搜索结果: 1-15 共查到“光通信器件与系统技术 Optical networks”相关记录19条 . 查询时间(0.105 秒)
First Demonstration of enhanced Software Defined Networking (eSDN) over elastic Grid (eGrid) Optical Networks for Data Center Service Migration
enhanced Software Defined Networking elastic Grid Optical Networks Data Center Service Migration
2014/11/6
We demonstrate for the first time enhanced software defined networking (eSDN) over elastic grid (eGrid) optical networks for data center service migration, the performance of which are first verified ...
Design Green and Cost-Effective Translucent Optical Networks
Networks combinatorial network design Signal regeneration
2011/5/26
We report a network design algorithm to effectively reduce the cost and power consumption of translucent networks by using all-optical 2R regenerators. Simulation results show that the number of O/E/O...
A Novel Segment-Based Protection Algorithm for Multicast Sessions in Optical Networks with Mesh Topologies
Fiber optics optical communications Networks multicast
2011/5/25
This work examines protection of multicast sessions in optical networks utilizing a novel segment-based algorithm called Level Protection. Our proposed scheme exhibits improved performance compared to...
Cost-efficiency of mixed 10-40-100Gb/s networks and elastic optical networks
Optical communications Networks network optimization
2011/5/25
We compare the cost-efficiency of optical networks based on mixed datarates (10, 40,100Gb/s) and elastic technologies. We show elastic network bring up to 37% lower cost, in particular for high loads ...
Novel Architectures for Orthogonal Wavelength Division Multiplexed Passive Optical Networks (OWDM-PONs) in a 25-GHz Grid
Networks Optical communications
2011/5/22
A novel orthogonal wavelength-division-multiplexed passive optical network with 25-GHz channel spacing has been proposed and experimentally demonstrated for the first time.Error-free transmission over...
Towards Optical Networks-on-Chip with 200mm hybrid technology
silicon photonics microdisk lasers and photodetectors heterogeneous integration network-on-chip
2011/5/20
Integrated components for optical networks-on-chip,including III-V microdisk lasers, photodetectors, and wavelength selective circuits, are all demonstrated using a complementary metal-oxide-semicondu...
Multi-Layer Grooming and Routing in Packet-Optical Networks Including WSONs
Multi-Layer Grooming Packet-Optical Network WSONs
2011/5/15
A multi-layer grooming and routing method, which considers the optical layer constraints, is proposed. This method, based on a new modeling, allows significant resource saving with respect to a layer ...
Evolutive Lightpath Assessment in GMPLS-controlled Transparent Optical Networks
GMPLS-controlled Transparent Optical Network Lightpath Assessment
2011/5/15
A method to mix impairments estimations and in-field measured data is proposed to evaluate the Quality of Transmission of new lightpaths. It is applied before lightpath establishment and increases the...
Survivable Mapping with Maximal Physical-Layer Failure-Localization Potential in IP over Transparent Optical Networks
Networks Network survivability Network optimization
2010/6/10
Physical-layer failure-localization potential is explored in finding the survivable mapped lightpaths of IP over transparent optical networks. Numerical results show that accurate or near-accurate fai...
Quantum Communications in Reconfigurable Optical Networks:DWDM QKD through a ROADM
Fiber optics communications Quantum communications
2010/6/9
We demonstrate coexistence of classical and quantum signals for quantum key distribution in a DWDM reconfigurable networking environment using a ROADM. We show how the limiting noise mechanism can dep...
In-Service OTDR for Passive Optical Networks
Fiber optics links subsystems Fiber measurements
2010/6/5
We propose a novel in-service optical reflectometry based on the correlation detection using a pseudo-noise signal superimposed on the downstream signal. Using the proposed technique, we demonstrate t...
Cross-Layer Traffic Grooming for Optical Networks with Hybrid Layer-One and Layer-Zero Signal Regeneration
Networks assignment routing algorithms
2010/6/5
We present a cross-layer traffic grooming algorithm that balances layer-one and layer-zero signal regeneration capability to achieve the lowest network design cost. The cross-layer approach shows good...
Analysis of Static Versus Fully-Dynamic Routing in IP/GMPLS over WDM Optical Networks with Physical-Layer Impairment Constraints
Static Versus Fully-Dynamic Routing WDM Optical Networks Physical-Layer Impairment Constraints
2009/7/17
We investigate static and dynamic routing approaches in overlay IP/GMPLS over optical networks.Dynamic operation for full-wavelength services benefits from physical-layer impairment aware routing wher...
Enhanced Transmission in Long Reach WDM/TDM Passive Optical Networks by Means of Multiple Downstream Cancellation Techniques
Enhanced Transmission Long Reach WDM/TDM Passive Optical Networks Multiple Downstream Cancellation Techniques
2009/7/16
Downstream cancellation based on feed-forward injection and square root equalization in a WDM/TDM-PON based on intensity modulation and wavelength reuse for asymmetrical 2.5G/1.25G transmission over 1...
Resilient Global IP/Optical Networks:DARPA CORONET
Resilient Global IP Optical Networks DARPA CORONET
2009/7/16
This paper describes progress on the DARPA CORONET Program, which is focused on a 20-100 Tbps, highly dynamic, resilient IP/Optical network. The Program requires extremely rapid provisioning and resto...