Tomoyuki SUGIHARA


Self-Organization of Coverage of Densely Deployed WLANs Considering Outermost APs without Generating Coverage Holes
Shotaro KAMIYA Keita NAGASHIMA Koji YAMAMOTO Takayuki NISHIO Masahiro MORIKURA Tomoyuki SUGIHARA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2016/09/01
Vol. E99-B  No. 9  pp. 1980-1988
Type of Manuscript:  Special Section PAPER (Special Section on Integration Technologies of Ambient Intelligence and Sensor Networks)
Category: 
Keyword: 
coverage adaptationIEEE 802.11 WLANtransmission power controlarea coverage holecoverage boundary
 Summary | Full Text:PDF(1.6MB)

IEEE 802.11ah Based M2M Networks Employing Virtual Grouping and Power Saving Methods
Kohei OGAWA Masahiro MORIKURA Koji YAMAMOTO Tomoyuki SUGIHARA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2013/12/01
Vol. E96-B  No. 12  pp. 2976-2985
Type of Manuscript:  Special Section PAPER (Special Section on Network and System Technologies for Sustainable Society)
Category: 
Keyword: 
M2M networkswireless LANIEEE 802.11ahEDCApower savingCSMA/CA
 Summary | Full Text:PDF(2MB)