Wireless charging is the transmission of energy without wires or cables from a power source to a consuming device. Wireless charging technologies comprise a charging station (or transmitter) that transmits the energy, and a receiver (integrated inside a device) that receives the energy and charges the battery. Global Wireless Charging market size is forecasted to reach $37.2 billion by 2022, growing at an estimated CAGR of 44.7% from 2016 to 2022.