Articles with "bit mapping" as a keyword



Bit-Mapping Based Security-Aware Energy- Efficient MAC Protocol for LoRaWAN

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Published in 2025 at "IEEE Access"

DOI: 10.1109/access.2025.3552842

Abstract: Low energy consumption and high security are two key challenges in achieving efficient data transmission in LoRa-based wireless communication. The present research focuses on enhancing the efficiency and security of data transmission with low energy… read more here.

Keywords: energy; protocol; security aware; bit mapping ... See more keywords

Optimization of the Bit Mapping for LDPC-Coded Faster-Than-Nyquist Systems

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Published in 2025 at "IEEE Communications Letters"

DOI: 10.1109/lcomm.2025.3640153

Abstract: This letter focuses on the analysis and optimization of the bit mapping for low-density parity-check (LDPC) coded faster-than-Nyquist (FTN) systems with high-order modulation. We propose the extrinsic information transfer (EXIT) chart analysis for LDPC-coded FTN… read more here.

Keywords: ldpc; coded faster; optimization bit; ldpc coded ... See more keywords