VIBRATION DEVICE AND IC CARD INCLUDING THE SAME
To provide a vibration device that can obtain sufficient vibrations with a small number of components and a simple structure.SOLUTION: A vibration device 1 includes: a coil pattern 110; a DC generation circuit 120 that converts an induced electromotive force produced in the coil pattern 110 into a D...
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Format: | Patent |
Sprache: | eng ; jpn |
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