AN OPTICAL WIRELESS CHARGING AND DATA TRANSMISSION SYSTEM

According to one aspect disclosed herein, there is provided an optical wireless charging and data transmission system (), the system comprising: a plurality of transmitter nodes () operable to perform a first function of emitting a beam of light () to charge a receiver device () and a second function of emitting a beam of light () to transmit data to the receiver device (); and a controller () configured, for each of the transmitter nodes, to perform a selection by selecting between performing the first function and the second function; wherein the controller is configured to perform the selection for each of the plurality of transmitter nodes based on one or more properties of the system comprising the spatial configuration of the system () and one or more properties of the receiver device () comprising the location of the receiver device relative to the system, by selecting a first transmitter node () of the plurality of transmitter nodes () for transmitting data to the receiver device () and selecting a second transmitter node () of the plurality of transmitter nodes for charging the receiver device ().