<P> IEEE 802.11 aj is a rebanding of 802.11 ad for use in the 45 GHz unlicensed spectrum available in some regions of the world (specifically China). </P> <P> IEEE 802.11 aq is an amendment to the 802.11 standard that will enable pre-association discovery of services . This extends some of the mechanisms in 802.11 u that enabled device discovery to further discover the services running on a device, or provided by a network . </P> <P> IEEE 802.11 ax is the successor to 802.11 ac, and will increase the efficiency of WLAN networks . Currently in development, this project has the goal of providing 4x the throughput of 802.11 ac . </P> <Table> <Tr> <Td> </Td> <Td> This section needs to be updated . Please update this article to reflect recent events or newly available information . (March 2015) </Td> </Tr> </Table>

What is the frequency range of the ieee 802.11a