搜索结果: 1-15 共查到“光学工程 Reach”相关记录54条 . 查询时间(0.125 秒)
Rival Signals in SOA Reach-Extended WDM-TDM-GPON Converged with RoF
Fiber Optics Optical Communications Networks Semiconductor Optical Amplifier
2015/5/26
The crosstalk of rival RoF and GPON subscribers on a RoF signal in converged RoF–WDM-TDM-GPONs with SOA as reach extender is studied. SOA nonlinear crosstalk can be mitigated by control of subscriber ...
Performance evaluation and improvement methods for low-driving voltage transmitters in long reach PONs
Fiber Optics Communications Networks network optimization
2015/5/26
The performance of two common low-driving voltage (low-ER) sources is experimentally evaluated for long reach PON applications, considering also partial optical dispersion compensation and electronic ...
High Speed High Temperature Stable 980 nm VCSELs Operating Error-Free at 25 Gbit/s up to 85 °C for Short Reach Optical Interconnects
Vertical cavity surface emitting lasers Optical communications
2015/5/25
We present high speed highly temperature stable 980 nm VCSELs for short reach optical interconnects operating error-free at 25 Gbit/s from room temperature up to 85 °C without adjustment of the drivin...
Cyclic Prefix Free 10-Gb/s OFDM for a DML-Based Long- Reach Optical Access Using Joint Time and Frequency Domain Equalization Algorithm
Fiber optics links subsystems Modulation
2015/5/25
Without using a cyclic prefix, a DML-based 10-Gb/s OFDM at 2.5-GHz bandwidth transmission over 65-km SMF is demonstrated to be possible while maintaining the efficient throughput and short-latency tim...
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...
Cost-Effective and Power-Efficient Extended-Reach WDM/TDM PON Systems
Cost-Effective Power-Efficient Extended-Reach WDM/TDM PON Systems
2015/5/21
We propose a remote channel combine/split module for extended-reach WDM/TDM PON systems to significantly reduce initial investment with saving up to 60% and achieve good power efficiency when fully lo...
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...
This paper gives an overview of the opportunities for components suppliers in the short-reach optics market. It covers Gigabit through 100G topics as well as optical interconnects technologies. Overal...
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...
Gain-Clamped Semiconductor Optical Amplifiers for Reach Extension of Coexisted GPON and XG-PON
GPON XG-PON Gain-Clamped Semiconductor Optical Amplifiers
2015/5/18
Optical amplification of coexisted GPON and XG-PON upstreams is demonstrated using a gain-clamped semiconductor optical amplifier (SOA). With gain clamping, performance degradation due to the cross-ga...
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...