KDDI Research, Inc.



Fig.1 Concept of EλAN



Fig.2 Dynamic bandwidth allocation algorithm in OLT [NTT]



Fig.3 Central office equipment (OLT) with the developed telecommunication control technology [Hitachi]



Fig.4 Programmable OFDM transceiver [OKI]



Fig.5 Dynamic traffic capacity allocation algorithm for multiple OLTs [Keio University]



Fig.6 Elastic optical path provisioning system [KDDI Research]



Fig.7 Developed High Port Count Wavelength Selective Switch Module [Furukawa Electric]



Fig.8 Picture of the experimental setup



Fig.9 Use case of EλAN (Service recovery for the disaster)



Fig.10 Results of the real-time experiment on service recovery




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