Registration system
US11829562B2 · kind B2 · utility
0Cited by
2References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 28, 2021 |
| Grant date | Nov 28, 2023 |
| Priority date | — |
| Expiry date | Mar 24, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2203/04809
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A registration system is provided. The registration system includes: a display device, a collection device and an ultrasonic generating device. The display device is configured to display a graphical user interface. The collection device is configured to collect a scene image at the display device to recognize an operation of a user on the graphical user interface. The ultrasonic generating device is configured to emit ultrasonic signals, so that the ultrasonic signals gather to form one or more virtual buttons for operating the graphical user interface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.