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RFID Sourcebook by Sandip Lahiri

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3.1. Limitations of RFID

The current limitations of RFID include the following:

  • Poor performance with RF-opaque and RF-absorbent objects. This is a frequency-dependent behavior. The current technology does not work well with these materials and, in some cases, fail completely.

  • Impacted by environmental factors. Surrounding conditions can greatly impact RFID solutions.

  • Limitation on actual tag reads. A practical limit applies as to how many tags can be read within a particular time.

  • Impacted by hardware interference. An RFID solution can be negatively impacted if the hardware setup (for example, antenna placement and orientation) is not done properly.

  • Limited penetrating power of the RF energy. Although RFID does not need line of sight, there ...

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