3 papers
cs.IT2025
Optimizing Information Freshness of IEEE 802.11ax Uplink OFDMA-Based Random Access
Jingwei Liu, Qian Wang, He Chen
The latest WiFi standard, IEEE 802.11ax (WiFi 6), introduces a novel uplink random access mechanism called uplink orthogonal frequency division multiple access-based random access…
cs.IT2024
Optimizing AoI at Query in Multiuser Wireless Uplink Networks: A Whittle Index Approach
Jingwei Liu, He Chen
In this paper, we explore how to schedule multiple users to optimize information freshness in a pull-based wireless network, where the status updates from users are requested by ra…
eess.SP2024
Age of Information-Oriented Probabilistic Link Scheduling for Device-to-Device Networks
Lixin Wang, Qian Wang, He Chen +1
This paper focuses on optimizing the long-term average age of information (AoI) in device-to-device (D2D) networks through age-aware link scheduling. The problem is naturally formu…