Radio frequency emission guard for portable wireless electronic device
AssigneeStingray Shields Corporation
InventorErin Finegold
Life of this patent
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Abstract
A radio frequency and electromagnetic emission shield employed on wireless personal and portable electronic devices, containing one or more layers of radio frequency (RF) or electromagnetic (EM) screening material, shielding the user from harmful RF or EM radiation, or a redirection antenna that receives all RF signals, and redirects those signals away from the user. The RF emission shield may be contained within a plurality of outer layers, providing a secure fit to a wireless electronic device and an outer layer providing an easy grip for the user.
Claims7
A wireless device accessory for a wireless device having an antenna transmitting wireless signals, comprising:
- a redirection panel, wherein the redirection panel comprises:
- a signal capturing ring,
- a dielectric insulation layer sized to correspond to said antenna of said wireless device;
- a ground plane adjacent said signal capture ring,
- a grounding tab extending from said ground plane and outside said signal capture ring to contact a portable electronic device, and
- a redirection antenna located inside, and coplanar with, said ring receiver and electromagnetically coupled to said ring receiver to retransmit said wireless transmissions.
Dependencies are inferred from the claim text.