* Adding an extra QoS class (enhanced real-time Polling Service) more appropriate for VoIP applications.
* Adding support for mobility (soft and hard handover between base stations). This is seen as one of the most important aspects of 802.16e-2005, and is the very basis of 'Mobile WiMAX'.
[http://en.wikipedia.org/wiki/WiMAX Source]
[[Image:WiMax.jpg|center|800 px|thumbnail| WiMax Mobility Access [http://www.rncos.com/Report/COM26_toc.htm Source]]]
'''Market research data:'''
* Worldwide WiMAX equipment revenues are forecast to reach $3.26 billion in 2009