Safe digital input circuit for decoupling diagnostic outputs
US12429899B2 · kind B2 · utility
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10Claims
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Key dates
| Filing date | Sep 18, 2023 |
| Grant date | Sep 30, 2025 |
| Priority date | — |
| Expiry date | Feb 19, 2044 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2213/40
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A safe digital input circuit with a first input and a second input for reading in a sensor signal with a clock generator to generate a clock signal is shown. The safe digital input circuit includes a first clock output and a second clock output for connecting sensors to safely shut down a plant. A first and a second signal line are connected to a clock generator output of the clock generator to forward the clock signal to the first and second clock output.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.