Integrated battery replacement for power harvesting tags
If you are a tag designer, check out this new device that replaces the battery, rectification, and regulation functions of the power supply for use with energy harvesting. This device, when combined with an energy harvesting source like solar cell, or mechanical source can power a tag perpetually.
http://www.infinitepowersolutions.com/about-us/pr/93-ips-infinergy-launch