Results 31 to 40 of about 45,010 (270)

Bit-Flip Algorithm for Successive Cancellation List Decoder of Polar Codes

open access: yesIEEE Access, 2019
A successive cancellation list (SCL) decoder with the assistance of a cyclic redundancy check (CRC) can provide competitive decoding performance for polar codes compared with the state-of-the-art codes.
Fengyi Cheng   +3 more
doaj   +1 more source

Efficient Sorting Architecture for List-Fast-SSC Decoding of Polar Codes

open access: yesIEEE Access, 2018
Polar codes have been proven to achieve the symmetric capacity of memoryless channel. Compared with a successive cancellation list decoder, list-Fast simplified-successive cancellation generates more candidate paths, which leads to more resource costs ...
Xiaojun Zhang   +4 more
doaj   +1 more source

A Low-Complexity Sorting Network for a Fast List Polar Decoder

open access: yesIEEE Access, 2023
Fast list decoding algorithms for polar codes have been proposed to achieve low latency and high error correction performance. In the Rate-1 and SPC nodes of fast list decoding, a high-complexity sorter is required if multiple bits are to be decoded ...
Yongje Lee   +3 more
doaj   +1 more source

Multi-CRC Polar Codes and M-SCFlip-Based Decoding

open access: yesIEEE Access, 2019
A multi-cyclic redundancy check (Multi-CRC) polar code construction algorithm is proposed in this paper to solve the error propagation problem of successive cancellation decoding for polar codes.
Rui Guo, Kangni Chen, Huaping Liu
doaj   +1 more source

Simplified polar code decoding algorithm

open access: yesDianzi Jishu Yingyong, 2018
Polar code is an error correction coding technique, which can prove from the mathematical point of view to reach Shannon′s limit. However, the traditional decoding algorithm, such as the successive cancellation(SC) and the successive cancellation list ...
Wang Dan   +3 more
doaj   +1 more source

Fast Simplified Successive-Cancellation List Decoding of Polar Codes [PDF]

open access: yes2017 IEEE Wireless Communications and Networking Conference Workshops (WCNCW), 2017
Polar codes are capacity achieving error correcting codes that can be decoded through the successive-cancellation algorithm. To improve its error-correction performance, a list-based version called successive-cancellation list (SCL) has been proposed in the past, that however substantially increases the number of time-steps in the decoding process. The
Hashemi, Seyyed Ali   +2 more
openaire   +2 more sources

Improved Successive Cancellation Decoding of Polar Codes

open access: yes, 2013
As improved versions of successive cancellation (SC) decoding algorithm, successive cancellation list (SCL) decoding and successive cancellation stack (SCS) decoding are used to improve the finite-length performance of polar codes.
Chen, Kai, Lin, Jia-Ru, Niu, Kai
core   +1 more source

Latency and Complexity Analysis of Flexible Semi-Parallel Decoding Architectures for 5G NR Polar Codes

open access: yesIEEE Access, 2022
Polar codes are one of the most recent additions to the family of forward error correction (FEC) codes, having recently been adopted in the 5G New Radio (NR) standard for the control channel.
Oualid Mouhoubi   +2 more
doaj   +1 more source

Soft-Output Successive Cancellation List Decoding

open access: yesIEEE Transactions on Information Theory
We introduce an algorithm for approximating the codebook probability that is compatible with all successive cancellation (SC)-based decoding algorithms, including SC list (SCL) decoding. This approximation is based on an auxiliary distribution that mimics the dynamics of decoding algorithms with an SC decoding schedule.
Peihong Yuan   +2 more
openaire   +2 more sources

Adaptive List Flip Decoder for Polar Codes with High-Order Error Correction Capability and a Simplified Flip Metric

open access: yesEntropy, 2022
Designing an efficient decoder is an effective way to improve the performance of polar codes with limited code length. List flip decoders have received attention due to their good performance trade-off between list decoders and flip decoders.
Yansong Lv   +4 more
doaj   +1 more source

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