Wataru YAMADA


Propagation Characteristics Modeling Based on Dominant Incoming Wave
Naoki KITA Motoharu SASAKI Minoru INOMATA Wataru YAMADA 
Publication:   - - Abstracts of (Japanese Edition)
Publication Date: 2017/09/01
Vol. J100-B  No. 9  pp. 723-737
Type of Manuscript:  INVITED PAPER (Special Section on Antenna and Propagation Technologies as a Basis for Advanced Wireless Systems, and the Related Systems)
Category: 
Keyword: 
path losspath loss prediction methoddominant incoming waveheight patternUHF bandSHF band
 Summary | Full Text(in Japanese):PDF(2.6MB)

Propagation Characteristic Estimations of 5GHz-band Wireless Links in High-Speed Train Cars Using FDTD Analysis
Masami SHIRAFUNE Takashi HIKAGE Toshio NOJIMA Motoharu SASAKI Wataru YAMADA Takatoshi SUGIYAMA 
Publication:   B - Abstracts of IEICE TRANSACTIONS on Communications (Japanese Edition)
Publication Date: 2014/09/01
Vol. J97-B  No. 9  pp. 762-769
Type of Manuscript:  Special Section PAPER (Special Section on Antennas and Propagation Technologies Supporting the Foundations of Wireless Systems)
Category: 
Keyword: 
wireless LANhigh-speed train carspropagation characteristicslarge-scale FDTD analysis
 Summary | Full Text(in Japanese):PDF(3.5MB)

MIMO Channel Characteristics Using Directional Antennas for Transmission between Base Stations in a Street Micro-Cell Environment at 5.2-GHz Band, and Prediction Method for Its Propagation Characteristics
Wataru YAMADA Naoki KITA Atsuya ANDO Toshio ITO 
Publication:   B - Abstracts of IEICE TRANSACTIONS on Communications (Japanese Edition)
Publication Date: 2008/03/01
Vol. J91-B  No. 3  pp. 260-271
Type of Manuscript:  PAPER
Category: 
Keyword: 
public wireless LAN servicesmulti-hop networkdirectional antennaprediction method of MIMO propagation characteristicsdirection of arrival delayed waves
 Summary | Full Text(in Japanese):PDF(946.3KB)