Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
SANE |
2020-06-26 13:00 |
Online |
Online |
Three-dimensional Radar Imaging of Near-field Scatterers Mutually Coupled with an Antenna Array Takuma Watanabe (Fujitsu), Hiroyoshi Yamada (Niigata Univ.), Yasuyuki Oishi (Fujitsu) SANE2020-9 |
Mutual coupling is the electromagnetic interaction between antenna array elements, and it is known to degrade the accura... [more] |
SANE2020-9 pp.1-6 |
MW, AP (Joint) |
2019-09-20 10:20 |
Kanagawa |
JAXA (Sagamihara) |
Radar-based Imaging of Near-field Scatterers of Antenna Arrays Takuma Watanabe (Fujitsu), Hiroyoshi Yamada (Niigata Univ.), Daisuke Ogawa, Yasuyuki Oishi (Fujitsu) AP2019-75 |
Mutual coupling is an electromagnetic phenomenon such as the scattering and re-radiation from antenna array elements, an... [more] |
AP2019-75 pp.31-36 |
SANE |
2019-08-23 13:00 |
Tokyo |
Electric Navigation Research Institute |
Three-dimensional Reconstruction of Man-made Structures for Multibaseline Circular SAR Measurements Takuma Watanabe, Daisuke Ogawa, Yasuyuki Oishi (Fujitsu) SANE2019-38 |
Circular synthetic aperture radar (CSAR) is a microwave imaging technique which employs a circular flight trajectory of ... [more] |
SANE2019-38 pp.19-24 |
SANE |
2019-08-23 14:25 |
Tokyo |
Electric Navigation Research Institute |
Super-resolution Scattering Direction Estimation for Circular SAR Imagery Takuma Watanabe, Daisuke Ogawa, Yasuyuki Oishi (Fujitsu) SANE2019-41 |
Circular synthetic aperture radar (CSAR) is a microwave imaging technique which employs a circular flight trajectory of ... [more] |
SANE2019-41 pp.37-42 |
SANE |
2019-04-16 10:30 |
Kanagawa |
Defense Academy; Defense Training Institute |
Near-Field-to-Far-Field Transformation from an ISAR Image of a Target with Frequency-Dependent Reflectivity Takuma Watanabe, Daisuke Ogawa, Yoshiyuki Suzuki, Yasuyuki Oishi (Fujitsu) SANE2019-4 |
Radar sensing technologies are widely utilized in civilian applications such as automotive radar systems for collision a... [more] |
SANE2019-4 pp.15-20 |
RCS, AP (Joint) |
2009-11-26 11:10 |
Tokyo |
Tokyo Inst. of Tech. |
Experimental Analysis of Dual-polarized MIMO systems in Small Urban Macrocell Environments Yohei Konishi, Lawrence Materum, Jun-ichi Takada (Tokyo Inst. of Tech.), Ichirou Ida, Yasuyuki Oishi (Fujitsu Ltd.) RCS2009-139 |
This paper presents clusterwise polarization characteristics based on an estimated MIMO channel of a small urban macroce... [more] |
RCS2009-139 pp.37-42 |
MW |
2009-03-06 09:50 |
Tokyo |
NHK Science & Technical Research Lab. |
Polarization Characteristics of a Small Urban MIMO Macrocell Yohei Konishi, Lawrence Materum, Mir Ghoraishi, Jun-ichi Takada (Tokyo Inst. of Tech.), Ichirou Ida, Yasuyuki Oishi (Fujitsu Ltd.) MW2008-191 |
This report presents clusterwise polarization characteristics taken from an estimated MIMO channel of a small urban macr... [more] |
MW2008-191 pp.13-18 |
AP |
2008-04-17 13:25 |
Osaka |
Osaka Electro-Communication University |
Clustering Results of Estimated MIMO Double-Directional Channel Data of a Small Macrocell Lawrence Materum, Jun-ichi Takada (Tokyo Inst. of Tech.), Ichirou Ida, Yasuyuki Oishi (Fujitsu) AP2008-5 |
[more] |
AP2008-5 pp.23-28 |
SR |
2007-07-26 14:00 |
Kanagawa |
|
[Technology Exhibit]
Development of RF-Adaptive Array Antennas for MIMO Systems Using RF-MEMS Devices Atsushi Honda (Fujitsu), Quoc Tuan Tran (Osaka Univ.), Shinsuke Hara (Osaka City Univ.), Hiroya Tanaka, Jun-ichi Takada (Tokyo Institute of Tech.), Sorwar Hossain, Ichirou Ida, Yasuyuki Oishi (Fujitsu) SR2007-26 |
This paper describes experimental results of an antenna selection system that is applied to a receiver side of multiple-... [more] |
SR2007-26 pp.35-38 |
RCS, MoNA, WBS, SR, MW (Joint) |
2007-03-07 14:20 |
Kanagawa |
YRP |
Performance of MIMO System with Receive Antenna Selection in Real Environment Quoc Tuan Tran (Osaka Univ.), Shinsuke Hara (Osaka City Univ.), Kriangsak Sivasondhivat, Jun-ichi Takada (Tokyo Inst. of Tech.), Atsushi Honda, Yuuta Nakaya, Ichirou Ida, Yasuyuki Oishi (Fujitsu) |
[more] |
WBS2006-52 pp.49-54 |
RCS, MoNA, WBS, SR, MW (Joint) |
2007-03-09 15:00 |
Kanagawa |
YRP |
Research and Standardization activty for IEEE802.15.3c mmW WPAN
-- (1) Overview -- Shuzo Kato, Yozo Shoji, Hiroshi Harada (NICT), Makoto Ando (TITEC), Hideto Ikeda (OKI), Yasuyuki Oishi (FUJITSU), Kenichi Kawasaki (SONY), Kazuaki Takahashi (Matsushita), Ichihiko Toyoda (NTT), Hiroyuki Nakase (TOHOKU UNIV.), Kenichi Maruhashi (NEC) RCS2006-278 |
This paper describes WPAN (Wireless PAN at 60 GHz) standardization activities at IEEE 8082.15.3c, which is supposed to t... [more] |
RCS2006-278 pp.175-178 |
RCS, MoNA, WBS, SR, MW (Joint) |
2007-03-09 15:20 |
Kanagawa |
YRP |
Research and Standardization activty for IEEE802.15.3c mmW WPAN
-- (2) Target applications and Usage Models -- Yozo Shoji, Chang-Soon Choi, Shuzo Kato (NICT), Ichihiko Toyoda (NTT), Kenichi Kawasaki (SONY), Yasuyuki Oishi (FUJITSU), Kazuaki Takahashi (Matsushita), Hiroyuki Nakase (Tohoku University) RCS2006-279 |
IEEE802.15.3c (TG3c) is working to create a IEEE standard for WPAN that can operate in an unlicensed 60-GHz band. The au... [more] |
RCS2006-279 pp.179-182 |
RCS, MoNA, WBS, SR, MW (Joint) |
2007-03-09 16:30 |
Kanagawa |
YRP |
Research and Standardization activty for IEEE802.15.3c mmW WPAN
-- (5) Study on essential items for 15.3cMAC -- Fumihide Kojima, Zhou Lan, Chang-Woo Pyo, Shuzo Kato (NICT), Hiroyuki Nakase (Tohoku Univ.), Yukimasa Nagai, Takahisa Yamauchi (Mitsubishi), Tadahiko Maeda, Hideto Ikeda (Oki), Yasuyuki Oishi (FUJITSU Labo.) RCS2006-282 |
Conventional 15.3MAC cannot cope with IEEE802.15.3c-high-speed-PHY without suitable modifications in its specifications.... [more] |
RCS2006-282 pp.191-194 |
AP |
2007-02-08 13:50 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Wideband Double-Directional Channel Measurements in a Small-Urban Macrocell at 4.5 GHz Lawrence Materum, Kriangsak Sivasondhivat, Jun-ichi Takada (Tokyo Inst. of Tech.), Ichirou Ida, Yasuyuki Oishi (Fujitsu Limited.) AP2006-138 |
We present our measurement results of the MIMO propagation channel. They were done in a small urban macrocell at 4.5 GHz... [more] |
AP2006-138 pp.13-17 |
AP |
2007-02-08 14:15 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Double Directional Channel Characteristics of Line-of-Sight Microcell Environment inside University Campus Navarat Lertsirisopon, Gilbert Siy Ching, Mir Ghoraishi, Jun-ichi Takada (Tokyo Inst. of Tech.), Ichirou Ida, Yasuyuki Oishi (Fujitsu Limited) AP2006-139 |
[more] |
AP2006-139 pp.19-24 |
AP |
2006-12-14 10:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Performance Evaluation of RF Adaptive Array Antennas Based on Indoor Propagation Measurement Hiroya Tanaka, Kriangsak Sivasondhivat, Jun-ichi Takada (Tokyo Inst. of Tech.), Atsushi Honda, Sorwar Hossain, Ichirou Ida, Yasuyuki Oishi (Fujitsu) AP2006-99 |
[more] |
AP2006-99 pp.17-22 |
SR |
2006-07-27 14:00 |
Kanagawa |
YRP |
[Technology Exhibit]
Development of An Adaptive Antenna system with RF-MEMS Variable Capacitors Atsushi Honda, Sorwar Hossain, Takeaki Shimanouchi (Fujitsu), Hiroya Tanaka, Jun-ichi Takada (Tokyo Tech), Shinsuke Hara (Osaka City Univ.), Ichirou Ida, Yasuyuki Oishi (Fujitsu) SR2006-15 |
[more] |
SR2006-15 pp.13-16 |
AP |
2005-12-15 09:55 |
Tokyo |
Tokyo Inst. of Tech. |
Full polarimetric 3-D double directional channel measurement in a NLOS macrocellular environment Kriangsak Sivasondhivat, Jun-ichi Takada, Markus Landmann (Tokyo Inst. of Tech.), Ichirou Ida, Yuuta Nakaya, Yasuyuki Oishi (Fujitsu) |
This paper reports the results from a measurement in a residential NLOS macrocellular environment. Based on the concept ... [more] |
AP2005-117 pp.7-12 |
SR |
2005-07-28 - 2005-07-29 |
Kanagawa |
Yokosuka Research Park |
Adaptive Impedance Matching System for Mobile Antennas Ichirou Ida (Fujitsu Ltd.), Jun-ichi Takada (Tokyo Tech), Yasuyuki Oishi (Fujitsu Ltd.) |
[more] |
SR2005-42 pp.143-146 |
RCS, AP, WBS, MW, MoNA |
2005-03-04 11:10 |
Kanagawa |
Yokosuka Research Park |
Interference Suppression Performance of RF-combining Adaptive Array Antenna Configured with Variable Capacitors Hiroya Tanaka, Jun-ichi Takada (Tokyo Inst. of Tech.), Ichirou Ida, Yasuyuki Oishi (Fujitsu Ltd.) |
[more] |
WBS2004-150 AP2004-331 RCS2004-418 MoMuC2004-201 MW2004-328 pp.169-172 |