There is a long-standing prospect of using a single comb laser chip emitting multiple low-noise spectral modes for DWDM data transmission in the O-band. This goal is hindered by unacceptably high ...

NTT, Inc. (NTT), in collaboration with Mitsubishi Heavy Industries Group (MHI), successfully demonstrated the world’s most efficient optical wireless power transmission under atmospheric interference, ...

Common-signal-induced synchronization of semiconductor lasers have promising applications in physical-layer secure transmission with high speed and compatibility with the current fiber communication.

NTT Inc. and Mitsubishi Heavy Industries Ltd. (MHI) conducted an optical wireless power transmission experiment using a laser beam to wirelessly transmit energy over a distance of one kilometer. By ...