搜索结果: 1-15 共查到“光学仪器及技术 Networks”相关记录25条 . 查询时间(0.244 秒)
Cost-Effective Multi-Services Hybrid Access Networks with no Optical Filter at Remote Nodes
2011/11/22
This letter experimentally demonstrates a multiservices hybrid access network integrated radio-over-fiber and fiber-to-the-home systems which share the same distributed architecture. A 1.25-Gb/s baseb...
Parallel WDM Regenerative Waveform Conversion for Mixed NRZ and RZ Transmission Networks Using a SOA- Based Multiple Switching-Window Optical Gate
Fiber optics communications Optical processing devices
2015/5/25
We propose and demonstrate parallel regenerative waveform conversion with tunable pulsewidths using SOA-based multiple switching-window optical-gate (MW-OG). MW-OG based inline regenerations improve p...
A Novel MAMSK-OFDM technology for Next Generation Optical Access Networks
Novel MAMSK-OFDM technology Next Generation Optical Access Networks
2015/5/25
We propose and experimentally demonstrate a novel MAMSK-OFDM-PON. 5-Gb/s MAMSK-OFDM signal and 2.5-Gb/s upstream OOK signal is transmitted over 20km fiber successfully. The results show the prospect o...
Dynamic Routing and Spectrum Assignment in Flexible Optical Path Networks
Dynamic Routing Flexible Optical Path Network Spectrum Assignment
2015/5/15
We propose dynamic routing and spectrum assignment algorithms for bitrate-flexible lightpaths in OFDM-based optical networks. The novel algorithms enable dynamic spectrum assignment with more efficien...
On the Spectrum-Efficiency of Bandwidth-Variable Optical OFDM Transport Networks
Spectrum-Efficiency Bandwidth-Variable Optical OFDM Transport Networks
2015/6/10
We investigated the high spectrum efficiency property of the bandwidth-variable optical OFDM (BV-OOFDM) transport networks. In contrast to mixed-line-rate (MLR) networks, BV-OOFDM enables flexible all...
Stimulated Brillouin Scattering based In-Band OSNR Monitoring for 40G and 100G Deployment in Optical Networks with 100 GHz and 50 GHz Channel Spacing
Fiber optics communications Fiber optics links subsystems
2015/6/10
We present an improved approach for SBS based in-band OSNR monitoring with a drastic enhancement of the dynamic monitoring range for 44.6 Gbps DPSK and 112 Gbps DP-QPSK signals by intentionally adding...
System Requirements for WSS Filter Shape in Cascaded ROADM Networks
Optical switching devices All-optical networks Fiber optics optical communications
2015/6/8
We describe the impact of passband shape and random center frequency variations on the bandwidth narrowing caused by successive filtering in concatenated wavelength-selective switches. Passband flatne...
All-optical label processing in optical packet switched networks
Switching packet Optical processing Wavelength filtering devices
2015/6/8
We present a data-format transparent all-optical label processing system suitable for photonic integration that requires N active device to process 2 N addresses. We demonstrate error-free all-optical...
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...
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...
The goals for ULH mesh network design should be reach optimization of the whole network and preparation for the future growth. We propose an approach that designs each ROADM-to-ROADM section independe...
Fortistis: Split Extension in Dense Passive Optical Networks by Inline Amplification with Remote ASE-Shaped Pump Delivery via Colorless Optical Network Units
Fiber optics communications Networks Multiplexing
2015/6/4
A method for extending the customer density via ASE-pumped splitters in the tree in a WDM/TDM-PON is presented. The influence of Rayleigh backscattering in the feeder is faced,originally prohibiting a...
Experimental Comparison of Performance Monitoring Using Neural Networks Trained with Parameters Derived from Delay-Tap Plots and Eye Diagrams
Fiber optics communications Pattern recognition neural networks
2015/6/4
We experimentally demonstrate the use of artificial neural networks trained with parameters derived from both delay-tap plots and eye diagrams for multi-impairment monitoring in a 40-Gbit/s non-return...
Modeling of Plasmonic Waveguide Components and Networks
Plasmonics Surface Plasmons Mode-Matching Equivalent Circuits Scattering Matrix
2015/8/10
We review some of the recent advances in the simulation of plasmonic devices, drawing examples from our own work in metal-insulator-metal (MIM) plasmonic waveguide components and networks.We introduce...
Evolution of Optical Component Technologies for Access and Metro Networks
Optical Component Technologies Metro Networks
2015/7/20
Progress and innovation in a number of technologies including optoelectronic integration are leading to components for highly cost effective wavelength agile 40Gbps transport and will increasingly sta...