So what’s a smart charger?
http://www.engadget.com/2009/05/04/pnnl-researchers-develop-standard-smart-charger-for-plug-in-vehi/
http://green.autoblog.com/2009/04/21/sae-2009-sae-j1772-plug-standard-could-be-finalized-by-this-fal/
Here ya go!