He received the B.
He worked at Japan Radio ラジアルスロットラインアンテナ />His research area had been in analysis of slotted waveguide array antennas.
He was worked at Microwave Factory Co.
He is working now Takushoku University with Associate Professor.
He received the First Prize and Business Plan Award presented at the 3rd IEEE Tokyo Young Researchers Workshop in 2006.
He ラジアルスロットラインアンテナ the IEEE AP-S Japan Chapter Young Engineer Award from IEEE Japan Chapter Antennas and Propagation Society in 2008.
He is a member of The Institute of Electronics, Information and ラジアルスロットラインアンテナ Engineers IEICEThe Institute of Electrical and Electronics Engineers IEEEThe Applied Computational Electromagnetics Society ACESand The Institution of Engineering and Technology IET.
Single-layer slotted waveguide arrays have various advantages such as low cost and mass productivity for fabrication, high gain and efficiency especially in please click for source wave band.
They have traveling wave operation and the bandwidth becomes inheren.
Two center-feed arrays with orthogonal polarization and boresight beams are orthogonally arrange.
A center feed configuration is newly introduced to enhance the bandwidth as well as to suppress the frequency dependent beam squinting in single layer slotted waveguide arrays.
A multiple-way power divider consisting of cross-junctions is installe.
learn more here Yasuhiro, PARK SeHyun, HIROKAWA ラジアルスロットラインアンテナ, ANDO Makoto, MIURA Yohei, KAZAMA Yasuhiro, GOTO Naohisa The reflection characteristics of large alternating-phase fed single-layer waveguide arrays with center-feeds are investigated to identify the mechanism for bandwidth narrowing effects.
Firstly, the overall reflection for the whole array is analyz.
There is a slot antenna of the rectangular waveguide as automotive collision avoidance millimeter-wave radar.
Are provided a slot antenna to a wide wall, grating Hollow same amplitude as main polarization - Bed occurs.
As 38 GHz mi.
The purpose of this study are realizing ultimate speed wireless LAN and manufacture of video transmission antenna for disaster prevention helicopter due to the radial line slot array antenna in millimeter-wave band.
We went the entir.
The circular polarization is useful for the telecommunication, the sensor, the broadcast, and so on.
One of the antenna is the radial line waveguide0slot array antennas.
This structure are made from two plate for radiating waveguide.
A unit element consisting of a transverse slot, a post and a pair of parasitic dipoles is proposed for an application ラジアルスロットラインアンテナ the ラジアルスロットラインアンテナ beam antenna array to suppress grating lobes with minimum unit reflection at the waveguide input.
The unit is d.
In the FWA system, two center-feed single-l.
They consist of two components, a slot plate and a base plate, manufactured by punching and die casting respectively.
As the size o.
Yasuhiro Tsunemitsu, Kazuya Kojima, Goro Yoshida, Masatoshi Nagayasu, Goto Naohisa, Jiro Hirokawa, Makoto Ando Fixed wireless access FWA systems in the 26 GHz band have been commercialized in Japan for high-speed Internet connections between subscribers and base stations.
Compact and low-cost ラジアルスロットラインアンテナ terminals are realized by adopting alternating-phase fed.
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