CiNii Articles - Noise Control

1

Accuracy and Questionableness of Amplitude in Measuring Biosignal: How to Estimate Order of Noise Coming from Wireless-LAN Access-Point through Electromagnetic Shielding [in Japanese]

FURUHASHI Ippei , HAYASHI Takeshi

Journal of The Society of Instrument and Control Engineers 60(2), 125-130, 2021

J-STAGE
2

Introducing Swish and Parallelized Blind Removal Improves the Performance of a Convolutional Neural Network in Denoising MR Images

Sugai Taro , Takano Kohei , Ouchi Shohei , Ito Satoshi

… Purpose: To improve the performance of a denoising convolutional neural network (DnCNN) and to make it applicable to images with inhomogeneous noise, a refinement involving an activation function (AF) and an application of the refined method for inhomogeneous-noise images was examined in combination with parallelized image denoising.Methods: Improvements in the DnCNN were performed by three approaches. …

Magnetic Resonance in Medical Sciences, 2021

J-STAGE
3

Manufacture of multi-mass dynamic vibration absorber using particle dampers by selective laser melting and evaluation of vibration damping performance [in Japanese]

MASUTANI Takashi , NAKANO Sachito , TOMITA Sunao , HARA Masashi , SATO Haruki

… Lightweight structures tend to suffer from noise and vibration problems. … Although SLM can control the stiffness of the DVA by structural design, it is difficult to obtain enough damping effect. …

Transactions of the JSME (in Japanese), 2021

J-STAGE
4

Influence of Vehicle Interior Noise and Steering Vibration on Vehicle Speed Recognition and Comfortableness [in Japanese]

Yoshida Junji , Sukegawa Yoshiyuki , Yoshioka Eiji

本研究では車速認知性と車内快適性の両立を目的に周波数やレベルを変化させた様々な音やステアリング振動と車速認知性および快適性に関する調査を行なった．その結果，低周波帯で周波数変化する音が特に快適性を低下させず車速認知を向上させる効果が認められた．また，ステアリング振動についても同様の効果が見られた．

Transactions of Society of Automotive Engineers of Japan 52(1), 171-176, 2021

J-STAGE
5

Position Sensorless Adaptive Positioning Servo System with Simplified Differential Calculation and High-Frequency Voltage Injection Strategy Considering Acoustic Noise Suppression

Kawamura Naoki , Zanma Tadanao , Koiwa Kenta , Liu Kang-Zhi , Hasegawa Masaru

… In addition, we propose a high-frequency voltage injection strategy considering the trade-off between acoustic noise suppression and estimation performance. … The effectiveness of the proposed second-order differential calculation calculation method, and the high-frequency voltage injection for the acoustic noise suppression is verified experimentally. …

IEEJ Journal of Industry Applications 10(1), 1-10, 2021

J-STAGE
6

An Active Common-noise Canceler Combined with Feedback Control [in Japanese]

Ohara Shunsuke , Ogasawara Satoshi , Takemoto Masatsugu , Orikawa Koji , Yamamoto Yushin

… This paper describes the methods for improving the performance of an active common-noise canceler (ACC) that suppresses the common-mode (CM) voltage generated by inverters. …

IEEJ Transactions on Industry Applications 141(1), 28-38, 2021

J-STAGE
7

A Low Jitter PLL Circuit using Time Amplifier [in Japanese]

Murakoshi Yuta , Inagaki Yuji , Matsuya Yasuyuki

… The frequency error and the phase noise decide on the performance of PLL. … The phase noise of PLL is proportional to jitter. … The control pulse width of the charge pump switches is amplified from the time lag of input pulses by TimeAMP. …

IEEJ Transactions on Electronics, Information and Systems 141(1), 25-30, 2021

J-STAGE
8

Reconstruction of Parking Scene Using Deep Neural Network with Millimeter-wave Radar [in Japanese]

Akita Tokihiko , Mita Seiichi

実験車に設置したミリ波レーダにて駐車車両と構造物をスキャンし，蓄積した反射強度マップから，独自設計した畳み込み深層学習器にて元の形状を推定した．並列/縦列駐車車両，縁石，壁に対し，クラス識別及び全体形状の推定精度97%以上，駐車車両近傍部形状に対する最大輪郭誤差を平均7.3cm以下で形状復元できた．

Transactions of Society of Automotive Engineers of Japan 52(1), 113-118, 2021

J-STAGE
9

Performance evaluation of fifth-generation ultra-high-resolution SPECT system with two stationary detectors and multi-pinhole imaging

Hoffmann Jan V , Janssen Jan P. , Kanno Takayuki , Shibutani Takayuki , Onoguchi Masahisa , Lapa Constantin , Grunz Jan-Peter , Buck Andreas K. , Higuchi Takahiro

… These systems benefit from less labour-intensive maintenance and quality control as fewer prone parts are moving, higher accuracy for focused scans and maintaining high resolution with increased sensitivity due to focused pinholes on the field of view. … Methods The new U-SPECT5-E with two stationary detectors was used for acquiring data with Tc-99m-filled point source, hot-rod and uniformity phantoms to analyse sensitivity, spatial resolution, uniformity and contrast-to-noise ratio (CNR). …

EJNMMI Physics 7(1), 64, 2020-11-02

IR
10

An overview of occupational noise-induced hearing loss among workers: epidemiology, pathogenesis, and preventive measures

Chen Kou-Huang , Su Shih-Bin , Chen Kow-Tong

Environmental Health and Preventive Medicine 25(1), 2020-10-31

DOI
11

A study on ANC using multiple virtual microphone [in Japanese]

小島一輝 , 岡野圭佑 , 松久昂平 , 笹岡直人 , 伊藤良生

映像情報メディア学会技術報告 = ITE technical report 44(24), 69-73, 2020-10
12

Vibration Control Technologies for Countermeasures against Noise and Vibration [in Japanese]

金子修平

騒音制御 = The journal of the INCE of Japan 44(5), 261-264, 2020-10
13

A Noise Suppression Method for Closed-Loop Data Using Discrete Cosine Transform [in Japanese]

松井義弘 , 綾野秀樹 , 増田士朗 , 中野和司

電気学会研究会資料. CT 2020(90-94), 17-22, 2020-09-18
14

Optimization of quantum noise by completing the square of multiple interferometer outputs in quantum locking for gravitational wave detectors

Yamada Rika , Enomoto Yutaro , Nishizawa Atsushi , Nagano Koji , Kuroyanagi Sachiko , Kokeyama Keiko , Komori Kentaro , Michimura Yuta , Naito Takeo , Watanabe Izumi , Morimoto Taigen , Ando Masaki , Furusawa Akira , Kawamura Seiji

ファイル公開：2022-09-18

Physics Letters A 384(26), 126626, 2020-09-18

IR
15

Consideration of Common Mode Noise Suppression Control Method using Triangular Carrier Wave for Single Motor Drive System [in Japanese]

柏原辰樹 , 荒木雄志 , 吉田浩 , 小林孝次

電気学会研究会資料. MD 2020(102-106・108-146・148-155), 21-24, 2020-09-01
16

Consideration of Common Mode Noise Suppression Control Method using Triangular Carrier Wave for Single Motor Drive System [in Japanese]

柏原辰樹 , 荒木雄志 , 吉田浩 , 小林孝次

電気学会研究会資料. RM 2020(95-99・101-139・141-148), 21-24, 2020-09-01
17

Sound Environment and Noise Control at Highrise residential building [in Japanese]

古賀貴士

音響技術 49(3), 15-19, 2020-09
18

Suppression of Noise Influence on Estimation of Closed-Loop Response Using Input and Output Data [in Japanese]

酒徳大雅 , 弓場井一裕 , 矢代大祐 , 駒田諭

電気学会研究会資料. CT 2020(80-89), 27-31, 2020-08-01
19

On Noise Term of Generalized Minimum Variance Control Using State Space Approach [in Japanese]

矢納陽

電気学会研究会資料. CT 2020(80-89), 19-21, 2020-08-01
20

Development of a Unique Device for Effective Reduction of Tire Cavity Noise [in Japanese]

榊原一泰

自動車技術 = Journal of Society of Automotive Engineers of Japan 74(7), 29-35, 2020-07

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