[PDF] Top 20 Fault tolerant crossconnect and wavelength routing in all-optical networks

... In our restoration mechanism, the controller in node X configures the optical switch C to reroute the failed lightpath to the spare optical switchkhannel S and keep[r] ... See full document

... worse in dynamic wavelength assignment where the connection is set up one by ...the optical crossconnect will become more complex to handle the extra links and the cost of links will ... See full document

... of wavelength routing ...tunable optical transmitter and one tunable optical receiver as well as optoelectronic interface to the ...WDM optical networks consists of ... See full document

... on optical technology in optical networks (Green, 1992), a high-capacity telecommunication network can be constructed to provide routing, grooming, and restoration at ... See full document

... of wavelength converters on the signal quality bas been investigated by adding converters to the ...OXC. Wavelength converters are often desired in the OXC to make the network management much easier ... See full document

... Example spare rerouting A spare rerouting (SR) does not make the spare resources fixed and can change the wavelength or the route of the existing spare lightpaths to sati[r] ... See full document

... minimum wavelength channel cost for a multicast session in optical networks with sparse light ...multicast in sparse splitting optical networks. In all ... See full document

... measured in terms of the Gap(%), which is defined as the ratio of the difference of the UB and LB values to the LB value in ...accuracy and computation time between the LRH approach and ... See full document

... received in revised form 22 October 1999 Abstract We investigate fault-tolerant routing schemes which aim at using low number of virtual channels in wormhole-routed mesh ...level ... See full document

... ITU-T. In this paper, we propose a self-routing fault-tolerant switching architecture for ATM ...subswitches and extra links to provide alternative paths; hence, can tolerate multiple ... See full document

... nm, and the pumping bias current is operated at 200 mA. In the proposed scheme, an FBG of distinct center reflection wavelength is placed in front of an optical network unit (ONU) as the ... See full document

... errors in a data frame may occur before the frame’s checksum is computed and appended, so the sink will not notice the errors through error-detecting ...leakage, and hard- ware/software ...network ... See full document

... Also let sl(curr, dest) denote the dimension of the ith smallest bit in which curr and dest are identical. A routing algorithm called ROUTE is presented in Fig. Basically,[r] ... See full document

... connected, fault-tolerant hamiltonian, fault-tolerant hamiltonian connected, fully connected cubic network ...customary in structure studies of parallel architectures, we focus on a set ... See full document

... 2 and H F K(FP Q 0,k ) = 3k − 3 if k ≥ ...2 and HF K(FP Q 1,1 ) = 1. By Lemma 1 and Theorem 4, H F (F P Q 2,1 ) = 3 and HF K(FP Q 2,1 ) = ...2 and H F K(F P Q n,k ) = n + 3k − 3 if n ≥ ... See full document

... Abstract—Fault-tolerance and data fusion have been considered as two fundamental functions in wireless sensor ...networks. In this paper, we propose a novel approach for distributed ... See full document

... Since optical WDM networks are becoming one of the alternatives for building up backbones, dynamic routing, and wavelength assignment with delay constraints (DRWA-DC) in WDM ... See full document

... Thus in a multicast distribution tree, MI nodes must connect to the source node or the MC nodes with unicast paths.. If an MI node is not a destina- tion node, it can b[r] ... See full document

... Abstract In this paper, we propose an adaptive and deadlock-free routing algorithm to tolerate irregular faulty patterns using two virtual channels per physical ... See full document

... social-based routing protocols for delay tolerant networks (DTNs) over the past few ...main routing metrics to support social-based routing in DTNs are central- ity and ... See full document