Microwave Workshop & Exhibition: Nov.30-Dec.2, 2017, Pacifico Yokohama,JAPAN
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University Exhibition

Booth No. U-21

University Exhibition 21

Ritsumeikan Univ., MEMS Informative Research Lab.

Contact of Lab.
1-1-1, Noji-higashi, Kusatsu, Shiga 525-8577, JAPAN
TEL : +81(77)561-5983  FAX : +81(77)561-2811  E-mail : ksuzuki@se.ritsumei.ac.jp
[ College of Science and Engineering, Mechanic Engineering, MEMS Informative Research Lab. ]
* We exhibit the most advanced variable filter and variable antenna utilizing MEMS technology. The MEMS can provide reconfigurable function, one of the most significant in today's RF technology, as well as high-performance and small-size owing to the integration of IC's. We introduce the variable capacitor that can cover a wide frequency range of UHF-band and the phased-array antenna (PAA) and MEMS vibratory antenna that can deflect the focused beam in quasi-mm-wave length.
We will exhibit the new vibratory antenna that installs Yagi-Uda antenna with a MEMS actuator. This antenna can scan a wide range in a high speed.
Booth No. U-22

University Exhibition 22

Tokyo Inst. of Tech., Hirokawa Lab.

Contact of Lab.
2-12-1-S3-20 O-okayama, Meguro-ku, Tokyo 152-8552, JAPAN
TEL : +81(3)5734-2563  FAX : +81(3)5734-2563  E-mail : tomura@ee.e.titech.ac.jp
[ School of Engineering, Dept. of Electrical and Electronic Engineering, Hirokawa Lab. ]
* High Gain and High Efficiency Antennas for the Millimeter-Wave Band
* Large-Area and Planar-Type Slotted Waveguide Arrays for Millimeter-Wave Band Short-Range High Speed Wireless Access System
We exhibit high gain antennas in the millimeter-wave band such as radial line slot antenna (RLSA), slotted waveguide arrays and parallel plate post-wall waveguide slot antennas. Diffusion bonding technique is newly introduced to some of them to accommodate multi-layer structure for bandwidth widening. A panel of large-area and planar-type slotted waveguide arrays for millimeter-wave band short-range high speed wireless access system will be displayed.
Booth No. U-23

University Exhibition 23

Takushoku Univ., Tsunemitsu Lab.

Contact of Lab.
815-1 Tatemachi, Hachiouji-shi, Tokyo 193-0985, JAPAN
TEL : +81(90)2768-6199 or +81(42)665-9701  FAX :   E-mail : ytsunemi@es.takushoku-u.ac.jp
[ Faculty of Engineering, Dept. of Electronics and Computer Systems, Tsunemitsu Lab. ]
* The Millimeter-Wave Band Waveguide Slot Array Antenna Calculation Using Finite Element Method Analysis Simulator
* Measurement of Trial Manufacture of Millimeter-Wave Band Waveguide Slot Array Antenna
* Propagation Experiment Using IEEE 802.11ad Millimeter-Wave Band ( 60GHz band) Ultra-High Speed Wireless Communication Device
We introduce the millimeter-wave band waveguide slot array antenna by the finite element method analysis and measurements. We also show examples of future use using IEEE802.11ad millimeter wave 60 GHz band ultra-high speed wireless communication device.
Booth No. U-24

University Exhibition 24

Tokyo Univ. of Tech., Matsunaga Electromagnetic Wave Lab.

Contact of Lab.
1404-1 Katakura-machi, Hachioji, Tokyo 192-0982, JAPAN
TEL : +81(42)637-2740  FAX : +81(42)637-2740  E-mail : matsunagamm@stf.teu.ac.jp
[ School of Engineering, Dept. of Electric and Electronic Engineering, Matsunaga Electromagnetic Wave Lab. ]
1. Amazing Small Antennas which can Develop Leading-Edge Technologies such as Millimetre-Wave Ultra-Wideband Rapid Wireless Communication Systems.
* A Switchable Double-Sense Circularly Polarized Antenna
* A Novel Structure of the One Port Fed Circularly Polarization Antenna
* Multi-Polarization and Multi-Band Small Antennas
* An Innovative Miniaturization Method for Circularly Polarized Antennas
2. A Blind Spot of Using Ultra Higher Frequency on Wireless Communications; Effects of Concrete Walls
* A Numerical and Experimental Study of EM Propagation Around Buildings by Considering Detail Structures of Concrete Walls
We are specialists in analyses of EM propagation and antenna design for a wide variety of applications. Currently our research focuses on "single layered planar antenna", which can be simultaneously used for multiband circularly polarized waves. We are an all-round laboratory of Antennas, Propagation and Micro-waves.
Booth No. U-25

University Exhibition 25

Saga Univ., Communication Engineering Lab.

Contact of Lab.
1, Honjo-machi, Saga-shi, Saga 840-8502, JAPAN
TEL : +81(952)28-8638  FAX : +81(952)28-8651  E-mail : toyoda@cc.saga-u.ac.jp
[ Graduate School of Science and Engineering, Dept. of Electrical and Electronic Engineering, Communication Engineering Lab. ]
* Harmonic Gunn Oscillator Utilizing the Resonant Fields of Electromagnetic Wave
* Active Array Antenna for Simple Wireless Systems
The main concept of our research topics is advanced and extensive utilization of the microwave resonant fields. Antennas and microwave circuits are integrated to utilize the resonant fields effectively and the technology provides advanced hardware for wireless communication systems, radar systems and wireless power transfer systems.
Booth No. U-26

University Exhibition 26

Kyushu Univ., Kanaya Lab.

Contact of Lab.
744, Motooka, Fukuoka, Fukuoka 819-0395, JAPAN
TEL : +81(92)802-3746  FAX : +81(92)802-3720  E-mail : kanaya@ed.kyushu-u.ac.jp
[ Information Science and Electrical Engineering, Electronics, Kanaya Lab. ]
* Miniaturized Antenna and Array Antenna
* Energy Harvesting Circuit
* RF-CMOS Front-End
RF energy harvesting circuit, miniaturized antennas with impedance matching circuit, planar array antenna and antenna on-chip, and CMOS power amplifier module and CMOS mixer is presented.
Booth No. U-27

University Exhibition 27

Toyohashi Univ. of Tech., Ohira Lab.

Contact of Lab.
1-1 Hibarigaoka, Tempaku, Toyohashi, Aichi 441-8580, JAPAN
TEL : +81(532)44-6825  FAX : +81(532)44-6757  E-mail : ohira@tut.jp
[ Faculty of Engineering, Dept. of Electrical and Electronic Information, Ohira Lab. ]
* (1) Resonant-Bridge RF Rectifier Tolerant to Realtime Load Variations
* (2) 2.4GHz High-Power Real Time Spiral Search Frequency Sweep Matching System
(1) A novel RF rectifier demonstrates to keep its RF input impedance almost constant even against realtime DC load variations.
(2) A six-port correlator demonstrates reflected power minimization from an unknown load exploiting a spiral search on the Smith chart.
Booth No. U-28

University Exhibition 28

Tokyo Inst. of Tech., Matsuzawa and Okada Lab.

Contact of Lab.
2-12-1-S3-27, Ookayama, Meguro-ku, Tokyo 152-8552, JAPAN
TEL : +81(3)5734-3764  FAX : +81(3)5734-3764  
E-mail : okada@ssc.pe.titech.ac.jp, matsu@ssc.pe.titech.ac.jp
[ School of Engineering, Dept. of Electrical and Electronic Engineering, Matsuzawa and Okada Lab. ]
* 60GHz 50Gb/s Millimeter-Wave CMOs Transceiver
* W-Band 56Gb/s Millimeter-Wave CMOs Transceiver
* ADC and DAC for Multi-Gbps Wireless Communication Using 60GHz
We will demonstrate PA, LNA, Mixer, PLL, ADC, DAC, etc., aiming to realize multi-Gbps wireless communication utilizing 60GHz/W-band carrier frequency, which are implemented by the state-of-the-art CMOS process.
Booth No. U-29

University Exhibition 29

The Graduate Univ. for Advanced Studies, Kawasaki Lab.

Contact of Lab.
3-1-1 Yoshinodai, Chu-oh, Sagamihara, Kanagawa 252-5210, JAPAN
TEL : +81(42)759-8321  FAX :   E-mail : kawasaki.shigeo@jaxa.jp
[ School of Physical Sciences, Space and Astronautical Science, Kawasaki Lab. ]
* Demonstration of Microwave Devices, Circuit and Modules by Nano-RF Electronics for Space Information, Communication and Power Transmission-and-Energy Harvesting and the Wireless Health Monitoring Sensor System, HySIC.
The microwave Si devices, rectifiers, AIA arrays and wireless thermal sensors, HySIC
Booth No. U-30

University Exhibition 30

Waseda Univ., Yoshimasu Lab.

Contact of Lab.
2-7 Hibikino Wakamatsu-ku, Kitakyushu-city, Fukuoka 808-0135, JAPAN
TEL : +81(93)692-5358  FAX : +81(93)692-5358  E-mail : yoshimasu@waseda.jp
[ Yoshimasu Lab. ]
* 20 to 30GHz Band Highly Linear High Efficiency Power Amplifier ICs in SiGe and CMOS
* Microwave Low-Phase-Noise CMOS Voltage Controlled Oscillator IC
* Millimeter-Wave SiGe Sub-Harmonic Mixer IC
RF ICs developed in Yoshimasu Lab using SiGe and CMOS technologies are presented.
They are
1) 20 to 30 GHz band highly linear and high efficiency power amplifier ICs in SiGe and CMOS,
2) 2GHz band low-phase-noise CMOS VCO IC, and
3) 80 GHz band SiGe sub-harmonic mixer IC.
Booth No. U-31

University Exhibition 31

Tohoku Univ., Suematsu & Kameda Lab. / Mobile Wireless Tech. Group of IT-21

Contact of Lab.
2-1-1 Katahira, Aoba-ku, Sendai, Miyagi 980-8577, JAPAN
TEL : +81(22)217-5532  FAX : +81(22)217-5533  E-mail : mizuki@riec.tohoku.ac.jp
[ Research Inst. of Electrical Communicaion, Suematsu & Kameda Lab. / Mobile Wireless Tech. Group of IT-21 ]
* Application of Digital RF Technology to High SHF Band
* Dependable Wireless Network Technology Using High-Accuracy Location Information
We introduce
(1) an image rejection type direct RF undersampling receiver which can achieve with half of the clock frequency of the conventional receivers and
(2) traffic navigation with map information that includes traffic information associated with location information.
Booth No. U-32

University Exhibition 32

Tokyo Inst. of Tech., Masu & Ito Lab.

Contact of Lab.
4259-S2-14, Nagatsuta-cho, Midori-ku, Yokohama, Kanagawa 226-8503, JAPAN
TEL : +81(45)924-5056  FAX : +81(45)924-5022  E-mail : ishihara.n.aa@m.titech.ac.jp
[ First (Lab. for Future Interdisciplinary Research of Science and Tech.), Masu & Ito Lab. ]
* A Study on Low-Voltage, Low-Power RF CMOS Circuit and Module, Toward the IoT Era
We are advancing research and development of low-voltage and low-power RF CMOS integrated circuits and modules aiming at realizing wireless sensor network supporting the IoT era. In this booth, we mainly introduce low power CMOS integrated circuits and modules focusing on RF back scattering technology that enables construction of low power sensor network.

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