University Exhibition

University Exhibition 21

The Univ. of Electro-Communications, KARASAWA Lab.

Contact of Lab.
1-5-1 Chofugaokam, Chofu, Tokyo 182-8585, JAPAN
TEL : +81(42)443-5172  FAX : +81(42)443-5172  E-mail : karasawa@ee.uec.ac.jp
[ Advanced Wireless Communication Research Center (AWCC), Karasawa Lab. ]
Title
* Wideband MIMO-OTA System with Simplified Configuration
Highlight
We will demonstrate a MIMO fading-emulator-type OTA system with FPGA implementation of the signal processing part. The all necessary functions producing multipath-rich environment are shared by the FPGA part and RF circuit part. By doing so, we can realize a very compact measurement system without loosing functions and performance.
University Exhibition 22

Tokyo Institute of Technology, SAKAGUCHI Lab.

Contact of Lab.
2-12-1 Ookayama, Meguro-ku, Tokyo 152-8552, JAPAN
TEL : +81(3)5734-3594  FAX : +81(3)5734-3594  E-mail : kida@mobile.ee.titech.ac.jp
[ Science and Engineering, Dept. of Communication and Integrated Systems, Sakaguchi Lab. ]
Title
* Wireless Grid
Highlight
To enable ubiquitous sensor networks, we proposed Wireless Grid, a fusion of wireless sensor network,
wireless power transmission, and advanced mesh network technology. The mesh network nodes send
power wirelessly to charge the sensor nodes battery, whilst also act as a sink for the sensor nodes,
which can be a various control devices.
University Exhibition 23

Tokyo Institute of Technology, ARAKI Lab.

Contact of Lab.
2-12-1 Ookayama, Meguro-ku, Tokyo 152-8552, JAPAN
TEL : +81(3)5734-3594  FAX : +81(3)5734-3594  E-mail : oguchi@mobile.ee.titech.ac.jp
[ Science and Engineering, Dept. of Electrical and Electronic Engineering, Araki Lab. ]
Title
* Single Front-end MIMO
* Wireless Power Transmission
* On-body Communication System
Highlight
We introduce single front-end MIMO system using antenna switching and parasitic antenna elements,
the analysis result of rectenna circuit for wireless power transmission and performance evaluation of
on-body communication system.
University Exhibition 24

Toyohashi Univ. of Technology, Wireless Communications Lab.

Contact of Lab.
1-1 Hibarigaoka, Tempaku, Toyohashi, Aichi 441-8580, JAPAN
TEL : +81(532)44-6780  FAX : +81(0532)44-6743  E-mail : miyaji@comm.ee.tut.ac.jp
[ Engineering, Dept. of Electrical and Electronic Information Engineering, Wireless Communications Lab. ]
Title
* Multi-Hop Communication System with ESPAR Antenna and MAC Protocol
Highlight
We introduce a novel multi-hop communication system that is equipped with our own directional MAC
(Medium Access Control) protocol as well as 7-element ESPAR antennas designed for 5GHz, and also
show that our system achieves spatially efficient packet relays.
University Exhibition 25

Toyohashi Univ. of Technology, Wave Engineering Lab.

Contact of Lab.
1-1 Hibarigaoka, Tempaku, Toyohashi, Aichi 441-8580, JAPAN
TEL : +81(532)44-6825  FAX : +81(0532)44-6757  E-mail : sugiura@comm.ee.tut.ac.jp
[ Engineering, Dept. of Electrical and Electronic Information Engineering, Wave Engineering Lab. ]
Title
* Novel Scheme for Electric Power Feed to Running Vehicles
* Proof-of-Concept Experiment Using Plastic Model Cars
* ESPAR Antenna
* Wireless Secret Key Agreement System Utilizing USB-compatible ESPAR Antennas
* Security Control Unit for Wireless Secret Key Agreement System
Highlight
We present a novel scheme for electric power transmission to feed running vehicles and its proof-of-
concept experiment. We also demonstrate a wireless secret key agreement system utilizing USB-
compatible ESPAR antennas with a security control unit.
University Exhibition 26

The Univ. of Tokushima, OHNO Lab.

Contact of Lab.
2-1 Minami-Josanjima, Tokushima, Tokushima 770-8506, JAPAN
TEL : +81(88)656-7438  FAX : +81(88)656-9060  E-mail : ohno@ee.tokushima-u.ac.jp
[ Faculty of Engineering, Dept. of Electrical and Electronic Engineering, Ohno Lab. ]
Title
* Wireless Interconnection for IC Chips Using Open-Ring Resonator Coupling
* GaN Schottky Barrier Diode for Microwave Power Rectification
* Non-Contact Power Transmission Using Open-Ring Resonator Coupling and GaN SBD
Highlight
Ring diameter is proportional to wavelength. Samples with diameters of 0.24mm for 60GHz, 1mm for 15GHz
and 11mm for 2.45GHz will be displayed.
Also, GaN Schottky barrier diode developed in our university will be shown.
University Exhibition 27

Univ. of Hyogo, ENOKIHARA & KAWAI / OHTA Lab.

Contact of Lab.
2167 Shosha, Himeji, Hyogo 671-2280, JAPAN
TEL : +81(79)267-4873  FAX : +81(79)267-4873  E-mail : kawai@eng.u-hyogo.ac.jp
[ Graduate School of Engineering, Dept. of Electrical Engineering and Computer Sciences, Enokihra & Kawai / Ohta Lab. ]
Title
* Broad- / Multi-Band Hybrids / Dividers
* High-Power Waveguide Components / Subsystems in a Compact Structure
* Substrate-Integrated Waveguide Components and their Analysis / Design Method
* Microwave Heating System
Highlight
The following microwave technologies will be exhibited and explained :
 * New design techniques of various compact, broadband, high-performance passive devices such as
   couplers, hybrids and dividers.
 * New compact H-plane waveguide components with high power capacity and substrate-integrated
   waveguide components and their analysis/design method.
 * Microwave liquid heating system in an open space.
University Exhibition 28

Kure National College of Technology, Advanced Electromagnetic Systems Lab.

Contact of Lab.
2-2-11 Aga-Minami, Kure, Hiroshima 737-8506, JAPAN
TEL : +81(823)73-8466  FAX : +81(823)73-8474  E-mail : kuroki@kure-nct.ac.jp
[ Dept. of Electrical Engineering, Advanced Electromagnetic Systems Lab. ]
Title
* Pulse Radar System at Millimeter-Wave Frequencies
* Low-Noise Gunn Oscillator at Millimeter-Wave Frequencies
* Low-Loss and Low-Cost Filters at Millimeter-Wave Frequencies
Highlight
A pulse radar system to detect ranges and velocities of multi-targets, a low phase noise Gunn oscillator,
and a low-loss and cost-effective band-pass filter for millimeter-wave use will be presented in this exhibition.
University Exhibition 29

Aoyama Gakuin Univ., HASHIMOTO Lab.

Contact of Lab.
5-10-1 Fuchinobe, Chuo-ku, Sagamihara-shi, Kanagawa 252-5258, JAPAN
TEL : +81(42)759-6298  FAX : +81(42)759-6298  E-mail : rsuga@ee.aoyama.ac.jp
[ College of Science and Engineering, Dept. of Electrical Engineering and Electronics, Hashimoto Lab. ]
Title
* Wave Absorber
* Measurement of Material Constant
* Microwave Filter
* Phased Array Antenna for Mobile Satellite Communications
Highlight
Development of wave absorber for improving ETC or wireless LAN evelopment of wave absorber for
improving ETC or wireless LAN environment by using new technology and its related techniques such
as measurement of material constant and EM field simulation are performed in this laboratory.
Furthermore, design and evaluation of various microwave filters and phased array antenna for satellite
mobile communications are also studied.
University Exhibition 30

Tokyo Univ. of Science, KOSHIJI Lab.

Contact of Lab.
2641 Yamazaki, Noda, Chiba 278-8510, JAPAN
TEL : +81(4)7122-9531  FAX : +81(4)7123-7354  E-mail : koshiji@rs.noda.tus.ac.jp
[ Science and Technology, Electrical Engineering, Koshiji Lab. ]
Title
* Design and Development of Antennas
* Microwave Signal Processing and Imaging Techniques
* EMC for Electronic Equipments
* Metamaterial Applications
Highlight
Engineering models and characteristic estimations of invented antennas such as UWB are exhibited.
Moreover, we present researches on microwave signal processing and high-resolution imaging techniques
used for car radars or microwave CT (Computed Tomography) equipments, measurement and analysis of
electromagnetic compatibility for Electronic Equipments and metamaterial applications.