Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) KATO Masayuki and HIRATA Katsuhiro and ASAI Yasuyoshi,Sensor Less Load Estimation and Disturbance Compensation Control Using Two Back-EMF Signals and Duty Ratio for Linear Resonant Actuator,Journal of the Japan Society of Applied Electromagnetics and Mechanics,09194452,The Japan Society of Applied Electromagnetics and Mechanics,2017,25,2,192-197,https://cir.nii.ac.jp/crid/1390282680483222784,https://doi.org/10.14243/jsaem.25.192