A detection scheme with TMR estimation based on multi-layer perceptrons for bit patterned media recording

S Han, G Kong, S Choi - IEEE Transactions on Magnetics, 2019 - ieeexplore.ieee.org
Increasing areal density in bit patterned media recording systems increases the 2-D
interference from the adjacent islands in the down-track and cross-track directions. Also …

Neural network detector with sparse codes for spin transfer torque magnetic random access memory

CD Nguyen - Cogent Engineering, 2023 - Taylor & Francis
This paper presents leveraging the neural network detector to improve the performance of a
spin transfer torque magnetic random-access memory (STT-MRAM), where the sparse …

[HTML][HTML] Utilization of multiple read heads for TMR prediction and correction in bit-patterned media recording

W Busyatras, C Warisarn, Y Okamoto, Y Nakamura… - AIP Advances, 2017 - pubs.aip.org
This paper proposes a utilization of multiple read heads to predict and correct a track mis-
registration (TMR) in bit-patterned media recording (BPMR) based on the readback signals …

Track Mis-Registration Estimator Based on K-Means Algorithm for Bit-Patterned Media Recording

S Jeong, J Lee - IEEE Transactions on Magnetics, 2022 - ieeexplore.ieee.org
Bit-patterned media recording (BPMR) has been considered among the key technologies to
extend recording densities to 1 Tb/in2 and beyond. However, the BPMR system encounters …

Track mis-registration correction method in two-head two-track BPMR systems

K Kankhunthod, W Busyatras… - 2020 17th International …, 2020 - ieeexplore.ieee.org
One of the main problems in a Bit-patterned media recording (BPMR) system at an ultra-high
areal density is the effect of track mis-registration (TMR), which can severely degrade the …

Soft-output decoding approach of 2D modulation codes in bit-patterned media recording systems

C Warisarn, P Kovintavewat - IEICE Transactions on Electronics, 2015 - search.ieice.org
The two-dimensional (2D) interference is one of the major impairments in bit-patterned
media recording (BPMR) systems due to small bit and track pitches, especially at high …

Mitigation of TMR using energy ratio and bit-flipping techniques in multitrack multihead BPMR systems

C Warisarn, W Busyatras, LMM Myint… - IEEE Transactions …, 2017 - ieeexplore.ieee.org
Track misregistration (TMR) in ultra-high density bit-patterned media recording (BPMR) is
one of the crucial problems, because it can severely degrade the overall system …

A Linear Support Vector Machine Based Detector for Bit-Patterned Magnetic Recording

A Khametong, S Koonkarnkhai… - ECTI Transactions …, 2023 - ph02.tci-thaijo.org
The demand for high-capacity storage devices for storing digital information is continuously
increasing because of the rapid growth in the number of social media users. Alternative …

A Multilayer-Perceptron based Method for Track Misregistration Mitigation in Dual-reader/Two-track Reading BPMR Systems

K Kankhunthod, J Lee… - 2022 19th International …, 2022 - ieeexplore.ieee.org
Bit-patterned magnetic recording (BPMR) is the future hard disk drive technology that is
expected to gain an areal density of over 4.0 Terabit-per-square-inch (Tbits/in 2). However …

A TMR mitigation method with 3-track data detection for multi-track multi-head BPMR system

C Warisarn, W Busyatras, LM Myint… - 2017 IEEE …, 2017 - ieeexplore.ieee.org
A TMR Mitigation Method with 3-Track Data Detection for Multi- Track Multi-Head BPMR
System. C. Warisarn1, W. Busyatras 1, LM Page 1 A TMR Mitigation Method with 3-Track Data …