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Modified Weighted Bit Flipping Algorithm based on Intrinsic Information for LDPC Codes

Publication Type : Conference Proceedings

Publisher : 2017 International Conference on Advances in Computing, Communications and Informatics,

Source : 2017 International Conference on Advances in Computing, Communications and Informatics, ICACCI 2017, Institute of Electrical and Electronics Engineers Inc., Volume 2017-January, p.283-287 (2017)

Url : https://www.scopus.com/inward/record.uri?eid=2-s2.0-85042744030&doi=10.1109%2fICACCI.2017.8125854&partnerID=40&md5=63a79cd787084e03d15bf1085bd8b32b

Keywords : BF algorithms, Bit flipping, Bit flipping algorithms, Codes (symbols), Extrinsic information, GDBF, LDPC, Reliability, Reliability-based, Weighted bit-flipping

Campus : Coimbatore

School : School of Engineering

Department : Electronics and Communication

Year : 2017

Abstract : This paper proposes a modified bit flipping algorithm and its weighted variants based on reliability derived from intrinsic information. Compared to other existing algorithms where extrinsic information based reliability was used in the flipping function, here intrinsic information based reliability is also equally considered. This algorithm only uses additions and subtractions to modify reliability as compared to other reliability based BF algorithms, which use multiplications and divisions. Hence, it offers good performance with a minimal increase in computational complexity.

Cite this Research Publication : M. Velmurugan and Pargunarajan K., “Modified Weighted Bit Flipping Algorithm based on Intrinsic Information for LDPC Codes”, 2017 International Conference on Advances in Computing, Communications and Informatics, ICACCI 2017, vol. 2017-January. Institute of Electrical and Electronics Engineers Inc., pp. 283-287, 2017.

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