Yeager Intel Research Seattle, Department of Electrical Engineering, University
of Washington, Seattle, Washington
Franco Zambonelli Dipartimento di Scienze e Metodi dell??™Ingegneria, Universita??™di
Modena e Reggio Emilia, Reggio Emilia, Italy
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Section I
Introduction
1
Physics and Geometry of RFID
Marlin H. Mickle, Leonid Mats, and Peter J. Hawrylak
CONTENTS
1.1 Overview................................................................................................................................ 3
1.2 Backscatter Communication................................................................................................. 4
1.2.1 General Overview of the Physics of RFID.............................................................. 5
1.2.2 Polarization.................................................................................................................. 8
1.2.3 Re?¬‚ection.................................................................................................................... 13
1.3 Antenna Directivity and Gain............................................................................................ 13
1.4 Summary.............................................................................................................................. 14
1.5 Future Directions ....................................
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