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US 2012/0260244 A1Published application
Failsafe firmware updates
AssigneeRobert Bosch GmbH
InventorsBrent Keller, John Sotack, Alan Hayter
Life of this patent
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AssigneeRobert Bosch GmbH
InventorsBrent Keller, John Sotack, Alan Hayter
Estimating the term…
A method of updating an electronic device. The device has a non-volatile memory divided into at least three non-overlapping sections, a bootstrap image section, a updater image section, and a application image section. The method includes erasing the application image section of the non-volatile memory, receiving a firmware update, writing the firmware update into the application image section, rebooting the electronic device, determining one of an application program and an updater program resides in the application image section, executing the application program when the application program is determined to reside in the application image section, erasing the updater image section of the non-volatile memory when the updater program is determined to reside in the application image section, and moving the updater program from the application image section to the updater image section.
A method of updating an electronic device having a non-volatile memory divided into at least three non-overlapping sections, a bootstrap image section, a updater image section, and a application image section, the method comprising:
An electronic device, the electronic device comprising:
Dependencies are inferred from the claim text.