Correct, but in between that time and now a lot has been done in different areas but not much on this point. The fact that some part of the industry is looking at LTE-U is also because 802.11 standard is not good enough. On Wednesday, 11 May 2016, David Lang wrote: > On Wed, 11 May 2016, Luca Muscariello wrote: > > It's surprising that 802.11 standard never considered time fairness in the >> EDCF. A reason might be the time fairness might be enforced using the PCF. >> > > to be fair, at that point the rate variation was 1Mb - 11Mb and wasn't > expected to change much during use. > > David Lang