Physical Layer Convergence Protocol (PLCP)

PLCP Protocol Data Unit

ν SYNC

(gain setting, energy detection, antenna selection,

 

frequency offset compensation)

ν SFD

(Start Frame Delimiter; bit synchronization)

ν SIGNAL

(rate indication; 1, 2, 5.5, 11 Mbit/s)

ν SERVICE

(reserved for future use)

ν LENGTH

(number of octets in PSDU)

ν CRC

(CCITT CRC-16, protects signal, service, length field)

WLAN-IEEE802.11 Tutorial (Maximilian Riegel), 021018-wlan-tutorial.ppt

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© Siemens, 2002

 

 

 

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Image 29
Siemens IEEE802.11 manual Physical Layer Convergence Protocol Plcp