Scalable controller for a computer input area
US8552986B2 · kind B2 · utility
21Cited by
5References
21Claims
0Family size
Assignee
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Key dates
| Filing date | Aug 31, 2005 |
| Grant date | Oct 8, 2013 |
| Priority date | — |
| Expiry date | Nov 7, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/0421
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
In one embodiment, a scalable controller for a computer input area is provided with: a plurality of drive signal pads; a plurality of signal detection pads; a programmable memory to store an indication of active ones of the drive signal pads and signal detection pads; and control circuitry to identify user input with the computer input area by 1) driving active ones of the drive signal pads, and 2) reading active ones of the signal detection pads.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.