Abstract: A novel CCDM-based 4-dimensional sphere packing trellis-coded modulation scheme for optical channel, CCDM-TCM-b4-32QAM is proposed, increases GMI by shaping the probability distribution and ...

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Write your specs in Markdown. Trellis injects them into every AI session — no more repeating yourself. Define your component guidelines, file structure rules, and patterns once. AI automatically ...

Abstract: Ultrasonic intra-body communication (IBC) has essential application prospects in personalized medicine. However, due to the limitations of complex biological tissues in the human body, ...

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