Patent ID: 7565211

Claim:
An Ethernet-to-analog system comprising: an Ethernet-to-analog controller having an Ethernet connection port, an analog device connector, and a battery connector; an analog device connected to said analog device connector; and a rechargeable battery connected to said battery connector; wherein said Ethernet-to-analog controller receives power via said Ethernet connection port and further routes power from at least one of said Ethernet connection port and said rechargeable battery to said analog device, said Ethernet-to-analog controller comprises a power component that provides normal operating power to said analog device from said Ethernet connection port and that routes power from said rechargeable battery to said analog device when power from said Ethernet connection port is insufficient to power said analog device and there is an increase in power consumption by said analog device, and said Ethernet-to-analog controller comprises a digital-to-analog and analog-to-digital converter that provides data connectivity between said Ethernet connection port and said analog device connector.