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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 27  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
AP, SANE, SAT
(Joint)
2022-07-29
09:50
Hokkaido Asahikawa Taisetsu Crystal Hall
(Primary: On-site, Secondary: Online)
Passive Range Estimation Using the Relationship Between Direct Wave and Sea Surface Reflected Wave
Yoshiki Takahashi, Ryuhei Takahashi, Satoshi Kageme (Mitsubishi Elec.)
 [more]
SANE 2022-05-24
14:35
Kanagawa Information Technology R & D Center, MITSUBISHI Electric Corp.
(Primary: On-site, Secondary: Online)
Removal of Ambiguity in Radar Pulses Using DOA in TDOA/FDOA Geolocation
Takeshi Amishima, Hirofumi Fukushima, Ryuhei Takahashi (Mitsubishi Electric) SANE2022-9
 [more] SANE2022-9
pp.44-49
AP 2022-02-18
15:55
Online Online Study on Applying of Null Beam Width Management for Angle Spread Estimation with Null Beam to Planar Array
Yoshiki Takahashi, Ryuhei Takahashi (Mitsubishi Electric Co.) AP2021-179
 [more] AP2021-179
pp.116-121
SANE 2021-08-26
15:25
Online Online Accelerating Target Detection Based on Atomic Norm Minimization
Akira Kakitani, Kentaro Isoda, Kei Suwa, Ryuhei Takahashi (Mitsubishi Electric) SANE2021-25
We propose a method to detect the chirp signal, which is a target echo, by atomic norm minimization, assuming that the r... [more] SANE2021-25
pp.16-21
SANE 2021-08-26
16:15
Online Online Mitigation of Multipath with Different Doppler Frequency in GNSS Receiver at Moving
Tsubasa Terada, Takeshi Amishima, Ryuhei Takahashi (Mitsubishi Electric Corp.) SANE2021-27
In urban GNSS positioning, multipath affects pseudo-range and results in positioning errors. Pseudo-range error reductio... [more] SANE2021-27
pp.26-31
ICTSSL 2021-07-08
14:00
Online Online Recursive least square based geolocation using TDOA of three GEOs
Takeshi Amishima, Ryuhei Takahashi (Mitsubishi Electric Corp.) ICTSSL2021-9
(To be available after the conference date) [more] ICTSSL2021-9
pp.6-11
SANE 2021-06-25
13:55
Online Online CFAR method in a K-distributed clutter environment
Fuyuki Fukushima, Ryuhei Takahashi, Kei Suwa, Wakayama Toshio (Mitsubishi Electric Corp.) SANE2021-10
In this paper, a method to calculate the threshold factor of constant false alarm rate (CFAR) is proposed. In this metho... [more] SANE2021-10
pp.6-11
SANE, SAT
(Joint)
2021-02-18
16:45
Online Online Study on Reducing Number of Data Acquisitions for Applying Matrix Based Calibration to Distributed Array Radar
Yoshiki Takahashi, Ryuhei Takahashi (Mitsubishi Elec.) SANE2020-66
 [more] SANE2020-66
pp.46-51
IN, ICTSSL, NWS 2020-10-22
13:35
Online Online Geolocation of unknown emitters using TDOA of three geostationary satellites for the space radio monitoring
Takeshi Amishima, Ryuhei Takahashi (Mitsubishi Electric) ICTSSL2020-17
(To be available after the conference date) [more] ICTSSL2020-17
pp.21-26
RCS 2020-04-23
- 2020-04-24
Online Online Generalization of Performance Analysis on OFDM Pilot-Aided Ambient Backscatter Communications
Takanori Hara, Ryuhei Takahashi, Koji Ishibashi (The Univ. of Electro-Communications) RCS2020-9
As a promising scheme to transmit the information with ultra-low-power, ambient backscatter communication (AmBC) exploit... [more] RCS2020-9
pp.49-54
AP 2020-03-27
13:10
Fukui Fukui College
(Cancelled but technical report was issued)
A Study on Extended Shahbazpanahi's Method for Interference Suppression in Wireless Communication Systems
Yuji Tanaka, Yoshiki Takahashi, Ryuhei Takahashi (Mitsubishi Electric) AP2019-208
 [more] AP2019-208
pp.61-66
SAT, SANE
(Joint)
2020-02-19
11:15
Okinawa   Study on Super-resolution Range Estimation Using Extended HQR Algorithm for HF Oceanographic Passive Radar
Yoshiki Takahashi, Ryuhei Takahashi, Tadashi Oshima, Yuji Tanaka (Mitsubishi Electric) SANE2019-100
 [more] SANE2019-100
pp.19-24
SAT, SANE
(Joint)
2020-02-20
10:00
Okinawa   A Study of Weighted Clustering Method Based on DOP in Interference Source Localization System
Tomoaki Yorozuya, Tadashi Oshima, Takeshi Amishima, Ryuhei Takahashi (Mitsubishi Electric Corp.) SANE2019-118
In the interference source location system using satellites, the location of the interference source is determined from ... [more] SANE2019-118
pp.107-112
SANE 2019-10-31
09:40
Overseas KOREA (Jeju) Interference source tracking using triple geostationary satellites and two ground stations for the space radio monitoring
Takeshi Amishima, Ryuhei Takahashi (Mitsubishi Electric Corp.) SANE2019-47
Uplink interference from unknown emitters to the geostationary satellites is a severe problem. One approach to find the ... [more] SANE2019-47
pp.7-12
SANE 2019-06-14
10:45
Kanagawa JAXA Sagamihara Campus Performance evaluation of synchronous tracking of unknown emitters using TDOA of three geostationary satellites and two ground stations
Takeshi Amishima, Ryuhei Takahashi (Mitsubishi Electric Corp.) SANE2019-13
(To be available after the conference date) [more] SANE2019-13
pp.1-6
RCS 2018-06-20
13:50
Nagasaki Nagasaki University Design and Analysis of Wireless-Powered Communication Systems with Multiple Frequency Bands
Ryuhei Takahashi, Koji Ishibashi (The Univ. of Electro-Communications) RCS2018-37
Signal-generator-based communication (SGC) and backscatter communication (BC) have been actively studied for wireless po... [more] RCS2018-37
pp.13-18
AP 2017-08-24
09:35
Hokkaido National Institute of Technology, Hakodate College Minimum constrained adaptive monopulse estimation in radio interference
Hirofumi Fukushima, Ryuhei Takahashi, Nobuhiro Suzuki (MitsubishiElectric) AP2017-68
 [more] AP2017-68
pp.1-6
SANE 2017-01-26
11:20
Nagasaki Nagasaki Prefectural Art Museum Studies on Combining Multiple Received Signals of Radar to Detect by Beat Frequency
Hideyuki Awazu, Yasunori Kato, Ryuhei Takahashi, Toru Takahashi, Hirohisa Tasaki (Mitsubishi Electric) SANE2016-98
Detection distance of radar depends on radar transmission power, radar receiver sensitivity, and RCS of target. In this ... [more] SANE2016-98
pp.13-18
SANE 2016-11-24
11:20
Overseas National Taipei University of Technology (NTUT) Experimental Results of Target Detection Using Multistatic Passive Radar Exploiting FM Radio Broadcast Signals
Ryuhei Takahashi, Yasunori Kato, Masahi Mitsumoto, Yusuke Kitsukawa, Toru Takahashi, Hirohisa Tasaki (Mitsubishi Electric) SANE2016-56
The results of target detection using an experimental long-range multistatic passive radar testbed are reported in this ... [more] SANE2016-56
pp.25-30
SANE 2014-10-23
09:00
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
pp.67-70
 Results 1 - 20 of 27  /  [Next]  
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