Muroga Sho

J-GLOBAL         Last updated: Sep 2, 2019 at 00:32
 
Avatar
Name
Muroga Sho
E-mail
murogagipc.akita-u.ac.jp
Affiliation
Akita University
Section
Graduate School of Engineering Science

Research Areas

 
 

Academic & Professional Experience

 
Nov 2017
 - 
Today
Specially Appointed Lecturer, Graduate School of Engineering Science, Akita University
 
Apr 2015
 - 
Oct 2017
Lecturer, National Institute of Technology Toyota College
 
Apr 2012
 - 
Mar 2014
Assistant Professor, Graduate School of Engineering, Tohoku University
 

Awards & Honors

 
2015
Best Symposium Paper Award, 2015 Asia-Pacific International Symposium on Electromagnetic Compatibility (APEMC)
Winner: Masahiro Yamaguchi, Satoshi Tanaka, Yasushi Endo, Sho Muroga, Makoto Nagata
 

Published Papers

 
Ma Jingyan, Muroga Sho, Endo Yasushi, Hashi Shuichiro, Yokoyama Hiroo, Hayashi Yoshiaki, Ishiyama Kazushi
IEEE TRANSACTIONS ON MAGNETICS   54(6)    Mar 2018   [Refereed]
Muroga Sho, Endo Yasushi, Tanaka Motoshi
JOURNAL OF ELECTRONIC MATERIALS   48(3) 1342-1346   Mar 2019   [Refereed]
Muroga Sho, Ma Jingyan, Endo Yasushi, Hashi Shuichiro, Naoe Masayuki, Tanaka Motoshi, Yokoyama Hiroo, Ishiyama Kazushi
JAPANESE JOURNAL OF APPLIED PHYSICS   58(8)    Aug 2019   [Refereed]
Koda Tetsunori, Muroga Sho, Endo Yasushi
IEEE TRANSACTIONS ON MAGNETICS   55(7)    Jul 2019   [Refereed]
Muroga Sho, Endo Yasushi, Takamatsu Masanari, Andoh Hiroya
IEEE TRANSACTIONS ON MAGNETICS   54(6)    Apr 2018   [Refereed]
Jingyan Ma, Sho Muroga, Yasushi Endo, Shuichiro Hashi, Masayuki Naoe, Hiroo Yokoyama, Yoshiaki Hayashi, and Kazushi Ishiyama
AIP Advances   8(5) 056613   Dec 2017   [Refereed]
Sho Muroga, Yasushi Endo
IEEE Transactions on Magnetics   53(11) 8002704   Nov 2017   [Refereed]
SATO Yuya, TANAKA Kensaku, OMORI Yukiko, MUROGA Sho, ICHIKAWA Yuri, TSUZUKI Keita
Journal of JSEE   66(3) 3_29-3_34   Jun 2018
This study discusses incentives and disincentives for students to participate in community education for developing their generic skills. In this study, we clarify the followings. 1) Interacting with younger people enhances students’ willin...
Yutaka Shimada, Jingyan Ma, Tetsuo Ito, Kunio Yanagi, Yasushi Endo, Sho Muroga, Masahiro Yamaguchi
IEEE Transactions on Magnetics   50(11) 2801704   Nov 2014   [Refereed]
Yasushi Endo, Masaki Onishi, Sho Muroga, Kaoru Arai, Kunio Yanagi, Yutaka Shimada, Masahiro Yamaguchi
IEEE Transactions on Magnetics   50(11) 6500604   Nov 2014   [Refereed]
Naoya AZUMA1), Shunsuke SHIMAZAKI1), Noriyuki MIURA1), Makoto NAGATA1), Tomomitsu KITAMURA2), Satoru TAKAHASHI2), Motoki MURAKAMI3), Kazuaki HORI3), Atsushi NAKAMURA3), Kenta TSUKAMOTO4), Mizuki IWANAMI4), Eiji HANKUI4), Sho MUROGA5), Yasushi ENDO5), Satoshi TANAKA5), Masahiro YAMAGUCHI
IEICE Transactions on Electronics   E97.C(6) 546-556   Jun 2014   [Refereed]
Sho Muroga, Yasushi Endo, Wataru Kodate, Yoshiaki Sasaki, Kumpei Yoshikawa, Yuta Sasaki, Makoto Nagata, Masahiro Yamaguchi
IEEE Transactions on Magnetics, IEEE Magnetics Society   47(10) 4485-4488   Oct 2013   [Refereed]
Sho Muroga, Yuki Asazuma, Masahiro Yamaguchi
IEEE Transactions on Magnetics, IEEE Magnetics Society   49(7) 4032-4035   Jul 2013   [Refereed]
Sho Muroga, Kaoru Arai, Dhungana Sandeep, Okuta Ryosuke, Yasushi Endo, Masahiro Yamaguchi
IEEE Transactions on Magnetics, IEEE Magnetics Society   49(7) 3886-3889   Jul 2013   [Refereed]
Ch. Yao, Y. Shimada, S. Muroga, G. W. Qin, S. Okamoto, O. Kitakami, Y. Endo, M. Yamaguchi
J. Alloy. Compd.   554 414-418   Mar 2013   [Refereed]
Naoya Azuma,Shunsuke Shimazaki,Noriyuki Miura,Makoto Nagata,Tomomitsu Kitamura,Satoru Takahashi,Motoki Murakami,Kazuaki Hori,Atsushi Nakamura,Kenta Tsukamoto,Mizuki Iwanami,Eiji Hankui,Sho Muroga,Yasushi Endo,Satoshi Tanaka,Masahiro Yamaguchi
9th International Workshop on Electromagnetic Compatibility of Integrated Circuits, EMC Compo 2013, Nara, Japan, December 15-18, 2013   42-46   2013   [Refereed]
Yabe Tomotaka, Mimura Yasuhiro, Takahashi Hirokazu, Onoe Atsushi, Muroga Sho, Yamaguchi Masahiro, Ono Takahito, Esashi Masayoshi
ELECTRONICS AND COMMUNICATIONS IN JAPAN   95(11) 49-56   Nov 2012   [Refereed]
S. Muroga; Y. Asazuma; Y. Endo; Y. Shimada; M. Yamaguchi
IEEE Transactions on Magnetics, IEEE Magnetics Society   48 4320-4323   2012   [Refereed]
MUROGA Sho, SHIMADA Yutaka, YAMAGUCHI Masahiro
The IEICE transactions on electronics C   94(2) 39-44   Feb 2011
薄膜電磁ノイズ抑制体への鎖交磁束により発生する渦電流のシート抵抗に対する変化を定量的に検討するため,円盤の膜面垂直方向に磁界を印加したモデルにおける渦電流損の計算を行った.微小円盤における渦電流損は,円盤への鎖交磁束を得ることができれば,これを電磁誘導の法則に当てはめ,円盤内の渦電流を導出することにより,解析的に計算できることを示した.この微小円盤を,薄膜電磁ノイズ抑制体の膜長及び膜幅方向に多数並べたモデルを検討した.薄膜内の渦電流の経路は,微小円盤を適用したモデルにおいて,各微小円盤内で...
Muroga Sho, Endo Yasushi, Mitsuzuka Yoshio, Shimada Yutaka, Yamaguchi Masahiro
IEEE TRANSACTIONS ON MAGNETICS   47(2) 300-303   Feb 2011   [Refereed]
Masahiro Yamaguchi, Sho Muroga, Yasushi Endo, Mitsuru Suzuki, Takayoshi Inagaki, Yoshio Mitsuzuka
IEEE Transactions on Magnetics, IEEE Magnetics Society   46(6) 2450-2453   Jun 2010   [Refereed]
Sho Muroga, Masahiro Yamaguchi
IEEE Transactions on Magnetics, IEEE Magnetics Society   45(10) 4804-4807   Oct 2009   [Refereed]

Misc

 
直江 正幸, 遠藤 恭, 室賀 翔
電気学会研究会資料. MAG = The papers of technical meeting on magnetics, IEE Japan   2018(156) 1-6   Nov 2018
室賀翔, 遠藤恭, 遠藤恭, 田中元志
エレクトロニクス実装学会誌   21(7) 635‐639   Nov 2018
田中 健作, 大森 有希子, 室賀 翔, 佐藤 雄哉
Journal of National Institute of Technology, Toyota College   49(0)    2017
室賀 翔, 遠藤 恭, 田中 元志
エレクトロニクス実装学会誌 = Journal of the Japan Institute of Electronics Packaging   21(7) 635-639   Nov 2018
佐藤 雄哉, 田中 健作, 大森 有希子, 室賀 翔
Journal of National Institute of Technology, Toyota College   49(0)    2017
This study describes the evaluation of exchange activity in hilly and mountainous area by local residents.It was clarified that the local residents have high evaluation and wish continuation of exchange activity. On the other hand, the local resid...
Masahiro Yamaguchi, Jiang Fu, Tomoya Tanaka, Chie Okamura, Lumina Obi, Kazufumi Kato, Sho Muroga
2017 ASIA-PACIFIC INTERNATIONAL SYMPOSIUM ON ELECTROMAGNETIC COMPATIBILITY (APEMC)   25-27   2017   [Refereed]
室賀 翔, 佐藤 雄哉, 田中 健作, 大森 有希子
Journal of National Institute of Technology, Toyota College   49(0)    2017
This paper evaluates and discusses the "Dormitown" project in National Institute of Technology, Toyota College (NITTC) by a questionnaire for NITTC staff. As a result, it is clarified that the project is successfully developed and produced an inte...
大森 有希子, 室賀 翔, 佐藤 雄哉, 田中 健作
Journal of National Institute of Technology, Toyota College   49(0)    2017
Depopulation in rural areas and decline of local industries have become a serious problem in Japan. As one possible step to improve this situation, the "Dormitown" project in National Institute of Technology, Toyota College (NITTC) carried out a s...
山口 正洋, 室賀 翔
まぐね   10(1) 23-29   Feb 2015
付 江, 山口 正洋, 室賀 翔, 田中 智也, 岡村 知恵, 小尾 留美名, 加藤 一史
電子情報通信学会技術研究報告 = IEICE technical report : 信学技報   116(223) 47-52   Sep 2016
2016 ASIA-PACIFIC INTERNATIONAL SYMPOSIUM ON ELECTROMAGNETIC COMPATIBILITY (APEMC)   656-658   2016   [Refereed]
2015 IEEE INTERNATIONAL SYMPOSIUM ON ELECTROMAGNETIC COMPATIBILITY (EMC)   1007-1011   Aug 2015   [Refereed]
KOUSAKA Junpei, SHIMAZAKI Shunsuke, MIURA Noriyuki, MUROGA Sho, TANAKA Satoshi, YAMAGUCHI Masahiro, NAGATA Makoto
IEICE technical report. Electromagnetic compatibility   114(503) 35-40   Mar 2015
Digital circuits in a mobile communication IC Chip become more enormous for LTE class design. This potentially causes the undesigned noise coupling in the receiver circuit and leads to the deterioration of overall system communication quality. In ...
2015 IEEE INTERNATIONAL SYMPOSIUM ON RADIO-FREQUENCY INTEGRATION TECHNOLOGY (RFIT)   7-9   2015   [Refereed]
2015 10th International Workshop on the Electromagnetic Compatibility of Integrated Circuits   216-221   2015   [Refereed]
2015 ASIA-PACIFIC INTERNATIONAL SYMPOSIUM ON ELECTROMAGNETIC COMPATIBILITY (APEMC)   532-535   2015   [Refereed]
On-chip Integrated Magnetic Thin-Film Solution to Countermeasure Digital Noise on RF IC
2015 ASIA-PACIFIC INTERNATIONAL SYMPOSIUM ON ELECTROMAGNETIC COMPATIBILITY (APEMC)   536-539   2015   [Refereed]
MUROGA Sho, FAN Peng, TANAKA Satoshi, KITAMRA Tomomitsu, MATSUI Hiroaki, AZUMA Naoya, SHIMAZAKI Shunsuke, KOSAKA Junpei, NAGATA Makoto, YAMAGUCHI Masahiro
IEICE technical report. Electromagnetic compatibility   114(93) 55-58   Jun 2014
The integrated simulation was constructed using the full wave 3-dimensional electromagnetic field simulator and the circuit analysis in order to analyze the mechanism of the on-chip conductive and the inductive noise coupling in LTE-class RFIC. Fr...
Muroga Sho, Asazuma Yuki, Yamaguchi Masahiro, Tanaka Tomoya, Okamura Chie, Okajima Shinichi, Kato Kazufumi
IEICE technical report. Electromagnetic compatibility   113(494) 7-10   Mar 2014
As a solution to on-board-level the electromagnetic compatibility problem, a metal-coated non-woven fabric with high sheet resistance is proposed. In this paper, we compared the conductive noise suppression in a microstripline (MSL), which was pre...
馬 静言, 島田 寛, 室賀 翔, 遠藤 恭, 山口 正洋
Tohoku-Section Joint Convention Record of Institutes of Electrical and Information Engineers, Japan   2014(0) 7-7   2014
On-Chip Magnetic Thin-Film Noise Suppressor for IC Chip Level Digital Noise Countermeasure
2014 INTERNATIONAL SYMPOSIUM ON ELECTROMAGNETIC COMPATIBILITY, TOKYO (EMC'14/TOKYO)   354-357   2014   [Refereed]
Effect of Demagnetizaing Field on Frequency Dispersoin of Complex Permeability
2014 INTERNATIONAL SYMPOSIUM ON ELECTROMAGNETIC COMPATIBILITY, TOKYO (EMC'14/TOKYO)   785-788   2014   [Refereed]
Electromagnetic Shielding Effectiveness of Non-magnetic Metal Coated Non-woven Fabric Noise Suppressor
2014 IEEE INTERNATIONAL SYMPOSIUM ON ELECTROMAGNETIC COMPATIBILITY (EMC)   134-137   2014   [Refereed]
YAMAGUCHI Masahiro, MUROGA Sho, ENDO Yasushi, NAGATA Makoto, TANAKA Satoshi
電子情報通信学会技術研究報告 = IEICE technical report : 信学技報   113(261) 87-92   Oct 2013
A technological challenge of LTE(Long Term Evolution) class RFIC is to solve desensitization of receiver circuit caused by the harmonics of clock signal of RF-digital circuits implemented in the in the same IC chip. This problem turns out to be no...
YAMAGUCHI Masahiro, MUROGA Sho, ENDO Yasushi, NAGATA Makoto, TANAKA Satoshi
IEICE technical report. Electromagnetic compatibility   113(259) 87-92   Oct 2013
A technological challenge of LTE(Long Term Evolution) class RFIC is to solve desensitization of receiver circuit caused by the harmonics of clock signal of RF-digital circuits implemented in the in the same IC chip. This problem turns out to be no...
YAMAGUCHI Masahiro, MUROGA Sho, ENDO Yasushi, NAGATA Makoto, TANAKA Satoshi
IEICE technical report. Microwaves   113(260) 87-92   Oct 2013
A technological challenge of LTE(Long Term Evolution) class RFIC is to solve desensitization of receiver circuit caused by the harmonics of clock signal of RF-digital circuits implemented in the in the same IC chip. This problem turns out to be no...
YAMAGUCHI Masahiro, MUROGA Sho, ASAZUMA Yuki
電気学会研究会資料. EMC, 電磁環境研究会   2013(19) 51-56   Jun 2013
MUROGA Sho, ASAZUMA Yuki, TANAKA Tomoya, OKAMURA Chie, OKAJIMA Shinichi, KATO Kazufumi, YAMAGUCHI Masahiro
電気学会研究会資料. EMC, 電磁環境研究会   2013(19) 63-68   Jun 2013
Yamaguchi Masahiro, Muroga Sho, Asazuma Yuki
IEICE technical report. Electromagnetic compatibility   113(101) 51-56   Jun 2013
This paper describes that the ferromagnetic resonance (FMR) frequency shift can be calculated by an electromagnetic field simulator based on the Maxwell's equation although the relative permeability and the FMR frequency is defined by the Landau-L...
Muroga Sho, Asazuma Yuki, Tanaka Tomoya, Okamura Chie, Okajima Shinichi, Kato Kazushi, Yamaguchi Masahiro
IEICE technical report. Electromagnetic compatibility   113(101) 63-68   Jun 2013
The metal coated non-woven fabrics is proposed as a solution to on-board-level the electromagnetic compatibility problem. This paper discussed the shielding effectiveness and Joule loss of the metal coated non-woven fabric using an electrical circ...
SATO Hiroyuki, ENDO Yasushi, MUROGA Sho, YAMAGUCHI Masahiro, KATO Naoya
電気学会研究会資料. MAG, マグネティックス研究会   2013(48) 35-40   Jun 2013
Muroga Sho, Endo Yasushi, Ito Tetsuo, Tanaka Satoshi, Murakami Motoki, Hori Kazuaki, Takahashi Satoru, Naoya Azuma, Nagata Makoto, Yamaguchi Masahiro
IEICE technical report. Electromagnetic compatibility   112(468) 91-95   Mar 2013
A long term evolution (LTE)-class CMOS radio frequency integrated circuit (RFIC) receiver test element group (TEG) chip is developed in our project for the next generation cell phone handsets in order to clarify the on-chip-level noise coupling an...
室賀 翔, 遠藤 恭, 伊藤 哲夫
映像情報メディア学会技術報告 = ITE technical report   37(14) 91-95   Mar 2013
平野 紀, 遠藤 恭, 伊藤 哲夫, 柳 邦雄, 室賀 翔, 島田 寛, 山口 正洋
Tohoku-Section Joint Convention Record of Institutes of Electrical and Information Engineers, Japan   2013(0) 113-113   2013
Kuraishi Kiyoto, Muroga Sho, Asazuma Yuki, Yamahuchi Masahiro
Proceedings of JIEP Annual Meeting   27(0) 461-463   2013
本研究では,磁性薄膜を用いた電磁ノイズ抑制体の伝導ノイズ抑制メカニズムを明らかにするため,伝導ノイズの伝播経路として,電源線を模擬した平行2線を仮定し,線路の特性インピーダンスおよび終端抵抗を変化させた際の伝導ノイズ抑制量の変化を明らかにした.
Asazuma Yuki, Muroga Sho, Tanaka Tomoya, Okamura Chie, Okajima Shinichi, Kato Kazufumi, Yamaguchi Masahiro
Proceedings of JIEP Annual Meeting   27(0) 77-80   2013
モバイルIT機器における基板レベルのEMC問題を解決する手段の1つとして,布帛や不織布に金属加工したシールドシートが提案されている.本研究では,平面電磁波をシールドシート表面に対して垂直入射させた際の遠方界の磁界シールド効果について,有限要素法(FEM)に基づいた3次元電磁界解析および解析計算し,シールド効果の主要因であるシート抵抗および繊維間隔依存性を明らかにした.
Shigeta Yojiro, Muroga Sho, Arai Kaoru, Dhungana Sandeep, Okuta Ryosuke, Endo Yasuhsi, Yamaguchi Masahiro
Proceedings of JIEP Annual Meeting   27(0) 445-447   2013
ICチップレベルのノイズ結合評価を目的とした3D近傍磁界計測装置および60μm角のオンチップシールディドループコイルを搭載したプローブを開発した.本計測装置を用いて試作ICチップを評価し,ICチップレベルのノイズ評価に対する装置の有用性を示した.更に,1 μm厚のCoZrNb膜を集積化したTEGチップの近傍磁界計測により,最大で15 dBの近傍磁界抑制効果が得られた.
Muroga Sho, Nagata Makoto, Yamaguchi Masahiro, Fan Peng, Endo Yasushi, Ito Tetsuo, Murakami Motoki, Hori Kazuaki, Takahashi Satoshi, Tanaka Satoshi, Azuma Naoya
Proceedings of JIEP Annual Meeting   27(0) 67-68   2013
無線機器内のRF部における高速信号伝送の品質の向上を目的として,LTE(Long Term Evolution)級RFトランシーバを想定したTEG(Test Element Group)チップ上に磁性膜を集積化し,LTE信号帯域へ混入する高周波ノイズ抑制効果を示した.高周波ノイズに関しては,TEGチップ内に設計した任意雑音発生回路を用いて,デジタル回路のスイッチングにより生じるノイズを発生した.その結果,磁性膜の集積化により,約10dBのLTE帯域内ノイズ抑制効果が得られた.
Sho Muroga, Yasushi Endo, Tetsuo Ito, Satoshi Tanaka, Motoki Murakami, Kazuaki Hori, Satoru Takahashi, Azuma Naoya, Tetsuya Makita, Satoshi Imai, Makoto Nagata, Masahiro Yamaguchi
IEEE International workshop on Electromagnetic Compatibility of Integrated Circuits (EMC Compo 2013)   47-52   2013   [Refereed]
S. Muroga, Y. Endo, T. Ito, S. Tanaka, M. Murakami, K. Hori, S. Takahashi, A. Naoya, T. Makita, S. Imai, M. Nagata, M. Yamaguch
2013 IEEE International Symposium on Electromagnetic Compatibility   657-661   2013   [Refereed]
MUROGA Sho, ASAZUMA Yuki, YAMAGUCHI Masahiro
電気学会研究会資料. MAG, マグネティックス研究会   2012(169) 57-61   Dec 2012
MUROGA Sho, KODATE Wataru, ENDO Yasushi, YAMAGUCHI Masahiro
IEICE technical report. Electromagnetic compatibility   112(12) 31-36   Apr 2012
New measurement method for L-coupling on the basis of the IEC standard to evaluate the sheet type ferromagnetic noise suppressor is proposed. Performance of magnetic thin-film is evaluated as a candidate for on-chip noise suppressor. Miniature loo...
YABE Tomotaka, MIMURA Yasuhiro, TAKAHASHI Hirokazu, ONOE Atsushi, MUROGA Sho, YAMAGUCHI Masahiro, ONO Takahito, ESASHI Masayoshi
IEEJ Transactions on Sensors and Micromachines   131(10) 363-368   Oct 2011
Integration technique of three-dimensional micro coils on high-performance RF-LSI is one of the key technologies to realize future wireless telecommunication services and hypersensitive capacitance sensor systems. We design and fabricate monolithi...
Performance of Integrated Magnetic Thin Film Noise Suppressor Applied to CMOS Noise Test Chips
2011 41ST EUROPEAN MICROWAVE CONFERENCE   49-52   2011   [Refereed]
MUROGA Sho, ENDO Yasushi, MITSUZUKA Yoshio, SHIMADA Yutaka, YAMAGUCHI Masahiro
電気学会研究会資料. MAG, マグネティックス研究会   2010(79) 53-58   Aug 2010
LU Yan, MUROGA Sho, YAMAGUCHI Masahiro, CHATANI Kenichi
電気学会研究会資料. MAG, マグネティックス研究会   2009(86) 7-12   Sep 2009
MUROGA Sho, ENDO Yasushi, SUZUKI Mitsuru, INAGAKI Takayoshi, MITSUZUKA Yoshio, YAMAGUCHI Masahiro
IEICE technical report   109(185) 7-12   Aug 2009
The noise suppression on the transmission line, fabricated in a 0.15μm five metals SOI-CMOS technology with high resistivity substrate, has been demonstrated using the CoZrNb soft magnetic film. The power loss of 37% was obtained at the frequency ...
MUROGA Sho, YAMAGUCHI Masahiro
電気学会研究会資料. MAG, マグネティックス研究会   2008(191) 37-42   Dec 2008
MUROGA Sho, SHIMADA Yutaka, YAMAGUCHI Masahiro
電気学会研究会資料. MAG, マグネティックス研究会   2008(84) 67-72   Jul 2008
MARUTA Kaori, MUROGA Sho, YAMAGUCHI Masahiro
電気学会研究会資料. MAG, マグネティックス研究会   2007(42) 37-40   Jul 2007
MUROGA Sho, MARUTA Kaori, SHIMADA Yutaka, YAMAGUCHI Masahiro
IEICE technical report   107(107) 57-62   Jun 2007
We have clarified through experiments and three-dimensional (3-D) finite-element method (FEM) electromagnetic field simulation that there is an optimum sheet resistance that maximize the loss in thin-film RF noise suppression films. In this paper ...
Muroga Sho, Maruta Kaori, Yamaguchi Masahiro
Proceedings of the IEICE General Conference   2007(1)    Mar 2007
MARUTA Kaori, MUROGA Syo, SHIMADA Yutaka, YAMAGUCHI Masahiro
IEICE technical report   106(322) 25-30   Oct 2006
This paper discusses about frequency and size dependence on the optimum sheet resistance of RF noise suppression films, which maximize high harmonic losses in transmission lines, using three-dimensional (3-D) finite-element method (FEM) electromag...
MARUTA Kaori, MUROGA Syo, SHIMADA Yutaka, YAMAGUCHI Masahiro
電子情報通信学会技術研究報告. EMCJ, 環境電磁工学   106(322) 25-30   Oct 2006
MARUTA Kaori, MUROGA Syo, SHIMADA Yutaka, YAMAGUCHI Masahiro
IEICE technical report   106(323) 25-30   Oct 2006
This paper discusses about frequency and size dependence on the optimum sheet resistance of RF noise suppression films, which maximize high harmonic losses in transmission lines, using three-dimensional (3-D) finite-element method (FEM) electromag...

Conference Activities & Talks

 
室賀翔, 遠藤恭, 田中元志
電気関係学会東北支部連合大会講演論文集(CD-ROM)   6 Sep 2018   
神田哲典, 室賀翔, 遠藤恭
日本磁気学会学術講演概要集   28 Aug 2018   
直江正幸, 遠藤恭, 宮崎孝道, 室賀翔, MA Jingyan, 枦修一郎, 石山和志
電気学会研究会資料   22 Aug 2018   
神田哲典, 室賀翔, 遠藤恭, 黒澤孝裕
日本磁気学会学術講演概要集   5 Sep 2017   
高松将成, 室賀翔
電気・電子・情報関係学会東海支部連合大会講演論文集(CD-ROM)   28 Aug 2017   
Magnetic Circuit Evaluation of Conductive and Near-Field Noise Suppression using Co-Zr-Nb Film
Sho Muroga, Yasushi Endo
IEEE International Magnetic Conference 2017   27 Apr 2017   
Jiang Fu, Masahiro Yamaguchi, Sho Muroga, Tomoya Tanaka, Chie Okamura, Lumina Obi, Kazufumi Kato
電子情報通信学会環境電磁工学研究会   16 Sep 2016   
室賀翔, 高松将成, 大場湧斗
電気・電子・情報関係学会東海支部連合大会講演論文集(CD-ROM)   1 Sep 2016   
室賀翔, 駒井眞人, 高地俊貴
電気・電子・情報関係学会東海支部連合大会講演論文集(CD-ROM)   1 Sep 2016   
室賀翔
電気・電子・情報関係学会東海支部連合大会講演論文集(CD-ROM)   1 Sep 2016   
Shielding Effectiveness of Meltblown Non-Woven Fabric Type Non-Magnetic Noise Suppressor
Sho Muroga,Jiang Fu, Masahiro Yamaguchi, Tomoya Tanaka, Chie Okamura, Lumina Obi, Kazufumi Kato
EMC Joint Workshop 2016 Taipei, EMCJ/IEE-EMC/IEE-MAG   Jun 2016   
On-Chip and On-Board RF Noise Coupling and Impacts on LTE Wireless Communication Performance
M. Nagata, N. Miura, S. Muroga, S. Tanaka, M. Yamaguch
The 2015 IEEE International Symposium on Radio-Frequency Integration Technology (RFIT2015)   Aug 2015   
Analysis of intra-chip degital noise coupling path in fully LTE compliant RF receiver test chip
M.Yamaguchi, S.Tanaka, Y.Endo,S. Muroga,M. Nagata
2015 IEEE International Symposium on Electromagnetic Compatibility (EMC)   Aug 2015   
Radiated and conductive noise suppression of non-magnetic metal-coated non-woven fabric
T.Tanaka, C. Okamura, S. Okajima, K. Kato, S. Muroga, Y. Asazuma, M. Yamaguchi
2015 Asia-Pacific Symposium on Electromagnetic Compatibility (APEMC)   Jun 2015   
On-chip integrated magnetic thin-film solution to countermeasure digital noise on RF IC
M.Yamaguchi, S.Tanaka, Y.Endo,S. Muroga,M. Nagata
2015 Asia-Pacific Symposium on Electromagnetic Compatibility (APEMC)   Jun 2015   
室賀翔, 浅妻裕己, 山口正洋, 田中智也, 岡村知恵, 岡嶋真一, 加藤一史
電気学会全国大会講演論文集(CD-ROM)   5 Mar 2015   
KOUSAKA Junpei, SHIMAZAKI Shunsuke, MIURA Noriyuki, MUROGA Sho, TANAKA Satoshi, YAMAGUCHI Masahiro, NAGATA Makoto
IEICE technical report. Electromagnetic compatibility   27 Feb 2015   
Digital circuits in a mobile communication IC Chip become more enormous for LTE class design. This potentially causes the undesigned noise coupling in the receiver circuit and leads to the deterioration of overall system communication quality. In ...
Analysis of on-chip digital noise coupling path for wireless communication IC test chip
Satoshi Tanaka; Peng Fan; Jingyan Ma; Hanae Aoki; Masahiro Yamaguchi; Makoto Nagata; Sho Muroga
2015 10th International Workshop on the Electromagnetic Compatibility of Integrated Circuits (EMC Compo)   2015   
遠藤恭, 室賀翔, 荒井薫, 重田洋二郎, 山口正洋
電磁環境工学情報EMC   5 Oct 2014   
MUROGA Sho, FAN Peng, TANAKA Satoshi, KITAMRA Tomomitsu, MATSUI Hiroaki, AZUMA Naoya, SHIMAZAKI Shunsuke, KOSAKA Junpei, NAGATA Makoto, YAMAGUCHI Masahiro
IEICE technical report. Electromagnetic compatibility   13 Jun 2014   
The integrated simulation was constructed using the full wave 3-dimensional electromagnetic field simulator and the circuit analysis in order to analyze the mechanism of the on-chip conductive and the inductive noise coupling in LTE-class RFIC. Fr...
Muroga Sho, Asazuma Yuki, Yamaguchi Masahiro, Tanaka Tomoya, Okamura Chie, Okajima Shinichi, Kato Kazufumi
IEICE technical report. Electromagnetic compatibility   7 Mar 2014   
As a solution to on-board-level the electromagnetic compatibility problem, a metal-coated non-woven fabric with high sheet resistance is proposed. In this paper, we compared the conductive noise suppression in a microstripline (MSL), which was pre...
Measurements and Simulation of RF Noise Coupling and Its Impacts on LTE Wireless Communication Performance [Invited]
M. Nagata, S. Shimazaki, N. Azuma, N. Miura, S. Muroga, Y. Endo, S. Tanaka, M. Yamaguchi
2014 International Symposium on Electromagnetic Compatibility, Tokyo   2014   
On-Chip Magnetic Thin-Film Noise Suppressor for IC Chip Level Digital Noise Countermeasure [Invited]
M. Yamaguchi, Y. Endo, S. Tanaka, T. Ito, S. Muroga, N. Azuma, M. Nagata
2014 International Symposium on Electromagnetic Compatibility, Tokyo   2014   
Development of Micro Magnetic Field Probe to Evaluate Near Field on RFIC Chip [Invited]
Y. Endo, M. Yamaguchi, Y. Shigeta, M. Onishi, K. Arai, S. Muroga,
2014 International Symposium on Electromagnetic Compatibility, Tokyo   2014   
Effect of Demagnetizing Field on Frequency Dispersion of Complex Permeability
S. Muroga, M. Yamaguch
2014 International Symposium on Electromagnetic Compatibility, Tokyo   2014   
Electromagnetic Shielding Effectiveness of Non-magnetic Metal Coated Non-woven Fabric Noise Suppressor
Sho Muroga ; Yuki Asazuma ; Masahiro Yamaguchi ; Tomoya Tanaka ; Chie Okamura ; Shin-ichi Okajima ; Kazufumi Kato
IEEE International Symposium on Electromagnetic Compatibility, Raleigh   2014   
GHz Range Magnetic Field Measurement of a Coplanar Waveguide with a Magnetic Force Microscope Tip by Exploiting a Beat Signal Between the Coplanar Waveguide and an Exciting Coil
Yasushi Endo, Masaki Onishi, Sho Muroga, Kaoru Arai, Kunio Yanagi, Yutaka Shimada, Masahiro Yamaguchi
IEEE Intermag 2014   2014   
Performance of Crossed Anisotropy Multilayered CoZrNb Films as IC Chip Level Electoromagnetic Noise Suppressor
Yutaka Shimada, Jingyan Ma, Tetsuo Ito, Kunio Yanagi, Yasushi Endo, Sho Muroga, Masahiro Yamaguchi
IEEE Intermag 2014   2014   
A 60 x 60 μm2 Size Planar Shielded Loop Probe for Low Lift-Off On-Chip Magnetic Near Field Measurements
Masahiro Yamaguchi, Sho Muroga, Shiori Nanba, Kaoru Arai, Kunio Yanagi, Yasushi Endo
EMC Europe 2013 Proceedings   2014   
馬 静言, 島田 寛, 室賀 翔, 遠藤 恭, 山口 正洋
Tohoku-Section Joint Convention Record of Institutes of Electrical and Information Engineers, Japan   2014   
In-band spurious attenuation in LTE-class RFIC chip using a soft magnetic thin film [Invited]
S. Muroga, Y. Endo, T. Ito, S. Tanaka, M. Murakami, K. Hori, S. Takahashi, A. Naoya, T. Makita, S. Imai, M. Nagata, M. Yamaguch
2013 IEEE International Symposium on Electromagnetic Compatibility   Dec 2013   
YAMAGUCHI Masahiro, MUROGA Sho, ENDO Yasushi, NAGATA Makoto, TANAKA Satoshi
IEICE technical report. Electromagnetic compatibility   17 Oct 2013   
A technological challenge of LTE(Long Term Evolution) class RFIC is to solve desensitization of receiver circuit caused by the harmonics of clock signal of RF-digital circuits implemented in the in the same IC chip. This problem turns out to be no...
YAMAGUCHI Masahiro, MUROGA Sho, ENDO Yasushi, NAGATA Makoto, TANAKA Satoshi
IEICE technical report. Microwaves   17 Oct 2013   
A technological challenge of LTE(Long Term Evolution) class RFIC is to solve desensitization of receiver circuit caused by the harmonics of clock signal of RF-digital circuits implemented in the in the same IC chip. This problem turns out to be no...
YAMAGUCHI Masahiro, MUROGA Sho, ENDO Yasushi, NAGATA Makoto, TANAKA Satoshi
電子情報通信学会技術研究報告. EST, エレクトロニクスシミュレーション   17 Oct 2013   
A technological challenge of LTE(Long Term Evolution) class RFIC is to solve desensitization of receiver circuit caused by the harmonics of clock signal of RF-digital circuits implemented in the in the same IC chip. This problem turns out to be no...
MUROGA Sho, ASAZUMA Yuki, TANAKA Tomoya, OKAMURA Chie, OKAJIMA Shinichi, KATO Kazufumi, YAMAGUCHI Masahiro
電気学会研究会資料. EMC, 電磁環境研究会   21 Jun 2013   
YAMAGUCHI Masahiro, MUROGA Sho, ASAZUMA Yuki
電気学会研究会資料. EMC, 電磁環境研究会   21 Jun 2013   
Muroga Sho, Asazuma Yuki, Tanaka Tomoya, Okamura Chie, Okajima Shinichi, Kato Kazushi, Yamaguchi Masahiro
IEICE technical report. Electromagnetic compatibility   14 Jun 2013   
The metal coated non-woven fabrics is proposed as a solution to on-board-level the electromagnetic compatibility problem. This paper discussed the shielding effectiveness and Joule loss of the metal coated non-woven fabric using an electrical circ...
Yamaguchi Masahiro, Muroga Sho, Asazuma Yuki
IEICE technical report. Electromagnetic compatibility   14 Jun 2013   
This paper describes that the ferromagnetic resonance (FMR) frequency shift can be calculated by an electromagnetic field simulator based on the Maxwell's equation although the relative permeability and the FMR frequency is defined by the Landau-L...
SATO Hiroyuki, ENDO Yasushi, MUROGA Sho, YAMAGUCHI Masahiro, KATO Naoya
電気学会研究会資料. MAG, マグネティックス研究会   13 Jun 2013   
Muroga Sho, Endo Yasushi, Ito Tetsuo, Tanaka Satoshi, Murakami Motoki, Hori Kazuaki, Takahashi Satoru, Naoya Azuma, Nagata Makoto, Yamaguchi Masahiro
IEICE technical report. Electromagnetic compatibility   1 Mar 2013   
A long term evolution (LTE)-class CMOS radio frequency integrated circuit (RFIC) receiver test element group (TEG) chip is developed in our project for the next generation cell phone handsets in order to clarify the on-chip-level noise coupling an...
室賀 翔, 遠藤 恭, 伊藤 哲夫
映像情報メディア学会技術報告 = ITE technical report   Mar 2013   
In-band spurious attenuation in LTE-class RFIC chip using a soft magnetic thin film [Invited]
Sho Muroga, Yasushi Endo, Tetsuo Ito, Satoshi Tanaka, Motoki Murakami, Kazuaki Hori, Satoru Takahashi, Azuma Naoya, Tetsuya Makita, Satoshi Imai, Makoto Nagata, Masahiro Yamaguchi
IEEE International workshop on Electromagnetic Compatibility of Integrated Circuits (EMC Compo 2013)   2013   
3-D Magnetic-Near-Field Scanner for IC Chip-Level Noise Coupling Measurements [Invited]
Sho Muroga, Kaoru Arai, Dhungana Sandeep, Okuta Ryosuke, Yasushi Endo, Masahiro Yamaguchi
IEEE Intermag 2013   2013   
Study of FMR Frequency Shift Through Electromagnetic Simulation and Its Application to Analyze Integrated Ferromagnetic Noise Suppressor [Invited]
Sho Muroga, Yuki Asazuma, Masahiro Yamaguchi
IEEE Intermag 2013   2013   
Study on magnetic thin films for electromagnetic noise suppression in LTE class IC chips [Invited]
Yasushi Endo, Sho Muroga, Yutaka Shimada, Masahiro Yamaguchi
Abstract of 12th IUMRS International Conference on Advanced Materials, Part C   2013   
A 60 x 60 μm2 Size Planar Shielded Loop Probe for Low Lift-Off On-Chip Magnetic Near Field Measurements [Invited]
Masahiro Yamaguchi, Sho Muroga, Shiori Nanba, Kaoru Arai, Kunio Yanagi, Yasushi Endo
EMC Europe 2013 Proceedings   2013   
平野 紀, 遠藤 恭, 伊藤 哲夫, 柳 邦雄, 室賀 翔, 島田 寛, 山口 正洋
Tohoku-Section Joint Convention Record of Institutes of Electrical and Information Engineers, Japan   2013   
Kuraishi Kiyoto, Muroga Sho, Asazuma Yuki, Yamahuchi Masahiro
Proceedings of JIEP Annual Meeting   2013   
本研究では,磁性薄膜を用いた電磁ノイズ抑制体の伝導ノイズ抑制メカニズムを明らかにするため,伝導ノイズの伝播経路として,電源線を模擬した平行2線を仮定し,線路の特性インピーダンスおよび終端抵抗を変化させた際の伝導ノイズ抑制量の変化を明らかにした.
Asazuma Yuki, Muroga Sho, Tanaka Tomoya, Okamura Chie, Okajima Shinichi, Kato Kazufumi, Yamaguchi Masahiro
Proceedings of JIEP Annual Meeting   2013   
モバイルIT機器における基板レベルのEMC問題を解決する手段の1つとして,布帛や不織布に金属加工したシールドシートが提案されている.本研究では,平面電磁波をシールドシート表面に対して垂直入射させた際の遠方界の磁界シールド効果について,有限要素法(FEM)に基づいた3次元電磁界解析および解析計算し,シールド効果の主要因であるシート抵抗および繊維間隔依存性を明らかにした.
Shigeta Yojiro, Muroga Sho, Arai Kaoru, Dhungana Sandeep, Okuta Ryosuke, Endo Yasuhsi, Yamaguchi Masahiro
Proceedings of JIEP Annual Meeting   2013   
ICチップレベルのノイズ結合評価を目的とした3D近傍磁界計測装置および60μm角のオンチップシールディドループコイルを搭載したプローブを開発した.本計測装置を用いて試作ICチップを評価し,ICチップレベルのノイズ評価に対する装置の有用性を示した.更に,1 μm厚のCoZrNb膜を集積化したTEGチップの近傍磁界計測により,最大で15 dBの近傍磁界抑制効果が得られた.
Muroga Sho, Nagata Makoto, Yamaguchi Masahiro, Fan Peng, Endo Yasushi, Ito Tetsuo, Murakami Motoki, Hori Kazuaki, Takahashi Satoshi, Tanaka Satoshi, Azuma Naoya
Proceedings of JIEP Annual Meeting   2013   
無線機器内のRF部における高速信号伝送の品質の向上を目的として,LTE(Long Term Evolution)級RFトランシーバを想定したTEG(Test Element Group)チップ上に磁性膜を集積化し,LTE信号帯域へ混入する高周波ノイズ抑制効果を示した.高周波ノイズに関しては,TEGチップ内に設計した任意雑音発生回路を用いて,デジタル回路のスイッチングにより生じるノイズを発生した.その結果,磁性膜の集積化により,約10dBのLTE帯域内ノイズ抑制効果が得られた.
MUROGA Sho, ASAZUMA Yuki, YAMAGUCHI Masahiro
電気学会研究会資料. MAG, マグネティックス研究会   20 Dec 2012   
MUROGA Sho, KODATE Wataru, ENDO Yasushi, YAMAGUCHI Masahiro
IEICE technical report. Electromagnetic compatibility   13 Apr 2012   
New measurement method for L-coupling on the basis of the IEC standard to evaluate the sheet type ferromagnetic noise suppressor is proposed. Performance of magnetic thin-film is evaluated as a candidate for on-chip noise suppressor. Miniature loo...
MUROGA Sho, SHIMADA Yutaka, YAMAGUCHI Masahiro
The transactions of the Institute of Electronics, Information and Communication Engineers. C   1 Feb 2011   
薄膜電磁ノイズ抑制体への鎖交磁束により発生する渦電流のシート抵抗に対する変化を定量的に検討するため,円盤の膜面垂直方向に磁界を印加したモデルにおける渦電流損の計算を行った.微小円盤における渦電流損は,円盤への鎖交磁束を得ることができれば,これを電磁誘導の法則に当てはめ,円盤内の渦電流を導出することにより,解析的に計算できることを示した.この微小円盤を,薄膜電磁ノイズ抑制体の膜長及び膜幅方向に多数並べたモデルを検討した.薄膜内の渦電流の経路は,微小円盤を適用したモデルにおいて,各微小円盤内で...
Evaluation of Thin Film Noise Suppressor Applied to Noise Emulator Chip Implemented in 65nm CMOS Technology
Sho Muroga, Yasushi Endo, Wataru Kodate, Yoshiaki Sasaki, Kumpei Yoshikawa, Yuta Sasaki, Makoto Nagata, Masahiro Yamaguchi
IEEE International Magnetics Conference 2011 (INTERMAG2011)   2011   
Performance of Integrated Magnetic Thin Film Noise Suppressor Applied to CMOS Noise Test Chips [Invited]
Masahiro Yamaguchi, Sho Muroga, Yasushi Endo, Wataru Kodate, Kumpei Yoshikawa, Yuta Sasaki, Makoto Nagata
the 41st European Microwave Conference   2011   
MUROGA Sho, ENDO Yasushi, MITSUZUKA Yoshio, SHIMADA Yutaka, YAMAGUCHI Masahiro
電気学会研究会資料. MAG, マグネティックス研究会   2 Aug 2010   
Mechanism of Ferromagnetic Noise Suppressor for Chip Level EMI Countermeasure
Sho Muroga, Yasushi Endo, Yutaka Shimada, Masahiro Yamaguchi
2010 7th Workshop of Tohoku University, University of Electronic Science and Technology of China and Yeungnam University   2010   
Ferromagnetic Thin Film Noise Suppressor Integrated to On-Chip Transmission Lines
Masahiro Yamaguchi, Sho Muroga, Yasushi Endo, Mitsuru Suzuki, Takayoshi Inagaki, Yoshio Mitsuzuka
11th Joint MMM-Intermag Conference   2010   
Estimation of Peak Frequency of Loss in Noise Suppressor Using Demagnetizing Factor
Sho Muroga, Yasushi Endo, Yoshio Mitsuzuka, Yutaka Shimada, Masahiro Yamaguchi
The 2010 International Conference on Microwave Magnetics 2010 (ICMM2010)   2010   
Application of Soft Magnetic Thin Film to Suppress EM noise in RFIC Chip for Cell Phone Handset [Invited]
Masahiro Yamaguchi, Sho Muroga, Yasushi Endo, Yutaka Shimada
The 2010 International Conference on Microwave Magnetics (ICMM 2010)   2010   
LU Yan, MUROGA Sho, YAMAGUCHI Masahiro, CHATANI Kenichi
電気学会研究会資料. MAG, マグネティックス研究会   25 Sep 2009   
Muroga Sho, Endo Yasushi, Suzuki Mitsuru, Inagaki Takayoshi, Mitsuzuka Yoshio, Yamaguchi Masahiro
IEICE technical report. Electromagnetic compatibility   28 Aug 2009   
The noise suppression on the transmission line, fabricated in a 0.15μm five metals SOI-CMOS technology with high resistivity substrate, has been demonstrated using the CoZrNb soft magnetic film. The power loss of 37% was obtained at the frequency ...
Application of Magnetic Thin Film Noise suppressor to SOI-CMOS On-Chip Transmission Lines
Sho Muroga, Yasushi Endo, Mitsuru Suzuki, Takayoshi Inagaki, Yoshio Mitsuzuka and Masahiro Yamaguchi
The 3rd Student Organizing International Mini-Conference on Information Electronics Systems   2009   
RF Joule Losses Analysis in Thin Film Noise Suppressor Estimated by 3-D Equivalent Circuit Network
Sho Muroga, Masahiro Yamaguchi
IEEE International Magnetics Conference 2009 (INTERMAG2009)   2009   
Evaluation of Ferromagnetic Thin Film Noise Suppressor Applied to On-Chip Transmission Lines
Sho Muroga, Yasushi Endo, Mitsuru Suzuki, Takayoshi Inagaki, Yoshio Mitsuzuka and Masahiro Yamaguchi
2009 International Conference on Solid State Devices and Materials (SSDM2009)   2009   
MUROGA Sho, YAMAGUCHI Masahiro
電気学会研究会資料. MAG, マグネティックス研究会   18 Dec 2008   
MUROGA Sho, SHIMADA Yutaka, YAMAGUCHI Masahiro
電気学会研究会資料. MAG, マグネティックス研究会   31 Jul 2008   
Design of Planar Power Inductor for mobile IT devices
Yan Lu, Sho Muroga, Masahiro Yamaguchi
2008 China-Korea-Japan Graduates Workshop on Electronic Information (GWEI’08)   2008   
MARUTA Kaori, MUROGA Sho, YAMAGUCHI Masahiro
電気学会研究会資料. MAG, マグネティックス研究会   12 Jul 2007   
MUROGA Sho, MARUTA Kaori, SHIMADA Yutaka, YAMAGUCHI Masahiro
IEICE technical report. Electromagnetic compatibility   15 Jun 2007   
We have clarified through experiments and three-dimensional (3-D) finite-element method (FEM) electromagnetic field simulation that there is an optimum sheet resistance that maximize the loss in thin-film RF noise suppression films. In this paper ...
Muroga Sho, Maruta Kaori, Yamaguchi Masahiro
Proceedings of the IEICE General Conference   7 Mar 2007   
Control of ferromagnetic resonance loss of RF noise suppressors using magnetic thin films for transmission lines
Kaori Maruta, Sho Muroga, Masahiro Yamaguchi and Ki Hyeon Kim
5th International Workshop on High Frequency Micromagnetic Devices and Materials (MMDM5)   2007   
MARUTA Kaori, MUROGA Syo, SHIMADA Yutaka, YAMAGUCHI Masahiro
IEICE technical report. Microwaves   19 Oct 2006   
This paper discusses about frequency and size dependence on the optimum sheet resistance of RF noise suppression films, which maximize high harmonic losses in transmission lines, using three-dimensional (3-D) finite-element method (FEM) electromag...
MARUTA Kaori, MUROGA Syo, SHIMADA Yutaka, YAMAGUCHI Masahiro
IEICE technical report. Electromagnetic compatibility   19 Oct 2006   
This paper discusses about frequency and size dependence on the optimum sheet resistance of RF noise suppression films, which maximize high harmonic losses in transmission lines, using three-dimensional (3-D) finite-element method (FEM) electromag...
MARUTA Kaori, MUROGA Syo, SHIMADA Yutaka, YAMAGUCHI Masahiro
電子情報通信学会技術研究報告. EMCJ, 環境電磁工学   19 Oct 2006