Optical Fiber Networks

Optimal segment size for fixed-sized segment protection in wavelength-routed optical networks
Protecting a network against link failures is a major challenge faced by network operators. The protection scheme has to address two …
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Joint Computing and Network Resource Scheduling in a Lambda Grid Network
Data-intensive grid applications require huge data transfers between grid computing nodes. These computing nodes, where computing jobs …
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A scalable approach for survivable virtual topology routing in optical WDM networks
The survivable virtual topology routing problem is to route a virtual topology graph on a optical fiber physical topology such that the …
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A Two-phase Approach for Dynamic Lightpath Scheduling in WDM Optical Networks
Lightpath scheduling is an important capability in next-generation wavelength-division multiplexing (WDM) optical networks to reserve …
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Algorithms for Intermediate Waveband Switching in Optical WDM Mesh Networks
Waveband switching is a technique that allows multiple wavelengths to be switched together as a single unit. Waveband switching …
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Dynamic Lightpath Scheduling in Next-Generation WDM Optical Networks
Lightpath scheduling is an important capability in next-generation wavelength-division multiplexing (WDM) optical networks to reserve …
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Analysis of multi-hop traffic grooming in WDM mesh networks
Traffic grooming is an essential functionality of WDM optical networks to provision multi-granularity subwave-length connections. …
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Least-cost disjoint paths with dependent cost structure in wavelength continuous optical WDM networks
One of the important issues in establishing a fault tolerant connection in a wavelength division multiplexing optical network is …
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On computing disjoint paths with dependent cost structure in optical networks
Providing fault tolerance against network failures in an optical WDM network is of prime importance. In this work we study the problem …
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A link bundled auxiliary graph model for constrained dynamic traffic grooming in WDM mesh networks
This paper addresses the two-layer dynamic traffic grooming problem in wavelength-division-multiplexed (WDM) mesh optical networks …
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