Utilization of multiple read heads for TMR prediction and correction in bit-patterned media recording
Sign Up to like & getrecommendations! Published in 2017 at "AIP Advances"
DOI: 10.1063/1.4972801
Abstract: 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. We propose to use the signal energy ratio… read more here.
Keywords: utilization multiple; media recording; patterned media; read heads ... See more keywords
A three-dimensional model for lubricant depletion under sliding condition on bit patterned media of hard disk drives
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Applied Physics"
DOI: 10.1063/1.5026817
Abstract: In this paper, we model the depletion dynamics of the molecularly thin layer of lubricants on a bit patterned media disk of hard disk drives under a sliding air bearing head. The dominant physics and… read more here.
Keywords: disk; patterned media; hard disk; depletion ... See more keywords
Direct observation of ultrafast magnetization dynamics in Co/Ni bit patterned media by time-resolved scanning Kerr microscopy
Sign Up to like & getrecommendations! Published in 2025 at "Chinese Physics B"
DOI: 10.1088/1674-1056/adb67e
Abstract: Bit patterned recording (BPR) has attracted much attention due to its promising potential in achieving high densities in magnetic storage devices. The materials with strong perpendicular magnetic anisotropy (PMA) are always preferred in designing the… read more here.
Keywords: kerr; resolved scanning; time resolved; bit patterned ... See more keywords
Long-Short Term Memory-Based Application on Adaptive Cross-Platform Decoder for Bit Patterned Magnetic Recording
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DOI: 10.1109/access.2020.3018466
Abstract: 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). Sequential… read more here.
Keywords: bit patterned; bit; magnetic recording; long short ... See more keywords
Parallel Detection Based on a Generalized Partial Response Target for Staggered Bit-Patterned Media Recording Systems
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Access"
DOI: 10.1109/access.2022.3182801
Abstract: 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 reduce two-dimensional interference, including intersymbol interference from the downtrack… read more here.
Keywords: bit patterned; staggered bpmr; generalized partial; based generalized ... See more keywords
Optimized LDPC Matrices: Reducing and Redistributing 1 bits for Enhanced MAP Detection in Bit-Patterned Media Recording Systems
Sign Up to like & getrecommendations! Published in 2025 at "IEEE Access"
DOI: 10.1109/access.2025.3568380
Abstract: Bit-patterned media recording (BPMR) is increasingly recognized as a leading technology for next-generation storage systems due to its potential for achieving extremely high area density. In BPMR, data is stored on discrete magnetic islands arranged… read more here.
Keywords: detection; patterned media; bit patterned; map detection ... See more keywords
A Detection Scheme With TMR Estimation Based on Multi-Layer Perceptrons for Bit Patterned Media Recording
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Magnetics"
DOI: 10.1109/tmag.2018.2889875
Abstract: 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, nonlinear effects due to the track mis-registration (TMR) and media noise… read more here.
Keywords: bit patterned; tmr; detection scheme; detection ... See more keywords
Modulation Code for Reducing Intertrack Interference on Staggered Bit-Patterned Media Recording
Sign Up to like & getrecommendations! Published in 2020 at "Applied Sciences"
DOI: 10.3390/app10155295
Abstract: A bit-patterned media recording (BPMR) system is a type of ultrahigh-capacity magnetic storage system that can extend to an areal density of 1 terabit per square inch or higher. However, because the space between islands… read more here.
Keywords: interference; intertrack interference; media recording; patterned media ... See more keywords