Naohide NAGATSU


GMPLS-Based Multiple Failure Recovery Employing Restoration Scheme Escalation in Optical Path Networks
Yoshiaki SONE  Wataru IMAJUKU  Naohide NAGATSU  Masahiko JINNO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/01/01
Vol. E92-B  No. 1  pp. 46-58
Type of Manuscript: Special Section PAPER (Special Section on Networking Technologies for Dependable Networks)
Category: 
Keyword: 
restorationscheme escalationmultiple failurespath accommodation designsGMPLS
  Summary |  Full Text:PDF (1.2MB)

Highly-Reliable and Fast M:N End-to-End Restoration Scheme for Photonic IP Networks
Wataru IMAJUKU  Yoshiaki SONE  Naohide NAGATSU  Akio SAHARA  Yoshihiro TAKIGAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/10/01
Vol. E88-B  No. 10  pp. 3914-3921
Type of Manuscript: Special Section PAPER (Special Section on Next Generation Photonic Network Technologies)
Category: 
Keyword: 
optical pathOXCGMPLSrestorationRSVP-TE
  Summary |  Full Text:PDF (634.2KB)

Network Design for Multi-Layered Photonic IP Networks Considering IP Traffic Growth
Shigeru KANEDA  Tomohiko UYEMATSU  Naohide NAGATSU  Ken-ichi SATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2004/02/01
Vol. E87-B  No. 2  pp. 302-309
Type of Manuscript: PAPER
Category: Internet
Keyword: 
GMPLS (Generalized Multi-Protocol Label Switching)LSP (Label Switched Path)network designphotonic networkwavelength routing
  Summary |  Full Text:PDF (654.9KB)

Flexible OADM Architecture and Its Impact on WDM Ring Evolution for Robust and Large-Scale Optical Transport Networks
Naohide NAGATSU  Satoru OKAMOTO  Masafumi KOGA  Ken-ichi SATO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1999/08/20
Vol. E82-C  No. 8  pp. 1371-1380
Type of Manuscript: Special Section PAPER (Joint Special Issue on Recent Progress in Optoelectronics and Communications)
Category: Communication Networks
Keyword: 
optical transport networkring networkglobal area networkoptical add/drop multiplexer (OADM)path protection
  Summary |  Full Text:PDF (1.3MB)

Flexible OADM Architecture and Its Impact on WDM Ring Evolution for Robust and Large-Scale Optical Transport Networks
Naohide NAGATSU  Satoru OKAMOTO  Masafumi KOGA  Ken-ichi SATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1999/08/20
Vol. E82-B  No. 8  pp. 1105-1114
Type of Manuscript: Special Section PAPER (Joint Special Issue on Recent Progress in Optoelectronics and Communications)
Category: Communication Networks
Keyword: 
optical transport networkring networkglobal area networkoptical add/drop multiplexer (OADM)path protection
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Standardization Activities for Optical Networking Relevant Issues
Kimio OGUCHI  Naohide NAGATSU 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1998/08/20
Vol. E81-C  No. 8  pp. 1167-1175
Type of Manuscript: INVITED PAPER (Special Issue on High-Capacity WDM/TDM Networks)
Category: Photonic Networking
Keyword: 
standardizationoptical networkingITU-T
  Summary |  Full Text:PDF (683.5KB)

Optical Path Accommodation Design Enabling Cross-Connect System Scale Evaluation
Naohide NAGATSU  Ken-ichi SATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1995/09/20
Vol. E78-B  No. 9  pp. 1339-1343
Type of Manuscript: LETTER
Category: Optical Communication
Keyword: 
optical path networkcross-connect system scalewavelength assignmentheuristic method
  Summary |  Full Text:PDF (324.9KB)

Optical Path Accommodation Designs Applicable to Large Scale Networks
Naohide NAGATSU  Yoshiyuki HAMAZUMI  Ken-ichi SATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1995/04/20
Vol. E78-B  No. 4  pp. 597-607
Type of Manuscript: PAPER
Category: Optical Communication
Keyword: 
optical pathwavelength division multiplexingnumber of wavelengthspath accommodation designheuristic procedure
  Summary |  Full Text:PDF (1008.6KB)