搜索结果: 1-15 共查到“光信息技术 Reach”相关记录21条 . 查询时间(0.072 秒)
Bidirectional 10 Gbit/s long-reach WDM-PON using digital coherent receivers
Optical Communications Coherent Communications
2015/5/22
Bidirectional transmission at 10 Gbit/s using 3.125 GBaud PDM-QPSK over 100 km of SMF is investigated. We observe no penalty for transmission of 10 GHz spaced channels. Preamplification improves the r...
10 Gbit/s Short-Reach Transmission over 35 m Large-Core Graded-Index Polymer Optical Fiber
Fiber optics communications Optical interconnects
2015/5/22
In the paper we demonstrate robust 10 Gbit/s short-reach transmission over 35 m of 1-mm core-diameter graded-index polymer optical fiber with very low cost components and DMT modulation. With this sch...
Influence of Broadcast Traffic on Energy Efficiency of Long-Reach SARDANA Access Network
Influence Broadcast Traffic Energy Efficiency Long-Reach SARDANA Access Network
2015/5/21
We describe reach extension in SARDANA TDM/WDM PON and show that energy efficiency of SARDANA increases when increasing the amount of broadcast traffic. 10G point-to-point optical access networks prov...
Energy efficiency scenarios for long reach PON Central Offices
Energy efficiency scenarios long reach PON Central Offices
2015/5/21
Energy saving is compared for long reach PONs using passive or active scenarios.Inserting active equipments such as Extender Boxes lead to energy saving when the number of COs and filling ratio are op...
Demonstration of 25.78-Gb/s, 20-km Reach WDM PON Using Directly-Modulated Bandwidth-Limited RSOA
Fiber optics links subsystems Semiconductor optical amplifiers
2015/5/20
We demonstrate the 25.78-Gb/s operation of directly-modulated RSOA. The results show that it is possible to transmit the 25.78-Gb/s signal over 20 km in the wavelength range of ~20 nm with the dispers...
Maximum Reach of Long-Reach RSOA-Based WDM PON Employing Remote EDFA
)Fiber optics links subsystems Semiconductor optical amplifiers
2015/5/20
We investigate the effects of the gain and position of the remote EDFA in a long-reach RSOA-based WDM PON. Using this result, we also estimate the maximum transmission reach limited by Rayleigh backsc...
2.1-Tb/s·km OFDM Long-Reach PON Transmission using a Cost-Effective Electro-Absorption Modulator
2.1-Tb/s·km OFDM Long-Reach PON Transmission Cost-Effective Electro Absorption Modulator
2015/5/20
We experimentally demonstrate a superior performance of 2.1-Tb/s·km OFDM-signal transmission over 100-km long-reach PONs, which is achieved by using an EAM and direct-detection, and adopting the 128-Q...
Frame-level OEO-Regenerating GPON Reach Extender
Frame-level OEO-Regenerating GPON Reach Extender
2015/5/18
We propose and experimentally demonstrate a frame-level OEO-regeneration technique for GPON reach extension which overcomes the limitations of bit-level OEO-regeneration with respect to upstream effic...
Comparison of Two CS-SSB Modulators Used in Bidirectional Carrier Distributed Long-Reach Passive Optical Network
Two CS-SSB Modulators Carrier Distributed Reach Passive Optical Network
2015/5/18
Two different CS-SSB modulators based on Mach-Zehnder structure used in carrier-distributed long-reach passive optical networks are investigated and compared. The Rayleigh-backscattering beat noise to...
An ASE-Injected FP-LD-Based Return-to-Zero Transmitter for Long-Reach WDM-PONs
Fiber optics optical communications Fiber optics communications
2015/6/10
We propose and demonstrate a simple RZ transmitter based on incoherent-light-injected FP-LD which improves the dispersion tolerance by a factor of 1.5. Thanks to wide timing margin between adjacent bi...
Colorless 10Gb/s extended reach WDM PON with low BW RSOA using MLSE
Optical Communications Fiber optics amplifiers oscillators
2015/6/10
A low bandwidth RSOA-based WDM-PON system is evaluated at 10Gb/s with an off-line processing. Results show that almost 20Km bidirectional and 125km unidirectional fiber are feasible by means of 8 stat...
Results from EU Project SARDANA on 10G extended reach WDM PONs
Optical Communications Fiber optics amplifiers
2015/6/8
The presented “Scalable Advanced Ring-based passive Dense Access Network Architecture” transparently integrates WDM metro and PON access technologies,implementing ring protection, 100Km reach and up t...
Effects of Rayleigh Backscattering in Long-Reach RSOA-Based WDM PON
Fiber optics links subsystems Semiconductor optical amplifiers
2015/6/8
We investigate the effects of Rayleigh backscattering in a long-reach RSOA-based WDM PON. The results show that the Rayleigh-induced penalty depends highly on the gain of the remote EDFA and the lengt...
A symmetric 320Gb/s capable, 100km extended reach hybrid DWDM-TDMA PON
Fiber optics communications Optical communications
2015/6/5
We demonstrate a DWDM-TDMA PON with symmetric 320Gb/s capacity shared between 16384 customers. The upstream channels were tested in burst-mode and feature low-cost tuneable lasers,monolithically integ...
Power Efficiency of Extended Reach 10G-EPON and TDM/WDM PON
Optical communications Networks network topology
2015/6/4
We estimate power consumption of several advanced PON technologies and architectures w/o and w/ reach extenders. Our results show that hybrid TDM/WDM PON has the potential to provide the highest energ...