TRANSMITTER WITH IMPROVED SENSITIVITY AND SHIELDING |
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| 申请号 | PCT/US2013056819 | 申请日 | 2013-08-27 | 公开(公告)号 | WO2014077927A2 | 公开(公告)日 | 2014-05-22 |
| 申请人 | RED TAIL HAWK CORP; | 发明人 | PARKINS JOHN W; | ||||
| 摘要 | 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. | ||||||
| 权利要求 | |||||||
| 说明书全文 | |||||||
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