Results 11 to 20 of about 53 (49)

Long-Short Term Memory-Based Application on Adaptive Cross-Platform Decoder for Bit Patterned Magnetic Recording

open access: yesIEEE Access, 2020
Dynamic bit encoding and decoding of the magnetic recording process remain a challenge in that the process is restrained by the balance between reading and writing performance of the decoder's bit error rate (BER).
Teanchai Chantakit   +2 more
doaj   +1 more source

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

open access: yesAIP Advances, 2021
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 prospective technologies is bit-patterned media recording (BPMR) technology which is
N. Rueangnetr, Lin M. Myint, C. Warisarn
doaj   +1 more source

Constrained codes in single-reader/two-track reading bit-patterned magnetic recording

open access: yesAIP Advances, 2021
A reduction in track width of ultra-high density magnetic recording such as bit-patterned media recording (BPMR) results in an increase in areal density.
S. Sokjabok   +5 more
doaj   +1 more source

Soft-Output Detector Using Multi-Layer Perceptron for Bit-Patterned Media Recording

open access: yesApplied Sciences, 2022
As conventional data storage systems are faced with critical problems such as the superparamagnetic limit, bit-patterned media recording (BPMR) has received significant attention as a promising next-generation magnetic data storage system.
Seongkwon Jeong, Jaejin Lee
doaj   +1 more source

LDPC product coding scheme with extrinsic information for bit patterned media recoding

open access: yesAIP Advances, 2017
Since the density limit of the current perpendicular magnetic storage system will soon be reached, bit patterned media recording (BPMR) is a promising candidate for the next generation storage system to achieve an areal density beyond 1 Tb/in2.
Seongkwon Jeong, Jaejin Lee
doaj   +1 more source

A simple skew angle detection and suppression method for bit-patterned magnetic recording

open access: yesAIP Advances, 2021
An achievement of an areal density (AD) up to 4 Tb/in2 in hard disk drives (HDDs) is expected under a bit-patterned magnetic recording (BPMR) system. One of major problems in HDDs is a skew angle (SA), which depends on a read/write head position on a ...
Santi Koonkarnkhai   +2 more
doaj   +1 more source

Soft-information flipping scheme based on a priori LLRs summation for ultra-high density magnetic recording

open access: yesAIP Advances, 2020
Inter-track interference (ITI) is the main problem in high areal density (AD) of magnetic recording systems such as bit-patterned magnetic recording (BPMR) technology thus the ITI avoidance scheme is the way to improve the performance of the recording ...
W. Busyatras, C. Warisarn
doaj   +1 more source

A Novel ITI Suppression Technique for Coded Dual-Track Dual-Head Bit-Patterned Magnetic Recording Systems

open access: yesIEEE Access, 2020
Generally, an intertrack interference (ITI) is a critical problem in bit-patterned magnetic recording (BPMR) systems that can attain an areal density (AD) up to 4 Tb/in2.
Santi Koonkarnkhai   +2 more
doaj   +1 more source

A Novel Structure and Detection for Double-Layer Bit-Patterned Media Recording

open access: yesIEEE Access
With the rapid growth of data volumes, the demand for high-capacity storage systems continues to rise. To address this challenge, double-layer bit-patterned media recording (DLBPMR), a combination of double-layer magnetic recording (DLMR) and bit ...
Thien An Nguyen   +2 more
doaj   +1 more source

Bit-island arrangement and signal processing in double-layer magnetic recording technology

open access: yesAIP Advances
The escalating demand for high-density storage of hard disk drives has prompted the innovation of advanced technologies to significantly boost an areal density (AD). Among these, three-dimensional magnetic recording systems incorporating double recording
V. Sawangarom   +3 more
doaj   +1 more source

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