Transmitter with improved sensitivity and shielding
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United States of America Patent
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Jul 14, 2015
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N/A
app pub date -
Mar 12, 2013
filing date -
Aug 29, 2012
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Abstract
A magnetic field transmitter, especially a transmitter used in conjunction with wireless communications earplugs. In one embodiment, a plate of magnetic material is used behind a coil of electrical conductor to improve the efficiency of the transmitter and to provide electrical and magnetic shielding. The specific dimensions and characteristics of the preferred embodiment of the transmitter described herein provide for efficient wireless communications.
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