Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
MRIS, ITE-MMS |
2023-12-07 13:30 |
Ehime |
Ehime Univ. (CITE) (Primary: On-site, Secondary: Online) |
A Study on Estimating Bit Shape Using Medium Coercive and Effective Magnetic Write Field Kazuki Nakashima (Ehime Univ), Yasuaki Nakamura, Madoka nishikawa (Ehime Univ.), Yasushi Kanai (Niigata Inst. Tech.), Yoshihiro Okamoto (Ehime Univ.) MRIS2023-22 |
In the microwave-assisted magnetic recording (MAMR) system, we proposed and evaluated methods to estimate the shape and ... [more] |
MRIS2023-22 pp.1-6 |
MRIS, ITE-MMS |
2023-12-07 14:20 |
Ehime |
Ehime Univ. (CITE) (Primary: On-site, Secondary: Online) |
A study of HAMR R/W channels for multilayer magnetic recording Yasuaki Nakamura, Madoka Nishikawa (Ehime Univ.), Simon Greaves (Tohoku Univ.), Yasushi Kanai (Niigata Inst. Tech.), Yoshihiro Okamoto (Ehime Univ.) MRIS2023-24 |
[more] |
MRIS2023-24 pp.12-17 |
MRIS, ITE-MMS |
2023-06-08 13:30 |
Miyagi |
Tohoku Univ. (RIEC) (Primary: On-site, Secondary: Online) |
Three dimensional heat-assisted magnetic recording Simon Greaves (Tohoku Univ.), Yasushi Kanai (Niigata Inst. Tech.) MRIS2023-1 |
This paper reports on the modelling of three dimensional recording media, with the aim of achieving an areal recording d... [more] |
MRIS2023-1 pp.1-6 |
MRIS, ITE-MMS |
2020-12-03 15:35 |
Online |
Online |
Media design for microwave assisted magnetic recording Simon Greaves (Tohoku Univ.), Yasushi Kanai, Ryo Itagaki (Niigata Inst. Tech.) MRIS2020-9 |
Microwave-assisted magnetic recording is simulated using write heads and spin torque oscillators (STO) with three differ... [more] |
MRIS2020-9 pp.20-25 |
MRIS, ITE-MMS |
2019-06-13 15:20 |
Miyagi |
Tohoku Univ. |
Optimisation of dual layer recording media for microwave-assisted magnetic recording Simon Greaves (Tohoku Univ.), Kheong Sann Chan (Nanjing Inst. Tech.), Yasushi Kanai (Niigata Inst. Tech.) MRIS2019-5 |
In this work we optimise dual-structure media for microwave-assisted magnetic recording. The recording medium consisted ... [more] |
MRIS2019-5 pp.21-26 |
MRIS, ITE-MMS |
2018-06-07 14:40 |
Miyagi |
Tohoku Univ. |
Effect of STO angle in microwave assisted magnetic recording Simon Greaves (Tohoku Univ.), Yasushi Kanai (Niigata Inst. Tech.) MRIS2018-4 |
Microwave assisted magnetic recording (MAMR) has the potential to increase the density of data stored on magnetic disks.... [more] |
MRIS2018-4 pp.19-24 |
MRIS, ITE-MMS |
2017-12-08 10:50 |
Ehime |
Ehime Univ. |
Micromagnetic model analysis of MAMR recording head (2)
-- Oscillation of STO vs. rise time of external field -- Ryo Itagaki, Yasushi Kanai (Niigata Inst. Tech.), Simon Greaves, Hiroaki Muraoka (Tohoku Univ.) MR2017-39 |
A micromagnetic model analysis of spin-torque oscillators (STOs) was carried out. First, the conditions for stable oscil... [more] |
MR2017-39 pp.81-86 |
MRIS, ITE-MMS |
2017-10-19 16:15 |
Niigata |
Kashiwazaki energy hall, Niigata |
A comparison of single phase and antiferromagnetically coupled media for microwave assisted magnetic recording Simon Greaves (Tohoku Univ.), Yasushi Kanai (Niigata Inst. Tech.), Hiroaki Muraoka (Tohoku Univ.) MR2017-22 |
In microwave-assisted magnetic recording magnetostatic interactions between grains can cause the resonance frequency to ... [more] |
MR2017-22 pp.29-34 |
MRIS, ITE-MMS |
2017-06-09 09:15 |
Miyagi |
Tohoku Univ. |
FEM analysis of PMR write head for high data rate Yoshihisa Nakamura (Tohoku Univ.), Ryo Itagaki, Yasushi Kanai (Niigata Inst. Tech.) MR2017-6 |
A write head with a fast response and high efficiency is necessary to realize higher data rates and larger storage capac... [more] |
MR2017-6 pp.41-46 |
MRIS, ITE-MMS |
2017-06-09 10:45 |
Miyagi |
Tohoku Univ. |
Micromagnetic model analysis of STO and recording head for microwave-assisted magnetic recording
-- various types of STO and write head -- Yasushi Kanai, Ryo Itagaki (Niigata Inst. Tech.), Simon Greaves, Hiroaki Muraoka (Tohoku Univ.) MR2017-9 |
A micromagnetic model analysis was carried out considering two types of write head and three types of spin-torque oscill... [more] |
MR2017-9 pp.59-64 |
MRIS, ITE-MMS |
2017-06-09 11:10 |
Miyagi |
Tohoku Univ. |
Magnetisation switching of ECC grains in microwave-assisted magnetic recording Simon Greaves (Tohoku Univ.), Yasushi Kanai (Niigata Inst. Tech.), Hiroaki Muraoka (Tohoku Univ.) MR2017-10 |
Microwave-assisted magnetic recording (MAMR) was investigated using a planar write head and exchange-coupled composite (... [more] |
MR2017-10 pp.65-70 |
MRIS, ITE-MMS |
2016-12-08 13:25 |
Ehime |
Ehime Univ. |
A study on dependence of decoding reliability on recording condition in SMR Ryota Suzuto, Yasuaki Nakamura, Hisashi Osawa, Yoshihiro Okamoto (Ehime Univ.), Yasushi Kanai (Niigata Inst. Tech.), Hiroaki Muraoka (Tohoku Univ.) MR2016-31 |
Shingled magnetic recording (SMR) is employed to realize higher recording densities in hard disk drive (HDD). In this re... [more] |
MR2016-31 pp.5-9 |
MRIS, ITE-MMS |
2016-12-09 09:50 |
Ehime |
Ehime Univ. |
Discussion on write head performance for perpendicular magnetic recording based on FEM analysis Yoshihisa Nakamura (Tohoku Univ.), Yasushi Kanai, Ryo Itagaki (Niigata Inst. Tech.) MR2016-37 |
In order to extend the areal density in magnetic recording the most challenging obstacle is believed to be the writabili... [more] |
MR2016-37 pp.45-50 |
MRIS, ITE-MMS |
2016-06-10 09:50 |
Miyagi |
Tohoku Univ. |
Effect of two-dimensional FIR filter for TDMR Ryota Suzuto, Yasuaki Nakamura, Hisashi Osawa, Yoshihiro Okamoto (Ehime Univ.), Yasushi Kanai (Niigata Inst. Tech.), Hiroaki Muraoka (Tohoku Univ.) MR2016-9 |
A two-dimensional magnetic recording (TDMR) which combines the shingled magnetic recording (SMR) and two-dimensional sig... [more] |
MR2016-9 pp.59-64 |
MRIS, ITE-MMS |
2015-12-10 13:00 |
Ehime |
Ehime Univ. |
A study on margin for reader size in array head for TDMR Ryota Suzuto, Yasuaki Nakamura, Hisashi Osawa, Yoshihiro Okamoto (Ehime Univ.), Yasushi Kanai (Niigata Inst. Tech.), Hiroaki Muraoka (Tohoku Univ.) MR2015-22 |
[more] |
MR2015-22 pp.1-6 |
MRIS, ITE-MMS |
2015-06-05 09:30 |
Miyagi |
Tohoku Univ. |
Performance evaluation of multi-input multi-output Viterbi detector for TDMR Tadayoshi Kondoh, Yasuaki Nakamura, Hisashi Osawa, Yoshihiro Okamoto (Ehime Univ.), Yasushi Kanai (Niigata Inst. Tech.), Hiroaki Muraoka (Tohoku Univ.) MR2015-6 |
Two-dimensinal magnetic recording (TDMR) which combines shingled magnetic recording (SMR) with two-dimensional signal pr... [more] |
MR2015-6 pp.37-41 |
MRIS, ITE-MMS |
2015-06-05 09:55 |
Miyagi |
Tohoku Univ. |
Performance evaluation of array head reading for head skew in TDMR Ryota Suzuto, Yasuaki Nakamura, Hisashi Osawa, Yoshihiro Okamoto (Ehime Univ.), Yasushi Kanai (Niigata Inst. Tech.), Hiroaki Muraoka (Tohoku Univ.) MR2015-7 |
In two-dimensional magnetic recording (TDMR) by shingled magnetic recording (SMR),
two-dimensional signal processing i... [more] |
MR2015-7 pp.43-48 |
MRIS, ITE-MMS |
2014-12-11 13:10 |
Ehime |
Ehime Univ. |
A study on two-dimensional equalization for array head reading in SMR Naoki Fujimoto, Yasuaki Nakamura, Hisashi Osawa, Yoshihiro Okamoto (Ehime Univ.), Yasushi Kanai (Niigata Inst. Tech.), Hiroaki Muraoka (Tohoku Univ.) MR2014-28 |
[more] |
MR2014-28 pp.1-6 |
MRIS, ITE-MMS |
2014-12-11 13:35 |
Ehime |
Ehime Univ. |
Performance evaluation of LDPC coding and iterative decoding system in SMR with head skew Ryota Suzuto, Yasuaki Nakamura, Yoshihiro Okamoto, Hisashi Osawa (Ehime Univ.), Yasushi Kanai (Niigata Inst. Tech.), Hiroaki Muraoka (Tohoku Univ.) MR2014-29 |
Two-dimensional magnetic recording (TDMR) by shingled magnetic recording (SMR) exploits two-dimensional signal processin... [more] |
MR2014-29 pp.7-12 |
MRIS, ITE-MMS |
2013-06-21 15:15 |
Miyagi |
Tohoku Univ. |
Impact of thermal gradients and media properties on thermally assisted magnetic recording Simon Greaves, Hiroaki Muraoka (Tohoku Univ.), Yasushi Kanai (Niigata Inst. Tech.) |
[more] |
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