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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| R | 2017-11-16 14:00 |
Osaka | A Study for Accelerated Humidity Stress Test Sadanori Ito (Itoken)  R2017-50 |
The humidity stress against electronics used in Japan cause the big influence for reliability. So, the humidity stress r... [more] | R2017-50 pp.1-4 |
|
| 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 | 2010-01-22 14:35 |
Okinawa | University of the Ryukyus | Expansion of the SAR-probe calibration system using the reference dipole antennas in head-simurating liquid Lira Hamada (NICT), Yukihiro Miyota, Ken-ichi Sato (NTT-AT), Nozomu Ishii (Niigata Univ), Soichi Watanabe (NICT) EMCJ2009-121 |
he SAR-probe is usually calibrated using a rectangular waveguide with a matching dielectric spacer above 800MHz and belo... [more] | EMCJ2009-121 pp.135-140 |
| HIP | 2007-11-19 - 2007-11-20 |
Ishikawa | Kanazawa Institute of Technology | The effect of Differential Perspective on the judgement of Time to Contact Yoshihisa Fukumoto, Masahiro Ishii, Zheng Tang, Kazuya Yamashita (Toyama Univ.) HIP2007-113 |
Changing Vergence and Looming are important cues that affect absolute-distance perception. Added to these, recent studie... [more] | HIP2007-113 pp.67-72 |
| EMCJ | 2007-05-25 13:05 |
Niigata | Niigata University | Uncertainty of simultaneous measurement of antenna gain in the liquid and its dielectric property including the contribution of the Fresnel-field Hiroki Shiga, Naoto Ikarashi (Niigata Univ.), Nozomu Ishii (Niigata Univ./NICT), Ken-ichi Sato (NTT-AT), Lira Hamada, Soichi Watanabe (NICT) EMCJ2007-10 |
As a technique for calibrating electric-field probes used in standardized SAR (Specific Absorption Rate) assessment, we ... [more] | EMCJ2007-10 pp.1-5 |
| EMCJ | 2007-01-26 09:45 |
Kagoshima | A new gain measurement of the reference antenna in the tissue equivalent liquid based on the Fresnel approximation Nozomu Ishii (Niigata Univ./NICT), Takuhei Akagawa, Naoto Ikarashi (Niigata Univ.), Ken-ichi Sato (NTT-AT), Lira Hamada, Soichi Watanabe (NICT) EMCJ2006-97 |
One of calibration techniques for a SAR probe used in the standard SAR measurement is based on the Friis transmission fo... [more] | EMCJ2006-97 pp.1-4 |
|
| EMCJ | 2007-01-26 10:10 |
Kagoshima | Development of SAR probe calibration system in tissue-equivalent liquid using standard antenna Lira Hamada (NICT), Ken-ichi Sato (NTT-AT), Takuhei Akagawa (Niigata Univ.), Nozomu Ishii (Niigata Univ./NICT), Soichi Watanabe (NICT) EMCJ2006-98 |
The SAR-probe is usually calibrated using a rectangular waveguide with a matching dielectric spacer below 3 GHz. Howeve... [more] | EMCJ2006-98 pp.5-10 |
|
| EMCJ | 2006-07-27 13:15 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | An evaluation of systematic uncertainty of measuring antenna gain in the liquid for SAR probe calibration Hiroki Shiga, Takuhei Akagawa (Niigata Univ.), Nozomu Ishii (Niigata Univ./NICT), Ken-ichi Sato (NTT-AT), Lira Hamada, Soichi Watanabe (NICT) EMCJ2006-26 |
The SAR probe is often calibrated by use of the waveguide and the matching dielectric slab below 3GHz. However, the diam... [more] | EMCJ2006-26 pp.47-50 |
| AP, SAT (Joint) |
2006-07-06 10:00 |
Hiroshima | Hiroshima Institute of Technology | Determination of the antenna gain in the liquid using the measured near-field data Nozomu Ishii (Niigata Univ./NICT), Takuhei Akagawa (Niigata Univ.), Ken-ichi Sato (NTT-AT), Lira Hamada, Soichi Watanabe (NICT) AP2006-39 |
To estimate the SAR (Specific Absorption Ratio) of the mobile communication device above 3GHz, an alternative method for... [more] | AP2006-39 pp.1-6 |
| EMCJ | 2006-04-18 14:55 |
Tokyo | Aoyama Gakuin Univ. (Aoyama Campus) | A gain measurement of antennas in the tissue equivalent liquid for the SAR-probe calibration Takuhei Akagawa (Niigata Univ.), Nozomu Ishii (Niigata Univ./NICT), Ken-ichi Sato (NTT-AT), Lira Hamada, Soichi Watanabe (NICT) EMCJ2006-5 |
The SAR probe is usually calibrated by a rectangular waveguide with a matching dielectric spacer below 3 GHz. However, t... [more] | EMCJ2006-5 pp.25-29 |
| AP | 2005-01-20 15:40 |
Saga | Saga University | Absolute Gain Measurements of Antennas by Spherical Near-field Scanning Technique Using Phtonic Sensor Masanobu Hirose, Satoru Kurokawa (AIST), Takayuki Ishizone (Toyou Univ.), Koji Komiyama (AIST) |
In this report, we propose a method to measure the absolute gain of antennas using a reference antenna, whose efficiency... [more] | AP2004-208 pp.71-76 |
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