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Related papers: Age-of-Information in UAV-assisted Networks: a Dec…

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This paper investigates the problem of age of information (AoI) aware radio resource management for a platooning system. Multiple autonomous platoons exploit the cellular wireless vehicle-to-everything (C-V2X) communication technology to…

Signal Processing · Electrical Eng. & Systems 2021-05-11 Mohammad Parvini , Mohammad Reza Javan , Nader Mokari , Bijan Abbasi , Eduard A. Jorswieck

Age-of-information (AoI) is a critical metric that quantifies the freshness of data in communication systems. In the era of the Internet of Things (IoT), data collected by resource-constrained devices often need to be transmitted to a…

Data Structures and Algorithms · Computer Science 2025-05-22 Ching-Chi Lin , Mario Günzel , Jian-Jia Chen

Beyond fifth generation wireless communication networks (B5G) are applied in many use-cases, such as industrial control systems, smart public transport, and power grids. Those applications require innovative techniques for timely…

Information Theory · Computer Science 2024-10-28 Robert-Jeron Reifert , Stefan Roth , Aydin Sezgin

The emerging mission-critical Internet of Things (IoT) play a vital role in remote healthcare, haptic interaction, and industrial automation, where timely delivery of status updates is crucial. The Age of Information (AoI) is an effective…

Networking and Internet Architecture · Computer Science 2023-11-27 Hossam Farag , Mikael Gidlund , Cedomir Stefanovic

Due to flexibility, autonomy and low operational cost, unmanned aerial vehicles (UAVs), as fixed aerial base stations, are increasingly being used as \textit{relays} to collect time-sensitive information (i.e., status updates) from IoT…

Networking and Internet Architecture · Computer Science 2021-09-28 Biplav Choudhury , Vijay K. Shah , Aidin Ferdowsi , Jeffrey H. Reed , Y. Thomas Hou

Age of information (AoI) measures information freshness at the receiver. AoI may provide insights into quality of service in communication systems. For this reason, it has been used as a cross-layer metric for wireless communication…

Systems and Control · Electrical Eng. & Systems 2020-05-06 Onur Ayan , H. Murat Gürsu , Sandra Hirche , Wolfgang Kellerer

Age of information (AoI), defined as the time elapsed since the last received update was generated, is a newly proposed metric to measure the timeliness of information updates in a network. We consider AoI minimization problem for a network…

Information Theory · Computer Science 2018-03-20 Rajat Talak , Sertac Karaman , Eytan Modiano

Resource management in Internet of Things (IoT) systems is a major challenge due to the massive scale and heterogeneity of the IoT system. For instance, most IoT applications require timely delivery of collected information, which is a key…

Information Theory · Computer Science 2021-01-05 Taehyeun Park , Walid Saad , Bo Zhou

Age of Information (AoI) measures the freshness of data in mission critical Internet-of-Things (IoT) applications i.e., industrial internet, intelligent transportation systems etc. In this paper, a new system model is proposed to estimate…

Networking and Internet Architecture · Computer Science 2021-06-01 Chathuranga M. Wijerathna Basnayaka , Dushantha Nalin K. Jayakody , Tharindu D. Ponnimbaduge Perera , Moises Vidal Ribeiro

In 5G and beyond communication systems, the notion of latency gets great momentum in wireless connectivity as a metric for serving real-time communications requirements. However, in many applications, research has pointed out that latency…

Networking and Internet Architecture · Computer Science 2023-05-16 Emmanouil Fountoulakis , Themistoklis Charalambous , Anthony Ephremides , Nikolaos Pappas

We consider the scenario where a sender periodically sends a batch of data to a receiver over a multi-hop network, possibly using multiple paths. Our objective is to minimize peak/average Age-of-Information (AoI) subject to throughput…

Networking and Internet Architecture · Computer Science 2019-05-20 Qingyu Liu , Haibo Zeng , Minghua Chen

Connected and autonomous vehicles (CAVs) rely heavily upon time-sensitive information update services to ensure the safety of people and assets, and satisfactory entertainment applications. Therefore, the freshness of information is a…

Systems and Control · Electrical Eng. & Systems 2024-03-15 Anik Mallik , Dawei Chen , Kyungtae Han , Jiang Xie , Zhu Han

Age of Information (AoI), measures the time elapsed since the last received information packet was generated at the source. We consider the problem of AoI minimization for single-hop flows in a wireless network, under pairwise interference…

Information Theory · Computer Science 2018-03-20 Rajat Talak , Sertac Karaman , Eytan Modiano

In this paper, we investigate the problem of age of information (AoI)-aware radio resource management for expected long-term performance optimization in a Manhattan grid vehicle-to-vehicle network. With the observation of global network…

Artificial Intelligence · Computer Science 2019-11-18 Xianfu Chen , Celimuge Wu , Tao Chen , Honggang Zhang , Zhi Liu , Yan Zhang , Mehdi Bennis

Motivated by cooperative distributed networks in which users dynamically alternate between transmit and receive modes under half-duplex constraints, this paper studies the Age of Information (AoI) in a distributed multi-user network using…

Information Theory · Computer Science 2026-04-16 Peng Zou , Ali Maatouk , Egemen Erbayat , Suresh Subramaniam

In an Internet-of-Things system where status data are collected from sensors and actuators for time-critical applications, the freshness of data is vital and can be quantified by the recently proposed age-of-information (AoI) metric. In…

Information Theory · Computer Science 2018-03-23 Zhiyuan Jiang , Bhaskar Krishnamachari , Sheng Zhou , Zhisheng Niu

We investigate a remote monitoring framework with multiple sensing modalities including IoT sensors on the ground, mobile UAVs in the air, and a periodically available satellite constellation. While the IoT sensors cover small areas and…

Networking and Internet Architecture · Computer Science 2026-02-18 Sunjung Kang , Vishrant Tripathi , Christopher G. Brinton

This work is motivated by the need of collecting fresh data from power-constrained sensors in the industrial Internet of Things (IIoT) network. A recently proposed metric, the Age of Information (AoI) is adopted to measure data freshness…

Information Theory · Computer Science 2020-03-12 Haoyue Tang , Jintao Wang , Linqi Song , Jian Song

This paper investigates a multi-Unmanned Aerial Vehicle (UAV) joint base station-assisted Internet of Vehicles (IoV) task offloading system in dense urban environments. To minimize system delay and energy consumption under strict coupling…

Networking and Internet Architecture · Computer Science 2026-05-07 Maoxin Ji , Qiong Wu , Pingyi Fan , Cui Zhang , Nan Cheng , Wen Chen , Khaled B. Letaief

We study route scheduling of a UAV for data collec-tion from remote sensor nodes (SNs) with battery recharging. Thefreshness of the collected information is captured by the metric ofage of information (AoI). The objective is to minimize the…

Networking and Internet Architecture · Computer Science 2020-05-04 Ghafour Ahani , Di Yuan , Yixin Zhao