Sumitomo Electric, NICT Set World Record for Data Transmission Through Optical Fiber
Sumitomo Electric Industries Limited and the National Institute of Information and Communications Technology (NICT) set world record for long-distance high-capacity transmission, achieving transmission at 1.02 petabits per second over a distance of 1,808 km using 19-core optical fiber with a standard 0.125 mm cladding diameter. May 30, 2025 Sumitomo Electric......