Table 4 System parameters
From: Performance analysis of IEEE 802.11ac wireless backhaul networks in saturated conditions
Parameters | Values |
|---|---|
Channel bandwidth | 160 MHz |
Modulation and coding scheme | 256-QAM with 5/6 |
Guard interval | 0.8 μ s |
Frame length (L) | 20,000 bits |
MAC header (LMAC) | 272 bits |
MPDU delimiter (Ldelimiter) | 32 bits |
Service bits (Lservice) | 16 bits |
Tail bits (Ltail) | 6 bits |
RTS | 160 bits |
MU-CTS | 112+(M·Ndsc·8) bits |
B-ACK | 192+⌈Nf/8⌉·8 bits |
NDPA | 152+n·16 bits |
NDP | 36+M·4 μ s |
VHT compressed beamforming frame | 40+(M·Ndsc·8) bits |
Poll | 168 bits |
Slot time (σ) | 9 μ s |
SIFS and AIFS | 16 and 34 μ s |
CWmin and CWmax | 16 and 1,024 |
Maximum back-off stage (m) | 6 |