Eight-state trellis-coded optical modulation with signal constellations of four-dimensional M-ary quadrature-amplitude modulation
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Introduction to Trellis-Coded Modulation With Applications: Ezio Biglieri, Dariush Divsalar, Peter J. McLane, Marvin K. Simon: 9780023099656: Amazon.com: Books
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Design of Rate 3/4, 16-States, 16-PSK, Trellis-Coded Modulation Code for AWGN Channel | SpringerLink
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Figure 10 from Trellis-coded modulation with redundant signal sets Part II: State of the art | Semantic Scholar
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