Ken'ichi Okamoto

According to our database, Ken'ichi Okamoto authored at least 19 papers between 1992 and 2010.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2010

Surface reference normalized radar cross section over land for the improvement of the TRMM PR algorithm.

Ken'ichi Okamoto, Jun Komukai, Shoichi Shige, Takeshi Manabe

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2010

2009

The GSMaP Precipitation Retrieval Algorithm for Microwave Sounders - Part I: Over-Ocean Algorithm.

Shoichi Shige, Tomoya Yamamoto, Takeaki Tsukiyama, Satoshi Kida, Hiroki Ashiwake, Takuji Kubota, Shinta Seto, Kazumasa Aonashi, Ken'ichi Okamoto

IEEE Trans. Geosci. Remote. Sens., 2009

2007

Suppression of Surface Clutter Interference With Precipitation Measurements by Spaceborne Precipitation Radar.

Tetsuya Tagawa, Hiroshi Hanado, Ken'ichi Okamoto, Toshiaki Kozu

IEEE Trans. Geosci. Remote. Sens., 2007

Global Precipitation Map Using Satellite-Borne Microwave Radiometers by the GSMaP Project: Production and Validation.

Takuji Kubota, Shoichi Shige, Hiroshi Hashizume, Kazumasa Aonashi, Nobuhiro Takahashi, Shinta Seto, Yukari N. Takayabu, Tomoo Ushio, Katsuhiro Nakagawa, Koyuru Iwanami, Misako Kachi, Ken'ichi Okamoto

IEEE Trans. Geosci. Remote. Sens., 2007

A Low-Power High-Resolution Broad-Band Radar Using a Pulse Compression Technique for Meteorological Application.

Tomoaki Mega, Kazushi Monden, Tomoo Ushio, Ken'ichi Okamoto, Zenichiro Kawasaki, Takeshi Morimoto

IEEE Geosci. Remote. Sens. Lett., 2007

2006

Suppression of Surface Clutter Interference with TRMM Precipitation Radar Observation.

Tetsuya Tagawa, Ken'ichi Okamoto, Hiroshi Hanado, Toshiaki Kozu

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2006

Development of Over-ocean SSM/I Rain Retrieval Algorithm in the GSMaP Project.

Hiroshi Hashizume, Takuji Kubota, Kazumasa Aonashi, Shoichi Shige, Ken'ichi Okamoto

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2006

2005

Measurement of scattering properties of vegetation at Ka-band by 35GHhz polarimetric scatterometer.

Tetsuya Tagawa, Ken'ichi Okamoto, Tomoo Ushio

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2005

The global satellite mapping of precipitation (GSMaP) project.

Ken'ichi Okamoto, Tomoo Ushio, Toshio Iguchi, Nobuhiro Takahashi, Koyuru Iwanami

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2005

Development and observation of the broad-band radar for meteorological application.

Kazushi Monden, Tomoaki Mega, Tomoo Ushio, Ken'ichi Okamoto

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2005

Sampling simulation for estimating the sampling error of space-time average rain rate for TRMM and GPM mission.

Yasuhisa Iida, Ken'ichi Okamoto, Tomoo Ushio, Riko Oki

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2005

2004

Measurement of scattering coefficient dependence on soil moisture content and surface roughness by 35 GHz polarimetric scatterometer.

Tetsuya Tagawa, Ken'ichi Okamoto, Akira Higuchi, Tomoo Ushio, Hiroshi Hanado

Proceedings of the 2004 IEEE International Geoscience and Remote Sensing Symposium, 2004

Suppression of surface clutter interference with precipitation measurement from space by the Dual frequency Precipitation Radar.

Tetsuya Tagawa, Ken'ichi Okamoto, Hiroshi Hanado, Toshiaki Kozu

Proceedings of the 2004 IEEE International Geoscience and Remote Sensing Symposium, 2004

2003

Freezing height distribution in the tropics.

Merhala Thurai, Eri Deguchi, Toshio Iguchi, Ken'ichi Okamoto

Int. J. Satell. Commun. Netw., 2003

Calculations of surface clutter interference with precipitation measurement from space by 35.5 GHz radar for Global Precipitation Measurement Mission.

Tetsuya Tagawa, Ken'ichi Okamoto

Proceedings of the 2003 IEEE International Geoscience and Remote Sensing Symposium, 2003

Sampling simulation of five sun synchronous orbit satellites' group and TRMM rainfall estimation using radar-AmeDAS composites.

Yasuhisa Iida, Ken'ichi Okamoto

Proceedings of the 2003 IEEE International Geoscience and Remote Sensing Symposium, 2003

2001

Development of precipitation radar onboard the Tropical Rainfall Measuring Mission (TRMM) satellite.

Toshiaki Kozu, Toneo Kawanishi, Hiroshi Kuroiwa, Masahiro Kojima, Koki Oikawa, Hiroshi Kumagai, Ken'ichi Okamoto, Minoru Okumura, Hirotaka Nakatsuka, Katsuhiko Nishikawa

IEEE Trans. Geosci. Remote. Sens., 2001

1995

Development of an active radar calibrator for the TRMM precipitation radar.

Hiroshi Kumagai, Toshiaki Kozu, Makoto Satake, Hiroshi Hanado, Ken'ichi Okamoto

IEEE Trans. Geosci. Remote. Sens., 1995

1992

Measurement of soil backscattering with a 60-GHz scatterometer.

Hiromichi Yamasaki, Jun Awaka, Akira Takahashi, Ken'ichi Okamoto, Toshio Ihara

IEEE Trans. Geosci. Remote. Sens., 1992