Each packet would traverse the network as a sequence of cells over an end-to-end virtual connection.
A collection of applications hosted on different machines.
Beacons are tracked in range and angle to determine the position and velocity.
Free space is transparent to electromagnetic waves.
Trunking exploits the fact that not every user requires service at a particular time.
The portable unit communicates only to the dedicated base unit, and only over distances of a few tens of meters.
PCS (Personal Communication System) has been allocated the radio spectrum in the 1.8 - 2.0 GHz band.
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