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The problem of finding decentralized transmission policies in a wireless communication network with energy harvesting constraints is formulated and solved using the decentralized Markov decision process framework. The proposed policy…

Information Theory · Computer Science 2017-02-14 Alessandro Biason , Subhrakanti Dey , Michele Zorzi

Energy harvesting from the surroundings is a promising solution to perpetually power-up wireless sensor communications. This paper presents a data-driven approach of finding optimal transmission policies for a solar-powered sensor node that…

Networking and Internet Architecture · Computer Science 2014-05-29 Meng-Lin Ku , Yan Chen , K. J. Ray Liu

Devices can now be powered wirelessly by Access Points (APs). However, an AP cannot transmit frequently to charge devices as it may starve other nearby APs operating on the same channel. Consequently, there is a need to schedule the…

Networking and Internet Architecture · Computer Science 2017-09-05 Kwan-Wu Chin

Content caching in wireless networks provides a substantial opportunity to trade off low cost memory storage with energy consumption, yet finding the optimal causal policy with low computational complexity remains a challenge. This paper…

Signal Processing · Electrical Eng. & Systems 2020-01-22 Zhijie Chen , Hoshyar Mohammed , Wei Chen

We consider the problem of long term power allocation in dense wireless networks. The framework considered in this paper is of interest for machine-type communications (MTC). In order to guarantee an optimal operation of the system while…

Information Theory · Computer Science 2018-01-16 Maialen Larranaga , Mohamad Assaad , Koen De Turck

In this paper, we consider the problem of finding an optimal energy management policy for a network of sensor nodes capable of harvesting their own energy and sharing it with other nodes in the network. We formulate this problem in the…

Systems and Control · Electrical Eng. & Systems 2023-10-10 Arghyadeep Barat , Prabuchandran. K. J , Shalabh Bhatnagar

In this paper, we propose a novel censoring policy for energy-efficient transmissions in energy-harvesting sensors. The problem is formulated as an infinite-horizon Markov Decision Process (MDP). The objective to be optimized is the…

Systems and Control · Electrical Eng. & Systems 2025-02-04 Jesus Fernandez-Bes , Jesus Cid-Sueiro , Antonio G. Marques

Wireless sensor networks (WSNs) consist of autonomous and resource-limited devices. The devices cooperate to monitor one or more physical phenomena within an area of interest. WSNs operate as stochastic systems because of randomness in the…

Networking and Internet Architecture · Computer Science 2016-08-16 Mohammad Abu Alsheikh , Dinh Thai Hoang , Dusit Niyato , Hwee-Pink Tan , Shaowei Lin

Multi-agent planning in stochastic environments can be framed formally as a decentralized Markov decision problem. Many real-life distributed problems that arise in manufacturing, multi-robot coordination and information gathering scenarios…

Artificial Intelligence · Computer Science 2011-11-02 Claudia V. Goldman , Shlomo Zilberstein

This paper analyzes the communication between two energy harvesting wireless sensor nodes. The nodes use automatic repeat request and forward error correction mechanism for the error control. The random nature of available energy and…

Information Theory · Computer Science 2017-10-26 Animesh Yadav , Mathew Goonewardena , Wessam Ajib , Octavia A. Dobre , Halima Elbiaze

The allocation of scarce spectral resources to support as many user applications as possible while maintaining reasonable quality of service is a fundamental problem in wireless communication. We argue that the problem is best formulated in…

Networking and Internet Architecture · Computer Science 2007-05-23 Zygmunt Haas , Joseph Y. Halpern , Li Li , Stephen B. Wicker

In this paper, we consider delay-optimal power control for an energy harvesting wireless system with finite energy storage. The wireless system is powered solely by a renewable energy source with bursty data arrivals, and is characterized…

Information Theory · Computer Science 2015-06-22 Fan Zhang , Vincent K. N. Lau

We consider power allocation for an access-controlled transmitter with energy harvesting capability based on causal observations of the channel fading state. We assume that the system operates in a time-slotted fashion and the channel gain…

Information Theory · Computer Science 2017-08-04 Zhe Wang , Vaneet Aggarwal , Xiaodong Wang

In this work, we consider a wireless networked control system (WNCS) consisting of a plant, a battery-operated sensor, a controller, and an actuator. The battery in the sensor harvests energy from the environment. The sensor then uses this…

Optimization and Control · Mathematics 2024-03-22 Manali Dutta , Rahul Singh

The optimal resource allocation scheme in a full-duplex Wireless Powered Communication Network (WPCN) composed of one Access Point (AP) and two wireless devices is analyzed and derived. AP operates in a full-duplex mode and is able to…

Information Theory · Computer Science 2019-02-19 Mohamed A. Abd-Elmagid , Alessandro Biason , Tamer ElBatt , Karim G. Seddik , Michele Zorzi

This paper investigates an orthogonal frequency division multiplexing (OFDM)-based wireless powered communication system, where one user harvests energy from an energy access point (EAP) to power its information transmission to a data…

Information Theory · Computer Science 2016-11-17 Xun Zhou , Chin Keong Ho , Rui Zhang

In this paper, energy efficient power allocation for the uplink of a multi-cell massive MIMO system is investigated. With the simplified power consumption model, the problem of power allocation is formulated as a constrained Markov decision…

Information Theory · Computer Science 2017-03-22 Peng Li , Yanxiang Jiang , Wei Li , Fuchun Zheng , Xiaohu You

In this paper, we develop optimal policies for deciding when a wireless node with radio frequency (RF) energy harvesting (EH) capabilities should try and harvest ambient RF energy. While the idea of RF-EH is appealing, it is not always…

Information Theory · Computer Science 2015-08-04 Zhenhua Zou , Anders Gidmark , Themistoklis Charalambous , Mikael Johansson

A point-to-point wireless communication system in which the transmitter is equipped with an energy harvesting device and a rechargeable battery, is studied. Both the energy and the data arrivals at the transmitter are modeled as Markov…

Machine Learning · Computer Science 2013-05-31 Pol Blasco , Deniz Gündüz , Mischa Dohler

We study multi-hop data-dissemination in a wireless network from one source to multiple nodes where some of the nodes of the network act as re-transmitting nodes and help the source in data dissemination. In this network, we study two…

Networking and Internet Architecture · Computer Science 2020-03-24 Mahdi Mousavi , Anja Klein
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