Comunicações Móveis

Comunicações Móveis

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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Protects digital data by introducing redundancy in the transmitted data
Block codes provide Forward Error Correction (FEC) for blocks of data
Convolutional codes provide protection for a continuous stream of bits
Multiple Users Can Share the Spectrum
So Why Don’t we Always Send a High Bandwidth Signal?
Spread Spectrum
Concept

Physical Layer

Redundancy

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Last updated 2 years ago