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RFID+ Exam Cram by Robert Sabella, Eva Zeisel, Mark Brown

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Tag Construction Methods

RFID tags are composed of an antenna and an RFID chip. Such a tag is technically called an inlay. Inlays need to be integrated into packaging for application use. The principle is shown in Figure 2.5

The antenna, chip, and packaging are made of a range of materials using various methods of manufacturing, which we discuss next.

Figure 2.5. RFID tag construction.

Tag Antenna Construction

Various methods and materials are used for antenna construction. The principle methods are

  • Etching (using copper, aluminum, or silver)

  • Foil stamping

  • Screen printing

Etching

The etching process works as follows:

  1. A mask is used to “burn” ...

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