Circular polarization antenna for use in detecting presence within a strictly defined wireless zone
AssigneeSimpello LLC
InventorsWilliam Benjamin Robertson, Jean-Samuel Chenard, Roger Mabillard
Life of this patent
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AssigneeSimpello LLC
InventorsWilliam Benjamin Robertson, Jean-Samuel Chenard, Roger Mabillard
Estimating the term…
A wireless proximity detection system employs short-range wireless communication implementing circular polarization to detect the proximity of a user device within a strictly defined wireless zone, regardless of its orientation and location on the user, and as a result trigger a desired action. The proximity detection system may utilize one or more patch antennas to define the wireless zone and the associated received signal strength(s) detected by the user's wireless device, as well as a distance-measuring device. A beacon may be utilized to prepare the user's mobile phone for detection as well as other antennas for coordination with the primary short-range antenna. The novel antenna structure allows a compact and low-cost fabrication method and the use of common printed circuit fabrication methods provide an integrated solution.
A presence detection system for detecting the presence of a wireless user device within a strict wireless zone and subsequently triggering a desired action, the system comprising:
An method for detecting the presence of a wireless user device within a strict wireless zone and subsequently triggering a desired action, the method comprising the steps of:
Dependencies are inferred from the claim text.