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List Decoding of Arıkan’s PAC Codes [PDF]

open access: yesEntropy, 2021
Polar coding gives rise to the first explicit family of codes that provably achieve capacity with efficient encoding and decoding for a wide range of channels. However, its performance at short blocklengths under standard successive cancellation decoding
Hanwen Yao   +2 more
doaj   +7 more sources

Improved Adaptive Successive Cancellation List Decoding of Polar Codes [PDF]

open access: yesEntropy, 2019
Although the adaptive successive cancellation list (AD-SCL) algorithm and the segmented-CRC adaptive successive cancellation list (SCAD-SCL) algorithm based on the cyclic redundancy check (CRC) can greatly reduce the computational complexity of the ...
Xiumin Wang   +5 more
doaj   +2 more sources

An Efficient Two-Stage Decoding Scheme for LDPC-CRC Concatenated Codes [PDF]

open access: yesEntropy
In modern communication systems, the concatenation of a low-density parity-check (LDPC) code with a cyclic redundancy check (CRC) code is commonly used for error correction.
Lingjun Kong   +3 more
doaj   +2 more sources

Restart Mechanisms for the Successive-Cancellation List-Flip Decoding of Polar Codes [PDF]

open access: yesEntropy
Polar codes concatenated with a cyclic redundancy check (CRC) code have been selected in the 5G standard with the successive-cancellation list (SCL) of list size L = 8 as the baseline algorithm.
Charles Pillet   +3 more
doaj   +2 more sources

Bidirectional stack decoding of polar codes [PDF]

open access: yesVojnotehnički Glasnik, 2021
Introduction/purpose: The paper introduces a reduced latency stack decoding algorithm of polar codes, inspired by the bidirectional stack decoding of convolutional codes and based on the folding technique.
Aleksandar Đ. Minja   +2 more
doaj   +1 more source

Fast Successive-Cancellation List Flip Decoding of Polar Codes

open access: yesIEEE Access, 2022
This work presents a fast successive-cancellation list flip (Fast-SCLF) decoding algorithm for polar codes that addresses the high latency issue associated with the successive-cancellation list flip (SCLF) decoding algorithm.
Nghia Doan   +2 more
doaj   +1 more source

Fast list decoders for polarization‐adjusted convolutional (PAC) codes

open access: yesIET Communications, 2023
A latest coding scheme named polarization‐adjusted convolutional (PAC) codes is shown to approach the dispersion bound for the code (128,64) under list decoding.
Hongfei Zhu   +4 more
doaj   +1 more source

Large-Small Sorting for Successive Cancellation List Decoding of Polar Codes

open access: yesIEEE Access, 2020
The successive cancellation list (SCL) decoding is used to achieve good error-correcting performance for practical finite-length polar codes. However, the metric sorting that is repeatedly performed in SCL decoding increases the overall decoding latency ...
Kyungpil Lee, In-Cheol Park
doaj   +1 more source

Performance Improvement of Space Missions Using Convolutional Codes by CRC-Aided List Viterbi Algorithms

open access: yesIEEE Access, 2023
Recently, CRC-aided list decoding of convolutional codes has gained attention thanks to its remarkable performance in the short blocklength regime. This paper studies the convolutional and CRC codes of the Consultative Committee for Space Data System ...
Riccardo Schiavone   +2 more
doaj   +1 more source

An Area-Efficient Hybrid Polar Decoder With Pipelined Architecture

open access: yesIEEE Access, 2020
As the first kind of capacity-achieving forward error correction (FEC) codes, polar codes have attracted much research interest recently. Compared with traditional FEC codes, polar codes show better error correction performance when successive ...
Yu Wang   +4 more
doaj   +1 more source

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