Pen sensing unit including pen sensor member connected to pen line and pen scan line and display device including the same
US11287933B2 · kind B2 · utility
0Cited by
3References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 8, 2020 |
| Grant date | Mar 29, 2022 |
| Priority date | — |
| Expiry date | Jul 8, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2203/04112
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A pen sensing unit and a display device are disclosed. The pen sensing unit comprises a first pen line, a pen scan line, and a pen sensor member. The first pen line extends in a first direction. The pen scan line extends in a second direction that intersects the first direction. The pen sensor member is connected to the first pen line and the pen scan line. The pen sensor member is configured to sense input from a pen. The pen sensor member comprises a pen sensor and a pen sensor circuit. The pen sensor circuit is connected to a first end of the pen sensor. The pen sensor circuit comprises a first thin film transistor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.