NTT and MHI achieved record 15% efficiency beaming 152 W of power over 1 kilometer, using laser wireless power transmission ...
(NTT), in collaboration with Mitsubishi Heavy Industries Group (MHI), successfully demonstrated the world's most efficient ...
China has reported a significant advance in satellite laser communication, achieving both record-breaking downlink speeds and highly efficient long-distance data transmission ... a distance of 36,000 ...