Apr 23, 2015 #1 G greatestcon Newbie level 1 Joined Oct 4, 2014 Messages 1 Helped 0 Reputation 0 Reaction score 0 Trophy points 1 Activity points 6 In 802.11a Standard, the short preamble is defined as sqrt(13/6)*ifft( [ 0 0 1+1i 0 0 0 -1-1i 0 0 0 ... 1+1i 0 0 0 -1-1i 0 0 0 -1-1i 0 0 0 1+1i 0 0 0 ... 0 0 0 0 -1-1i 0 0 0 -1-1i 0 0 0 1+1i 0 0 0 ... 1+1i 0 0 0 1+1i 0 0 0 1+1i 0 0 ] How does this sqrt(13/6) come? I just know it is used for power normalization, but how can I compute it? Thanks for help!!
In 802.11a Standard, the short preamble is defined as sqrt(13/6)*ifft( [ 0 0 1+1i 0 0 0 -1-1i 0 0 0 ... 1+1i 0 0 0 -1-1i 0 0 0 -1-1i 0 0 0 1+1i 0 0 0 ... 0 0 0 0 -1-1i 0 0 0 -1-1i 0 0 0 1+1i 0 0 0 ... 1+1i 0 0 0 1+1i 0 0 0 1+1i 0 0 ] How does this sqrt(13/6) come? I just know it is used for power normalization, but how can I compute it? Thanks for help!!