Search Results - "Kurtas, E.M."

Bit-Patterned Media With Written-In Errors: Modeling, Detection, and Theoretical Limits by Jun Hu, Duman, T.M., Kurtas, E.M., Erden, M.F.

“…We report a study of bit-patterned media recording channels containing written-in errors. From a signal processing point of view, we consider an abstract model…”
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System perspectives for the application of structured LDPC codes to data storage devices by Kurtas, E.M., Kuznetsov, A.V., Djurdjevic, I.

“…We have three main goals in this paper. First, we will show the equivalences and relationships among some of the well-known classes of structured low density…”
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Belief Propagation over SISO/MIMO Frequency Selective Fading Channels by Kaynak, M.N., Duman, T.M., Kurtas, E.M.

“…In this letter, we propose an iterative belief propagation (BP) channel detector (equalizer) over single-input single- output (SISO) and multiple-input…”
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Achievable information rates and coding for MIMO systems over ISI channels and frequency-selective fading channels by Zheng Zhang, Duman, T.M., Kurtas, E.M.

“…We propose a simulation-based method to compute the achievable information rates for general multiple-input multiple-output (MIMO) intersymbol interference…”
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Pattern-Dependent Noise Predictive Belief Propagation by Kaynak, M.N., Duman, T.M., Kurtas, E.M.

“…In this paper, we introduce iterative pattern-dependent noise prediction for belief propagation (BP) channel detectors over intersymbol interference channels…”
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Thermal asperity detection and cancellation in perpendicular magnetic recording systems by Erden, M.F., Kurtas, E.M.

“…During the defect scanning process on the production line, when asperities are detected on the surface of a magnetic storage medium, that location is marked,…”
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Noise predictive belief propagation by Kaynak, M.N., Duman, T.M., Kurtas, E.M.

“…We introduce iterative noise whitening for belief-propagation-based channel detectors over intersymbol interference channels with correlated additive noise. In…”
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Trellis-Based Optimal Baud-Rate Timing Recovery Loops for Magnetic Recording Systems by Wei Zeng, Erden, M.F., Kavcic, A., Kurtas, E.M., Venkataramani, R.C.

“…The advent of iteratively decodable codes has allowed a decrease in tolerable signal-to-noise ratios (SNRs) in magnetic recording systems, which typically…”
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LDPC codes based on mutually orthogonal latin rectangles and their application in perpendicular magnetic recording by Vasic, B., Kurtas, E.M., Kuznetsov, A.V.

“…We present a large family of low-density parity-check (LDPC) codes constructed from mutually orthogonal Latin rectangles. The construction is conceptually…”
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Kirkman systems and their application in perpendicular magnetic recording by Vasic, B., Kurtas, E.M., Kuznetsov, A.V.

“…A novel class of a very high-rate low-density parity check codes is introduced, and investigated in the context of its application in a perpendicular magnetic…”
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Information rates of binary-input intersymbol interference channels with signal-dependent media noise by Zheng Zhang, Duman, T.M., Kurtas, E.M.

“…We introduce a simulation-based method to compute the information rates of intersymbol interference (ISI) channels with additive colored Gaussian noise and/or…”
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Baseline wander compensation for perpendicular recording by Erden, M.F., Kurtas, E.M.

“…Baseline wander (BLW) effects generated by the high-pass pole of the preamplifier in a perpendicular recording system are low-frequency distortions that cause…”
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Intersymbol interference channels with signal-dependent non-Gaussian noise: estimation of achievable information rates by Zheng Zhang, Duman, T.M., Kurtas, E.M.

“…In this letter, we calculate the achievable information rates for the intersymbol interference channels with general signal-dependent correlated noise under…”
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The search for a practical iterative detector for magnetic recording by Lynch, R., Kurtas, E.M., Kuznetsov, A., Engling Yeo, Nikolic, B.

“…The striking benefits of iterative detection have generated strong interest in the disk drive signal processing area, but thus far application of this…”
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Burst error identification for turbo- and LDPC-coded magnetic recording systems by Kaynak, M.N., Duman, T.M., Kurtas, E.M.

“…Although turbo- and low-density parity check (LDPC) codes provide very low bit-error rates, when these inner codes are used in conjunction with an outer error…”
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Irregular low-density parity-check codes: construction and performance on perpendicular magnetic recording channels by Sankaranarayanan, S., Vasic, B., Kurtas, E.M.

“…In this paper, we propose an algorithm to design an irregular low-density parity-check code (LDPC), with a given degree distribution pair, from a random…”
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Soft-decision decoding of Reed-Muller codes with applications to partial response channels by Vasic, B., Jongseung Park, Kurtas, E.M.

“…We propose a new approach to the soft-decision decoding of Reed-Muller codes, which takes direct advantage of the Reed decoding algorithm. The proposed decoder…”
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General transform filters in perpendicular recording architectures by Erden, M.F., Ozgunes, I., Kurtas, E.M., Eppler, W.

“…Unlike longitudinal recording, perpendicular recording (PR) read-back signals have a significant amount of low-frequency content. This constitutes a problem in…”
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Robustness of per-survivor iterative timing recovery in perpendicular recording channels by Kovintavewat, P., Barry, J.R., Fatih Erden, M., Kurtas, E.M.

“…Per-survivor iterative timing recovery was proposed to jointly perform timing recovery, equalization, and error-correction decoding. In this paper the…”
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Performance bounds for high rate linear codes over partial-response channels by Duman, T.M., Kurtas, E.M.

“…We develop union bounds for high-rate linear codes used for partial-response equalized channels with additive white Gaussian noise. The bounds assume uniform…”
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