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cs.IT2024
Generalized Orthogonal Chirp Division Multiplexing in Doubly Selective Channels
Yun Liu, Hao Zhao, Huazhen Yao +3
In recent years, orthogonal chirp division modulation (OCDM) has gained attention as a robust communication waveform due to its strong resistance to both time-domain and frequency-…
cs.IT2024
Enhanced Index Modulation Aided Non-Orthogonal Multiple Access via Constellation Rotation
Ronglan Huang, Fei ji, Zeng Hu +3
Non-orthogonal multiple access (NOMA) has been widely nominated as an emerging spectral efficiency (SE) multiple access technique for the next generation of wireless communication…
cs.IT2024
Message-Passing Receiver for OCDM over Multi-Lag Multi-Doppler Channels
Yun Liu, Fei Ji, Miaowen Wen +1
As a new candidate waveform for the next generation wireless communications, orthogonal chirp division multiplexing (OCDM) has attracted growing attention for its ability to achiev…