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An energy harvesting sensor that is sending status updates to a destination through an erasure channel is considered, in which transmissions are prone to being erased with some probability $q$, independently from other transmissions. The…

Information Theory · Computer Science 2018-11-13 Ahmed Arafa , Jing Yang , Sennur Ulukus , H. Vincent Poor

We consider an energy harvesting sensor that is sending measurement updates regarding some physical phenomenon to a destination. The sensor relies on energy harvested from nature to measure and send its updates, and is equipped with a…

Information Theory · Computer Science 2018-02-06 Ahmed Arafa , Jing Yang , Sennur Ulukus

A status updating system is considered in which data from multiple sources are sampled by an energy harvesting sensor and transmitted to a remote destination through an erasure channel. The goal is to deliver status updates of all sources…

Information Theory · Computer Science 2021-09-15 Ahmed Arafa , Jing Yang , Sennur Ulukus , H. Vincent Poor

A sensor node that is sending measurement updates regarding some physical phenomenon to a destination is considered. The sensor relies on energy harvested from nature to transmit its updates, and is equipped with a finite $B$-sized battery…

Information Theory · Computer Science 2018-02-26 Ahmed Arafa , Jing Yang , Sennur Ulukus , H. Vincent Poor

Consider an energy harvesting sensor continuously monitors a system and sends time-stamped status update to a destination. The destination keeps track of the system status through the received updates. Under the energy causality constraint…

Networking and Internet Architecture · Computer Science 2018-03-12 Songtao Feng , Jing Yang

Age of Information is a measure of the freshness of status updates in monitoring applications and update-based systems. We study a real-time remote sensing scenario with a sensor which is restricted by time-varying energy constraints and…

Information Theory · Computer Science 2017-02-07 Baran Tan Bacinoglu , Elif Uysal-Biyikoglu

Consider an energy harvesting (EH) sensor that continuously monitors a system and sends time-stamped status update to a destination. The sensor harvests energy from nature and uses it to power its updating operations. The destination keeps…

Information Theory · Computer Science 2019-05-14 Songtao Feng , Jing Yang

In this paper, we consider an information update system where a wireless sensor sends timely updates to the destination over an erasure channel with the supply of harvested energy and reliable backup energy. The metric Age of…

Information Theory · Computer Science 2022-07-27 Lixin Wang , Fuzhou Peng , Xiang Chen , Shidong Zhou

In this paper, we consider a scenario where an energy harvesting sensor continuously monitors a system and sends time-stamped status updates to a destination. The destination keeps track of the system status through the received updates. We…

Information Theory · Computer Science 2018-06-07 Xianwen Wu , Jing Yang , Jingxian Wu

A two-hop energy harvesting communication network is considered, in which measurement updates are transmitted by a source to a destination through an intermediate relay. Updates are to be sent in a timely fashion that minimizes the age of…

Information Theory · Computer Science 2019-06-18 Ahmed Arafa , Sennur Ulukus

We consider an energy harvesting source equipped with a finite battery, which needs to send timely status updates to a remote destination. The timeliness of status updates is measured by a non-decreasing penalty function of the Age of…

Information Theory · Computer Science 2019-05-23 Baran Tan Bacinoglu , Yin Sun , Elif Uysal , Volkan Mutlu

In this paper, we consider an information update system where wireless sensor sends timely updates to the destination over a random blocking terahertz channel with the supply of harvested energy and reliable energy backup. The paper aims to…

Information Theory · Computer Science 2021-10-19 Lixin Wang , Fuzhou Peng , Xiang Chen , Shidong Zhou

We consider status updating under inexact knowledge of the battery level of an energy harvesting (EH) sensor that sends status updates about a random process to users via a cache-enabled edge node. More precisely, the control decisions are…

Systems and Control · Electrical Eng. & Systems 2022-04-13 Mohammad Hatami , Markus Leinonen , Marian Codreanu

A status updating system is considered in which multiple data sources generate packets to be delivered to a destination through a shared energy harvesting sensor. Only one source's data, when available, can be transmitted by the sensor at a…

Information Theory · Computer Science 2021-09-16 Christopher Daniel , Ahmed Arafa

An energy-harvesting sensor node that is sending status updates to a destination is considered. The sensor is equipped with a battery of finite size to save its incoming energy, and consumes one unit of energy per status update…

Information Theory · Computer Science 2019-05-10 Ahmed Arafa , Jing Yang , Sennur Ulukus , H. Vincent Poor

We consider an IoT sensing network with multiple users, multiple energy harvesting sensors, and a wireless edge node acting as a gateway between the users and sensors. The users request for updates about the value of physical processes,…

Signal Processing · Electrical Eng. & Systems 2020-04-28 Mohammad Hatami , Mojtaba Jahandideh , Markus Leinonen , Marian Codreanu

We consider an energy harvesting source that is collecting measurements from a physical phenomenon and sending updates to a destination within a communication session time. Updates incur transmission delays that are function of the energy…

Information Theory · Computer Science 2017-12-12 Ahmed Arafa , Sennur Ulukus

We consider a novel intermittent status updating model where an energy harvesting node with an intermittent energy source performs status updating to a receiver through non-preemptive sensing and transmission operations. Each operation…

Information Theory · Computer Science 2020-02-24 Omur Ozel

Information freshness is crucial for time-critical IoT applications, e.g., monitoring and control systems. We consider an IoT status update system with multiple users, multiple energy harvesting sensors, and a wireless edge node. The users…

Signal Processing · Electrical Eng. & Systems 2022-02-01 Mohammad Hatami , Markus Leinonen , Marian Codreanu

This paper considers an energy harvesting sensor node with battery size $B_{max}$ that recharges its battery through an incremental energy harvesting process and receives updates from a single information source in slotted time. The node…

Information Theory · Computer Science 2019-11-07 Parisa Rafiee , Omur Ozel
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