Koji NISHIMURA


Adaptive Sidelobe Cancellation Technique for Atmospheric Radars Containing Arrays with Nonuniform Gain
Taishi HASHIMOTO Koji NISHIMURA Toru SATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2016/12/01
Vol. E99-B  No. 12  pp. 2583-2591
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
atmospheric radarspartial adaptivityrobust adaptive beamformingclutter suppression
 Summary | Full Text:PDF(1MB)

Two-Dimensional Arrays Optimized for Wide-Scanning Phased Array Based on Potential Function Method
Koji NISHIMURA Toru SATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/10/01
Vol. E92-B  No. 10  pp. 3228-3235
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
two-dimensional array optimizationadaptive arraysidelobe reduction
 Summary | Full Text:PDF(2.7MB)

High Sensitivity Radar-Optical Observations of Faint Meteors
Koji NISHIMURA Toru SATO Takuji NAKAMURA Masayoshi UEDA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2001/12/01
Vol. E84-C  No. 12  pp. 1877-1884
Type of Manuscript:  Special Section PAPER (Special Issue on New Technologies in Signal Processing for Electromagnetic-wave Sensing and Imaging)
Category: 
Keyword: 
meteor observationMU radarICCD video camerasensor fusionspace environment
 Summary | Full Text:PDF(397.8KB)

Orbit Determination of Meteors Using the MU Radar
Toru SATO Takuji NAKAMURA Koji NISHIMURA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2000/09/25
Vol. E83-B  No. 9  pp. 1990-1995
Type of Manuscript:  Special Section PAPER (Special Issue on Advances in Radar Systems)
Category: 
Keyword: 
meteor observationMU radarorbit determinationDoppler pulse compressionspace environment
 Summary | Full Text:PDF(584.4KB)