Vishwas Vijayendra Paul Siqueira Harikrishnan Chandrikakutty Akilesh Krishnamurthy Russell Tessier Real-time estimates of differential signal phase for spaceborne systems using FPGAs. 121-128 2011 AHS http://dx.doi.org/10.1109/AHS.2011.5963925 conf/ahs/2011 db/conf/ahs/ahs2011.html#VijayendraSCKT11