Reduced-complexity turbo equalization for high-density magnetic recording systems

dc.contributor.authorP. Supnithi
dc.contributor.authorR. Lopes
dc.contributor.authorS.W. McLaughlin
dc.date.accessioned2025-07-21T05:47:43Z
dc.date.issued2003-09-01
dc.description.abstractThis paper considers a decision-feedback-equalizer (DFE)-based soft decision detector as an alternative for the Bahl-Cocke-Jelinek-Raviv (BCJR) front-end for a coded magnetic recording channel. In previous work, a bidirectional-arbitrated DFE (BAD) was shown to perform in between a BCJR detector and a minimum mean-square error DFE. We propose a soft-output BAD (S-BAD) which takes advantage of the original structure and is suitable for iterative decoding when used with outer codes. We show that with a convolutional code as an outer code, S-BAD performs close to higher complexity detectors.
dc.identifier.doi10.1109/tmag.2003.816487
dc.identifier.urihttps://dspace.kmitl.ac.th/handle/123456789/503
dc.subjectTurbo
dc.subjectBCJR algorithm
dc.subjectTurbo code
dc.subjectConvolutional code
dc.subjectTurbo equalizer
dc.subjectCode (set theory)
dc.subject.classificationError Correcting Code Techniques
dc.titleReduced-complexity turbo equalization for high-density magnetic recording systems
dc.typeArticle

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