Software update device and software update system
US11645062B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 26, 2017 |
| Grant date | May 9, 2023 |
| Priority date | — |
| Expiry date | Jan 4, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L67/34
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A software update device includes a reception unit that receives update data from the server; an update unit that updates software using the update data; a communication interface that communicates with the other software update devices; an update timing reception unit that receives from the server an update timing in which conditions for updating the software including a reception of an update trigger are described; a notification information reception unit that receives notification information including conditions for transmitting the update trigger to another software update device; an update trigger notification unit that transmits the update trigger to the other software update devices; an update trigger reception unit that receives the update trigger from the other software update devices; and an update start determination unit that causes the update unit to update the software when it is determined that all the conditions described in the update timing are satisfied.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.