Apparatus and method for an active and programmable acoustic metamaterial
US9525944B2 · kind B2 · utility
9Cited by
6References
19Claims
0Family size
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Key dates
| Filing date | Aug 5, 2014 |
| Grant date | Dec 20, 2016 |
| Priority date | — |
| Expiry date | Aug 5, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10K2210/3219
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An acoustic metamaterial including cells to digitally process an incoming sound waveform, and to produce a corresponding response sound waveform as a function of a frequency and a phase of the incoming sound waveform, to produce a total response sound waveform that, when combined with the incoming sound waveform, modifies the incoming sound waveform.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.