Dr. Koichi Imanaka Profile

Dr. Koichi Imanaka

Senior General Manager at Micromachine Ctr

SPIE Involvement:

Author

Proceedings Article | 5 January 2006 Paper

Low-loss SPDT metal-to-metal contacts RF MEMS switch operated by electrostatic actuation

T. Seki, Y. Uno, K. Narise, T. Masuda, K. Inoue, S. Sato, M. Jojima, F. Sato, K. Imanaka, S. Sugiyama

Proceedings Volume 6035, 603506 (2006) https://doi.org/10.1117/12.638510

KEYWORDS: Switches, Microelectromechanical systems, Glasses, Single point diamond turning, Silicon, RF communications, Switching, Semiconducting wafers, Electrodes, Metals

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Proceedings Article | 22 December 1995 Paper

Miniature scanning type of in-line shape-matching sensor

Kiyotoshi Okura, Hiroshi Goto, Koichi Imanaka

Proceedings Volume 2595, (1995) https://doi.org/10.1117/12.228838

KEYWORDS: Sensors, Optical scanning, Algorithm development, Head, Interfaces, CCD image sensors, Scanners, Binary data, Optical amplifiers, CCD cameras

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Proceedings Article | 12 May 1995 Paper

Microfocusing optical device using piezoelectric thin-film actuator

Hiroshi Goto, Shyuichi Wakabayashi, Masaaki Ikeda, Minoru Sakata, Koichi Imanaka, Masashi Takeuchi, Tsuneji Yada

Proceedings Volume 2383, (1995) https://doi.org/10.1117/12.209015

KEYWORDS: Thin films, Actuators, Ferroelectric materials, Electrodes, Light sources, Silicon films, Thin film devices, Etching, Glasses, Piezoelectric thin film actuators

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Proceedings Article | 12 May 1995 Paper

Two-dimensional silicon micromachined optical scanner integrated with a photodetector

Masaaki Ikeda, Hiroshi Goto, Minoru Sakata, Shyuichi Wakabayashi, Koichi Imanaka, Masashi Takeuchi, Tsuneji Yada

Proceedings Volume 2383, (1995) https://doi.org/10.1117/12.209013

KEYWORDS: Sensors, Resonators, Silicon, Scanners, Optical scanning, Diffusion, Mirrors, Optical sensors, Actuators, Oxides

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Proceedings Article | 13 January 1993 Paper

Microhybrid integrated devices and components: microphotonic devices

Koichi Imanaka

Proceedings Volume 1751, (1993) https://doi.org/10.1117/12.138899

KEYWORDS: Actuators, Silicon, Semiconductor lasers, Micro optics, Light emitting diodes, Collimation, Lithium, Integrated optics, Diffraction, Photonic devices

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Proceedings Article | 13 January 1993 Paper

Two-dimensional optical position sensor using a dual axis miniature optical scanner

Hiroki Kamoda, Hiroshi Goto, Koichi Imanaka

Proceedings Volume 1751, (1993) https://doi.org/10.1117/12.138891

KEYWORDS: Resonators, Optical scanning, Optical sensors, Sensors, Scanners, Silicon, Actuators, Collimation, Position sensors, Fresnel lenses

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Proceedings Article | 1 November 1991 Paper

Super-compact dual-axis optical scanning unit applying a tortional spring resonator driven by a piezoelectric actuator

Hiroshi Goto, Koichi Imanaka

Proceedings Volume 1544, (1991) https://doi.org/10.1117/12.49393

KEYWORDS: Resonators, Actuators, Optical scanning, Scanners, Ferroelectric materials, Mirrors, Silicon, Collimation, Laser scanners, 3D scanning

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Proceedings Article | 1 November 1991 Paper

Low-cost and compact fiber-to-laser coupling with micro-Fresnel lens

Shiro Ogata, Masahiro Yoneda, Tetsuo Maeda, Koichi Imanaka

Proceedings Volume 1544, (1991) https://doi.org/10.1117/12.49376

KEYWORDS: Semiconductor lasers, Fiber couplers, Single mode fibers, Compact discs, Fresnel lenses, Laser packaging, Micro optics, Diffraction, Glasses, Wavefront aberrations

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Proceedings Article | 1 August 1990 Paper

Optical characteristics of micro Fresnel lens for high-density memory system

Tetsuo Maeda, Shiro Ogata, Koichi Imanaka

Proceedings Volume 1316, (1990) https://doi.org/10.1117/12.22018

KEYWORDS: Optical storage, Fresnel lenses, Wavefront aberrations, Multilayers, Signal processing, Diffraction, Wavefronts, Glasses, Light sources, Semiconductor lasers

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Proceedings Article | 1 May 1990 Paper

Low wavefront aberration microcollimated laser diode

Shiro Ogata, Masanobu Tanigami, Hiroshi Sekii, Tetsuo Maeda, Hiroshi Goto, Koichi Imanaka

Proceedings Volume 1219, (1990) https://doi.org/10.1117/12.18276

KEYWORDS: Semiconductor lasers, Collimation, Quantum wells, Wavefront aberrations, Laser applications, Fresnel lenses, Glasses, Laser development, Light sources, Telecommunications

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SPIE Journal Paper | 1 March 1990

Semiconductor laser digital scanner

Akira Fujimoto, Hiroshi Sekii, Takeshi Takagi, Koichi Imanaka, Mikihiko Shimura

OE, Vol. 29, Issue 03, (March 1990) https://doi.org/10.1117/12.10.1117/12.55582

KEYWORDS: Semiconductor lasers, Laser scanners, 3D scanning, Scanners, Aspheric lenses, Polygon scanners, Switching, Mirrors, Ray tracing, Holography

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Showing 5 of 11 publications

Conference Committee Involvement (3)

MOEMS and Miniaturized Systems V

25 January 2005 | San Jose, California, United States

MOEMS and Miniaturized Systems IV

27 January 2004 | San Jose, California, United States

MOEMS and Miniaturized Systems III

27 January 2003 | San Jose, CA, United States

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