From: Two-way DF relaying assisted D2D communication: ergodic rate and power allocation
Transmit power of each user | P iT =P T (i=C,1,2,R) |
Transmit power of BS | P bT =20P iT |
Path-loss coefficients | α=4 |
Distance between D2D users | d 12=1 |
Noise variance | N 0=1 |
SNR | SNR=P T /N 0 |