搜索结果: 136-150 共查到“光学工程 Networks”相关记录266条 . 查询时间(0.119 秒)
Enhanced Crankback Signaling in Multi-Domain Optical Networks
Enhanced Crankback Signaling Multi-Domain Optical Networks
2015/6/5
A novel solution is proposed for joint intra/inter-domain signaling crankback for multi-domain DWDM lightpath setup. The scheme leverages existing intra/inter-domain routing protocol state and provide...
An Information-Diffusion-Based Routing Scheme in Wavelength-Routed WDM Mesh Networks
Networks Networks assignment routing algorithms
2015/6/5
We propose a novel information-diffusion-based routing (IDBR) scheme in wavelength routed WDM mesh networks. The IDBR scheme has the fast convergence and the low bandwidth consumption of OSPF-TE while...
Novel Generation and Transmission of 2 Gbps Impulse Radio Ultra Wideband over MMF for In-Building Networks Application
Optical communications Radio frequency photonics.
2015/6/5
We propose novel generation technique of IR-UWB pulse by linearly combining two monocycles using different pulse shapes. We experimentally demonstrate DSP based BER measurement of 2 Gbps IR-UWB over m...
First Experimental Bit-Error-Rate Validation of 12.5-Gb/s Silicon Modulator Enabling Photonic Networks-on-Chip
Optoelectronics Modulators
2015/6/5
Error-free 12.5-Gb/s operation of silicon microring resonator electro-optic modulator is experimentally demonstrated, with bit-error-rate and power penalty performance metrics measured using system-le...
Optically Powered Low-Energy Demarcation Device for Monitoring FTTx Networks
Fiber optics optical communications Remote sensing sensors
2015/6/5
We demonstrate an energy-autarkic FTTx monitor. A special protocol and sophisti-cated hardware reduce the electrical operating power to 0.7μW, which can be delivered by an optical supply signal of onl...
In-Service OTDR for Passive Optical Networks
Fiber optics links subsystems Fiber measurements
2015/6/5
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...
We analyze the performance of six export policies for a multi-domain routing protocol in WDM networks. We show that providing many AS-disjoint paths for survivability and load-balancing does not neces...
Optical Network Technologies for Datacenter Networks (Invited Paper)
Networks Optical interconnects
2015/6/5
We review the optical communication technologies required to support data center operations and warehouse-scale computing.
Challenges of 40/100 Gbps deployments in long-haul transport networks on existing fibre and system infrastructure
Optical communications Modulation
2015/6/5
High-bandwidth services require faster long-haul transport networks. Meanwhile operators are not ready to make evolve significantly their fibre infrastructure based on PMD-limited G.652 fibre while th...
Transponder Pool Sizing in Highly Dynamic Translucent WDM Optical Networks
Networks network optimization circuit-switched
2015/6/5
We have developed a methodology for sizing optical network node transponder pools to meet network call blocking requirements. The methodology is practical and adaptable for use in virtually any carrie...
Optimal Traffic Grooming and Regenerator Placement in WDM Optical Networks
Networks network optimization
2015/6/5
We consider traffic grooming and regenerator placement in an optical network in which lightpaths are hop-constrained by impairments. Combining grooming with regenerator placement reduces costs compare...
Efficient Routing in Heterogeneous Core DWDM Networks
Networks assignment routing algorithms network optimizatio
2015/6/5
We design a cost efficient routing algorithm and prototype a network planning tool to cost-effectively provision high-speed connections over a large carrier’s heterogeneous core DWDM network with mult...
Cross-Layer Traffic Grooming for Optical Networks with Hybrid Layer-One and Layer-Zero Signal Regeneration
Networks assignment routing algorithms
2015/6/5
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...
A Systematic Approach to Develop and Manage SRLGs for Optical Transport Networks with Multi-Tier Resources
General
2015/6/5
This paper presents a generalized framework that characterizes multi-tier resource dependency and operators’ diversity policies in transport networks. The framework enables the design of systematic ap...
100GbE Optical Transport, Appropriate Modulation Formats, and Impact on Deployed Transport Networks
100GbE Optical Transport Appropriate Modulation Formats Impact Deployed Transport Networks
2015/6/5
We review the system requirements for 100GbE optical transport and compare possible technical solutions. Our experience, derived from modeling, laboratory experiments and field trials on deployed tran...