Aug 17, 2011 #1 K kalyansrinivas Advanced Member level 4 Joined Jul 7, 2007 Messages 100 Helped 5 Reputation 10 Reaction score 4 Trophy points 1,298 Activity points 1,910 Dear all In an OFDM system why there are Null Sub carriers and also can i use these as data sub carriers and increase my data rate Please let me know Regards M Kalyansinivas
Dear all In an OFDM system why there are Null Sub carriers and also can i use these as data sub carriers and increase my data rate Please let me know Regards M Kalyansinivas
Aug 17, 2011 #2 Ahmed Alaa Full Member level 5 Joined Jul 22, 2009 Messages 317 Helped 61 Reputation 136 Reaction score 44 Trophy points 1,318 Location Egypt Activity points 2,965 The are used for Band guarding, DC carrying and sometimes facilitate frequency offset estimation.