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cs.IT2026
Modulation Augmentation and Constellation Shaping for LDPC-Coded QPSK
Heping Wan, Joonyoung Cho, Sandesh Rao Mattu +4
While constellation shaping improves spectral efficiency, its application to quadrature phase-shift keying (QPSK) remains limited. We address this limitation by incorporating a sho…
cs.IT2024
Nested Construction of Polar Codes via Transformers
Sravan Kumar Ankireddy, S Ashwin Hebbar, Heping Wan +2
Tailoring polar code construction for decoding algorithms beyond successive cancellation has remained a topic of significant interest in the field. However, despite the inherent ne…