English
Related papers

Related papers: On the Energy Efficiency of LT Codes in Proactive …

200 papers

This paper presents the first in-depth analysis on the energy efficiency of LT codes with Non Coherent M-ary Frequency Shift Keying (NC-MFSK), known as green modulation [1], in a proactive Wireless Sensor Network (WSN) over Rayleigh…

Information Theory · Computer Science 2009-12-07 Jamshid Abouei , J. David Brown , Konstantinos N. Plataniotis , Subbarayan Pasupathy

Due to the unique characteristics of sensor devices, finding the energy-efficient modulation with a low-complexity implementation (refereed to as green modulation) poses significant challenges in the physical layer design of Wireless Sensor…

Information Theory · Computer Science 2010-08-24 Jamshid Abouei , Konstantinos N. Plataniotis , Subbarayan Pasupathy

Due to unique characteristics of sensor nodes, choosing energy-efficient modulation scheme with low-complexity implementation (refereed to as green modulation) is a critical factor in the physical layer of Wireless Sensor Networks (WSNs).…

Information Theory · Computer Science 2009-10-07 Jamshid Abouei , Konstantinos N. Plataniotis , Subbarayan Pasupathy

Luby Transform (LT) codes are a class of fountain codes that have proved to perform very efficiently over the erasure channel. These codes are rateless in the sense that an infinite stream of encoded symbols can be generated on the fly.…

Signal Processing · Electrical Eng. & Systems 2020-02-21 M. Usman , J. Dunlop

A noncoherent two-way relaying system is developed using physical-layer network coding for improved throughput over conventional relaying in a fading channel. Energy-efficient noncoherent operation is achieved using multitone frequency…

Information Theory · Computer Science 2018-02-01 Terry Ferrett , Matthew C. Valenti

Diversity is a powerful means to increase the transmission performance of wireless communications. For the case of fountain codes relaying, it has been shown previously that introducing diversity is also beneficial since it counteracts…

Networking and Internet Architecture · Computer Science 2010-04-08 Apavatjrut Anya , Claire Goursaud , Katia Jaffrès-Runser , Cristina Comaniciu , Jean-Marie Gorce

We consider distributed Luby transform (DLT) codes for efficient packet transmission in a multi-way relay network, where the links are modeled as erasure channels. Density evolution is applied for asymptotic performance analysis, and…

Information Theory · Computer Science 2014-10-02 Iqbal Hussain , Ming Xiao , Lars K. Rasmussen

One of the most critical challenges for deploying distributed learning solutions, such as federated learning (FL), in wireless networks is the limited battery capacity of mobile clients. While it is a common belief that the major energy…

Information Theory · Computer Science 2024-10-23 Linping Qu , Yuyi Mao , Shenghui Song , Chi-Ying Tsui

Wireless sensor nodes are powered by batteries, for which replacement is very difficult. That is why, optimization of energy consumption is a major objective in the area of wireless sensor networks (WSNs).On the other hand, noisy channel…

Networking and Internet Architecture · Computer Science 2015-05-22 Rajoua Anane , Kosai Raoof , Ridha Bouallegue

In this paper, we study systematic Luby Transform (SLT) codes over additive white Gaussian noise (AWGN) channel. We introduce the encoding scheme of SLT codes and give the bipartite graph for iterative belief propagation (BP) decoding…

Information Theory · Computer Science 2015-05-11 Shengkai Xu , Dazhuan Xu , Xiaofei Zhang , Hanqin Shao

In this work, we consider the task of target localization using quantized data in Wireless Sensor Networks (WSNs). We propose an energy efficient localization scheme by modeling it as an iterative classification problem. We design coding…

Applications · Statistics 2016-11-18 Aditya Vempaty , Yunghsiang S. Han , Pramod K. Varshney

This paper describes a novel approach for combining Luby Transform (LT) codes and Network Coding (NC) in the context of PowerLine Communications (PLC) smart grid networks. Multihop transmissions of LT-encoded data on PLC networks are…

Information Theory · Computer Science 2015-09-22 Abraham Kabore , Vahid Meghdadi , Jean-Pierre Cances

In this study we introduce Logarithmic Frequency Shift Keying (Log-FSK), a novel frequency modulation for over-the-air computation (AirComp). Log-FSK leverages non-linear signal processing to produce AirComp in the frequency domain, this…

Signal Processing · Electrical Eng. & Systems 2024-06-06 Marc Martinez-Gost , Ana Pérez-Neira , Miguel Ángel Lagunas

The energy bottleneck in Wireless Sensor Network(WSN) can be reduced by limiting communication overhead. Application specific source coding schemes for the sensor networks provide fewer bits to represent the same amount of information…

Networking and Internet Architecture · Computer Science 2008-10-21 Muthiah Annamalai , Darshan Shrestha , Saibun Tjuatja

The use of wireless implant technology requires correct delivery of the vital physiological signs of the patient along with the energy management in power-constrained devices. Toward these goals, we present an augmentation protocol for the…

Information Theory · Computer Science 2016-11-15 Jamshid Abouei , J. David Brown , Konstantinos N. Plataniotis , Subbarayan Pasupathy

This work considers optimizing LDPC codes in the physical-layer network coded two-way relay channel using noncoherent FSK modulation. The error-rate performance of channel decoding at the relay node during the multiple-access phase was…

Information Theory · Computer Science 2015-02-23 Terry Ferrett , Matthew C. Valenti

Energy-efficient communication using a class of spatial modulation (SM) that encodes the source information entirely in the antenna indices is considered in this paper. The energy-efficient modulation design is formulated as a convex…

Information Theory · Computer Science 2023-07-19 Ronald Y. Chang , Sian-Jheng Lin , Wei-Ho Chung

A network coding-based scheme is proposed to improve the energy efficiency of distributed storage systems in WSNs (wireless sensor networks), which mainly focuses on two problems: firstly, consideration is given to effective distributed…

Networking and Internet Architecture · Computer Science 2013-04-08 Wang Lei , Yang Yuwang , Zhao Wei , Lu Wei

In this study we introduce Logarithmic Frequency Shift Keying (Log-FSK), a novel frequency modulation for over-the-air computation (AirComp). Log-FSK leverages non-linear signal processing to produce AirComp in the frequency domain, this…

Signal Processing · Electrical Eng. & Systems 2025-06-05 Marc Martinez-Gost , Ana Pérez-Neira , Miguel Ángel Lagunas

Convolutional neural networks (CNNs) achieve state-of-the-art accuracy in a variety of tasks in computer vision and beyond. One of the major obstacles hindering the ubiquitous use of CNNs for inference on low-power edge devices is their…

Computer Vision and Pattern Recognition · Computer Science 2021-09-28 Brian Chmiel , Chaim Baskin , Ron Banner , Evgenii Zheltonozhskii , Yevgeny Yermolin , Alex Karbachevsky , Alex M. Bronstein , Avi Mendelson
‹ Prev 1 2 3 10 Next ›