Definition – Ad Hoc Network • Ad hoc is a Latin phrase which means "for this [purpose]" • The purpose is to interconnect computational nodes for information exchange i f ti h • I t Interconnection is being realized d ti i b i li d decentralized, without t li d ith t pre-existing infrastructure, . routers, access points • Nodes participate in routing of packets, deciding dynamically, dynamically based on connectivity to neighbour nodes nodes. 11 12 .Definition – Sensor Network • Sensor from the Latin word sentire which means “to feel” or “to perceive” • A Sensor measures a physical quantity and.