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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 72  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
SANE 2022-08-18
15:30
Hokkaido  
(Primary: On-site, Secondary: Online)
A Study for Radar Clutter through Point Source Model
Hirokazu Kobayashi (Electromagnetic Wave System Lab.), Hirohisa Oda (SOGO)
(To be available after the conference date) [more]
SANE 2022-08-18
15:55
Hokkaido  
(Primary: On-site, Secondary: Online)
A Study on Scattering Model through Point Source with Directivity
Shunichi Takaoka (JRC), Hirokazu Kobayashi (Electromagnetic Wave System Lab.)
 [more]
SANE 2022-05-24
16:25
Kanagawa Information Technology R & D Center, MITSUBISHI Electric Corp.
(Primary: On-site, Secondary: Online)
Antenna Pattern of Monopulse Radar Approximated by Gaussian Beam
Hirokazu Kobayashi (Electromagnetic Wave System Lab.), Shigeo Kazama (Sogo Electronics) SANE2022-13
The monopulse method is used for high-speed tracking radar which obtains an error signal of the spatial angle from the r... [more] SANE2022-13
pp.67-72
SANE 2021-11-12
10:10
Online Online [Invited Talk] Applications of Electromagnetic Array-Factor for Radar Engineering
Hirokazu Kobayashi (Electromagnetic Wave System Lab.) SANE2021-54
Array-factor (AF) theory is the widely and commonly method used to calculate and design array antenna pattern. Assuming ... [more] SANE2021-54
pp.114-123
SANE 2021-08-26
14:00
Online Online A Consideration for Virtual Array in MIMO Radar
Hirokazu Kobayashi (Electromagnetic Wave System Lab.) SANE2021-22
Multiple-input multiple-output (MIMO) radar that employs multiple antennas to transmit orthogonal waveforms and multiple... [more] SANE2021-22
pp.1-6
PN, NS, OCS
(Joint)
2021-06-24
14:00
Online Online [Invited Talk] Mode multiplier of photonic orbital angular momentum via spatial light modulator
Hirokazu Kobayashi, Katsushi Iwashita (Kochi Univ. Tech.) NS2021-26 OCS2021-2 PN2021-8
The objective of our research is to realize integer multiplier for the light orbital angular momentum (OAM) with high ef... [more] NS2021-26 OCS2021-2 PN2021-8
pp.9-13(NS), pp.9-13(OCS), pp.27-31(PN)
SANE 2021-05-13
11:30
Online Online [Invited Talk] RCS Evaluation by Electromagnetic Near-field to Far-field Transformation
Hirokazu Kobayashi (EM System Lab) SANE2021-4
In this paper, we discuss the near-field to far-field transformation (NFFFT) theory for radar cross-section (RCS) of an ... [more] SANE2021-4
pp.15-26
WBS, IT, ISEC 2021-03-05
09:00
Online Online Relationships among Security Notions and Lower Bounds on Tags in Anonymous Broadcast Authentication
Hirokazu Kobayashi (Yokohama National Univ..), Yohei Watanabe (The Univ. of Electro-Communications/AIST), Junji Shikata (Yokohama National Univ..) IT2020-143 ISEC2020-73 WBS2020-62
Watanabe et al. (SCIS2021) proposed Anonymous Broadcast Authentication (ABA) as a cryptographic primitive for remote con... [more] IT2020-143 ISEC2020-73 WBS2020-62
pp.187-194
QIT
(2nd)
2020-12-10
11:50
Online Online Direct measurement of ultrafast wave function of photons in the time domain
Kazuhisa Ogawa, Takumi Okazaki (Hokkaido Univ.), Hirokazu Kobayashi (Kochi Univ. Tech.), Toshihiro Nakanishi (Kyoto Univ.), Akihisa Tomita (Hokkaido Univ.)
The information encoding in the temporal mode of photons is important in quantum information processing in terms of larg... [more]
QIT
(2nd)
2020-12-11
17:50
Online Online Formulation and experimental demonstration of complex variance of observables in pre- and post-selected systems
Natsuki Abe, Kazuhisa Ogawa (Hokkaido Univ.), Hirokazu Kobayashi (Kochi Univ. of Tech.), Akihisa Tomita (Hokkaido Univ.)
In pre- and post-selected systems, information of observables can be obtained as weak values. Weak values in pre- and po... [more]
SANE 2019-11-29
10:25
Osaka OIT UMEDA Campus Radar Image Application and Pattern Measurement of Attached Antenna in 24GHz FMCW Radar
Masahiro Shibata (OIT), Shun-ichi Takaoka (NTUT), Hirokazu Kobayashi, Kazuo Kumamoto (OIT) SANE2019-77
When a metal object is measured through a dielectric with a wall penetrating radar, the speed of the dielectric object i... [more] SANE2019-77
pp.41-44
SANE 2019-11-29
11:15
Osaka OIT UMEDA Campus RCS Calibration for Near-Field to Far-Field Transformation
Shun-ichi Takaoka (NTUT), Hirokazu Kobayashi (OIT), Yang-Lang Chang, Chih-Yuen Chu (NTUT) SANE2019-79
The imaged based Near-Field to Far-Field Transformation(NFFFT) method for RCS measurement enables to evaluate Far-field ... [more] SANE2019-79
pp.49-53
SANE 2019-01-24
13:00
Nagasaki Nagasaki Prefectural Art Museum On Effect of Multiple Reflection in Near-field to Far-field Transformation
Hirokazu Kobayashi, Yuki Kameda, Jin Nakamura (OIT), Shun-ich Takaoka, Yang-Lang Chang, Chih-Yuen Chu (NTUT) SANE2018-90
The radar cross-section (RCS) estimation for an electrically large object employs the different method from the traditio... [more] SANE2018-90
pp.1-6
QIT
(2nd)
2018-11-26
16:20
Tokyo The University of Tokyo Weak value measurement method without probes
Kazuhisa Ogawa (Hokkaido Univ.), Hirokazu Kobayashi (Kochi Univ. of Tech.), Akihisa Tomita (Hokkaido Univ.)
 [more]
SANE 2018-11-08
15:50
Overseas China (Xuchang) Thinning Technique in Cylindrical Scanning Measurement for RCS Near-field to Far-field Transformation
Shun-ichi Takaoka (NTUT), Hirokazu Kobayashi (OIT), Yang-Lang Chang, Chih-Yuan Chu (NTUT) SANE2018-70
 [more] SANE2018-70
pp.73-77
SANE 2018-11-09
09:30
Overseas China (Xuchang) Feature Synthesis and Target Classification for High-Resolution SAR Images
Yang-Lang Chang (NTUT), Cheng-Yen Chiang (NCU), Sina Hadipour (NTUT), Wen-Yen Chang (NDHU), Hirokazu Kobayashi (OIT), Bormin Huang (UW-Madison) SANE2018-74
 [more] SANE2018-74
pp.91-96
SANE 2018-11-09
10:50
Overseas China (Xuchang) RCS Near-field to Far-field Transformation Estimation by Using GTD Target Models
Hirokazu Kobayashi (OIT), Shun-ichi Takaoka, Yang-Lang Chang, Chih-Yuan Chu (NTUT) SANE2018-77
The measurement for radar cross-section (RCS) of electrically large object such as air-plane and for radiation pattern o... [more] SANE2018-77
pp.107-112
SANE 2018-10-12
13:30
Tokyo The University of Electro-Communications Automatic Target Recognition based on Generative Adversarial Networks for Synthetic Aperture Radar Images
Yang-Lang Chang, Bo-Yao Chen, Chih-Yuan Chu, Sina Hadipour (NTUT), Hirokazu Kobayashi (OIT) SANE2018-51
Synthetic Aperture Radar (SAR) is an all day and all weather condition imaging technique which is widely used in nationa... [more] SANE2018-51
pp.41-44
AP, SANE, SAT
(Joint)
2018-07-20
10:45
Hokkaido Hokkaido Univ. Near-Field to Far-Field Transformation for Radar Cross-Section and Antenna Pattern Measurement
Hirokazu Kobayashi (OIT), Shun-ichi Takaoka (NTUT) AP2018-61 SANE2018-25 SAT2018-20
The demands for measurement of an electrically large object such as air plane become to be strong year by year. In this... [more] AP2018-61 SANE2018-25 SAT2018-20
pp.113-118(AP), pp.19-24(SANE), pp.55-60(SAT)
QIT
(2nd)
2018-06-05
15:40
Hiroshima ICCH Ran Acquisition method of complex values defined by system's evolution using qubit probes
Kazuhisa Ogawa (Hokkaido Univ.), Osamu Yasuhiko (Kyoto Univ.), Hirokazu Kobayashi (Kochi Univ. Tech.), Toshihiro Nakanishi (Kyoto Univ.), Takumi Okazaki, Akihisa Tomita (Hokkaido Univ.)
 [more]
 Results 1 - 20 of 72  /  [Next]  
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