WiMax – Worldwide Interoperability for Microwave Access
WiMax is a family of wireless broadband communication standards led by the WiMax Forum and based on the IEEE 802.16 set of standards. In the US it operates at the 2.5 GHz frequency range and can be used in a variety of applications – Fixed Wireless for last-mile access to home or business, Backhaul to a fiber hub. Sometimes casually referenced as Wi-Fi on steroids. Sprint was a major proponent of WiMax, but it has since fallen out of favor for other wireless alternatives.