Introductory lesson on the use of load modulation to transfer information from an antenna to a reader. The lecture describes how to construct a link budget given all of the realistic effects encountered in the terrestrial backscatter … [Continue reading]
PotD: The Tunnel Diode that Started it All
This Problem of the Day (PotD) post comes from a historically significant ECE test, from an RFID class that Manos Tentzeris and I developed 10 years ago. The question asks how a biased tunnel diode increases reflected power and range from a … [Continue reading]
Jacob Smith Named 2018 William Brown Fellowship Winner
This fall term, Jake Smith was been named the 2018 winner of the 2018 William Brown Fellowship for his work on wireless power transfer. Jake is currently working on a microwave power transfer demo, building a rectenna for a 5.8 GHz system … [Continue reading]
WWB10: Inductive Coupling for Communications
We discuss the use of inductive loops in the transfer of information for RFID and NFC systems. WWB10: Inductive Coupling for Communications Paper: J. Fischer, “NFC in Cell Phones: The New Paradigm for an Interactive World.” IEEE Communications … [Continue reading]
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