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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP (2nd) |
2024-01-08 - 2024-01-10 |
Overseas | EPU, Hanoi | Sampling Points Reduction in Phase-less Spherical Near Field Takaharu Nakase, Hiroyuki Arai (Yokohama National Univ.) |
his paper presents sampling points reduction in a Far-Field estimation method for a small low-gain antenna measured by p... [more] | |
| SANE | 2022-12-16 09:35 |
Nagasaki | Nagasaki Public Hall (Primary: On-site, Secondary: Online) |
Radar Target Modeling by Employing Directional Point Source Hirokazu Kobayashi (Electromagnetic Wave System Lab.), Hirohisa Oda (SOGO)  SANE2022-76 |
Electromagnetic scattering analysis using the point source is the most useful and simple method to evaluate radar perfor... [more] | SANE2022-76 pp.68-73 |
| MIKA (3rd) |
2021-10-28 10:30 |
Okinawa | (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Improvement of Direction Estimation Accuracy in Blind Array Calibration for Near-field Radio Source Localization Using UCA Tomoki Hayashi, Nobuyoshi Kikuma, Kunio Sakakibara, Yoshiki Sugimoto (NITech) |
This study discusses the localization of radio sources such as user terminals using the MUSIC algorithm with a uniform c... [more] | |
| AP | 2021-10-07 13:00 |
Online | Online | [Poster Presentation]
Far field estimation from a single hemispherical near field amplitude by the PR method using an appropriate initial phase information Yusuke Mitsui, Hiroyuki Arai (Yokohama National Univ.) AP2021-79 |
The characteristics of an antenna are determined by the far field and several kinds of the near field to far field trans... [more] | AP2021-79 pp.49-50 |
| 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 |
| 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 |
| 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 |
| 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) |
| MBE, NC (Joint) |
2018-03-13 14:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Real-Time Artifact Reduction Using Sliding-Window Analysis for Real Data: A Functional Near-Infrared Spectroscopy Study Yuta Oda, Takanori Sato, Isao Nambu, Yasuhiro Wada (NUT) MBE2017-85 |
Functional near-infrared spectroscopy (fNIRS) is an effective neuroimaging technique, which facilitates its real-time ap... [more] | MBE2017-85 pp.29-34 |
| AP | 2017-08-25 10:20 |
Hokkaido | National Institute of Technology, Hakodate College | Far-Field Estimation of Antenna above the Earth by Source Reconstruction from Hemispherical Near-Field Yoshiki Sugimoto, Hiroyuki Arai (YNU) AP2017-81 |
Antenna measurements are done in an anechoic chamber, its characteristics regarded as equal to the characteristics in fr... [more] | AP2017-81 pp.71-74 |
| AP | 2017-03-16 14:25 |
Iwate | Iwate Univ. | Far Field Estimation on the Earth using Real Source Information Derived by Near Field Yasuyuki Matsuda, Hiroyuki Arai (Yokohama Natl. Univ.) AP2016-185 |
This paper presents a method of far field estimation on the earth by near field. The proposed method derives real source... [more] | AP2016-185 pp.43-46 |
| AP, MW (Joint) |
2016-09-15 13:40 |
Ibaraki | AIST | [Invited Lecture]
Error Estimation of Absolute Gains by 1D-Circular Near-Field to Far-Field Transformation for Elongated Radar Antennas
-- Error Estimation Due to Positioning Errors -- Masanobu Hirose, Satoru Kurokawa (AIST) AP2016-95 MW2016-74 |
We have proposed a 1D circular near-field to far-field transformation for elongated antennas such as ship radar antennas... [more] | AP2016-95 MW2016-74 pp.39-42(AP), pp.11-14(MW) |
| EMCJ, EMD | 2015-07-10 13:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Estimation of 3 and 10 m Receiving Voltage by Near-far Transformation with Image Principle Hiroshi Kurihara, Masataka Midori (TDK) EMCJ2015-46 EMD2015-23 |
We have studied the far-field estimation by measuring the near-field of radiated electromagnetic wave from EUT below 1GH... [more] | EMCJ2015-46 EMD2015-23 pp.13-18 |
| EMCJ | 2013-11-22 15:25 |
Tokyo | Tokyo Denki Univ. | Simplified calculation method of wave impedance for E-field strength estimation near half-wavelength dipole antennas Masaru Nakayama, Takehiko Kobayashi (Tokyo Denki Univ.) EMCJ2013-96 |
The simple equation was proposed in the previous report, which was to estimate a field strength considering the wave imp... [more] | EMCJ2013-96 pp.29-34 |
| EMCJ | 2013-05-10 09:30 |
Tokyo | Tokyo Tech | A Fundamental Study on Estimation of 3 m Test-range from Near-field Electromagnetic Wave Measurement Masataka Midori, Hiroshi Kurihara (TDK), Takahiro Aoyagi (Tokyo Inst. of Tech.) EMCJ2013-11 |
We have investigated the estimation of 3 m and 10 m test-range electromagnetic field by measuring the near-field of rad... [more] | EMCJ2013-11 pp.7-12 |
| MBE, NC (Joint) |
2011-11-24 16:35 |
Miyagi | ECEI Departments, Graduate School of Engineering, Tohoku University | A deterministic algorithm for hyperparameter estimation in nonlinear Markov random field model Yoshinori Ohno, Kenji Nagata (Univ. Tokyo), Hayaru Shouno (U.E.C.), Masato Okada (Univ. Tokyo/RIKEN) NC2011-74 |
Image restoration widely used in natural science is often formulated by Markov random field (MRF) model. In MRF model, t... [more] | NC2011-74 pp.17-22 |
| EST | 2011-10-07 10:20 |
Nagasaki | Nagasaki Prefectural Art Museum | An Analytical Study on Affection of Reflective Object around an Antenna on Near-field/Far-field Region Takuto Watanabe (Aoyama Gakuin Univ.), Koji Takizawa, Hiroshi Kurihara (TDK Corp.), Osamu Hashimoto (Aoyama Gakuin Univ.) EST2011-71 |
In this report, Near-field around a λ/2 dipole antenna, surrounded by a metal frame, was analytically examined, and Far-... [more] | EST2011-71 pp.39-44 |
| SANE | 2011-08-24 13:30 |
Niigata | Niigata University | RCS Near-field to Far-field Transformation for Cylindrical Scanning Hirokazu Kobayashi (Niigata Univ.), Andrey Osipov (DLR), Hirosuke Suzuki (KEYCOM) SANE2011-56 |
When the scattering pattern of radar cross section (RCS) is measured, the characteristic is usually evaluated in the far... [more] | SANE2011-56 pp.1-6 |
| EMCJ | 2011-07-14 10:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Estimation of Multi-mode Current Distribution Using Improved SPM Method Jerdvisanop Chakarothai (Tohoku Univ.), Yuan Zhen (Itochu), Qiang Chen, Kunio Sawaya (Tohoku Univ.) EMCJ2011-47 |
It is important to know the location of electric current sources on printed circuit board in order to suppress the unwan... [more] | EMCJ2011-47 pp.19-24 |
| MW, EMCJ | 2010-10-21 14:05 |
Akita | Akita Univ. | A Study on Estimation of Radiation Patterns of a Dipole Antenna by Planar-scanning Near-field to Far-field Transformation Takuto Watanabe, Junki Ochiai (Aoyama Gakuin Univ.), Kouji Takizawa, Hiroshi Kurihara (TDK Corp.), Osamu Hashimoto (Aoyama Gakuin Univ.) EMCJ2010-54 MW2010-89 |
In this report, far-field antenna patterns of a half-wavelength dipole antenna at 1GHz were estimated by the method of p... [more] | EMCJ2010-54 MW2010-89 pp.13-17 |
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