Patent 10983785 was granted and assigned to Amazon on April, 2021 by the United States Patent and Trademark Office.
Information about firmware modules for a power unit (e.g., a battery backup unit or a power supply unit) can be downloaded, along with the firmware modules themselves. The firmware modules, which may constitute less than a complete firmware re-flash, can be used to update firmware of the power unit from a first version type to a second version type.