new smart clothing and a wrist band that can monitor wearers' health while sending data to smartphones and the cloud.
A major Japanese telecommunications provider will stream 4k video over the Internet to set-top boxes this week, in what it is calling the world's first public test of the technology.
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