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3篇 您的检索式:作者名="R.S.Kaler"
    题名 作者 年代 出处 被引量
1A novel optical burst switching architecture for high speed networks显示文摘A novel optical burst switching (OBS) high speed network architecture has been proposed.To verify its feasibility and evaluate its performance,lust-enough-time (JET) signaling has been considered as a high performance protocol.In the proposed architecture,to avoid burst losses,firstly,a short-prior- confirmation-packet (SPCP) is sent over the control channel that simulates the events that the actual packet will experience.Once SPCP detects a drop at any of the intermediate nodes,the actual packet is not sent but the process repeats.In order to increase network utilization,cost effectiveness and to overcome some limitations of conventional OBS,inherent codes (e.g.,orthogonal optical codes (OOC)), which are codified only in intensity,has been used.Through simulations,it shows that a decrease in burst loss probability,cost effectiveness and a gain in processing time are obtained when optical label processing is used as compared with electronic processing.Amit Kumar Garg R.S.Kaler 2008Chinese Optics Letters2008,6,11:2
2Novel virtual user scheme to increase data confidentiality against eavesdropping in OCDMA network显示文摘We propose a novel technique to increase the confidentiality of an optical code division multiple access(OCDMA) system.A virtual user technique is analyzed and implemented to make an OCDMA system secure.Using this technique,an eavesdropper will never find an isolated authorized user's signal.When authorized users and virtual users transmit data synchronously and asynchronously,network security increases by 25% and 37.5%,respectively.Vishav Jyoti R.S.Kaler 2011Chinese Optics Letters2011,9,12:0
3Performance analysis of an integrated scheme in optical burst switching high-speed networks显示文摘A new integrated scheme based on resource-reservation and adaptive network flow routing to alleviate contention in optical burst switching networks is proposed.The objective of the proposed scheme is to reduce the overall burst loss in the network and at the same time to avoid the packet out-of-sequence arrival problem.Simulations are carried out to assess the feasibility of the proposed scheme.Its perfor- mance is compared with that of contention resolution schemes based on conventional routing.Through extensive simulations,it is shown that the proposed scheme not only provides significantly better burst loss performance than the basic equal proportion and hop-length based traffic routing algorithms,but also is void of any packet re-orderings.Amit Kumar Garg R.S.Kaler 2008Chinese Optics Letters2008,6,4:0
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