According to the FAA, only the term UAS is proper although they recognize that there are small UAS AKA sUAS. The term UAV is officially dropped although still used by many, even in the FAA, old words die hard.
Most of the rumors I read on the new FAA sUAS regulations are that the NPRM will be out in June/July of 2011. However, according to the US Dept of Trans.it is March 10, 2011. These dates are timelines that can not be changed without a court order, ev