We demonstrate free-space wavelength- and mode-division-multiplexed communications in the mid-infrared wavelength region. A total capacity of 300 Gbit/s is achieved using three wavelengths and two orbital angular momentum modes each carrying a 50-Gbit/s QPSK signal.
|Airbus Institute for Engineering Research
|Vannevar Bush Faculty Fellowship
|Office of Naval Research
|Astrophysics Science Division