¡Ý RESEARCH ACTIVITY ¡Ý
Research Goal :
development of ultrasonic sensors and actuators using mechanical vibrations
38 papers published in international journals
36 papers presented in international conferences
1 book article coauthored and published in U.K.
12 patents coinvented and registered in U.S.
Research Projects :
Vibration and acoustic analysis and design on ultrasonic sensors
(August 2016 - August 2017)
Level-switch sensor using ultrasound and vibration
(May 2016 - April 2017)
Ultrasonic transducers of clamp-on type
(January 2014 - January 2015)
Vibration characteristics of circular piezoelectric transducers
(December 2012 - November 2013)
High-precision ultrasonic level meter
(June 2012 - May 2013)
Effect of interior viscous fluid on the propagation of elastic waves in a pipe
(December 2011 - November 2012)
Development of ultrasonic cleaning model for removing clogging in a printer head
(July 2008 - June 2009)
Ultrasonic flowrate sensor
(January 2008 - December 2009)
Modeling and analysis for human-body dynamics of an upper limb
(November 2007 - October 2009)
Improvement of an ultrasonic module in a shower-type ultrasonic cleaner
(September 2007 - November 2007)
Signal processing for robot control by using electromyography
(July 2007 - June 2008)
Sensor for monitoring the viscosity variation in an engine oil
(December 2006 - June 2007)
Vibration transmission through the varying cross-section of a waveguide
(May 2006 - April 2007)
Structural dynamic analysis of an ankle in a robotic gait orthosis
(December 2005 - Mayl 2006)
Mechanical analysis of joints in a robotic gait orthosis
(August 2005 - May 2006)
Development of an ultrasonic motor by combining piezoelectric devices
(July 2005 - April 2006)
Vibration characteristics of piezoelectric transducers under pre-pressure
(May 2005 - April 2006)
Ultrasonic Flowmeter (April 2004 -January 2005)
Sponsored by General Electric, Carried out at Pennsylvania State University
Development of piezoelectric counting sensors
(May 2003 - February 2004)
Vibration characteristics of a spherical piezoelectric transducer
(April 2002 - March 2003)
Development of a waveguide for an ultrasonic flowmeter used in a high-temperature fluid
(November 2001 - October 2002)
Radial vibration of cylindrical piezoelectric transducers
(May 2000 - April 2001)
Ray-method application for the analysis of ultrasonic cleaning
(May 2000 - April 2001)
Development
of an ultrasonic viscometer using a torsional vibrator
(September 1999 - August 2001)
Flexural vibration of a bar with periodically nonuniform material properties
(May 1998 - May 1999)
Professional Affiliation :
ASME (American Society of Mechanical Engineers) Member