Ari H. Raptino Shunsuke Saruwatari Masaki Bandai Takashi Watanabe
COMPUTER SYSTEMS SCIENCE AND ENGINEERING 29(1) 75-85 2014年1月 [査読有り]
The recent advent of cognitive radio has made the opportunistic spectrum access scheme (OSA) a suitable approach to deal with the spectrum inefficiency issues. This paper concerns itself with the temporal aspect of the OSA. Over the years, a pleth...
In this paper, we propose a dynamic Quality of Experience (QoE)-aware live streaming algorithm by utilizing client clustering and similarity metrics. Encoding scheme of the proposed system finds a sufficient bitrate of the video and creates qualit...
Yuta Aoki Tadao Oishi Masaki Bandai Munehiro Fukuda Takashi Watanabe
IEICE TRANSACTIONS ON COMMUNICATIONS E96B(10) 2601-2614 2013年10月 [査読有り]
In wireless sensor networks, energy depletion of bottleneck nodes which have more data packets to relay than others, dominates the network lifetime referred to as the funnel effect problem. To overcome this problem, multiple sink methods have been...
Masaya Yoshida Tomoya Kitani Masaki Bandai Takashi Watanabe Pai H. Chou Winston K. G. Seah
INTERNATIONAL JOURNAL OF AD HOC AND UBIQUITOUS COMPUTING 11(2-3) 82-96 2012年 [査読有り]
Energy harvesting from ambient energy sources including solar and vibration has been studied as a candidate for powering next generation wireless sensor networks. However, energy harvesting is unstable to supply a sensor node with energy, and a no...
上智大学
理工学部