English
Related papers

Related papers: LoRa Backscatter Communications: Temporal, Spectra…

200 papers

Future wireless systems are envisioned to utilize the large spectra available at THz bands for wireless communications. Extremely massive multiple-input multiple-output (MIMO) antennas can be costly and power inefficient for wideband THz…

Signal Processing · Electrical Eng. & Systems 2025-04-08 Natalie Lang , Yaela Gabay , Nir Shlezinger , Tirza Routtenberg , Yasaman Ghasempour , George C. Alexandropoulos , Yonina C. Eldar

The success of Internet-of-Things (IoT) paradigm relies on, among other things, developing energy-efficient communication techniques that can enable information exchange among billions of battery-operated IoT devices. With its technological…

Information Theory · Computer Science 2018-04-26 J. Kartheek Devineni , Harpreet S. Dhillon

Decentralized federated learning (DFL) based on low-rank adaptation (LoRA) enables mobile devices with multi-task datasets to collaboratively fine-tune a large language model (LLM) by exchanging locally updated parameters with a subset of…

Machine Learning · Computer Science 2026-02-25 Nuocheng Yang , Sihua Wang , Ouwen Huan , Mingzhe Chen , Tony Q. S. Quek , Changchuan Yin

Lateral predictive coding (LPC) is a simple theoretical framework to appreciate feature detection in biological neural circuits. Recent theoretical work [Huang et al., Phys.Rev.E 112, 034304 (2025)] has successfully constructed optimal LPC…

Neurons and Cognition · Quantitative Biology 2026-04-23 Guanghui Cai , Zhen-Ye Huang , Weikang Wang , Hai-Jun Zhou

The Internet of Things (IoT) revolution demands scalable, energy-efficient communication protocols supporting widespread device deployments. The LoRa technology, coupled with the LoRaWAN protocol, has emerged as a leading Low Power Wide…

Networking and Internet Architecture · Computer Science 2025-04-02 Riccardo Marini , Giampaolo Cuozzo

Low-power wide-area network technologies such as LoRaWAN are promising for collecting low-rate monitoring data from geographically distributed sensors, in which timestamping the sensor data is a critical system function. This paper…

Networking and Internet Architecture · Computer Science 2020-04-14 Chaojie Gu , Linshan Jiang , Rui Tan , Mo Li , Jun Huang

It is a common practice in natural language processing to pre-train a single model on a general domain and then fine-tune it for downstream tasks. However, when it comes to Large Language Models, fine-tuning the entire model can be…

Artificial Intelligence · Computer Science 2024-10-29 Cristian Meo , Ksenia Sycheva , Anirudh Goyal , Justin Dauwels

Long Range (LoRa) wireless technology, characterized by low power consumption and a long communication range, is regarded as one of the enabling technologies for the Industrial Internet of Things (IIoT). However, as the network scale…

Artificial Intelligence · Computer Science 2023-09-19 Xu Zhang , Ziqi Lin , Shimin Gong , Bo Gu , Dusit Niyato

Delay constrained linear transmission (LT) strategies are considered for the transmission of composite Gaussian measurements over an additive white Gaussian noise fading channel under an average power constraint. If the channel state…

Information Theory · Computer Science 2016-11-15 Onur Tan , Deniz Gunduz , Jesus Gomez Vilardebo

A lower bound on the maximum likelihood (ML) decoding error exponent of linear block code ensembles, on the erasure channel, is developed. The lower bound turns to be positive, over an ensemble specific interval of erasure probabilities,…

Information Theory · Computer Science 2019-01-23 Enrico Paolini , Gianluigi Liva

This paper analyzes the design and competitiveness of four neural network (NN) architectures recently proposed as decoders for forward error correction (FEC) codes. We first consider the so-called single-label neural network (SLNN) and the…

Signal Processing · Electrical Eng. & Systems 2026-01-28 Yuncheng Yuan , Péter Scheepers , Lydia Tasiou , Yunus Can Gültekin , Federico Corradi , Alex Alvarado

Long Range (LoRa) has become one of the most popular Low Power Wide Area (LPWA) technologies, which provides a desirable trade-off among communication range, battery life, and deployment cost. In LoRa networks, several transmission…

Signal Processing · Electrical Eng. & Systems 2019-02-13 Qihao Zhou , Jinyu Xing , Lu Hou , Rongtao Xu , Kan Zheng

This paper presents a novel channel-estimation (CE) method that mitigates residual phase drifts in backscatter links and a full hardware and signal-processing pipeline for a single-antenna monostatic system. The platform comprises a…

Signal Processing · Electrical Eng. & Systems 2026-01-06 Hanyeol Ryu , Sangkil Kim

To address data locality and privacy restrictions, Federated Learning (FL) has recently been adopted to fine-tune large language models (LLMs), enabling improved performance on various downstream tasks without requiring aggregated data.…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-11-11 Han Liu , Ruoyao Wen , Srijith Nair , Jia Liu , Wenjing Lou , Chongjie Zhang , William Yeoh , Yevgeniy Vorobeychik , Ning Zhang

LoRa wireless technology is an increasingly prominent solution for massive connectivity and the Internet of Things. Stochastic geometry and numerical analysis of LoRa networks usually consider uniform end-device deployments. Real…

Networking and Internet Architecture · Computer Science 2021-02-04 Orestis Georgiou , Constantinos Psomas , Christodoulos Skouroumounis , Ioannis Krikidis

Standard communication systems have transmission spectra that characterize their ability to perform frequency multiplexing over a finite bandwidth. Realistic quantum signals in quantum communication systems like transducers are inherently…

Quantum Physics · Physics 2025-02-14 Aditya Gandotra , Zhaoyou Wang , Aashish A. Clerk , Liang Jiang

Transformer-based large language models (LLMs) have achieved remarkable success across various tasks. Yet, fine-tuning such massive models in federated learning (FL) settings poses significant challenges due to resource constraints and…

Machine Learning · Computer Science 2026-03-25 Bumjun Kim , Wan Choi

In this paper, we analyze the symbol error rate (SER) performance of the simultaneous wireless information and power transfer (SWIPT) enabled three-node differential decode-and-forward (DDF) relay networks, which adopt the power splitting…

Signal Processing · Electrical Eng. & Systems 2020-08-06 Yuxin Lu , Wai Ho Mow

Long range wide area networks (LoRaWAN) technology provides a simple solution to enable low-cost services for low power internet-of-things (IoT) networks in various applications. The current evaluation of LoRaWAN networks relies on…

Networking and Internet Architecture · Computer Science 2020-09-22 Furqan Hameed Khan , Raja Jurdak , Marius Portmann

Low power wide area networks (LPWANs), such as the ones based on the LoRaWAN protocol, are seen as enablers of large number of IoT applications and services. In this work, we assess the scalability of LoRaWAN by analyzing the frame success…

Networking and Internet Architecture · Computer Science 2020-02-06 René Brandborg Sørensen , Nasrin Razmi , Jimmy Jessen Nielsen , Petar Popovski