 The aggregation of more than two carriers has been studied and 3GPP Release 11 is scheduled to include 4-carrier HSPA.The standard was scheduled to be finalised in Q3 2012 and first chipsets supporting MC-HSPA in late 2013.Release 11 specifies 8-carrier HSPA allowed in non-contiguous bands with 4 × 4 MIMO offering peak transfer rates up to 

The 168 Mbit/s and 22 Mbit/s represent theoretical peak speeds.