Hardware control path redundancy for functional safety of peripherals
US11604709B2 · kind B2 · utility
1Cited by
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23Claims
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Key dates
| Filing date | Aug 23, 2021 |
| Grant date | Mar 14, 2023 |
| Priority date | — |
| Expiry date | Aug 23, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2201/805
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Techniques including receiving a first control value, starting a timeout counter based on receiving the first control value, receiving a second control value, determining whether the second control value is received before the timeout counter expires, and based on the determination that the second control value is received before the timeout counter expires: determining whether the first control value is the same as the second control value, and loading the first control value into a set of control registers based on the determination that the first control value is the same as the second control value.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.