Hiroki NISHIYAMA

Internet of Things (IoT): Present State and Future Prospects
Yuichi KAWAMOTO Hiroki NISHIYAMA Nei KATO Naoko YOSHIMURA Shinichi YAMAMOTO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2014/10/01
Vol. E97-D  No. 10  pp. 2568-2575
Type of Manuscript:  INVITED PAPER (Special Section on Frontiers of Internet of Things)
Category: 
Keyword: 
Internet of Things (IoT), tsunami detection, Body Area Network (BAN), satellite, sensor, 
 Summary | Full Text:PDF
A Highly Efficient DAMA Algorithm for Making Maximum Use of both Satellite Transponder Bandwidth and Transmission Power
Katsuya NAKAHIRA Takatoshi SUGIYAMA Hiroki NISHIYAMA Nei KATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/08/01
Vol. E95-B  No. 8  pp. 2619-2630
Type of Manuscript:  PAPER
Category: Satellite Communications
Keyword: 
satellite communication, channel allocation, adaptive modulation and coding, multi-carrier transmission, DAMA, 
 Summary | Full Text:PDF
Dynamic Load Balancing Method Based on Congestion Prediction for IP/LEO Satellite Networks
Daigo KUDOH Kenichi KASHIBUCHI Hiroki NISHIYAMA Nei KATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/11/01
Vol. E92-B  No. 11  pp. 3326-3334
Type of Manuscript:  Special Section PAPER (Special Section on Satellite Communication Technologies in Conjunction with Main Topics of JC-SAT2008)
Category: 
Keyword: 
LEO satellite networks, load balancing, congestion prediction, 
 Summary | Full Text:PDF