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cs.IT2025
Hybrid Generative Semantic and Bit Communications in Satellite Networks: Trade-offs in Latency, Generation Quality, and Computation
Chong Huang, Gaojie Chen, Jing Zhu +4
As satellite communications play an increasingly important role in future wireless networks, the issue of limited link budget in satellite systems has attracted significant attenti…
cs.IT2025
Phase Noise Resilient Codebook Design for Sparse Code Multiple Access
Haibo Liu, Qu Luo, Zilong Liu +3
Sparse code multiple access (SCMA) is a promising technique for future machine type communication systems due to its superior spectral efficiency and capability for supporting mass…
cs.IT2024
On the Design of Variable Modulation and Adaptive Modulation for Uplink Sparse Code Multiple Access
Qu Luo, Pei Xiao, Gaojie Chen +1
Sparse code multiple access (SCMA) is a promising non-orthogonal multiple access scheme for enabling massive connectivity in next generation wireless networks. However, current SCM…