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Table 1 System numerology.

From: Performance Analysis of the 3GPP-LTE Physical Control Channels

Channel bandwidth (MHz) 1.4 3.0 5.0 10.0 15.0 20.0
Number of physical resource blocks 6 15 25 50 75 100
FFT size 128 256 512 1024 1536 1024
Sampling frequency (Msps) 1.92 3.84 7.68 15.36 23.04 30.72