AW Azim, A Bazzi, R Shubair… - IEEE Wireless …, 2022 - ieeexplore.ieee.org
In this letter, we propose dual-mode chirp spread spectrum (DM-CSS) modulation for low- power wide-area networks. DM-CSS is capable of achieving a higher spectral efficiency …
AW Azim, A Bazzi, M Fatima… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In this work, we introduce dual-mode (DM) time domain multiplexed (TDM) chirp spread spectrum (CSS), which offers improved spectral and energy efficiency for low-power wide …
LoRa has become a key enabler for multiple low-power wide-area network (LP-WAN) technologies. LoRa technology is pillared on its patented chirp spread spectrum modulation …
M Hanif, HH Nguyen - IEEE internet of things journal, 2020 - ieeexplore.ieee.org
LoRa, a low-power long-range physical-layer communication method, is one of the emerging technologies in low-power wide-area networks (LPWANs). In LoRa, a linearly …
Chirp spread spectrum (CSS) is the modulation technique currently employed by Long- Range (LoRa), which is one of the most prominent Internet of Things wireless …
LoRa is a popular low-rate, Low-Power Wide Area Network (LPWAN) technology providing long range wireless access over unlicensed sub-GHz frequency bands to the Internet of …
M Hanif, HH Nguyen - IEEE Internet of Things Journal, 2021 - ieeexplore.ieee.org
This article introduces a novel frequency-shift chirp spread spectrum (FSCSS) system with index modulation (IM). By using combinations of orthogonal chirp signals for message …
AW Azim, A Bazzi, R Shubair, M Chafii - Authorea Preprints, 2023 - techrxiv.org
Long Range (LoRa) is one of the most promising and widespread chirp spread spectrum (CSS)-based physical (PHY) layer technique for low-power wide-area networks (LPWANs) …
Chirps spread spectrum (CSS) modulation is the heart of long-range (LoRa) modulation used in the context of long-range wide area network (LoRaWAN) in internet of things (IoT) …