Articles with "successive cancellation" as a keyword



Segmented Successive Cancellation List Polar Decoding with Tailored CRC

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Published in 2019 at "Journal of Signal Processing Systems"

DOI: 10.1007/s11265-018-1425-0

Abstract: As the first error correction codes provably achieving the symmetric capacity of binary-input discrete memory-less channels (B-DMCs), polar codes have been recently chosen by 3GPP for eMBB control channel. Among existing algorithms, CRC-aided successive cancellation… read more here.

Keywords: scl; cancellation list; performance; crc ... See more keywords

In Situ Multi-Bit Decision for Successive Cancellation List Decoding of Polar Codes

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Published in 2022 at "IEEE Access"

DOI: 10.1109/access.2022.3199000

Abstract: Polar codes are the first capacity-achieving error-correction code which has attracted much research attention. Among many decoding methods, successive cancellation list decoding (SCLD) is considered as a representative decoding method that can achieve a good… read more here.

Keywords: bit; multi bit; successive cancellation; cancellation list ... See more keywords

Two-Step Metric Sorting for Parallel Successive Cancellation List Decoding of Polar Codes

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Published in 2017 at "IEEE Communications Letters"

DOI: 10.1109/lcomm.2016.2632727

Abstract: In terms of overall latency, one of the main bottlenecks of successive cancellation list (SCL) decoding of polar codes is the path pruning unit (PPU), whose goal is to prune $2L$ paths to $L$ paths.… read more here.

Keywords: cancellation list; polar codes; decoding polar; tex math ... See more keywords

Enhanced Metric Sorting for Successive Cancellation List Decoding of Polar Codes

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Published in 2018 at "IEEE Communications Letters"

DOI: 10.1109/lcomm.2018.2803163

Abstract: This letter focuses on the metric sorting step for successive cancellation list decoders for polar codes, which play an important role in the overall comparison process. We propose three effective pairwise metric sorting (PMS) methods… read more here.

Keywords: metric sorting; polar codes; successive cancellation; cancellation list ... See more keywords

Improved Metric Sorting for Successive Cancellation List Decoding of Polar Codes

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Published in 2019 at "IEEE Communications Letters"

DOI: 10.1109/lcomm.2019.2914047

Abstract: This letter focuses on the metric sorter, which is a module that affects the overall latency in the LLR-based successive cancellation list (SCL) decoder of polar codes. We propose two improved two-step sorters, which are… read more here.

Keywords: tex math; cancellation list; inline formula; successive cancellation ... See more keywords

Hybrid Bucket Sorting Method for Successive Cancellation List Decoding of Polar Codes

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Published in 2019 at "IEEE Communications Letters"

DOI: 10.1109/lcomm.2019.2931300

Abstract: This letter focuses on the path metric sorting of successive cancellation list (SCL) decoder for polar codes. The metric sorter is a major challenge of SCL decoder in terms of overall latency. We propose a… read more here.

Keywords: polar codes; successive cancellation; hybrid bucket; bucket ... See more keywords

Fast Successive-Cancellation Decoding of 5G Parity-Check Polar Codes

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Published in 2023 at "IEEE Communications Letters"

DOI: 10.1109/lcomm.2022.3217163

Abstract: The successive-cancellation (SC) decoding of polar codes suffers from long latency due to its serial processing nature. The fast SC (FSC) decoding was proposed to address this issue by applying parallel decoders to various special… read more here.

Keywords: polar codes; parity check; successive cancellation; cancellation decoding ... See more keywords

Generalized Constituent Nodes for Simplified Successive-Cancellation Decoding of Multi-Kernel Polar Codes

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Published in 2023 at "IEEE Communications Letters"

DOI: 10.1109/lcomm.2023.3236366

Abstract: The decoding latency of the successive-cancellation decoder for polar codes is of great importance in its practical applications, and it can be reduced by implementing multi-bit decision decoders in the constituent nodes of the decoding… read more here.

Keywords: simplified successive; successive cancellation; constituent nodes; generalized constituent ... See more keywords

Adaptive Successive Cancellation List Decoding for Polar-Coded Probabilistic Amplitude Shaping

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Published in 2024 at "IEEE Communications Letters"

DOI: 10.1109/lcomm.2024.3426520

Abstract: The multi-level coding-based Polar-coded Probabilistic Amplitude Shaping (PAS) involves a pre-coding step for systematic encoding. Due to this, the Cyclic Redundancy Check (CRC) at the receiver is available only post-decoding of all the bit-levels; this… read more here.

Keywords: polar coded; successive cancellation; probabilistic amplitude; amplitude shaping ... See more keywords

Optimizing Polar Codes for Reduced Latency Successive Cancellation List Decoder

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Published in 2025 at "IEEE Communications Letters"

DOI: 10.1109/lcomm.2024.3521080

Abstract: This letter presents the application of genetic algorithms (GenAlg) to optimize polar codes for reducing the decoding latency of fast cyclic redundancy check aided successive cancellation list decoders. The theoretical decoding time steps (TS) in… read more here.

Keywords: latency; successive cancellation; polar codes; cancellation list ... See more keywords

Improved Bit-Flipping Algorithm for Successive Cancellation Decoding of Polar Codes

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Published in 2019 at "IEEE Transactions on Communications"

DOI: 10.1109/tcomm.2018.2873322

Abstract: The interest in polar codes has been increasing significantly since their adoption for use in the 5th generation wireless systems standard. Successive cancellation (SC) decoding algorithm has low implementation complexity, but yields mediocre error-correction performance… read more here.

Keywords: error correction; correction performance; polar codes; successive cancellation ... See more keywords