The Age of Information in Wireless Cellular Systems: Gaps, Open Problems, and Research Challenges [PDF]
Sensors, 2023 One of the critical use cases for prospective fifth generation (5G) cellular systems is the delivery of the state of the remote systems to the control center.
Elena Zhbankova +3 more
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Age of Information Minimization in Multicarrier-Based Wireless Powered Sensor Networks [PDF]
EntropyThis study investigates the challenge of ensuring timely information delivery in wireless powered sensor networks (WPSNs), where multiple sensors forward status-update packets to a base station (BS). Time is partitioned to multiple time blocks, with each
Juan Sun +3 more
doaj +2 more sources
Age of Information in Wireless Powered Networks in Low SNR Region for Future 5G [PDF]
Entropy, 2018 Wireless powered communication technology has a great potential to power low-power wireless sensor networks and Internet of Things (IoT) for real-time applications in future 5G networks, where age of information (AoI) plays a very important performance ...
Huimin Hu +5 more
doaj +2 more sources
Age of Information Analysis for Multi-Priority Queue and Non-Orthoganal Multiple Access (NOMA)-Enabled Cellular Vehicle-to-Everything in Internet of Vehicles [PDF]
SensorsWith the development of Internet of Vehicles (IoV) technology, the need for real-time data processing and communication in vehicles is increasing. Traditional request-based methods face challenges in terms of latency and bandwidth limitations.
Zheng Zhang +3 more
doaj +2 more sources
Optimization of Clustering and Trajectory for Minimizing Age of Information in Unmanned Aerial Vehicle-Assisted Mobile Edge Computing Network [PDF]
SensorsWith the development of the Internet of Things (IoT) technology, massive amounts of sensor data in applications such as fire monitoring need to be transmitted to edge servers for timely processing.
Huicong Shen +3 more
doaj +2 more sources
Optimizing Age of Information in Internet of Vehicles over Error-Prone Channels [PDF]
SensorsIn the Internet of Vehicles (IoV), age of information (AoI) has become a vital performance metric for evaluating the freshness of information in communication systems.
Cui Zhang +4 more
doaj +2 more sources
Joint Optimization of Age of Information and Energy Consumption in NR-V2X System Based on Deep Reinforcement Learning [PDF]
SensorsAs autonomous driving may be the most important application scenario of the next generation, the development of wireless access technologies enabling reliable and low-latency vehicle communication becomes crucial.
Shulin Song +4 more
doaj +2 more sources
Age of Information in Practice
CoRR, 2021 While age of Information (AoI) has gained importance as a metric characterizing the fresh-ness of information in information-update systems and time-critical applications, most previous studies on AoI have been theoretical. In this chapter, we compile a set of recent works reporting API measurements in real-life networks and experimental testbeds, and ...
Uysal, Elif +3 more
openaire +2 more sources
Status update control based on reinforcement learning in energy harvesting sensor networks
Frontiers in Communications and Networks, 2022 With the development of the Internet of Things, more and more sensors are deployed to monitor the environmental status. To reduce deployment costs, a large number of sensors need to be deployed without a stable grid power supply.
Zhihui Han, Jie Gong
doaj +1 more source
Structure-based insights into evolution of rhodopsins
Communications Biology, 2021 Zabelskii et al. present a structural and functional analysis of the lightdriven proton pump LR (Mac) from the fungus Leptosphaeria maculans. Their findings indicate that the archaeal ancestry of eukaryotic type 1 rhodopsins, and that the archaeal host ...
Dmitrii Zabelskii +21 more
doaj +1 more source