Patent ID: 7915829

Claim:
An emergency lighting system comprising: a. a plurality of emergency lights; b. a plurality of emergency power systems, each of the plurality of emergency power systems being electrically connected to a respective one of the plurality of emergency lights through a respective one of a plurality of power switches; c. a plurality of processors, each of the plurality of processors being electrically connected to a respective one of the plurality of emergency power systems and executing software that monitors a status of a respective one of the emergency power systems and controls a state of a respective one of the plurality of power switches; d. a plurality of radio transceivers, each of the plurality of radio transceivers being electrically connected to a respective one of the plurality of processors and communicating with other radio transceivers in the plurality of radio transceivers that are in radio wave proximity; and e. a gateway radio transceiver that receives signals from and routes signals to the plurality of radio transceivers.