37 citations · 42 across the 12 of their papers we have counts for
12 papers
Revisiting Multi-User Downlink in IEEE 802.11ax: A Designers Guide to MU-MIMO
Liu Cao, Lyutianyang Zhang, Sumit Roy +1
Downlink (DL) Multi-User (MU) Multiple Input Multiple Output (MU-MIMO) is a key technology that allows multiple concurrent data transmissions from an Access Point (AP) to a selecte…
Optimized Non-Primary Channel Access Design in IEEE 802.11bn
Dongyu Wei, Liu Cao, Lyutianyang Zhang +2
The IEEE 802.11 standards, culminating in IEEE 802.11be (Wi-Fi 7), have significantly expanded bandwidth capacities from 20 MHz to 320 MHz, marking a crucial evolution in wireless…
Non-Primary Channel Access in IEEE 802.11 UHR: Comprehensive Analysis and Evaluation
Dongyu Wei, Liu Cao, Lyutianyang Zhang +2
The evolution of the IEEE 802.11 standards marks a significant throughput advancement in wireless access technologies, progressively increasing bandwidth capacities from 20 MHz in…
IEEE 802.11be Network Throughput Optimization with Multi-Link Operation and AP Coordination
Lyutianyang Zhang, Hao Yin, Sumit Roy +3
IEEE 802.11be (Wi-Fi 7) introduces a new concept called multi-link operation (MLO), which allows multiple Wi-Fi interfaces in different bands (2.4, 5, and 6 GHz) to work together t…
Codebook-based Uplink Transmission Enhancement in 5G Advanced: Sub-band Precoding
Liu Cao, Yahia Shabara, Parisa Cheraghi
The transformative enhancements of fifth-generation (5G) mobile devices bring about new challenges to achieve better uplink (UL) performance. Particularly, in codebook-based transm…
Toward 6G Sidelink Reliability: MAC PRR Modeling for NR Mode 2 SPS and ns-3 Validation
Liu Cao, Zhaoyu Liu, Lyutianyang Zhang
5G New Radio (NR) Sidelink (SL) Mode 2 has enabled decentralized, infrastructure-less direct communications which is evolving to serve reliability-critical services in 6G SL. Parti…
Latency-aware End-to-end Multi-path Data Transmission for URLLC Services
Liu Cao, Abbas Kiani, Amanda Xiang +2
5th Generation Mobile Communication Technology (5G) utilizes the Access Traffic Steering, Switching, and Splitting (ATSSS) rule to enable multi-path data transmission, which is cur…
Architecture-Algorithmic Trade-offs in Multi-path Channel Estimation for mmWAVE Systems
Lyutianyang Zhang, Sumit Roy, Liu Cao
5G mmWave massive MIMO systems are likely to be deployed in dense urban scenarios, where increasing network capacity is the primary objective. A key component in mmWave transceiver…
Multi-Access Point Coordination for Next-Gen Wi-Fi Networks Aided by Deep Reinforcement Learning
Lyutianyang Zhang, Hao Yin, Sumit Roy +1
Wi-Fi in the enterprise - characterized by overlapping Wi-Fi cells - constitutes the design challenge for next-generation networks. Standardization for recently started IEEE 802.11…
Efficient PHY Layer Abstraction under Imperfect Channel Estimation
Liu Cao, Lyutianyang Zhang, Sian Jin +1
As most existing work investigate the PHY layer abstraction under an assumption of perfect channel estimation, it may become unreliable if there exists channel estimation error in…
Performance Analysis and Improvement on DSRC Application for V2V Communication
Liu Cao, Hao Yin, Jie Hu +1
In this paper, we focus on the performance of vehicle-to-vehicle (V2V) communication adopting the Dedicated Short Range Communication (DSRC) application in periodic broadcast mode.…
Resource Allocation for Vehicle Platooning in 5G NR-V2X via Deep Reinforcement Learning
Liu Cao, Hao Yin
Vehicle platooning, one of the advanced services supported by 5G NR-V2X, improves traffic efficiency in the connected intelligent transportation systems (C-ITSs). However, the pack…