A new frequency-bin-index LoRa system for high-data-rate transmission: Design and performance analysis

H Ma, Y Fang, G Cai, G Han, Y Li - IEEE Internet of Things …, 2021 - ieeexplore.ieee.org
As an attempt to tackle the low-data-rate issue of the conventional LoRa systems, we
propose two novel frequency-bin-index (FBI) LoRa schemes. In scheme I, the indices of …

SSK-ICS LoRa: A LoRa-based modulation scheme with constant envelope and enhanced data rate

A Mondal, M Hanif, HH Nguyen - IEEE Communications Letters, 2022 - ieeexplore.ieee.org
Long-range (LoRa) modulation is an orthogonal modulation scheme that uses linearly-
modulated up chirps to represent information bits. Its constant envelope and good bit-error …

Closed-form approximation of LoRa modulation BER performance

T Elshabrawy, J Robert - IEEE Communications Letters, 2018 - ieeexplore.ieee.org
LoRa has been demonstrated as a front runner when it comes to evolving low-power wide
area networks. At its core is LoRa modulation which depicts a patented chirp spread …

Interleaved chirp spreading LoRa-based modulation

T Elshabrawy, J Robert - IEEE Internet of Things Journal, 2019 - ieeexplore.ieee.org
LoRa has established itself as one of the leading technologies within evolving low power
wide area networks. In the patented LoRa modulation, a linearly increasing basis chirp …

Further LoRa capacity enhancement through interleaved chirp spreading LoRa expansion

P Edward, E Tarek, M El-Aasser… - … on wireless and …, 2019 - ieeexplore.ieee.org
LoRa has established itself as one of the front runners for the low power wide area networks
(LP-WAN). In LoRa modulation the number of bits per symbol depends on the spreading …

A novel MuLoRa modulation based on fractional fourier transform

C Zhang, S Wang, L Jiao, J Shi… - IEEE Communications …, 2021 - ieeexplore.ieee.org
LoRa has been widely used in the Internet of Things (IoT). However, since LoRa only
supports single symbol transmission in its bandwidth, the bit rate of LoRa is limited. This …

MIMO-LoRa for high-data-rate IoT: Concept and precoding design

JM Kang - IEEE Internet of Things Journal, 2022 - ieeexplore.ieee.org
Long range (LoRa) is a widely adopted modulation scheme for Internet of Things (IoT), but
its data rate is low. To tackle this problem, in this letter, we introduce a novel concept of …

Analytical and simulation study for LoRa modulation

H Mroue, A Nasser, B Parrein… - 2018 25th …, 2018 - ieeexplore.ieee.org
In this paper, the performance of Long Range (LoRa) Internet of Things (IoT) technology is
investigated. By considering Chirp Spread Spectrum (CSS) technique of LoRa, an …

Slope-shift keying LoRa-based 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 …

Group-based CSS modulation: A novel enhancement to LoRa physical layer

Q Yu, H Wang, Z Lu, S An - IEEE Wireless Communications …, 2022 - ieeexplore.ieee.org
LoRa is a proprietary technology for IoT (Internet of Things) applications and it has attracted
widespread interest from both academia and industry in recent years. As the core technique …