quote from
http://en.wikipedia.org/wiki/IEEE_802.11n
IEEE 802.11n builds on previous 802.11 standards by
1. adding multiple-input multiple-output (MIMO) and
2. 40 MHz operation to the physical (PHY) layer,
3. and frame aggregation to the MAC layer
quote from
http://en.wikipedia.org/wiki/IEEE_802.11n
IEEE 802.11n builds on previous 802.11 standards by
1. adding multiple-input multiple-output (MIMO) and
2. 40 MHz operation to the physical (PHY) layer,
3. and frame aggregation to the MAC layer