VLC Using a Red SMD LED as 2.48 Gb/s Multi-Carrier Receiver and Wide Field-of-View 25 Mb/s OOK Transmitter

A single-color LED is used as transceiver, achieving 2.48 Gb/s downlink reception with laser pencil beam over 2 m, and 25 Mbaud uplink transmission using APD- and SPAD-based receivers over 1 and 2 m, respectively.