搜索结果: 1-15 共查到“光学工程 switches”相关记录15条 . 查询时间(0.169 秒)
Bufferless Optical Clos Switches for Data Centers
Networks packet-switched Switching packet
2011/5/22
A bufferless optical Clos switch called PetaX is designed to provide high-bandwidth data exchange for data center networks. PetaX combines the best features of electronics and optics and achieves good...
Novel Hierarchical Optical Cross-Connect Architecture Utilizing Dedicated Add/Drop Switches that Effectively Offer Colorless and Directionless Capability
Optical communications Switching circuit
2011/5/22
Hierarchical optical cross-connect architectures based on dedicated add/drop switches for terminating traffic is proposed. The architecture can significantly reduce switch scale for implementing color...
Comparative Studies of All-Optical vs. Electrical vs. Hybrid Switches in Datacom and in Telecom Networks
Networks Optical communications
2011/5/22
This paper compares all-optical, electrical, and hybrid switches in the context of datacenter networks and telecommunication networks. Latency and throughput simulations indicate the advantages of hyb...
High Efficiency Optical Switches with Heater-on-Slab (HoS) Structures
Couplers Switches Multiplexers Waveguides Slab
2011/5/21
We propose optical switches in which the heater is fabricated directly on the slab region of the rib waveguide. Two types of Heater-on-Slab (HoS) switches were investigated. In the first type, the sil...
This paper demonstrates and discusses low-power operation of optical switches consisting of semiconductor, InAlGaAs/InAlAs/InP, for high speed and polymer for low cost applications based on Mach-Zehnd...
100Gb/s dual-carrier DP-QPSK performance after WDM transmission including 50GHz Wavelength Selective Switches
100Gb/s dual-carrier DP-QPSK performance WDM transmission Wavelength Selective Switches
2011/5/18
Using a real-time intradyne receiver, we characterize the tolerance of a 100Gb/s dual-carrier dual-polarization-QPSK signal to carrier frequency separation and frequency offset after WDM transmission ...
Benefits of Integrated Packet/Circuit/Wavelength Switches in Next-Generation Optical Core Networks
Benefits Integrated Packet Circuit Wavelength Switches Next-Generation Optical Core Network
2011/5/18
We investigate the use of integrated packet/circuit/wavelength switches in next-generation optical core networks and compare different node architectures for a 46 node,25,840 route-km US network.
Experimental Demonstration of OpenFlow Control of Packet and Circuit Switches
Networks circuit-switched Networks packet-switched
2010/6/9
OpenFlow is presented as a unified control plane and architecture for packet and circuit switched networks. We demonstrate a simple proof-of-concept testbed, where a bidirectional wavelength circuit i...
Demonstration of Compact Hierarchical Optical Path Cross-Connect Utilizing Wavelength/Waveband Selective Switches
Optical communications Switching circuit
2010/6/5
We demonstrate a compact wavelength/waveband selective switch based hierarchical optical cross-connect (HOXC) system for the first time. Its performance confirms that the HOXC will be applied to creat...
Scalability of Optical Intermodule Interconnects for Switches and Routers Comprising 100 Gb/s Line Cards
Optical interconnects Fiber optics optical communications
2010/6/4
We analyzed scalability limitations of various optical interconnection solutions for rack-to-rack applications with respect to required number of interconnecting fibres and power consumption.
Enhancement of 43Gb/s DPSK Transmission Though 66 Wavelength Selective Switches Using Adaptive Channel Shape Optimization
Wavelength Selective Switches Adaptive Channel Shape Optimization
2009/7/17
A 43Gb/s DPSK format data transmission is demonstrated through 66 Wavelength Selective Switches (WSSes). By optimizing the channel shape of one of the WSSes, the transmission distance was increased fr...
All-Optical Wavelength Conversion at 160Gb/s by Intersubband Transition Switches Utilizing Efficient XPM in InGaAs/AlAsSb Coupled Double Quantum Well
Wavelength Conversion Coupled Double Quantum Well
2009/7/14
We report all-optical wavelength conversion of 160-Gb/s signal by intersubband transition switches with signal pulse energy as low as sub-pJ, which is enabled by newly designed InGaAs/AlGaAs/AlAsSb co...
Wavelength Selective Switches time requirements for shared path protection in ASON/GMPLS rings
Wavelength Switches time shared path protection ASON/GMPLS rings
2008/8/6
We analyze the protection time provided by the shared path protection scheme in GMPLS-based optical rings, as a function of the switching time of the Wavelength Selective Switches (WSS).
Ultra-Compact Photonic-Crystal-Based Tuneable Mach-Zehnder Interferometer for Low-Power Integrated Optical Switches
Photonic-Crystal Tuneable Mach-Zehnder Interferometer Low-Power Integrated Optical Switches
2008/8/4
The “slow light” property and wide-band 90°-bends of pillar-photonic-crystal waveguides enables entire-C-band ultra-compact optical devices. We demonstrate tuneable Mach-Zehnder interferometers with a...
Just-in-time, just-enough-time and horizon signalling protocols on optical burst switches
dynamic wavelength division multiplexing (DWDM) just-in-time (JIT) just-enough-time (JET)
2006/1/28
Optical burst switch (OBS) is considered to be a promising switch technology for the future network. In this paper, just-in-time (JIT), just-enough-time (JET) and horizon signalling schemes for OBS ar...