PIEZOELECTRIC AUDIO DEVICE
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United States of America
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Issued Date -
Mar 6, 2025
app pub date -
Aug 31, 2023
filing date -
Aug 31, 2023
priority date (Note) -
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status (Latency Note)
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Abstract
In one example, an apparatus comprises a substrate, a first piezoelectric flap, and a second piezoelectric flap. The substrate has an opening. The first piezoelectric flap has a first end on the substrate and has a first portion extending over a first part of the opening, the first piezoelectric flap including first electrodes, in which the first electrodes extend no more than half of a first length of the first portion. The second piezoelectric flap has a second end on the substrate and has a second portion extending over a second part of the opening, the second piezoelectric flap including second electrodes, in which the second electrodes extend no more than half of a second length of the second portion.
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