As outlined above, the undesired periodic noise does not affect all of {HEAD ~ these frequency bands} but only the bands that contain {TAIL ~ the block processing frequency fBP} and its higher harmonic frequencies with numbers /R 
As outlined above , the undesired periodic noise does not affect all of { HEAD ~ these frequency bands } but only the bands that contain { TAIL ~ the block processing frequency fBP } and its higher harmonic frequencies with numbers /R
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH