| IEICE Technical Committee Submission System Conference Schedule |
Online Proceedings [Sign in] Tech. Rep. Archives |
All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SRW | 2013-06-17 13:00 |
Kanagawa | Fujitsu | Dynamic Shadowing characteristics of by Human Body based on Ray-tracing Simulations in Millimeter-wave WLAN Tomofumi Ono, Masahiro Umehira, Shigeki Takeda, Teruyuki Miyajima, Kenichi Kagoshima (Ibaraki Univ.)  SRW2013-15 |
In the ultra-high-speed millimeter wave band WLAN supporting several Gbps class transmission speed, as large diffraction... [more] | SRW2013-15 pp.19-24 |
| SRW | 2013-06-17 13:25 |
Kanagawa | Fujitsu | Service Area Estimation of Millimeter Wave WLAN by Using Microwave WLAN Signals for Frequency Cooperative Wireless Systems Sho Wada, Masahiro Umehira, Shigeki Takeda, Teruyuki Miyajima, Kenichi Kagoshima (Ibaraki Univ.) SRW2013-16 |
Standardization of multi-Gbit/s class WLAN using 60GHz band has been completed and its product development is underway. ... [more] | SRW2013-16 pp.25-30 |
| AP | 2013-03-14 15:00 |
Kanagawa | Yugawara-Shoko-Kaikan Bldg. | [Tutorial Lecture]
Design method of MIMO decoupling circuits Shigeki Takeda, Kenichi Kagoshima (Ibaraki Univ.) AP2012-171 |
[more] | AP2012-171 pp.41-46 |
| AP, RCS (Joint) |
2012-11-16 10:00 |
Tokyo | Tokyo Denki University | Prototype of an X/Ka-Band Primary Radiator for Satellite-Borne Cassegrain Antennas Yuichi Kato, Takehiko Kobayashi (Tokyo Denki Univ.), Kenichi Kagoshima, Shigeki Takeda (Ibaraki Univ.), Atsushi Tomiki, Tomoaki Toda (JAXA) AP2012-106 |
Dual (X and Ka) band downlink operation is demanded scientific satellite missions, to facilitate much higher data rate a... [more] | AP2012-106 pp.77-82 |
| AP | 2012-06-14 13:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A study on a smart shelf using a single wire transmission line Takuya Shimazaki, Shigeki Takeda, Kenichi Kagoshima, Masahiro Umehira (Ibaraki Univ.) AP2012-25 |
[more] | AP2012-25 pp.7-12 |
| AP | 2012-03-15 15:00 |
Shizuoka | Chuo public hall (Atami City) | Investigation on the relation between MIMO channel capacity and the total received power of a multibeam antenna Kenichi Kagoshima (Ibaraki Univ.), Shigeki Takeda, Kazuki Nishimura, Kouhei Itou (baraki Univ.) AP2011-205 |
[more] | AP2011-205 pp.37-42 |
| AP, WPT (Joint) |
2011-10-13 16:40 |
Kanagawa | Kanagawa Womens Center | [Special Talk]
My re-study experiences on antennas and propagation and related subjects Kenichi Kagoshima (Ibaraki Univ.) |
[more] | |
| MW, AP (Joint) |
2011-09-09 16:25 |
Osaka | Osaka Univ. | A Reading technique of UHF band passive RFID tags attached to a reverse side of metallic objects using a reflector Yuki Owashi (Ibaraki Univ.), Shigeki Takeda, Kenichi Kagoshima (Ibaraki Univ) AP2011-75 |
Due to the high cost of tags which are designed for metallic objects, they have not been commonly used compared to the c... [more] | AP2011-75 pp.59-64 |
| AP | 2011-08-02 13:25 |
Akita | Simultaneous read of multiple 2.45GHz band RFID tags attached books Ryoto Uchita, Shigeki Takeda, Kenichi Kagoshima (Ibaraki Univ.) AP2011-50 |
Recently, the book management system using RFID begins to be operated. However, it was confirmed that there was a place ... [more] | AP2011-50 pp.7-11 |
|
| AP, MW (Joint) |
2011-03-03 13:25 |
Ibaraki | Ibaraki Univ. | Reading Characteristics of 2.45GHz Band Passive RFID Tags Attached to a Large Metallic Plate form a Close Distance Wataru Sudo, Shigeki Obote, Kenichi Kagoshima (Ibaraki Univ.) AP2010-180 |
In this paper, we have compared the characteristics of a circularly polarized antenna and linearly polarized antenna whe... [more] | AP2010-180 pp.37-42 |
| AP, MW (Joint) |
2011-03-03 13:50 |
Ibaraki | Ibaraki Univ. | An Array Antenna for MIMO Systems with a Decoupling Network Using Bridge Susceptances Naoyuki Endo, Kenichi Kagoshima, Shigeki Obote, Atsuhiro Kagaya, Kazuki Nishimura (Ibaraki Univ.) AP2010-181 |
Decoupling／Matching Feed Network (DMFN) is one of the important equipment to improve ability of MIMO systems. Especially... [more] | AP2010-181 pp.43-48 |
| AP, MW (Joint) |
2011-03-03 15:20 |
Ibaraki | Ibaraki Univ. | Investigation on Radiation Power of a Wireless Power Transmission Device Employing Resonance between Antennas Kaito Arita, Kenichi Kagoshima, Shigeki Obote (Ibaraki Univ.;) AP2010-184 |
Technology of wireless power transfer which use resonance between antennas has gathered attention since it has brought o... [more] | AP2010-184 pp.61-66 |
| AP, SAT (Joint) |
2010-07-23 10:00 |
Hokkaido | Kitami Inst. Tech. | Limitation of the performance of a small array antenna and its effective design technique for MIMO systems Kenichi Kagoshima (Ibaraki Univ.), Atsuhiro Kagaya, Shigeki Obote (Ibaraki Univ) AP2010-61 |
Decoupling and matching characteristics of a perfect mesh feeding network have been investigated for an array antenna wi... [more] | AP2010-61 pp.133-138 |
| AP | 2010-02-19 14:25 |
Tokyo | Toshiba | Frequency characteristic analysis of the efficiency of a MIMO array antenna with a matching circuit Atsuhiro Kagaya, Kenichi Kagoshima, Shigeki Obote (Ibaraki Univ.) AP2009-200 |
In recent years, wireless communication is demanded high communication capacity due to increase of communication rate. M... [more] | AP2009-200 pp.95-100 |
| SIS | 2009-12-17 13:00 |
Kyoto | Expansion of reading distance of passive RFID of 2.45GHz band using an existing metallic wire Toru Suzuki, Shigeki Obote, Kenichi Kagoshima (Ibaraki Univ.) SIS2009-34 |
2.45GHz band RFID is communicated by the electromagnetic radiation. Therefore, the communication distance because short.... [more] | SIS2009-34 pp.19-24 |
|
| SIS | 2009-12-17 13:20 |
Kyoto | Characteristics of a dead spot for 2.45GHz band passive RFID tags close to metallic plates Jun Tei, Peng Wang, Shigeki Obote, Kenichi Kagoshima (Ibaraki Univ.) SIS2009-35 |
We have observed experimentally that dead spots occur when a 2.45GHz band RFID tag is placed in a vicinity of a metallic... [more] | SIS2009-35 pp.25-30 |
|
| RCS, AP (Joint) |
2009-11-27 11:15 |
Tokyo | Tokyo Inst. of Tech. | Analysis for Characteristic on 4 Ports MIMO Base Station using Polarization Antennas with Controled Beam Tilt Hiromichi Teratake, Shigeki Obote, Kenichi Kagoshima (Ibaraki Univ.), Takayuki Shimizu, Shinsuke Murano (Hitachi Cable) AP2009-133 |
When existing 2 ports polarization diversity antenna was configured by arranging 2 ports antenna horizontally, we invest... [more] | AP2009-133 pp.85-90 |
| AP, SAT (Joint) |
2009-07-10 17:05 |
Hokkaido | Otaru city, Hokkaido | Decoupling and Matching Feeding Circuit for a Multi-beam Array Antenna Using a Bridge Susceptance Kenichi Kagoshima, Shigeki Obote, Atsuhiro Kagaya (Ibaraki Univ.) AP2009-78 |
It is desired to realize high radiation efficiency and low correlation coefficient in order to achieve high system perfo... [more] | AP2009-78 pp.201-206 |
| AP | 2009-06-11 14:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Study on an equivalent circuit for re-radiated power analysis of receiving antenna and an equivalent circuit of the transmitting antenna Toru Suzuki, Kenichi Kagoshima, Shigeki Obote (Ibaraki Univ.), Yasuo Suzuki (Tokyo Univ. of Agr. and Tech.) AP2009-41 |
Transmission Antenna makes radiation field when it fed power from the center of antenna. At the same time, Receiving Ant... [more] | AP2009-41 pp.25-29 |
| AP | 2009-06-11 15:10 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Study on efficiency and correlation coefficient of a diversity antenna with a matching circuit Atsuhiro Kagaya, Kenichi Kagoshima, Shigeki Obote (Ibaraki Univ.) AP2009-42 |
An antenna array in a mobile terminal become large mutual coupling because of closely element space. So the antenna syst... [more] | AP2009-42 pp.31-36 |
[Return to Top Page]