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Related papers: Minimizing Age of Information in a Multihop Wirele…

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We address the joint problem of learning and scheduling in multi-hop wireless network without a prior knowledge on link rates. Previous scheduling algorithms need the link rate information, and learning algorithms often require a…

Networking and Internet Architecture · Computer Science 2023-12-11 Daehyun Park , Sunjung Kang , Changhee Joo

This study considers a wireless network where an access point (AP) broadcasts timely updates to numerous mobile users. The timeliness of information owned by a user is characterized by the age of information. Frequently broadcasting the…

Networking and Internet Architecture · Computer Science 2021-02-22 Yu-Pin Hsu

Optimization of information freshness in wireless networks has usually been performed based on queueing analysis that captures only the temporal traffic dynamics associated with the transmitters and receivers. However, the effect of…

Information Theory · Computer Science 2019-07-24 Howard H. Yang , Ahmed Arafa , Tony Q. S. Quek , H. Vincent Poor

This study considers a wireless network where multiple nodes transmit status updates to a base station (BS) via a shared, error-free channel with limited bandwidth. The status updates arrive at each node randomly. We use the Age of…

Information Theory · Computer Science 2025-03-14 Yuqiao He , Yuchao Chen , Jintao Wang , Jian Song

Age of information (AoI) is a recently proposed metric that measures the time elapsed since the generation of the last received information update. We consider the problem of AoI minimization for a network under general interference…

Networking and Internet Architecture · Computer Science 2018-05-18 Rajat Talak , Igor Kadota , Sertac Karaman , Eytan Modiano

We consider a cognitive shared access scheme consisting of a high priority primary node and a low priority network with $N$ secondary nodes accessing the spectrum. Assuming bursty traffic at the primary node, saturated queues at the…

Networking and Internet Architecture · Computer Science 2018-12-24 Antzela Kosta , Nikolaos Pappas , Anthony Ephremides , Vangelis Angelakis

We consider a wireless broadcast network with a base station sending time-sensitive information to a number of clients through unreliable channels. The Age of Information (AoI), namely the amount of time that elapsed since the most recently…

Networking and Internet Architecture · Computer Science 2018-01-08 Igor Kadota , Abhishek Sinha , Elif Uysal-Biyikoglu , Rahul Singh , Eytan Modiano

We consider a setting where multiple active sources send real-time updates over a single-hop wireless broadcast network to a monitoring station. Our goal is to design a scheduling policy that minimizes the time-average of general…

Information Theory · Computer Science 2023-06-21 Vishrant Tripathi , Eytan Modiano

In a multihop wireless network, it is crucial but challenging to schedule transmissions in an efficient and fair manner. In this paper, a novel distributed node scheduling algorithm, called Local Voting, is proposed. This algorithm tries to…

Networking and Internet Architecture · Computer Science 2017-09-18 Dimitrios J. Vergados , Natalia Amelina , Yuming Jiang , Katina Kralevska , Oleg Granichin

Motivated by the recent trend of integrating artificial intelligence into the Internet-of-Things (IoT), we consider the problem of scheduling packets from multiple sensing sources to a central controller over a wireless network. Here,…

Performance · Computer Science 2021-01-05 Bin Li

In this paper, transmission scheduling for multiloop wireless networked control systems sharing the wireless channel is considered. A linear quadratic cost offset has been proposed to evaluate the performance gap induced by the nonideal…

Information Theory · Computer Science 2020-05-13 He Ma , Shidong Zhou , Xiujun Zhang , Limin Xiao

We propose and evaluate age of information (AoI)-aware multiple access mechanisms for the Internet of Things (IoT) in multi-relay two-hop networks. The network considered comprises end devices (EDs) communicating with a set of relays in…

Signal Processing · Electrical Eng. & Systems 2025-03-21 Gabriel Martins de Jesus , Felippe Moraes Pereira , João Luiz Rebelatto , Richard Demo Souza , Onel Alcaraz López

In this paper, we consider the problem of minimizing the age of information in a multi-source system, where samples are taken from multiple sources and sent to a destination via a channel with random delay. Due to interference, only one…

Information Theory · Computer Science 2019-05-07 Ahmed M. Bedewy , Yin Sun , Sastry Kompella , Ness B. Shroff

Wireless powered mobile edge computing has been envisioned as a promising paradigm to enhance the computation capability of low-power wireless devices in Industrial Internet of Things. An efficient resource scheduling method is critical yet…

Systems and Control · Electrical Eng. & Systems 2020-04-28 Hao Wu , Hui Tian , Shaoshuai Fan , Jiazhi Ren

In this work, we address the delay optimal scheduling problem for wireless transmission with fixed modulation over multi-state fading channels. We propose a stochastic scheduling policy which schedules the source to transmit with…

Information Theory · Computer Science 2015-09-18 Juan Liu , Wei Chen , Khaled B. Letaief

In this paper, we consider a transmission scheduling problem, in which several streams of status update packets with diverse priority levels are sent through a shared channel to their destinations. We introduce a notion of Lexicographic age…

Information Theory · Computer Science 2020-02-06 Ali Maatouk , Yin Sun , Anthony Ephremides , Mohamad Assaad

In this work, a wireless broadcast network with a base station (BS) sending random time-sensitive information updates to multiple users with interference constraints is considered. The Age of Synchronization (AoS), namely the amount of time…

Information Theory · Computer Science 2020-03-06 Haoyue Tang , Jintao Wang , Zihan Tang , Jian Song

Age of Information (AoI) has proven to be a useful metric in networked systems where timely information updates are of importance. In the literature, minimizing "average age" has received considerable attention. However, various…

Information Theory · Computer Science 2020-10-06 Jaya Prakash Champati , Hussein Al-Zubaidy , James Gross

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

We present a distributed algorithm for joint power control, routing and scheduling in multihop wireless networks. The algorithm also provides for Quality of Service (QoS) guarantees, namely, end-to-end mean delay guarantees and hard…

Networking and Internet Architecture · Computer Science 2016-12-28 Ashok Krishnan K. S. , Vinod Sharma