Adaptive Front-Ends Are Here to Stay
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by Jesse Tuominen
Matching the transponder antenna well to the chip impedance has always been the cornerstone of a well-performing UHF tag. For antenna designers, it is lightly frustrating that each chip brand and model seemed to have their unique impedances, therefore various versions of the same antenna are needed for different chips models.
On the other hand, from the chip designers’ point of view…
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