| 摘要 |
An item identification device antenna which provides better field coverage for reading item identification tags. The item identification device antenna includes a first portion coupled to a tag reader for reading a tag on an item, wherein the first portion is for radiating an electromagnetic field at a predetermined frequency, and a second portion in the electromagnetic field for resonating at the predetermined frequency to radiate another electromagnetic field for reading the tag. The tags may include radio frequency identification (RFID) tags.
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