Acoustic touch apparatus with variable thickness substrate
US9164627B2 · kind B2 · utility
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2References
22Claims
0Family size
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Key dates
| Filing date | Mar 9, 2012 |
| Grant date | Oct 20, 2015 |
| Priority date | — |
| Expiry date | May 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.