3 papers
cs.IT2026
AFDM-ISAC With Fractional Delay-Doppler Coupling
Shaohua Li, Cunhua Pan, Hong Ren +2
Affine frequency division multiplexing (AFDM) is a promising chirp-based multicarrier waveform for high-mobility integrated sensing and communication (ISAC). Accurate angle, delay,…
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…
cs.IT2025
A Cyclic Shift Embedded Pilot based Channel Estimation for Multi-User MIMO-OTFS systems with fractional delay and Doppler
Ruizhe Wang, Hong Ren, Cunhua Pan +2
Orthogonal time frequency space (OTFS) modulation has been proposed to meet the demand for reliable communication in high-mobility scenarios for future wireless networks. However,…