Mr. Hiroshi Akao Profile

Hiroshi Akao

at Mitsubishi Electric Corp

SPIE Involvement:

Author

Publications (9)

Proceedings Article | 18 July 2014 Paper

Extremely low-temperature properties of silicone compound used for thermal coupling in cryostat of SWIR/ASTER on TERRA

Minoru Kobayashi, Hiroshi Akao, Shigeki Akagi, Masakuni Kikuchi, Kenji Tatsumi, Masakuni Kawada

Proceedings Volume 9151, 915140 (2014) https://doi.org/10.1117/12.2064451

KEYWORDS: Silicon, Sensors, Cryocoolers, Short wave infrared radiation, Copper, Stress analysis, Thermal modeling, Radiometry, Photography, Data modeling

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Proceedings Article | 8 April 2003 Paper

Performance evaluation of ASTER cryocooler in orbit

Masakuni Kawada, Hiroshi Akao, Minoru Kobayashi, Shigeki Akagi, Tohru Maekawa, Osamu Nishihara, Masahiko Kudoh, Hiroyuki Fujisada

Proceedings Volume 4881, (2003) https://doi.org/10.1117/12.463060

KEYWORDS: Cryocoolers, Short wave infrared radiation, Sensors, Temperature metrology, Radiometry, Thermography, Infrared radiation, Position sensors, Space operations, Data acquisition

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Proceedings Article | 8 February 2002 Paper

Enhancement of spectral separation performance for ASTER/SWIR

Akira Iwasaki, Hiroyuki Fujisada, Hiroshi Akao, Osamu Shindou, Shigeki Akagi

Proceedings Volume 4486, (2002) https://doi.org/10.1117/12.455140

KEYWORDS: Sensors, Short wave infrared radiation, Stray light, Image analysis, Image processing, Detector arrays, Atmospheric modeling, Bandpass filters, Software development, Space operations

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Proceedings Article | 9 February 2001 Paper

In-flight performance of the ASTER cryocooler

Masakuni Kawada, Hiroshi Akao, Minoru Kobayashi, Tohru Maekawa, Hiroyuki Fujisada

Proceedings Volume 4169, (2001) https://doi.org/10.1117/12.417109

KEYWORDS: Cryocoolers, Short wave infrared radiation, Sensors, Radiometry, Temperature metrology, Thermography, Infrared radiation, Space operations, Data acquisition, Image analysis

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Proceedings Article | 31 December 1997 Paper

Preflight test results of the ASTER SWIR flight model

Yuji Iwata, Michio Otsuka, Hiroshi Akao

Proceedings Volume 3221, (1997) https://doi.org/10.1117/12.298081

KEYWORDS: Short wave infrared radiation, Radiometry, Pollution control, Thermography, Infrared radiation, Thermal modeling, Performance modeling, Radiometric resolution, Signal to noise ratio, Modulation transfer functions

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Proceedings Article | 31 December 1997 Paper

Performance of long-life Stirling cycle cryocoolers for the ASTER instrument

Masakuni Kawada, Hiroyuki Fujisada, Hiroshi Akao, Minoru Kobayashi, Kazuhiko Kawajiri, Atsushi Nishimoto, Osamu Nishihara

Proceedings Volume 3221, (1997) https://doi.org/10.1117/12.298083

KEYWORDS: Cryocoolers, Radiometry, Infrared detectors, Short wave infrared radiation, Thermography, Infrared radiation, Control systems, Electronics

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Proceedings Article | 29 September 1995 Paper

Verification test and evaluation of vibration characteristics for the ASTER cryocoolers

Masakuni Kawada, Hiroyuki Fujisada, Minoru Kobayashi, Hiroshi Akao, Osamu Nishihara, Atsushi Nishimoto

Proceedings Volume 2553, (1995) https://doi.org/10.1117/12.221363

KEYWORDS: Cryocoolers, Short wave infrared radiation, Infrared radiation, Infrared detectors, Sensors, Thermography, Radiometry, Electronics, Infrared sensors, Signal detection

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Proceedings Article | 14 September 1994 Paper

Long-life spaceborne cryocooler for the Advanced Spaceborne Thermal Emission and Reflection Radiometer/Short Wavelength Infrared Radiometer (ASTER/SWIR)

Hiroyuki Kiyota, Minoru Kobayashi, Hiroshi Akao, Kazuhiko Kawajiri

Proceedings Volume 2268, (1994) https://doi.org/10.1117/12.185826

KEYWORDS: Cryocoolers, Sensors, Infrared radiation, Infrared detectors, Radiometry, Infrared sensors, Short wave infrared radiation, Thermography, Head, Resistance

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Proceedings Article | 25 August 1993 Paper

Design challenges of ASTER in shortwave infrared spectral region

Minoru Isoda, Tai Takenouchi, Masafumi Kimata, Hiroshi Akao, Hidekazu Michioka, Makoto Ono

Proceedings Volume 1939, (1993) https://doi.org/10.1117/12.152843

KEYWORDS: Sensors, Short wave infrared radiation, Imaging systems, Infrared imaging, Infrared radiation, Charge-coupled devices, Optics manufacturing, Shortwaves, Cryogenics, Detector arrays

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Showing 5 of 9 publications

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