Electronic control device and updating method for control software
US12333013B2 · kind B2 · utility
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9Claims
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Key dates
| Filing date | Feb 5, 2021 |
| Grant date | Jun 17, 2025 |
| Priority date | — |
| Expiry date | Sep 13, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2221/033
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Provided is a technique for enabling software having different memory maps to be written in a nonvolatile memory of an electronic control device in reprogramming of control software.The electronic control device includes a microcomputer including a CPU and a nonvolatile memory. The nonvolatile memory includes activation software, control software, and validity confirmation information for confirming validity of the control software. A storage area of the validity confirmation information in the nonvolatile memory is different from a storage area of the activation software.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.