Yoshiyuki YAMADA


Effects of Optical Layer Protection Granularity in Survivable Hierarchical Optical Path Network
Yoshiyuki YAMADA Hiroshi HASEGAWA Ken-ichi SATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/09/01
Vol. E95-B  No. 9  pp. 2959-2963
Type of Manuscript:  LETTER
Category: Network
Keyword: 
hierarchical optical path networkwavebandsurvivabilityprotection
 Summary | Full Text:PDF(663.1KB)

Optical Node Architectures That Utilize Dedicated Add/Drop Switches to Realize Colorless, Directionless and Contentionless Capability
Yoshiyuki YAMADA Hiroshi HASEGAWA Ken-ichi SATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/04/01
Vol. E95-B  No. 4  pp. 1307-1316
Type of Manuscript:  PAPER
Category: Fiber-Optic Transmission for Communications
Keyword: 
optical cross-connectcolorless/directionless/contentionlesswavebandmulti-layer optical paths
 Summary | Full Text:PDF(1.4MB)

Virtual Fiber Networking and Impact of Optical Path Grooming on Creating Efficient Layer One Services
Fumisato NARUSE Yoshiyuki YAMADA Hiroshi HASEGAWA Ken-ichi SATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/03/01
Vol. E95-B  No. 3  pp. 723-729
Type of Manuscript:  Special Section PAPER (Special Section on New/Next Generation Photonic Networking and Future Networks)
Category: 
Keyword: 
wavebandoptical path groomingvirtual fiber networkingvirtual private networklayer one service
 Summary | Full Text:PDF(1.1MB)