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서정무(Jung-Moo Seo),허진(Jin Hur),성하경(Ha-Gyung Sung) 대한전기학회 2006 대한전기학회 학술대회 논문집 Vol.2006 No.7
The main purpose of this paper is to describe a novel ultrasonic motor which is suitable for small information devices. With a bending mode of a bimorph structure having relatively large displacement, the input voltage and frequency could be reduced. The overall shape of the motor is very simple, so it could be manufactured and miniaturized with ease. From the simulated results, such as mode and harmonic analysis, resonance mode, operating frequency, and displacement are determined. The experimental results are compared with the simulated one finally.