Frans Laakso Kari Aho Ilmari Repo Thomas Chapman Streamlining HSUPA TTI Lengths without Compromising HSUPA Capacity. 1-5 2011 VTC Spring http://dx.doi.org/10.1109/VETECS.2011.5956355 conf/vtc/2011s db/conf/vtc/vtc2011s.html#LaaksoARC11