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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 22  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
SANE 2014-10-23
Overseas Ramada Plaza Melaka, Malacca, Malaysia An Aircraft Target Detection by Passive Bistatic Radar with Multi-frequency Coherent Integration of Broadcast Satellite Signals
Tadashi Oshima, Toshihiro Ito, Ryuhei Takahashi, Nobuhiro Suzuki, Teruyuki Hara, Kazufumi Hirata, Toshio Wakayama, Atsushi Okamura, Kazunari Kihira, Takayuki Nakanishi, Yusuke Kitsukawa, Toru Takahashi (Mitsubishi Electric) SANE2014-76
 [more] SANE2014-76
CAS, SIP, MSS, VLD, SIS [detail] 2014-07-11
Hokkaido Hokkaido University A method of CFAR detection in the correlated clutter
Fuyuki Fukushima, Ryuhei Takahashi, Kazufumi Hirata (Mitsbishi Electric) CAS2014-36 VLD2014-45 SIP2014-57 MSS2014-36 SIS2014-36
(To be available after the conference date) [more] CAS2014-36 VLD2014-45 SIP2014-57 MSS2014-36 SIS2014-36
SANE 2014-01-23
Nagasaki Nagasaki Prefectural Art Museum A Second Trip Echo Suppression Method Using Two Kinds of Code Sequence for Radars
Marie Kato, Hiroshi Sakamaki, Kazufumi Hirata (Mitsubishi Electric) SANE2013-117
In pulse radars, if there is strong scatterer beyond the unambiguous range of the radars, there are cases when a second-... [more] SANE2013-117
SANE 2014-01-23
Nagasaki Nagasaki Prefectural Art Museum Subband-based Interference Mitigation Processing for Passive Bistatic Radar
Ryuhei Takahashi, Kazufumi Hirata, Atsushi Okamura (Mitsubishi Electric) SANE2013-121
Range sidelobes of direct signal and clutter degrade a target detection performance in passive bistatic radar. In this p... [more] SANE2013-121
AP 2014-01-23
Kagoshima Hozan Hall (Kagoshima Prefectural Culture Center) DOA Estimation Technique Utilizing Time-Division Antenna Element Switching
Shinichi Morita, Toshio Wakayama, Kazufumi Hirata, Atsushi Okamura (Mitsubishi Electric) AP2013-150
Direction-of-Arrival (DOA) estimation system for unknown incoming waves usually use one receiver for each element of the... [more] AP2013-150
SANE 2013-12-20
Saitama Nippon Institute of Technology Target Detection Method within Sidelobe Clutter using Multiple Antenna Pattern of HPRF Radar
Satoshi Kageme, Kazufumi Hirata (Mitsubishi Electric Corporation) SANE2013-111
HPRF pulse Doppler radar can detect the high speed target of clutter free. On the other hand, low-speed targets affected... [more] SANE2013-111
SANE 2013-08-23
Niigata Niigata University Igarashi campus Clutter Reduction Beam-Steering Method for an Angle Estimation of a Target
Rokuzo Hara, Kazufumi Hirata (Mitsubishi Electric) SANE2013-51
In this paper, we consider clutter reduction in radar signal processing. When the clutter has the same property with a t... [more] SANE2013-51
Hokkaido Sun Refre Hakodate A Fast Calculation Method of 2-Dimensional MUSIC for DOA and Frequency Simultaneous Estimation
Nobuhiro Suzuki, Kazufumi Hirata (Mitsubishi Electric) AP2013-61
MUSIC is an useful method to enhance resolution in DOA and frequency estimation, although, its computational load is sli... [more] AP2013-61
SANE 2013-05-24
Tokyo Kikai-Shinko-Kaikan Bldg. Network node role estimation using monitored traffic
Haruko Kawahigashi, Yoshiaki Terashima, Yuki Kawashima, Kazufumi Hirata (Mitsubishi Electric) SANE2013-12
Nowadays, effective communication networks are desired even in the situation where no fixed infrastructure is available,... [more] SANE2013-12
SANE 2013-01-24
Nagasaki Nagasaki Prefectural Art Museum A Sparse Signal Processing for Angular Estimation of Spread Wave Sources
Hiroaki Tsukagoshi, Rokuzo Hara, Kazufumi Hirata (Mitsubishi Electric Corp.) SANE2012-138
In this paper, we propose a width estimation method for an angular spread wave source using sparse signal processing, be... [more] SANE2012-138
SANE 2012-12-14
Saitama Nippon Institute of Technology The data association and positioning of multiple radio sources using DOAs and received signal power obtained by a single moving passive sensor
Takeshi Amishima, Kazufumi Hirata (Mitsubishi Electric Corp.) SANE2012-125
The data association and positioning problem of multiple radio stations using direction of arrival (DOA) and received po... [more] SANE2012-125
SANE 2012-08-24
Niigata Niigata University Satellite campus Proposal of the Signal Separation method using Multiplicity of Frequency channels
Shiori Mihara, Takeshi Amishima, Kazufumi Hirata (Mitsubishi Electric) SANE2012-54
 [more] SANE2012-54
SANE 2011-12-16
Saitama Nippon Institute of Technology A parameter setting method of temporal decorrelation source separation for periodic signals
Takeshi Amishima, Kazufumi Hirata (Mitsubishi Electric Corp.) SANE2011-131
(To be available after the conference date) [more] SANE2011-131
SANE 2011-05-20
Kanagawa National Defense Academy of Japan Report of Experiment about Estimation DOA of Aircrafts Utilizing Broadcasting Passive Radar
Shinichi Morita, Kei Suwa, Shohei Nakamura, Hisakazu Maniwa, Kazufumi Hirata (Mitsubishi Electric Co.) SANE2011-11
Passive bistatic radar utilizing broadcasting signals has a disadvantage in comparison with monostatic radars, because b... [more] SANE2011-11
SANE 2011-04-22
Nagano Usuda Deep Space Center, JAXA On performance of TDL-ICA for modulated signals
Takeshi Amishima, Kazufumi Hirata (Mitsubishi Electric Corp.) SANE2011-8
ICA(Independent Component Analysis) is a statistical method to blindly separate mixed signals. Application of ICA to rad... [more] SANE2011-8
SANE 2009-04-23
Okinawa NICT Okinawa Subtrop. Env. Remote-Sensing Ctr Basic Experiment Evaluation of the MIMO Radar
Kazufumi Hirata (Mitsubishi Electric Corp.), Hiroyuki Sugiura (Mitsubishi Electric TOKKI Systems Corp.), Yu-ichiro Fukuma, Tadashi Oshima, Ryoji Maekawa, Shoji Matsuda, Hisakazu Maniwa (Mitsubishi Electric Corp.) SANE2009-1
Recently, MIMO technology has been actively studied which has transmitting and receiving array antennas and effectively ... [more] SANE2009-1
SANE 2008-08-29
Niigata Niigata University Mitigation of Sidelobe Target Detection by Using Mainbeam Subspace
Ryuhei Takahashi, Kazufumi Hirata, Hisakazu Maniwa (Mitsubishi Electric) SANE2008-48
False alarm caused by sidelobe moving targets or clutter residue is serious problem for ground-based or shipboard radar.... [more] SANE2008-48
Kagoshima Kagoshima Univ. Adaptive Antenna Using Self-Coherence for Global Positioning System
Kazunari Kihira, Kazufumi Hirata, Hiroaki Miyashita, Shigeru Makino (Mitsubishi Electric Corp.) AP2006-30
This paper considers an adaptive array antenna for the interference suppression in Global Positioning System (GPS). Two ... [more] AP2006-30
AP 2005-11-17
Chiba Nihon Univ. (Tsudanuma) A Calibration Method for Phased Array Antennas using Orthogonal Codes
Kazunari Kihira, Kazufumi Hirata, Hiroaki Miyashita, Shigeru Makino (Mitsubishi Electric Corp.)
Calibration is a key technology to realize the desired radiation pattern in phased array antennas. REV method is a famou... [more] AP2005-115
Tottori Tottori Univ. of Environmental Studies Antenna Arrangement Method for the Suppression of Grating Lobes of Distributed Array Antenna
Kazufumi Hirata, Shoji Matsuda, Kazushi Nishizawa, Hiroaki Miyashita, Tadashi Numazaki (Mitsubishi Electric Corp.)
Array antennas that are distributed in the wide area compose the very large array antenna. This is called distributed ar... [more] AP2005-15
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