3 papers
cs.IT2026
Tensor Train Decomposition-based Channel Estimation for MIMO-AFDM Systems with Fractional Delay and Doppler
Ruizhe Wang, Cunhua Pan, Hong Ren +2
Affine Frequency Division Multiplexing (AFDM) has emerged as a promising chirp-based multicarrier technology for high-speed communication systems. To fully exploit the diversity ga…
eess.SP2025
A Two-Stage ISAC Framework for Low-Altitude Economy Based on 5G NR Signals
Haisu Wu, Hong Ren, Cunhua Pan +5
The evolution of next-generation wireless networks has spurred the vigorous development of the low-altitude economy (LAE). To support this emerging field while remaining compatible…
eess.SP2025
4D Imaging in ISAC Systems: A Framework Based on 5G NR Downlink Signals
Haoyang Weng, Haisu Wu, Hong Ren +2
Integrated sensing and communication (ISAC) has emerged as a key enabler for sixth-generation (6G) wireless networks, supporting spectrum sharing and hardware integration. Beyond c…