5 papers
An Ambiguity-Function-Assisted Newtonized Channel Estimation Method for Pulse-Shaped AFDM Under Fractional Delay and Doppler
Yuanfang Ma, Zulin Wang, Yuanhan Ni +2
Accurate channel estimation for pulse-shaped AFDM systems over doubly selective channels with fractional normalized delay and Doppler remains challenging. This paper proposes a low…
An Anti-Interference AFDM System: Interference Impacts Analyses and Parameter Optimization
Peng Yuan, Zulin Wang, Tao Luo +1
This paper proposes an anti-interference affine frequency division multiplexing (AFDM) system to ensure reliability and resource efficiency under malicious high-power interference…
Affine-Doppler Division Multiplexing for High-Mobility Wireless Communications Systems
Yuanfang Ma, Zulin Wang, Peng Yuan +2
Affine Frequency Division Multiplexing (AFDM) has been regarded as a candidate integrated sensing and communications (ISAC) waveform owing to its superior communication performance…
An Integrated Sensing and Communications System Based on Affine Frequency Division Multiplexing
Yuanhan Ni, Peng Yuan, Qin Huang +2
This paper proposes an integrated sensing and communications (ISAC) system based on affine frequency division multiplexing (AFDM) waveform. To this end, a metric set is designed ac…
An AFDM-Based Integrated Sensing and Communications
Yuanhan Ni, Zulin Wang, Peng Yuan +1
This paper considers an affine frequency division multiplexing (AFDM)-based integrated sensing and communications (ISAC) system, where the AFDM waveform is used to simultaneously c…