Autonomous sensor nodes that are connected to one, or sometimes several, other sensors to cooperatively pass their data through wireless connections to a main location.

Commonly known as EV-DO or CDMA, 1x Evolution-Data Optimized (1xEV-DO) is a 3G technology add-on for CDMA (Code Division Multiple Access) networks that allow for theoretical download speeds as fast as 2.4576Mbps.

The zettabyte is a multiple of the unit byte for digital information. The prefix zetta indicates multiplication by the seventh power of 1000 or 1021 in the International System of Units (SI).

ZigBee is an IEEE 802.15.4-based specification for a suite of high-level communication protocols used to create personal area networks with small, low-power digital radios.

Z-Wave is a wireless communication technology used in security systems and also business and home automation. Z-Wave technology minimizes power consumption, so it is suitable for battery-operated devices.