In-service software/firmware update
US10838711B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 18, 2019 |
| Grant date | Nov 17, 2020 |
| Priority date | — |
| Expiry date | Sep 18, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F8/658
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method including altering the configuration of a system including a processor, firmware storage and a scratchpad from a first configuration in which a first version of firmware enabling a first plurality of system operations is run by the processor, into a second configuration in which a second version of firmware enabling a second plurality of system operations is run by the processor, the altering including: A) re-configuring the system from the first configuration into an intermediate configuration in which the processor continues to run the first version of the firmware, B) while the system is in the intermediate configuration, disallowing at least one of the first plurality of operations, C) re-configuring the system from the intermediate configuration to the second configuration, and D) while the system is in the second configuration, allowing the second plurality of operations. Related apparatus and methods are also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.