Lab 3Routing in Sensor Networks

Andreas Larsson

2011-02-18

Part 1

Sensor Networks

What is a sensor network?

Big range of Sensor Nodes

Table from CY Chong, SP Kumar, BA Hamilton - Proceedings of the IEEE, 2003

Deployment

Setting up the network

MicaZ Sensor Node

CPU 7MHz

Program Memory

128 kB

RAM 4 kB

Storage Memory

512 kB

Bandwidth 250 kBpsIndoor Range

20-30 m

Outdoor Range

75-100 m

Battery LifeFull operation at all times

50 h

Usage patterns

Sleeping The Main Task

Data gatheringData aggregationData communication

Auxiliary TasksSynchronizationSecurity

Examples of uses

UtilityStructural health monitoringAgricultureParking space guidance/monitoring

ResearchVolcanosPermafrostAnimal behaviour

Permasense

COMMONSense

The Stork Bridge