March 2020
Intermediate to advanced
456 pages
14h 28m
English
Content preview from LPWAN Technologies for IoT and M2M Applications
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9
Performance of LoRa technology: link-level and cell-level performance
Daniele Croce, Michele Gucciardo, Giuseppe Santaromita, Stefano Mangione and Ilenia Tinnirello, Engineering Department, University of Palermo, Palermo, Italy
Abstract
LoRa is a chirp spread spectrum technology that is becoming very popular for low-power wide-area networks, with high-density devices. In this chapter, we study the capacity of LoRa in rejecting different interfering signals. First, we analyze LoRa modulation numerically demonstrating that channel captures appear easily and that collisions between packets modulated with different spreading factors (SFs) are not uncommon. We validate such findings in experiments based on commercial devices and software-defined ...
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