Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
AP |
2008-09-11 09:20 |
Kanagawa |
National Defense Academy |
A Study on Long-term Statistics of the Rain Attenuation Characteristics in Ka and Ku Band Satellite Communication Links Yasuyuki Maekawa (Osaka Electro-Commun. Univ.) AP2008-75 |
The long-term rain attenuation statistics of cumulative time percentages are obtained from Ka and Ku band satellite sign... [more] |
AP2008-75 pp.1-6 |
AP |
2008-09-11 09:45 |
Kanagawa |
National Defense Academy |
Ray-tracing Acceleration Technique for Prediction Outdoor MIMO Propagation Characteristic Wataru Yamada, Naoki Kita, Takatoshi Sugiyama (NTT) AP2008-76 |
[more] |
AP2008-76 pp.7-12 |
AP |
2008-09-11 10:10 |
Kanagawa |
National Defense Academy |
A Reverberation Chamber to Realize Multipath-rich Environment[II]
-- Environment Control by Electromagnetic Wave Absorbing Sheet -- Katsumori Sasaki, Ichiro Oshima (Denki Kogyo), Yoshio Karasawa (UEC) AP2008-77 |
Performance evaluation in the multipath-rich environment is indispensable with the broadband wireless communication syst... [more] |
AP2008-77 pp.13-18 |
AP |
2008-09-11 10:45 |
Kanagawa |
National Defense Academy |
The DOA Estimation Method With Calibration Matrix Selection Using Inner Product Jun Yaezawa, Hiroyuki Arai (Yokohama National Univ.) AP2008-78 |
In this paper, we present the DOA estimation method with calibration matrix selection in the case of simple calibration ... [more] |
AP2008-78 pp.19-24 |
AP |
2008-09-11 11:10 |
Kanagawa |
National Defense Academy |
Simulation Analysis Using Finite Element Method and Experiment for Frequency Response of Permeability of Radio Wave Shutter Kyoichi Iigusa, Hiroshi Harada, Yoshiyuki Fujino (NICT) AP2008-79 |
[more] |
AP2008-79 pp.25-30 |
AP |
2008-09-11 11:35 |
Kanagawa |
National Defense Academy |
Study on EquivalentNnetwork Model of Slot-Aperture Coupled Stacked Patch Antennas Takanori Noro, Masaharu Takahashi, Koichi Ito (Chiba Univ.) AP2008-80 |
Stacked structures commonly used to enhance the bandwidth of input impedance. Previously, the bandwidth enhancement tech... [more] |
AP2008-80 pp.31-36 |
AP |
2008-09-11 13:00 |
Kanagawa |
National Defense Academy |
Broadband directional borehole radar design with a selective frequency dipole antenna array Takuya Takayama, Motoyuki Sato (Tohooku Univ) AP2008-81 |
We developed an array-type directional borehole radar system with a circular receiving antenna array. An azimuth inciden... [more] |
AP2008-81 pp.37-42 |
AP |
2008-09-11 13:25 |
Kanagawa |
National Defense Academy |
Wideband Design Method for Self-Adaptive Power Divider Configuration for Reducing the Effects of Human Hand Placed in the Vicinity of Antennas Hiroshi Tanji, Wataru Nakamura, Tadahiko Maeda (Ritsumeikan Univ.) AP2008-82 |
Human hand affects radio-frequency devices such as built-in antennas when these devices are used by the human operator. ... [more] |
AP2008-82 pp.43-48 |
AP |
2008-09-11 13:50 |
Kanagawa |
National Defense Academy |
Scale-model Experiments on Impedance and Radiation Efficiency Measurements Using Scale-model Human Equivalent Phantoms Placed in the Vicinity of the Antenna Under Test Katsuhiro Fujimoto, Ken-ichi Asanuma, Takayuki Wakabayashi, Tadahiko Maeda (Ritsumeikan Univ.) AP2008-83 |
In assessing a wideband small antenna, both input impedance and radiation efficiency are important evaluation indexes. H... [more] |
AP2008-83 pp.49-54 |
AP |
2008-09-11 14:15 |
Kanagawa |
National Defense Academy |
Characteristics of Planar Folded Dipole Antenna with a feed line Takashi Yamano, Jun Itoh, Masaya Hirayama, Tsutomu Miyamoto, Yognho Kim, Hisashi Morishita (NDA) AP2008-84 |
Recently, the services (IMT-2000, Bluetooh, WiMAX) for the cellular phone are spread. Therefore, the wider bandwidth ant... [more] |
AP2008-84 pp.55-60 |
AP |
2008-09-11 14:50 |
Kanagawa |
National Defense Academy |
Design of a matching feeding circuit for a MIMO antenna with mutual coupling Kenichi Kagoshima (Ibaraki Univ.), Shigeki Obote (Ibaraki Univ) AP2008-85 |
[more] |
AP2008-85 pp.61-66 |
AP |
2008-09-11 15:15 |
Kanagawa |
National Defense Academy |
Develpment of an adaptive antenna by analogue phase control for ISDB Yoshihiko Kuwahara, Hirofumi Takahashi, Kenji Ura (Shizuoka Univ.), Masaharu Tanai, Masayuki Takahashi (InterEnergy), Yutaka Imamura, Makoto Yamaguchi (Harada Industry) AP2008-86 |
We propose a smart antenna with a simple structure for ISDB receiving. The antenna hardware is the phased array with ana... [more] |
AP2008-86 pp.67-72 |
AP |
2008-09-11 15:40 |
Kanagawa |
National Defense Academy |
Experimental Production and Evaluation of the Adaptive Antenna using CMA and Symplex Method for the Cell Phone Huang Yan, Yoshihiko Kuwahara (Shizuoka Univ.) AP2008-87 |
This paper proposes an adaptive antenna of using the CMA and Simplex method. The platform is a mobile telephone, and the... [more] |
AP2008-87 pp.73-78 |
AP |
2008-09-11 16:15 |
Kanagawa |
National Defense Academy |
[Special Talk]
Research on the radio wave equipment Hideaki Watanabe (Technical Research & Development Institute, Ministry of Defense) |
[more] |
|
AP |
2008-09-12 09:20 |
Kanagawa |
National Defense Academy |
New Theory about Electromagnetic Wave Propagation and Lorentz Condition as Boundary One Hideomi Takahashi (Kidokoro Labo) AP2008-88 |
[more] |
AP2008-88 pp.79-84 |
AP |
2008-09-12 09:45 |
Kanagawa |
National Defense Academy |
Study on Numerical Dispersion Error of Hybrid CIP-FDTD Method Jerdvisanop Chakarothai, Qiang Chen, Kunio Sawaya (Tohoku Univ.) AP2008-89 |
Although the contrained interpolation profile (CIP) method has a smaller numerical dispersion when compared with the sta... [more] |
AP2008-89 pp.85-90 |
AP |
2008-09-12 10:10 |
Kanagawa |
National Defense Academy |
3D Measurement of a Parabola Anntena by Vision Metrololgy
-- Easy and high-precision inspection -- Susumu Hattori (Fukuyama Univ.), Yoshiyuki Ohnishi (VML) AP2008-90 |
On the inspection of a parabola antenna, measurement precision of more than 1:10,000 is required. Available methods, whe... [more] |
AP2008-90 pp.91-94 |
AP |
2008-09-12 10:45 |
Kanagawa |
National Defense Academy |
Transmission Efficiency of Evanescent Resonant Coupling Wireless Power Transfer System with Consideration of Human Body Effect Qiaowei Yuan, Qiang Chen, Kunio Sawaya (Tohoku Univ.) AP2008-91 |
A more practical wireless transmission system consisting of a larger rectangular wire loop and a small square wire loop... [more] |
AP2008-91 pp.95-100 |
AP |
2008-09-12 11:10 |
Kanagawa |
National Defense Academy |
Mechanically Steered mm-Wave Aeronautical Lens Reflector Antennas
-- development of 45GHz homogeneous lens reflector antenna for civilian airliners -- Derek Gray (NICT), John Thornton (Univ. of York), Hiroyuki Tsuji (NICT) AP2008-92 |
[more] |
AP2008-92 pp.101-106 |
AP |
2008-09-12 11:35 |
Kanagawa |
National Defense Academy |
Design and performance of an array feed for wide angle beam scanning dielectric lens antenna Yosuke Tajima, Shinji Kamada, Naobumi Michishita, Yoshihide Yamada (NDA) AP2008-93 |
For the Intelligent Transportation System, authors developed the shaped dielectric lens antenna that was capable of wide... [more] |
AP2008-93 pp.107-112 |