Patent ID: 9477284
Filing Date: 2016-10-25
CPC Classification: G06F

Claim Text:
1. A method comprising: receiving, by a logic element of a device, a first input signal from a first input feed of a circuit board of the device; receiving, by the logic element of the device, a second input signal from a second input feed of the circuit board; determining, by the logic element of the device and at a first time, that only one of the first input feed or the second input feed is receiving power based on the first input signal received by the logic element and the second input signal received by the logic element; generating, by the logic element of the device, an output signal with a close control value based on determining that only one of the first input feed or the second input feed is receiving power; and transmitting, by the logic element of the device, the output signal with the close control value to a control input of a switch of the circuit board,