Relay-Assisted D2D Communication over Extended η-μ Fading Channels

Table 1

Nomenclature for Figures 1(I) and 1(II).

D2D source
D2D receiver
Relay in case B	▲
D2D signal from D2D source to relay in case B
Signal from relay to D2D receiver in case B	→
D2D signal D2D source to D2D receiver in case A
Distance from D2D source to relay in case B
Distance from relay to D2D receiver in case B
Distance from D2D source to D2D receiver in case A
D2D source to D2D receiver (relay) path’s extendedfading variable in case A (case B)
There are M cochannel interferers at the relay (case B) and N cochannel interferers at the D2D receiver (cases A and B).	♦
Cochannel interference signal
Extendedfading variable of thecochannel interferer at D2D receiver
Extendedfading variable of thecochannel interferer at relay in case B
Distance between m-th cochannel interferer and relay in case B
Distance between n-th cochannel interferer and D2D receiver