Patent · US Active

Acoustic touch apparatus with variable thickness substrate

US9164627B2 · kind B2 · utility

0Cited by
2References
22Claims
0Family size

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Inventors

Key dates

Filing dateMar 9, 2012
Grant dateOct 20, 2015
Priority date
Expiry dateMay 12, 2033

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F3/0433
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

An acoustic touch apparatus that has a variable thickness glass substrate that permits the transfer of surface acoustic waves between the back and front surfaces, thus enabling transducers to be placed on the substrate surface opposite the desired touch input surface.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.