Frequency selecting module and related computing device and frequency selecting method
US9746962B2 · kind B2 · utility
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Key dates
| Filing date | Aug 27, 2015 |
| Grant date | Aug 29, 2017 |
| Priority date | — |
| Expiry date | Jan 22, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/0418
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A frequency selecting module for a touch system includes a storage unit, for storing a sum of at least one of a plurality of sensing signals of a plurality sensing channels in the touch system; a spectrum calculating unit, for transforming the sum of the at least one of the plurality of sensing signals stored in the storage unit to generate a spectrum data and storing the spectrum data to the storage unit; and a selecting unit, for generating an adjusting signal according to the spectrum data to select one of a plurality of operation frequencies as a working frequency of the plurality of sensing signals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.