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The lightpath provision issue is a major challenge in multi-domain software defined optical networks, due to lack of topology and resources information exchangement among domains. Based on the Hierarchical PCE (H-PCE) architecture, this article proposed a Fast Lighpath Provision Mechanism (FLPM) to provide a more rapid inter-domain path establishment(More)
Security of electric power devices is one of basic issues for strong smart power-grid. Benefiting from outstanding feature of SF6 gas, SF6 has been widely used in power-grid system. Rapid development of SF6 gas monitoring technologies has brought important method to detect GIS devices state. However, deep research is still in need to deal with the relation(More)
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