activity
20192021
most citedMinimizing the Age of Information of Cognitive Radio-Based IoT Systems Under A Collision Constraint

22 citations · 38 across the 6 of their papers we have counts for

collaborators

6 papers

cs.IT2021★ 2 cited

Optimizing Information Freshness for Cooperative IoT Systems with Stochastic Arrivals

Bohai Li, Qian Wang, He Chen +2

This paper considers a cooperative Internet of Things (IoT) system with a source aiming to transmit randomly generated status updates to a designated destination as timely as possi…

cs.IT2020★ 3 cited

Optimizing Information Freshness in Two-Hop Status Update Systems under a Resource Constraint

Yifan Gu, Qian Wang, He Chen +2

In this paper, we investigate the age minimization problem for a two-hop relay system, under a resource constraint on the average number of forwarding operations at the relay. We f…

cs.IT2020★ 1 cited

Multiuser Scheduling for Minimizing Age of Information in Uplink MIMO Systems

He Chen, Qian Wang, Zheng Dong +1

This paper studies the user scheduling problem in a multiuser multiple-input multi-output (MIMO) status update system, in which multiple single-antenna devices aim to send their la…

cs.IT2020★ 4 cited

Minimizing Age of Information via Hybrid NOMA/OMA

Qian Wang, He Chen, Yonghui Li +1

This paper considers a wireless network with a base station (BS) conducting timely transmission to two clients in a slotted manner via hybrid non-orthogonal multiple access (NOMA)/…

cs.IT2020★ 22 cited

Minimizing the Age of Information of Cognitive Radio-Based IoT Systems Under A Collision Constraint

Qian Wang, He Chen, Yifan Gu +2

This paper considers a cognitive radio-based IoT monitoring system, consisting of an IoT device that aims to update its measurement to a destination using cognitive radio technique…

cs.IT2019★ 6 cited

Minimizing Age of Information for Real-Time Monitoring in Resource-Constrained Industrial IoT Networks

Qian Wang, He Chen, Yonghui Li +2

This paper considers an Industrial Internet of Thing (IIoT) system with a source monitoring a dynamic process with randomly generated status updates. The status updates are sent to…