Biomedical Engineering Reference
In-Depth Information
Figure 9-3.
Wireless devices connected in a piconet, or small network. Because the
piconet has access to connect to the Internet, it is also referred to as an Internet of
things (Iot).
ability to use a Bluetooth device to control
another device via the Internet, like turn-
ing the lights on or off in your home while
you are away.
a mobile phone. This technology allows
devices, such as mobile phones, to com-
municate via networks. These networks
can vary in size, from large networks,
known as
macro cells
, to small networks,
known as femto cells. Macro cells require
the large antennas which have become
common on tall buildings or hilltops.
Femto cells are considerably smaller and
are typically designed for residential use.
Global System for
Mobile Technology
Global System for Mobile (GSM) technol-
ogy is probably familiar to anyone with
