5 papers · 1 filter
NEFT: A Unified Transformer Framework for Efficient Near-Field CSI Feedback in XL-MIMO Systems
Tianqi Mao, Haiyang Li, Shufeng Tan +8
Extremely large-scale multiple-input multiple-output (XL-MIMO) systems, operating in the near-field region due to their massive antenna arrays, are key enablers of next-generation…
AFDM-Enabled Integrated Sensing and Communication: Theoretical Framework and Pilot Design
Fan Zhang, Zhaocheng Wang, Tianqi Mao +6
The integrated sensing and communication (ISAC) has been envisioned as one representative usage scenario of sixth-generation (6G) network. However, the unprecedented characteristic…
Multi-Beam Integrated Sensing and Communication: State-of-the-Art, Challenges and Opportunities
Yinxiao Zhuo, Tianqi Mao, Haojin Li +4
Integrated sensing and communication (ISAC) has been envisioned as a critical enabling technology for the next-generation wireless communication, which can realize location/motion…
Sub-6GHz Assisted mmWave Hybrid Beamforming with Heterogeneous Graph Neural Network
Zhaohui Huang, Zhaocheng Wang, Sheng Chen
In next-generation communications, sub-6GHz and millimeter-wave (mmWave) links typically coexist, with the sub-6GHz link always active and the mmWave link active when high-rate tra…
Cross-Domain Dual-Functional OFDM Waveform Design for Accurate Sensing/Positioning
Fan Zhang, Tianqi Mao, Ruiqi Liu +3
Orthogonal frequency division multiplexing (OFDM) has been widely recognized as the representative waveform for 5G wireless networks, which can directly support sensing/positioning…