Patent ID: 8537027

Claim:
A modem system for subsea power line communication comprising: a power line modem for subsea power line communication, the modem comprising: a programmable component of said power line modem, and an independent microcontroller being a component of and housed within said power line modem, and dedicated for monitoring said programmable component of the modem, wherein said microcontroller of the modem is programmed to: monitor said programmable component of the power line modem during regular ongoing operation of the modem, identify a malfunction of said component during regular ongoing operation of the modem, automatically and autonomously reprogram said component of the modem in response to identifying the malfunction of said component, and automatically and autonomously restart said component of the modem or said modem after reprogramming said component, such that the microcontroller of the modem automatically and internally reprograms the component of the modem after a malfunction of the component has been identified.