US Patent 10891450 Directional RFID antenna system
Patent 10891450 was granted and assigned to Surgere, Inc. on January, 2021 by the United States Patent and Trademark Office.
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Antenna assemblies for controlling radiation patterns or backscatter sensing zones are provided. The antenna assemblies may be used in a system for identifying items, such as a radio-frequency identification (RFID) system having an RFID reader and a plurality of RFID tags. In one embodiment, an antenna assembly may include a directional antenna having a fanned-shaped radiation pattern. In addition to the directional antenna, the antenna assembly may further include a right shroud element configured to reduce a right side of the fanned-shaped radiation pattern and a left shroud element configured to reduce a left side of the fanned-shaped radiation pattern.
US Patent 10891450 Directional RFID antenna system
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