Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
October 15, 2019
Patent Application Number
15347011
Date Filed
November 9, 2016
Patent Citations Received
Patent Primary Examiner
Patent abstract
A magnetic field antenna that provides high efficiency and a compact form factor. Electromagnetic shielding of electrical components used in the antenna is provided, and one embodiment of the invention is a wireless battery-free communications earplug.
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