Characterization of piezoelectric PZT beam actuators for driving 2D scanning micromirrors KH Koh, T Kobayashi, FL Hsiao, C Lee Sensors and Actuators A: Physical 162 (2), 336-347, 2010 | 76 | 2010 |
Ultra-wide frequency broadening mechanism for micro-scale electromagnetic energy harvester H Liu, K How Koh, C Lee Applied Physics Letters 104 (5), 2014 | 71 | 2014 |
A self-powered 3D activity inertial sensor using hybrid sensing mechanisms KH Koh, Q Shi, S Cao, D Ma, HY Tan, Z Guo, C Lee Nano energy 56, 651-661, 2019 | 59 | 2019 |
A 2-D MEMS scanning mirror based on dynamic mixed mode excitation of a piezoelectric PZT thin film S-shaped actuator KH Koh, T Kobayashi, C Lee Optics express 19 (15), 13812-13824, 2011 | 59 | 2011 |
A 1-V operated MEMS variable optical attenuator using piezoelectric PZT thin-film actuators C Lee, FL Hsiao, T Kobayashi, KH Koh, PV Ramana, W Xiang, B Yang, ... IEEE journal of selected topics in quantum electronics 15 (5), 1529-1536, 2009 | 56 | 2009 |
A Two-Dimensional MEMS Scanning Mirror Using Hybrid Actuation Mechanisms With Low Operation Voltage KH Koh, C Lee Microelectromechanical Systems, Journal of 21 (5), 1124-1135, 2012 | 46 | 2012 |
A piezoelectric-driven three-dimensional MEMS VOA using attenuation mechanism with combination of rotational and translational effects KH Koh, C Lee, T Kobayashi Journal of microelectromechanical systems 19 (6), 1370-1379, 2010 | 41 | 2010 |
Investigation of piezoelectric driven MEMS mirrors based on single and double S-shaped PZT actuator for 2-D scanning applications KH Koh, T Kobayashi, C Lee Sensors and Actuators A: Physical 184, 149-159, 2012 | 38 | 2012 |
Novel piezoelectric actuation mechanism for a gimbal-less mirror in 2D raster scanning applications KH Koh, T Kobayashi, J Xie, A Yu, C Lee Journal of Micromechanics and Microengineering 21 (7), 075001, 2011 | 35 | 2011 |
A 2-D MEMS scanning mirror using piezoelectric PZT beam actuators KH Koh, T Kobayashi, FL Hsiao, C Lee Procedia Chemistry 1 (1), 1303-1306, 2009 | 22 | 2009 |
Low-voltage driven MEMS VOA using torsional attenuation mechanism based on piezoelectric beam actuators KH Koh, T Kobayashi, C Lee IEEE Photonics Technology Letters 22 (18), 1355-1357, 2010 | 20 | 2010 |
Design and characterization of a 3D MEMS VOA driven by hybrid electromagnetic and electrothermal actuation mechanisms KH Koh, Y Qian, C Lee Journal of Micromechanics and Microengineering 22 (10), 105031, 2012 | 18 | 2012 |
Fabry–Perot filter using grating structures YS Lin, CP Ho, KH Koh, C Lee Optics letters 38 (6), 902-904, 2013 | 17 | 2013 |
Study of hybrid driven micromirrors for 3-D variable optical attenuator applications KH Koh, BW Soon, JM Tsai, AJ Danner, C Lee Optics Express 20 (19), 21598-21611, 2012 | 12 | 2012 |
A low power 2-D raster scanning MEMS mirror driven by hybrid electrothermal and electromagnetic actuation mechanisms KH Koh, C Lee | 11 | 2012 |
Development of CMOS MEMS thermal bimorph actuator for driving microlens KH Koh, C Lee, JH Lu, CC Chen 16th International Conference on Optical MEMS and Nanophotonics, 153-154, 2011 | 11 | 2011 |
Investigation of a piezoelectric driven MEMS mirror based on single S-shaped PZT actuator KH Koh, T Kobayashi, H Liu, C Lee Procedia Engineering 25, 701-704, 2011 | 5 | 2011 |
A 3-D MEMS VOA using translational attenuation mechanism based on piezoelectric PZT thin film actuators KH Koh, C Leea, T Kobayashi Procedia Engineering 5, 613-616, 2010 | 2 | 2010 |
3-D MEMS VOA using electromagnetic and electrothermal actuations KH Koh, C Lee 2012 17th Opto-Electronics and Communications Conference, 255-256, 2012 | 1 | 2012 |
A 2-D raster scanning mirror driven by piezoelectric cantilever actuator array in combinational mode—Bending and torsional KH Koh, T Kobayashi, C Lee 16th International Conference on Optical MEMS and Nanophotonics, 41-42, 2011 | | 2011 |