Results 31 to 40 of about 1,038 (151)

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

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

On Path Memory in List Successive Cancellation Decoder of Polar Codes [PDF]

open access: yes2018 IEEE International Symposium on Circuits and Systems (ISCAS), 2018
Polar code is a breakthrough in coding theory. Using list successive cancellation decoding with large list size L, polar codes can achieve excellent error correction performance. The L partial decoded vectors are stored in the path memory and updated according to the results of list management.
ChenYang Xia   +3 more
openaire   +2 more sources

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

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

Low-Complexity CRC Aided Joint Iterative Detection and SCL Decoding Receiver of Polar Coded SCMA System

open access: yesIEEE Access, 2020
As the fifth-generation (5G) wireless networks' key technology, the joint design of SCMA and polar code is concerned by the future communication system. In this paper, a CRC aided joint iterative detection and successive cancellation list (SCL) decoding (
Xi Wu, Yafeng Wang, Chuanfeng Li
doaj   +1 more source

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

List Decoding of Arıkan’s PAC Codes

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   +1 more source

A 506Gbit/s Polar Successive Cancellation List Decoder with CRC [PDF]

open access: yes2020 IEEE 31st Annual International Symposium on Personal, Indoor and Mobile Radio Communications, 2020
Polar codes have recently attracted significant attention due to their excellent error-correction capabilities. However, efficient decoding of Polar codes for high throughput is very challenging. Beyond 5G, data rates towards 1 Tbit/s are expected. Low complexity decoding algorithms like Successive Cancellation (SC) decoding enable such high throughput
Claus Kestel   +6 more
openaire   +2 more sources

Improved Polar SCL Decoding by Exploiting the Error Correction Capability of CRC

open access: yesIEEE Access, 2019
Novel successive cancellation list (SCL) decoding schemes of Polar codes by exploiting the error correction (EC) capability of the cyclic redundancy check (CRC) codes are proposed in this paper.
Xijin Liu   +4 more
doaj   +1 more source

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