Akihiro KADOHATA


Rapid Restoration Sequence of Fiber Links and Communication Paths from Catastrophic Failures
Akihiro KADOHATA Takafumi TANAKA Wataru IMAJUKU Fumikazu INUZUKA Atsushi WATANABE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2016/08/01
Vol. E99-A  No. 8  pp. 1510-1517
Type of Manuscript:  Special Section PAPER (Special Section on Information and Communication Systems for Safe and Secure Life)
Category: 
Keyword: 
disaster restorationcatastrophic failurespanning-treelinear programming
 Summary | Full Text:PDF(2.2MB)

Differential Reliability Path Accommodation Design and Reconfiguration in Virtualized Multi-Layer Transport Network
Akihiro KADOHATA Takafumi TANAKA Atsushi WATANABE Akira HIRANO Hiroshi HASEGAWA Ken-ichi SATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2015/11/01
Vol. E98-B  No. 11  pp. 2151-2159
Type of Manuscript:  Special Section PAPER (Special Section on Network Systems for Virtualized Environment)
Category: 
Keyword: 
multi-layer transport networknetwork virtualizationrobustness and reconfiguration
 Summary | Full Text:PDF(2.8MB)

Pre-Adjustment Rerouting for Wavelength Defragmentation in Optical Transparent WDM Networks
Akihiro KADOHATA Atsushi WATANABE Akira HIRANO Hiroshi HASEGAWA Ken-ichi SATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2015/10/01
Vol. E98-B  No. 10  pp. 2014-2021
Type of Manuscript:  PAPER
Category: Fiber-Optic Transmission for Communications
Keyword: 
optical transparent wdm networksreconfigurationdefragmentation
 Summary | Full Text:PDF(1.7MB)

Multi-Layer Hypercube Photonic Network Architecture for Intra-Datacenter Network
Toshikazu SAKANO Akihiro KADOHATA Yoshiaki SONE Atsushi WATANABE Masahiko JINNO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/04/01
Vol. E94-B  No. 4  pp. 910-917
Type of Manuscript:  Special Section PAPER (Special Section on Photonic Network Technologies in Terabit Network Era)
Category: 
Keyword: 
hypercubephotonic networkcyclic-frequency AWGwave-bandWDMSDM
 Summary | Full Text:PDF(1.7MB)