Mr. Galen David Powers Profile

Galen David Powers

Manager Adv Product Dev at EXFO

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Publications (5)

Proceedings Article | 5 May 2005 Paper

High-power Inchworm actuators for extended-range precision positioning

Galen Powers, Qin Xu, Thomas Guidarelli, James Smith

Proceedings Volume 5762, (2005) https://doi.org/10.1117/12.600584

KEYWORDS: Actuators, Amplifiers, Computer programming, Control systems, Digital signal processing, Adaptive optics, Capacitance, Optical components, Power supplies, Data communications

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Proceedings Article | 29 July 2004 Paper

The next generation of Inchworm actuators evolves with nanometer resolution, multimillimeter range, and power-off hold

Galen Powers, Qin Xu, James Smith

Proceedings Volume 5388, (2004) https://doi.org/10.1117/12.540055

KEYWORDS: Actuators, Amplifiers, Mirrors, Control systems, Space telescopes, Telescopes, Digital signal processing, Switching, Electronics, Motion controllers

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Proceedings Article | 14 August 2003 Paper

Nanometer resolution actuator with multimillimeter range and power-off hold

Galen Powers, Qin Xu, John Fasick, James Smith

Proceedings Volume 5054, (2003) https://doi.org/10.1117/12.483870

KEYWORDS: Actuators, Servomechanisms, Adaptive optics, Control systems, Ferroelectric materials, Ultrasonics, Data modeling, Optical alignment, Adhesives, Performance modeling

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Proceedings Article | 17 February 2003 Paper

Stability effects on optical component assembly and measurement using an automation system

Qin Xu, Galen Powers, Yoram Fisher

Proceedings Volume 4833, (2003) https://doi.org/10.1117/12.474832

KEYWORDS: Single mode fibers, Optical alignment, Optical resolution, Temperature metrology, Aluminum, Photonic integrated circuits, Interferometers, Optical components, Light sources, Thermal effects

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Proceedings Article | 9 July 2002 Paper

Controlled motion: an enabling technology for photonics applications

Galen Powers, John Fasick, Qin Xu

Proceedings Volume 4698, (2002) https://doi.org/10.1117/12.475094

KEYWORDS: Control systems, Robots, Smart materials, Smart structures, Lithium, Integrated optics, Microelectromechanical systems, Interfaces, Single mode fibers, Active optics

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