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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 Information Freshness in Uplink Multiuser MIMO Networks with Partial Observations
Jingwei Liu, Qian Wang, He Chen
This paper investigates a multiuser scheduling problem within an uplink multiple-input multi-output (MIMO) status update network, consisting of a multi-antenna base station (BS) an…