Sensor for capacitive touch pad pointing device
US7580030B2 · kind B2 · utility
27Cited by
25References
29Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 10, 2004 |
| Grant date | Aug 25, 2009 |
| Priority date | — |
| Expiry date | Jun 9, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/0446
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
The topology and the shape of sensing electrodes (4, 31) on the Capacity Touch Pad Sensor that allow sensing of small targets are disclosed. Sensor construction utilizes common PCB manufacture technique.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.