Stylus firmware updates
US10592228B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 12, 2016 |
| Grant date | Mar 17, 2020 |
| Priority date | — |
| Expiry date | Feb 12, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/03545
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Examples are disclosed herein that relate to updating stylus firmware. One example provides a method of performing a stylus firmware upgrade in an interactive display system including a display and a stylus comprising sending, from the display, a signal to the stylus causing the stylus to enter a listen mode, while the stylus operates in the listen mode, sending, from the display, a firmware upgrade notification to the stylus configured for receipt by the listen mode, receiving, at the display, a reply to the firmware upgrade notification from the stylus, determining, at the display, whether the reply was received within a predetermined time range, and, responsive to determining that the reply was received within the predetermined time range, initiating transfer of a firmware update to the stylus if a newer firmware version is available.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.