Siemens IEEE802.11 Tutorial page 29

Physical Layer Convergence Protocol
(PLCP)
n
SYNC
n
SFD
n
SIGNAL
n
SERVICE
n
LENGTH
n
CRC
WLAN-IEEE802.11 Tutorial (Maximilian Riegel), 021018-wlan-tutorial.ppt
(gain setting, energy detection, antenna selection,
frequency offset compensation)
(Start Frame Delimiter; bit synchronization)
(rate indication; 1, 2, 5.5, 11 Mbit/s)
(reserved for future use)
(number of octets in PSDU)
(CCITT CRC-16, protects signal, service, length field)
PLCP Protocol Data Unit
Page 29 © Siemens, 2002