Track misregistration mitigation using CNN-based method on single-reader/two-track reading bpmr systems

K Kankhunthod, C Warisarn - IEEE Access, 2023 - ieeexplore.ieee.org
One of the problems that cause a decrease in the performance of the ultra-high bit-patterned
magnetic recording (BPMR) system is track misregistration (TMR). Since the gap between …

Parallel detection based on a generalized partial response target for staggered bit-patterned media recording systems

TA Nguyen, J Lee - IEEE Access, 2022 - ieeexplore.ieee.org
We consider a prospective island distribution of bit-patterned media recording (BPMR) that
consists of a hexagonal array called a staggered BPMR. Although the staggered BPMR can …

Multilayer perceptron-based detection for a coded two-dimensional magnetic recording

C Buajong, C Warisarn - AEU-International Journal of Electronics and …, 2023 - Elsevier
Recently, magnetic recording technology has been on the verge of reaching its recording
density limit. Two-dimensional (2-D) magnetic recording (TDMR) is expected to be a …

Deep Neural Network Detection with an ITI Subtraction for Non-Uniform Track-Width Two-Dimensional Magnetic Recording

C Buajong, J Lee, C Warisarn - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Continuously expanding the magnetic recording density results in unavoidable interferences
including intersymbol interference (ISI) and intertrack interference (ITI) that both critically …

Iterative parallel–serial detection structure using MAP algorithm for bit-patterned media recording systems

TA Nguyen, J Lee - IEEE Transactions on Magnetics, 2022 - ieeexplore.ieee.org
In bit-patterned media recording (BPMR), data are modulated into the magnetic poles and
stored in the magnetic islands. Thus, to increase the areal density (AD) of the storage …

[HTML][HTML] Soft-information flipper based on long-short term memory networks for ultra-high density magnetic recording

N Rueangnetr, LM Myint, C Warisarn - AIP Advances, 2021 - pubs.aip.org
Currently, researchers have been developing new ultra-high density magnetic recording
technologies to meet the exponential growth of data storage demand. One of the main …

Estimating Interference with a Two-Dimensional Viterbi Algorithm for Bit-Patterned Media Recording

TA Nguyen, J Lee - Applied Sciences, 2022 - mdpi.com
Bit-patterned media recording (BPMR) is proposed as a candidate for future magnetic data
storage to overcome superparamagnetism. The distance between magnetic islands in …

Detection Scheme With Joint Intertrack Interference and Media Noise Mitigations for Heat Assisted Interlaced Magnetic Recording

Y Chen, Y Wang, Y Xu, L Chen - IEEE Access, 2022 - ieeexplore.ieee.org
Heat assisted interlaced magnetic recording (HIMR) is a promising candidate for the next-
generation of magnetic recording technology to further increase the area density beyond …

Design of Non-Isolated Modulation Code With Minimum Hamming Distance of 3 for Bit-Patterned Media-Recording Systems

TA Nguyen, J Lee - IEEE Transactions on Magnetics, 2023 - ieeexplore.ieee.org
In bit-patterned media recording (BPMR), the magnetic islands are adjusted closer together
to increase the areal density (AD). This makes the bit-error rate (BER) performance of BPMR …

[HTML][HTML] Performance of staggered bit island spacing adjustment for a SRTR BPMR system

M Mattayakan, S Koonkarnkhai, P Kovintavewat… - AIP Advances, 2023 - pubs.aip.org
One of the key problems facing the designer of data storage devices is how to handle the
exponential rise in demand for information storage. To enhance the storage capacity of bit …