Results 11 to 20 of about 36,826 (198)

Serially Concatenated Polar Codes

open access: yesIEEE Access, 2018
Simulation results show that the performance of polar codes is improved vastly by using polar codes as inner codes in serially concatenated coding schemes.
Erdal Arikan
doaj   +2 more sources

A Note on the Mixing Factor of Polar Codes [PDF]

open access: yesEntropy, 2023
Over binary-input memoryless symmetric (BMS) channels, the performance of polar codes under successive cancellation list (SCL) decoding can approach maximum likelihood (ML) algorithm when the list size L is greater than or equal to 2MF, where MF, known ...
Keer Wei, Xiaoyu Jin, Weihua Yang
doaj   +2 more sources

Intelligent Path-Selection-Aided Decoding of Polar Codes [PDF]

open access: yesEntropy, 2023
CRC-aided successive cancellation list (CA-SCL) decoding is a powerful algorithm that dramatically improves the error performance of polar codes. Path selection is a major issue that affects the decoding latency of SCL decoders. Generally, path selection
Hongji Cui, Kai Niu, Shunfu Zhong
doaj   +2 more sources

Hash-Polar Codes With Application to 5G

open access: yesIEEE Access, 2019
This paper presents a kind of concatenated polar codes called hash-polar codes with flexible outer code lengths, in which a hash function-based encoder is used as an outer encoder.
Peiyao Chen   +4 more
doaj   +3 more sources

Universal polar codes

open access: yes2014 IEEE International Symposium on Information Theory, 2014
Submitted to IEEE transactions on Information ...
Seyed Hamed Hassani, Rüdiger L. Urbanke
openaire   +3 more sources

Shortened Polar Codes

open access: yesIEEE Transactions on Information Theory, 2015
An optimization algorithm for finding a shortening pattern and a set of frozen symbols for polar codes is proposed. The structure of polar codes is exploited to eliminate many equivalent shortening patterns, thus reducing the search space. A reduced-complexity suboptimal algorithm is proposed for finding shortening patterns for long polar codes ...
Miloslavskaya, Vera
openaire   +2 more sources

A Modified Approach to Punctured Product Polar Codes

open access: yesJournal of Telecommunications and Information Technology, 2019
A high-performance polar code introduced as a product polar code can be constructed by concatenating two short length polar codes. The punctured structure of this code was achieved by puncturing one of its constituent codes.
Mohammad Abu Hanif, Sina Vafi
doaj   +2 more sources

Low Latency SC Decoder Architecture for Interleaved Polar Codes [PDF]

open access: yesRadioengineering, 2022
Interleaved polar (I-Polar) codes, a new facet of polar codes to achieve better channel capacity, is designed by placing the interleaver and deinterleaver blocks midway between the stages of the polar codes.
N. Jali, P. Muralidhar, S. R. Patri
doaj   +2 more sources

On the Concatenations of Polar Codes and Non-Binary LDPC Codes [PDF]

open access: yesIEEE Access, 2018
An interleaved concatenation scheme of polar codes with non-binary low-density parity check (NBLDPC) codes is proposed in this paper to improve the error-correcting performance of polar codes with finite code length. The information blocks of inner polar
Qingping Yu   +5 more
doaj   +2 more sources

Distributed Joint Source-Channel Coding Using Quasi-Uniform Systematic Polar Codes [PDF]

open access: yesEntropy, 2018
This paper proposes a distributed joint source-channel coding (DJSCC) scheme using polar-like codes. In the proposed scheme, each distributed source encodes source message with a quasi-uniform systematic polar code (QSPC) or a punctured QSPC, and only ...
Liqiang Jin, Hongwen Yang
doaj   +2 more sources

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