NEC Achieves Over 10 km of Long-Distance Free-Space Optical Communication in Japan

NEC achieves Japan’s longest terrestrial wireless optical communication over 10 km – EastMud

TOKYO, Apr 25, 2025 – (JCN Newswire via SeaPRwire.com) – NEC Corporation (NEC; TSE: 6701) has successfully achieved Japan’s longest terrestrial wireless optical communication (*), or free-space optical (FSO) communication, over a distance of more than 10 km. In addition, NEC has successfully conducted FSO communications between an observation deck at TOKYO SKYTREE®, the tallest structure in Japan, and a location on the ground approximately 3 km …

NEC Achieves Over 10 km of Long-Distance Free-Space Optical Communication in Japan

NEC Corporation has achieved what it calls Japan’s longest terrestrial wireless optical communication, or free-space optical (FSO) communication, over a distance of more than 10 km. According to the Japanese company, the demonstration marks a significant advancement in the FSO technology, offering high-speed, high-capacity wireless communication without the need for physical fiber optics. Also Read: Bharti Airtel Deploys FSOC to Expand Coverage …