?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=R.S.&rft.aulast=Manzoor&rft.au=Manzoor%2C+R.S.&rft.isbn=9789898111623&rft.title=A+novel+front-end+noise+power+and+snr+estimation+using+wavelet-packets+in+OFDM+systems&rft.date=2008&rft.genre=proceeding