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Table 1 LTE system parameters used in the spectrum sensing model

From: Optimized spectrum sensing algorithms for cognitive LTE femtocells

LTE system parameters

Duplex mode

FDD

FFT size

2048

Number of RBs

25

Number of carriers per RB

12

Number of useful carriers

300

Subcarrier spacing

15 kHz

LTE channel BW

4.5 MHz

Modulation per subcarrier

QPSK

Number of LTE channels

8

System sampling frequency

80 MHz