POWER SUPPLY METHODS AND APPARATUS

摘要

A detection circuit includes a first power line, a first signal conditioning module operationally coupled to the first power line, a neutral line (N) operationally coupled to the first signal conditioning module, a second sign al conditioning module operationally coupled to the first power line, a second power line operationally coupled to the second signal conditioning module, and an analo g to digital (AID) converter operationally coupled to the first and the second signal conditioning modules.