Comunicações Móveis

Redes E Sistemas Autónomos Comunicações Móveis Segurança Em Redes De Comunicações Sistemas Operativos E De Tempo-real

Comunicações Móveis
The Communication Network
Wireless Systems
Physical Layer
Satellite Networks
Mobile Networks
Bluetooth, Wireless Sensor Networks, ZigBee
- Bluetooth
- Wireless Sensor Networks
Cellular Networks
Software and Virtualization Technologies in Mobile Communication Networks

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Asynchronous Data Service (DCF)
Timing-controlled service (PCF)
Inter-frame spacing (IFS)

MAC Layer

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Last updated 2 years ago

Asynchronous Data Service (DCF)

CSMA/CA.
RTS/CTS.

Timing-controlled service (PCF)

Polling.

Inter-frame spacing (IFS)

DIFS (distributed), for the node to start transmitting.
PIFS (point), used by PCF for network access.
SIFS (short), between packets of the same flow.