Lightpath routing with survivability requirements in WDM optical mesh networks

... used in WDM networks and their evolution, are discussed below 1.3.2 WDM Point-to-Point Link WDM point-to-point links are being deployed by several telecommunication companies due to the increasing ... LIGHTPATH ROUTING WITH SURVIVABILITY REQUIREMENTS IN WDM OPTICAL MESH NETWORKS CHAVA VIJAYA SARADHI B Tech (Hons.), JNTU, India MS, IIT Madras, India A THESIS SUBMI...

Ngày tải lên: 14/09/2015, 18:35

... the dynamic survivable routing problem for optical networks without wavelength conversion using a shared backup scheme and different wavelengths for primary and backup lightpaths, as described in ... wavelength assignment with lightpath protection (survivable routing) in WDM mesh networks is considered The path protection scheme with shared backup resource is...

Ngày tải lên: 28/03/2014, 13:20

... survivable routing against single-link failures in WDM networks In [30], the problem of routing two categories of connections, dependable connections (D -connections) and nondependable connections (ND -connections) ... DYNAMIC ROUTING OF RELIABILITYDIFFERENTIATED CONNECTIONS IN WDM OPTICAL NETWORKS MA PENG (B Eng (Hons.), NUS) A THESIS SUBMITTED FOR THE DE...

Ngày tải lên: 04/10/2015, 17:06

... aspects in WDM OBS networks such as the burst switching protocols, burst scheduling algorithms and service differentiation schemes as well as fairness schemes 2.1 WDM Optical Networks WDM optical networks ... electronically (including forwarding and switching) and the data packet is optically buffered using FDLs The switching of an optical packet has been...

Ngày tải lên: 16/09/2015, 15:55

Ngày tải lên: 04/10/2015, 17:06

... not hold true for wireless networks due to route coupling 3.3 Wireless Network Multipath load balancing in a single-channel wireless network is not as straightforward as in a wired network This ... WSN with high-capacity UAV backbone network support for multimedia streaming, however multipath routing is not used Much research has been done on multipath 17 r...

Ngày tải lên: 08/11/2015, 16:39

... three inputs B Sparse WDM Switching Networks Using Concentrators B.1 Construction of Sparse WDM Switching Networks We now consider using concentrators in a single stage WDM optical switching network ... consists of crossbars and sparse crossbars of smaller sizes rxr Crossbar mxn Sparse Crossbar nxm Sparse Crossbar rxr Crossbar mxn Sparse Crossbar nx...

Ngày tải lên: 24/10/2013, 04:15

... sending nodes to destination nodes (4) To avoid excessively raising temperature of sensor nodes, periodically maintaining (updating) routes is required The maintenance of routing also helps in ... high resulting in the high average temperature Instead, since our proposed LTRT determines a route to the destination before starting sending packets, it is impossible for packets to roam...

Ngày tải lên: 22/06/2014, 06:20

... sending nodes to destination nodes (4) To avoid excessively raising temperature of sensor nodes, periodically maintaining (updating) routes is required The maintenance of routing also helps in ... high resulting in the high average temperature Instead, since our proposed LTRT determines a route to the destination before starting sending packets, it is impossible for packets to roam...

Ngày tải lên: 22/06/2014, 19:20

... selecting transmission power level based on reinforcement learning are presented Simulations and results are provided in Section The conclusion is given in Section Intercluster Connection in CogMesh ... relaying throughput in the long run Accordingly, our contribution is mainly in three aspects First, we investigate the intercluster connection within the framework of Cog...

Ngày tải lên: 21/06/2014, 20:20

... discussed in Sections and Specifically, the tight coupling between routing and wavelength assignment remains, and even becomes stronger: in the absence of wavelength conversion the same wavelength ... routing problem in electronic networks The additional complexity arises from the fact that routing and wavelength assignment are subject to the following two con...

Ngày tải lên: 06/08/2014, 00:21

... the routing problem in electronic networks The additional complexity arises from the fact that routing and wavelength assignment are subject to the following two constraints: Wavelength continuity ... path) and wavelength assignment (allocating an available wavelength for the connection) The resulting problem is referred to as the routing and wavelength assignme...

Ngày tải lên: 06/08/2014, 00:21

... pages 20 9 22 0, November 1998 [25 ] G Sahin and M Azizoglu Multicast routing and wavelength assignment in wide-area networks In Proceedings of SPIE, volume 3531, pages 196 20 8, November 1998 [26 ] ... Prentice Hall, Inc., Englewood Cliffs, NJ, 19 92 [20 ] E Karasan and E Ayanoglu Effects of wavelength routing and selection algorithms on wavelength conversion gain...

Ngày tải lên: 06/08/2014, 00:21

... differential QoS requirements of four types of traffic are guaranteed effectively by the proposed IRWM algorithm Conclusion The problem of uplink traffic scheduling with differential QoS requirements in OFDMA ... kt kt minimum rate after preprocess, then for every t ∈ T and k ∈ K, we have Rmin = kt dkt I dkt + Rmin − IRmin dkt kt kt Δ Rkt (15) Finally, collecting the scheduling o...

Ngày tải lên: 21/06/2014, 11:20