[IEEE 2014 11th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON) - Nakhon Ratchasima, Thailand (2014.5.14-2014.5.17)] 2014 11th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON) - Implementation of smart meter working as IEEE1888-6LoWPAN gateway for the building energy management systems