A Complexity Reduction Method for Successive Cancellation List Decoding [PDF]
This brief introduces a hardware complexity reduction method for successive cancellation list (SCL) decoders. Specifically, we propose to use a sorting scheme so that L paths with smallest path metrics are also sorted according to their path indexes for path pruning.
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An improved path splitting strategy on successive cancellation list decoder for polar codes
The performance of the cyclic redundancy check aided successive cancellation list (CA‐SCL) decoder for polar codes exceeds that of the Turbo codes and the Low Density Parity Check (LDPC) codes adopted in the World Interoperability for Microwave Access ...
Yunlong Peng, Jingyun Bao, Xingcheng Liu
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In Situ Multi-Bit Decision for Successive Cancellation List Decoding of Polar Codes
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
Jaehyeon Park +2 more
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Segmented Successive Cancellation List Polar Decoding with Tailored CRC [PDF]
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 list (CA-SCL) decoding is favorable due to its good performance, where CRC is placed at
Huayi Zhou +5 more
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Successive Cancellation Priority Decoding of Polar Codes
The successive cancellation list (SCL) decoding of polar codes can achieve a performance close to that of maximum-likelihood decoding. Nevertheless, a large list size results in high-computational complexity.
Di Guan, Kai Niu, Chao Dong, Ping Zhang
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An Improved Bit-Flipping Algorithm of Successive Cancellation List Decoding for Polar Codes
Polar codes, as the coding scheme for the control channel in fifth-generation mobile communication technology (5G), have attracted widespread attention since their proposal.
Desheng Wang +5 more
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Joint Successive Cancellation List Decoding for the Double Polar Codes
As a new joint source-channel coding scheme, the double polar (D-Polar) codes have been proposed recently. In this letter, a novel joint source-channel decoder, namely the joint successive cancellation list (J-SCL) decoder, is proposed to improve the decoding performance of the D-Polar codes.
Yanfei Dong +4 more
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Input-Distribution-Aware Successive Cancellation List Decoding of Polar Codes [PDF]
Accepted for publication on IEEE Communications ...
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List successive cancellation decoding of polar codes
A list successive cancellation (LSC) decoding algorithm to boost the performance of polar codes is proposed. Compared with traditional successive cancellation decoding algorithms, LSC simultaneously produces at most L locally best candidates during the decoding process to reduce the chance of missing the correct codeword.
K. Chen, K. Niu, J.R. Lin
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Reduced Path Successive Cancellation List Decoding for Polar Codes
Polar codes have already been adopted in 5G systems to improve error performance. Successive cancellation list (SCL) decoding is usually used at the decoder and involves lengthy processing. Therefore, different methods have been developed to reduce an SCL decoder’s complexity.
null Walled Khalid Abdulwahab +1 more
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