| http://www.w3.org/ns/prov#value | - ??According to the US Department of Energy, maintenance costs for battery use in wireless sensor applications are estimated at $80-500 per replacement, including labor, which exceeds the sensor??s cost,?? Youn said. ??At the same time, about half a billion wireless sensor nodes were consumed by 2010, according to ON World, and this consumption will continue to grow substantially over the years.
|
