HSDPA–Modulation This topic has 0 replies, 1 voice, and was last updated 13 years ago by Indranil Ghosh. Viewing 1 post (of 1 total) Author Posts 8th April 2011 at 16:24 #66159 Indranil GhoshGuest Hi Experts, Can anybody tell is it possible to stop/prohibit QPSK modulation in HSDPA? Pls comment..if possible pls suggest any parameter. BR// Indranil. Author Posts Viewing 1 post (of 1 total) The forum ‘Telecom Design’ is closed to new topics and replies.