A new 9-level run-length-limited (1, 3) code for multilevel optical recording channels

Joohyun Lee, Youpyo Hong, Jaejin Lee

Research output: Contribution to journalArticlepeer-review

7 Scopus citations

Abstract

In this paper, we propose the M = 9 run-length-limited (d, k) = (1, 3) code for multilevel recording channels. The code rate is 5/3 (bits/symbol), and the code has a simple 3-state encoder and a sliding block decoder. During the decoding process, the maximum error propagation of input data is seven bits. The structures of the encoder and decoder of the proposed code are very simple, so it may be easily implemented for high-density multilevel recording systems.

Original languageEnglish
Pages (from-to)3457-3461
Number of pages5
JournalJapanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers
Volume44
Issue number5 B
DOIs
StatePublished - May 2005

Keywords

  • Multilevel code
  • Optical recording channel
  • Run-length-limited code
  • Sliding block decoder
  • State-splitting algorithm

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