搜索结果: 1-15 共查到“工学 Access Networks”相关记录23条 . 查询时间(0.218 秒)
Optically Reconfigurable 1x4 Silicon-on-Insulator Remote Node Switch for Access Networks
Optically Reconfigurable 1x4 Silicon-on-Insulator Remote Node Switch Access Networks
2014/11/6
Operation of an optically controlled 1x4 remote node, based on membrane InP switches and SOI waveguide circuits, is shown. Extinction ratio >25dB and penalty-free operation for 10Gb/s 231-1 PRBS data ...
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...
Demonstration of Converged Bidirectional OFDM-m-QAM RoF and WDM-OFDM-PON Access Networks
Networks Optical communications
2015/5/26
We demonstrate a novel lightwave centralized hybrid bidirectional WDM-OFDM-PON and OFDM-m-QAM RoF network. The 11.29-Gb/s OFDM-16QAM wired DL, 5.65-Gb/s OFDM-QPSK wired UL and WiMAX downstream/upstrea...
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...
Architectural Optimization of Coherent Ultra-Dense WDM based Optical Access Networks
All-optical networks Coherent communications Networks
2015/5/22
Different architectures for achieving ultra-high aggregate data rate PON are compared and optimized. An ultra-dense scheme is used to set the limits for the technology and a strategy for minimizing in...
Coherent technology is the only viable solution to fulfill requirements regarding data rate, reach and splitting factor for optical access. Cost of optics is compensated by savings in system design to...
Next-generation Components for Optical Access Networks
Next-generation Components Optical Access Networks
2015/5/21
The components for next-generation access networks enable broader-band delivery by higher-speed operation, more wavelengths, and more integration. Economic considerations determine more and less likel...
First Demonstration of Symmetric 10-Gb/s Access Networks Architecture based on Silicon Microring Single Sideband Modulation for Efficient Upstream Signal Re-modulation
Fiber optics communications Integrated optics devices
2015/5/21
We demonstrate an optical access network utilizing downstream silicon microring single-sideband modulation and upstream phase-remodulation of a centrally distributed carrier. Rayleigh-backscattering i...
OLARP:Open Lambda Assignment and Routing Problem – Bandwidth Multiplier for Metro and Access Networks
OLARP Open Lambda Assignment Routing Problem – Bandwidth Multiplie Access Networks
2015/5/21
We consider, for the first time, the problem of flexible/open wavelength assignment and propose an optimal as well as heuristic solution. Simulation results validate our solution to within 15% of the ...
Reconfigurable Digital Coherent Receiver for Metro-Access Networks Supporting Mixed Modulation Formats and Bit-rates
Reconfigurable Digital Receiver Metro-Access Networks Supporting Mixed Modulation Formats Bit-rates
2015/5/20
Single reconfigurable DSP coherent receiver is experimentally demonstrated for mixed-format and bit-rates including QPSK, OFDM, IR-UWB for wireline and wireless signal types. Successful transmission o...
Comparison of Energy Consumption of Integrated Optical- Wireless Access Networks
Integrated Optical Wireless Access Network Comparison Energy Consumption
2015/5/18
A comparison of energy consumption of an integrated optical-wireless network with different wireless signal transport schemes is investigated. The results indicate that digitized RF/IF-over-fiber sche...
FSK+ASK/ASK Operation for Optical 20/10 Gbps Access Networks with Simple Reflective User Terminals
FSK+ASK/ASK Operation Access Network User Terminals Simple Reflective
2015/5/18
Doubling of the downstream rate by reusing the reflective upstream modulator is demonstrated. With just two photo-detectors, a RSOA and a power splitter at the ONU, a 20/10 Gbps mode can be provided p...
Using Wavelength Splitting at the Remote Node to Mitigate Rayleigh Backscattering for Optical Wired and Wireless Access Networks
Fiber optics communications Optical communications
2015/6/10
We demonstrate an optical wired and wireless access network using wavelength-splitting (WS) at remote-node. A pair of CW carriers is generated from each laser source for wired and wireless application...
Selective Multicast in a Dynamic Wavelength Router for DWDM Converged Wired/Wireless Access Networks
Networks Multicast wavelength routing
2015/6/10
Transmission of selective multicast services has been demonstrated in a cost-effective dynamic channel allocation router. The approach envisions heterogeneous infrastructures with unicast, broadcast a...
Enabling Passive Interfaces for Integrated Optical and Wireless Access Networks
Optical Communications Radio Frequency Photonics
2015/6/10
We propose passive interfaces for integrated optical-wireless access networks incorporating optical-tandem-single-sideband (OTSSB) modulation scheme. The performance of the interfaces is evaluated exp...