13 citations · 16 across the 25 of their papers we have counts for
12 papers · 1 filter
Environment-Aware Diffusion Model for Massive MIMO-OFDM Channel Estimation
Wanchen Hu, Jie Yang, Yi Song +4
This paper proposes an environment-aware diffusion based channel estimation in massive multiple-input multiple-output orthogonal frequency division multiplexing (MIMO-OFDM) systems…
Spectral-Efficient MIMO-OFDM: Low-Complexity Solution based on Random Multiplexing
Jie Yang, Wanchen Hu, Yi Song +5
This paper presents a low-complexity precoded MIMO-OFDM system for achieving improved spectral efficiency (SE) via intentionally compressing information symbols among subcarriers.…
Hybrid Iterative Detection for OTFS: Interplay between Local L-MMSE and Global Message Passing
Ruohai Yang, Shuangyang Li, Han Yu +3
Orthogonal time frequency space (OTFS) modulation has emerged as a robust solution for high-mobility wireless communications. However, conventional detection algorithms, such as li…
Near-Field Integrated Imaging and Communication in Distributed MIMO Networks
Kangda Zhi, Tianyu Yang, Shuangyang Li +3
In this work, we propose a general framework for wireless imaging in distributed MIMO wideband communication systems, considering multi-view non-isotropic targets and near-field pr…
Complexity-Scalable Near-Optimal Transceiver Design for Massive MIMO-BICM Systems
Jie Yang, Wanchen Hu, Yi Jiang +4
Future wireless networks are envisioned to employ multiple-input multiple-output (MIMO) transmissions with large array sizes, and therefore, the adoption of complexity-scalable tra…
Sensing With Random Communication Signals
Shihang Lu, Fan Liu, Yifeng Xiong +6
Communication-centric Integrated Sensing and Communication (ISAC) has been recognized as a promising methodology to implement wireless sensing functionality over existing network a…
Frequency-Space Channel Estimation and Spatial Equalization in Wideband Fluid Antenna System
Xuehui Dong, Kai Wan, Shuangyang Li +2
The Fluid Antenna System (FAS) overcomes the spatial degree-of-freedom limitations of conventional static antenna arrays in wireless communications.This capability critically depen…
Holographic MIMO Multi-Cell Communications
Kangda Zhi, Tianyu Yang, Shuangyang Li +3
Metamaterial antennas are appealing for next-generation wireless networks due to their simplified hardware and much-reduced size, power, and cost. This paper investigates the holog…
Affine Frequency Division Multiplexing: Extending OFDM for Scenario-Flexibility and Resilience
Haoran Yin, Yanqun Tang, Ali Bemani +11
Next-generation wireless networks are conceived to provide reliable and high-data-rate communication services for diverse scenarios, such as vehicle-to-vehicle, unmanned aerial veh…
Uncovering the Iceberg in the Sea: Fundamentals of Pulse Shaping and Modulation Design for Random ISAC Signals
Fan Liu, Yifeng Xiong, Shihang Lu +5
Integrated Sensing and Communications (ISAC) is expected to play a pivotal role in future 6G networks. To maximize time-frequency resource utilization, 6G ISAC systems must exploit…
Distributed Beam Alignment in sub-THz D2D Networks
Fernando Pedraza, Jan Christian Hauffen, Fabian Jaensch +2
Devices in a device-to-device (D2D) network operating in sub-THz frequencies require knowledge of the spatial channel that connects them to their peers. Acquiring such high dimensi…
Pulse Shaping for Random ISAC Signals: The Ambiguity Function Between Symbols Matters
Zihan Liao, Fan Liu, Shuangyang Li +4
Integrated sensing and communications (ISAC) has emerged as a pivotal enabling technology for next-generation wireless networks. Despite the distinct signal design requirements of…