Kah How Koh: search on Z-Library

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1

A Two-Dimensional MEMS Scanning Mirror Using Hybrid Actuation Mechanisms With Low Operation Voltage

Koh, Kah How, Lee, Chengkuo

Journal:

Journal of Microelectromechanical Systems

Year:

2012

Language:

english

File:

PDF, 1.67 MB

english, 2012

2

Characterization of piezoelectric PZT beam actuators for driving 2D scanning micromirrors

Kah How Koh, Takeshi Kobayashi, Fu-Li Hsiao, Chengkuo Lee

Journal:

Sensors and Actuators A: Physical

Year:

2010

Language:

english

File:

PDF, 1.28 MB

english, 2010

3

Investigation of piezoelectric driven MEMS mirrors based on single and double S-shaped PZT actuator for 2-D scanning applications

Kah How Koh, Takeshi Kobayashi, Chengkuo Lee

Journal:

Sensors and Actuators A: Physical

Year:

2012

Language:

english

File:

PDF, 2.64 MB

english, 2012

4

Low-Voltage Driven MEMS VOA Using Torsional Attenuation Mechanism Based on Piezoelectric Beam Actuators

Kah How Koh, Kobayashi, T., Chengkuo Lee

Journal:

IEEE Photonics Technology Letters

Year:

2010

Language:

english

File:

PDF, 309 KB

english, 2010

5

A 2-D MEMS scanning mirror based on dynamic mixed mode excitation of a piezoelectric PZT thin film S-shaped actuator

Koh, Kah How, Kobayashi, Takeshi, Lee, Chengkuo

Journal:

Year:

2011

Language:

english

File:

PDF, 2.20 MB

english, 2011

6

[IEEE Nanophotonics - Istanbul, Turkey (2011.08.8-2011.08.11)] 16th International Conference on Optical MEMS and Nanophotonics - A 2-D raster scanning mirror driven by piezoelectric cantilever actuator array in combinational mode — Bending and torsional

Koh, Kah How, Kobayashi, Takeshi, Lee, Chengkuo

Year:

2011

Language:

english

File:

PDF, 614 KB

english, 2011

7

[IEEE 2012 IEEE Photonics Society International Conference on Optical MEMS and Nanophotonics - Banff, AB, Canada (2012.08.6-2012.08.9)] 2012 International Conference on Optical MEMS and Nanophotonics - A low power 2-D raster scanning MEMS mirror driven by hybrid electrothermal and electromagnetic actuation mechanisms

Koh, Kah How, Lee, Chengkuo

Year:

2012

Language:

english

File:

PDF, 1.02 MB

english, 2012

8

Unravelling the genome of long chain N-acylhomoserine lactone-producing Acinetobacter sp. strain GG2 and identification of its quorum sensing synthase gene

How, Kah Yan, Hong, Kar-Wai, Sam, Choon-Kook, Koh, Chong-Lek, Yin, Wai-Fong, Chan, Kok-Gan

Journal:

Frontiers in Microbiology

Year:

2015

Language:

english

File:

PDF, 7.13 MB

english, 2015

9

Design and characterization of a 3D MEMS VOA driven by hybrid electromagnetic and electrothermal actuation mechanisms

Koh, Kah How, Qian, You, Lee, Chengkuo

Journal:

Journal of Micromechanics and Microengineering

Year:

2012

Language:

english

File:

PDF, 2.26 MB

english, 2012

10

Fabry–Perot filter using grating structures

Lin, Yu-Sheng, Ho, Chong Pei, Koh, Kah How, Lee, Chengkuo

Journal:

Year:

2013

Language:

english

File:

PDF, 400 KB

english, 2013

11

Ultra-wide frequency broadening mechanism for micro-scale electromagnetic energy harvester

Liu, Huicong, How Koh, Kah, Lee, Chengkuo

Journal:

Applied Physics Letters

Year:

2014

Language:

english

File:

PDF, 1.30 MB

english, 2014

12

Investigation of a Piezoelectric Driven MEMS Mirror based on Single S-shaped PZT Actuator

Kah How Koh, Takeshi Kobayashi, Huicong Liu, Chengkuo Lee

Journal:

Procedia Engineering

Year:

2011

Language:

english

File:

PDF, 612 KB

english, 2011

13

[IEEE 2012 Opto-Electronics and Communications Conference (OECC) - Busan, Korea (South) (2012.07.2-2012.07.6)] 2012 17th Opto-Electronics and Communications Conference - 3-D MEMS VOA using electromagnetic and electrothermal actuations

Koh, Kah How, Lee, Chengkuo

Year:

2012

Language:

english

File:

PDF, 570 KB

english, 2012

14

A 2-D MEMS Scanning Mirror Using Piezoelectric PZT Beam Actuators

Kah How Koh, Takeshi Kobayashi, Fu-Li Hsiao, Chengkuo Lee

Journal:

Procedia Chemistry

Year:

2009

Language:

english

File:

PDF, 240 KB

english, 2009

15

Novel piezoelectric actuation mechanism for a gimbal-less mirror in 2D raster scanning applications

Koh, Kah How, Kobayashi, Takeshi, Xie, Jin, Yu, Aibin, Lee, Chengkuo

Journal:

Journal of Micromechanics and Microengineering

Year:

2011

Language:

english

File:

PDF, 1.74 MB

english, 2011

16

[IEEE 2010 Photonics Global Conference - Orchard, Singapore (2010.12.14-2010.12.16)] 2010 Photonics Global Conference - MEMS VOA based on torsional and bending attenuation mechanisms using piezoelectric cantilever integrated with 1×10 PZT thin film actuators

Koh, Kah How, Kobayashi, Takeshi, Lee, Chengkuo

Year:

2010

Language:

english

File:

PDF, 284 KB

english, 2010

17

A 3-D MEMS VOA using translational attenuation mechanism based on piezoelectric PZT thin film actuators

Kah How Koh, Chengkuo Leea, Takeshi Kobayashi

Journal:

Procedia Engineering

Year:

2010

Language:

english

File:

PDF, 644 KB

english, 2010

18

A Self-Powered 3D Activity Inertial Sensor Using Hybrid Sensing Mechanisms

Koh, Kah How, Shi, Qiongfeng, Cao, Sen, Ma, Daiqun, Tan, Hou Yang, Guo, Zhenwei, Lee, Chengkuo

Journal:

Year:

2018

Language:

english

File:

PDF, 2.62 MB

english, 2018

19

[IEEE Nanophotonics - Sapporo, Japan (2010.08.9-2010.08.12)] 2010 International Conference on Optical MEMS and Nanophotonics - Torsional mirror driven by a cantilever beam integrated with 1×10 individually biased PZT array actuator for VOA application

Koh, Kah How, Kobayashi, Takeshi, Lee, Chengkuo

Year:

2010

Language:

english

File:

PDF, 1.59 MB

english, 2010

20

Study of hybrid driven micromirrors for 3-D variable optical attenuator applications

Koh, Kah How, Soon, Bo Woon, Tsai, Julius Minglin, Danner, Aaron J., Lee, Chengkuo

Journal:

Year:

2012

Language:

english

File:

PDF, 2.58 MB

english, 2012

21

A 1-V Operated MEMS Variable Optical Attenuator Using Piezoelectric PZT Thin-Film Actuators

Chengkuo Lee, Fu-Li Hsiao, Kobayashi, T., Kah How Koh, Ramana, P.V., Wenfeng Xiang, Bin Yang, Chee Wei Tan, Pinjala, D.

Journal:

IEEE Journal of Selected Topics in Quantum Electronics

Year:

2009

Language:

english

File:

PDF, 645 KB

english, 2009

22

[IEEE Nanophotonics - Istanbul, Turkey (2011.08.8-2011.08.11)] 16th International Conference on Optical MEMS and Nanophotonics - Development of CMOS MEMS thermal bimorph actuator for driving microlens

Koh, Kah How, Lee, Chengkuo, Lu, Jyun-Hong, Chen, Chii-Chang

Year:

2011

Language:

english

File:

PDF, 717 KB

english, 2011

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