English
Related papers

Related papers: Age of Information-based Scheduling for Wireless D…

200 papers

Age of information (AoI) has been proposed as a more suitable metric for characterizing the freshness of information than traditional metrics like delay and throughput. However, the calculation of AoI requires complex analysis and strict…

Information Theory · Computer Science 2023-03-07 Licheng Chen , Yunquan Dong

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

We propose a variant of the Age of Information (AoI) metric called Channel-Aware Age of Information (CA-AoI). Unlike AoI, CA-AoI takes into account the channel conditions between the source and the intended destination to compute the "age"…

Systems and Control · Electrical Eng. & Systems 2021-01-12 Bhishma Dedhia , Sharayu Moharir

In delay-sensitive industrial internet of things (IIoT) applications, the age of information (AoI) is employed to characterize the freshness of information. Meanwhile, the emerging network function virtualization provides flexibility and…

Signal Processing · Electrical Eng. & Systems 2021-05-11 Mohammad Akbari , Mohammad Reza Abedi , Roghayeh Joda , Mohsen Pourghasemian , Nader Mokari , Melike Erol-Kantarci

Device-to-device (D2D) technology is one of the key research areas in 5G/6G networks, and full-duplex (FD) D2D will further enhance its spectral efficiency (SE). In recent years, deep learning approaches have shown remarkable performance in…

Information Theory · Computer Science 2024-01-11 Xinxin Zhang , Lei Gao

This paper investigates the age of information (AoI) for a radio frequency (RF) energy harvesting (EH) enabled network, where a sensor first scavenges energy from a wireless power station and then transmits the collected status update to a…

Information Theory · Computer Science 2019-01-29 Yang Lu , Ke Xiong , Pingyi Fan , Zhangdui Zhong , Khaled Ben Letaief

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

The freshness of real-time status processing of time-sensitive information is crucial for several applications, including healthcare monitoring and autonomous vehicles. This freshness is considered in this paper for the system where…

Networking and Internet Architecture · Computer Science 2022-10-04 Chanikarn Nikunram , Wasin Meesena , Stephen John Turner , Sucha Supittayapornpong

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

Recent trends in communication networks have focused on Quality of Service (QoS) requirements expressed through timing metrics such as latency or Age of Information (AoI). A possible way to achieve this is coded multipath communication:…

Networking and Internet Architecture · Computer Science 2023-02-16 Federico Chiariotti , Beatriz Soret , Petar Popovski

The freshness of sensor data is critical for all types of cyber-physical systems. An established measure for quantifying data freshness is the Age-of-Information (AoI), which has been the subject of extensive research. Recently, there has…

Networking and Internet Architecture · Computer Science 2024-12-18 Markus Fidler , Flavio Gallistl , Jaya Prakash Champati , Joerg Widmer

We consider the problem of minimizing age in a multihop wireless network. There are multiple source-destination pairs, transmitting data through multiple wireless channels, over multiple hops. We propose a network control policy which…

Networking and Internet Architecture · Computer Science 2019-09-17 Ashok Krishnan K. S. , Vinod Sharma

We consider a network with multiple sources and a base station that send time-sensitive information to remote clients. The Age of Incorrect Information (AoII) captures the freshness of the informative pieces of status update packets at the…

Information Theory · Computer Science 2023-05-02 Muratcan Ayik , Elif Tugce Ceran , Elif Uysal

In this paper, a real-time Internet of Things (IoT) monitoring system is considered in which the IoT devices are scheduled to sample underlying physical processes and send the status updates to a common destination. In a real-world IoT, due…

Information Theory · Computer Science 2020-01-27 Bo Zhou , Walid Saad

In most Internet of Things (IoT) networks, edge nodes are commonly used as to relays to cache sensing data generated by IoT sensors as well as provide communication services for data consumers. However, a critical issue of IoT sensing is…

Information Theory · Computer Science 2020-10-26 Xiongwei Wu , Xiuhua Li , Jun Li , P. C. Ching , H. Vincent Poor

Underlaying device-to-device (D2D) communications to a cellular network is considered as a key technique to improve spectral efficiency in 5G networks. For such D2D systems, mode selection and resource allocation have been widely utilized…

Information Theory · Computer Science 2016-03-01 Rui Wang , Jun Zhang , S. H. Song , K. B. Letaief

Age-of-Information (AoI) is a critical metric for network applications. Existing works mostly address optimization with homogeneous AoI requirements, which is different from practice. In this work, we optimize uplink scheduling for an…

Systems and Control · Electrical Eng. & Systems 2022-12-14 Shuang Wu , Xiaoqiang Ren , Qing-Shan Jia , Karl Henrik Johansson , Ling Shi

Age of information is a new network performance metric that captures the freshness of information at end-users. This paper studies the age of information from a scheduling perspective. To that end, we consider a wireless broadcast network…

Optimization and Control · Mathematics 2018-09-18 Yu-Pin Hsu , Eytan Modiano , Lingjie Duan

We consider a slotted-time system with a transmitter-receiver pair. In the system, a transmitter observes a dynamic source and sends updates to a remote receiver through a communication channel. We assume that the channel is error-free but…

Information Theory · Computer Science 2023-01-19 Yutao Chen , Anthony Ephremides

More and more emerging Internet of Things (IoT) applications involve status updates, where various IoT devices monitor certain physical processes and report their latest statuses to the relevant information fusion nodes. A new performance…

Networking and Internet Architecture · Computer Science 2020-04-01 Zixiao Han , Jiaxin Liang , Yifan Gu , He Chen