Dec 8, 2004 #1 Y yakinlu Newbie level 6 Joined Nov 13, 2004 Messages 12 Helped 2 Reputation 4 Reaction score 1 Trophy points 1,283 Activity points 142 Can anybody explain carrier recovery and timing recovery of DQPSK. I kown there are component as: PED,LOOP filter,NCO and complex multipler. What kind of architeture of both carrier recovery and timing recovery of DQPSK?
Can anybody explain carrier recovery and timing recovery of DQPSK. I kown there are component as: PED,LOOP filter,NCO and complex multipler. What kind of architeture of both carrier recovery and timing recovery of DQPSK?
Dec 9, 2004 #2 A arsenal Full Member level 2 Joined Oct 17, 2004 Messages 143 Helped 15 Reputation 30 Reaction score 4 Trophy points 1,298 Activity points 1,103 i used to use a pll in verilog
Dec 9, 2004 #3 P Puppet1 Advanced Member level 2 Joined May 7, 2004 Messages 689 Helped 11 Reputation 22 Reaction score 9 Trophy points 1,298 Activity points 6,074 get the gardner book on pll has chapter on clock and timing recovery as well as carrier recovery. also try haykin communications texts
get the gardner book on pll has chapter on clock and timing recovery as well as carrier recovery. also try haykin communications texts
May 4, 2007 #4 U usrocky Newbie level 6 Joined Nov 13, 2006 Messages 11 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,339 carrier recovery is for synchronization timing recovery is picking the time instant within the symbol period which provide you the highest SNR
carrier recovery is for synchronization timing recovery is picking the time instant within the symbol period which provide you the highest SNR