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Wireless providers gear up for 5G fight

Japan's Docomo and KDDI pin their hopes on ultrahigh-definition 8K video

NTT Docomo shows off its 5G technology at Tokyo Skytree on May 22.

TOKYO -- Global telecom companies are accelerating their efforts to roll out the fifth-generation wireless network technology within several years. The ultra-speedy mobile networks will create new possibilities for mobile devices, such as streaming ultrahigh-resolution 8K video.

NTT Docomo of Japan on May 22 held a 5G demonstration at Tokyo Skytree, together with the tower's operator, Tobu Railway. "We will lead the world with our 5G technology," vowed Kazuhiro Yoshizawa, president of the mobile communications carrier, later that day.

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