Table 1 Basic simulation parameters and assumptions
Parameters | Values/assumptions | ||
|---|---|---|---|
Air interface | LTE FDD | ||
Carrier frequency/bandwidth | 2,110/10 MHz | ||
Radio propagation modeling (WinProp) | |||
Simulation | Static sytem level simulation (Matlab) | ||
5-m resolution | |||
1.5-m UE and 5-m RN prediction height | |||
Three cooperating cells | |||
CoMP | Downlink JP CoMP | ||
QCP with b=1 and N=3 feedback bits | |||
Throughput | B eff=0.62,Z eff=1.8,Z min=−10 dB, | ||
S max=4.4 b/s/Hz | |||
Macro (DeNB/eNB) parameters | |||
Macro sites | Site 1 Site 2 Site 3 | ||
Transmit power per antenna | 46 dBm | ||
Antenna height | 18 m 20 m 25 m | ||
Antenna patterns | Kathrein 741984 | ||
Sector azimuths | 20, 140, 260 0, 120, 240 10, 130, 250 | ||
Intersite distance | Approximately 500 m | ||
RN parameters | |||
Transmit power/antenna gain/noise figure | 30 dBm/5 dBi/5 dB | ||
Deployment height | 5 m | ||
RN locations | 250 m from DeNB, 140 m inter-RN distance | ||
Antenna configuration | 1×2 | ||
UE (RUE and MUE) parameters | |||
Noise figure | 9 dB | ||
Antenna configuration | 1×2 | ||
Mean UE number | 15 UE per macrocell | ||
Mobility off | |||
UE mobility | 50% UEs dropped randomly in whole area | ||
50% UEs cluster-dropped in 40-m radius of RNs | |||
Buildings and fading characteristics | |||
Buildings | Building of variable dimensions, height 3 to 6 m | ||
Building penetration loss: 10 dB | |||
Shadow fading: dominant path model (WinProp) | |||
Fading | Fast fading: Rician fading (RN-DeNB, K=3 dB) | ||
and Rayleigh fading (other links) | |||