搜索结果: 1-11 共查到“光通信器件与系统技术 PONs”相关记录11条 . 查询时间(0.093 秒)
Novel Architectures for Orthogonal Wavelength Division Multiplexed Passive Optical Networks (OWDM-PONs) in a 25-GHz Grid
Networks Optical communications
2015/5/22
A novel orthogonal wavelength-division-multiplexed passive optical network with 25-GHz channel spacing has been proposed and experimentally demonstrated for the first time.Error-free transmission over...
1.3 μm all-VCSEL low complexity coherent detection scheme for high bit rate and high splitting ratio PONs
Fiber optics communications Vertical cavity surface emitting lasers Coherent
2015/5/21
Full 1.3 μm VCSEL-based simplified coherent detection receiver is demonstrated at 5 Gbps. Receiver sensitivity of -34 dBm is achieved providing link reach and splitting ratio extension for future pass...
Line Coding for Downlink DML Modulation in λ λ-Shared, RSOA-based Asymmetric Bidirectional WDM PONs
Line Coding Downlink DML Modulation λ λ-Shared RSOA-based Asymmetric Bidirectional WDM PONs
2015/5/20
We experimentally investigate the use of various DC-balanced line codes for downlink modulation in single-fiber, wavelength-shared WDM-PON systems which employ 10-Gbps directly modulated lasers and 2....
Self-seeding of R-SOAs is a polarization dependent process resulting in unstable operations. We experimentally demonstrate a passive stabilization technique enabling class carrier availability in 1.25...
An Efficient MAC Protocol for Asynchronous ONUs in OFDMA PONs
MAC Protocol OFDMA PON Asynchronous ONU
2015/5/18
We propose an efficient MAC protocol for OFDMA PONs that eliminates the synchronization requirement of ONUs and also exploits the statistical multiplexing gain among traffic of all ONUs for high perfo...
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...
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...
Colourless Real-Time Optical OFDM End-to-End Transmission at 7.5Gb/s over 25km SSMF Using 1GHz RSOAs for WDM-PONs
Fiber optic communications Modulation Fibres single mode
2015/6/8
Colourless real-time 16-QAM optical OFDM end-to-end transmission at 7.5Gb/s over 25km SSMF is demonstrated experimentally, for the first time, using variable power loading and live-optimised RSOA inte...
Optimization and Comparison of the Transmission Performance of RSOA/SOA Intensity-Modulated Optical OFDM Signals for WDM-PONs
Fiber optics communications Modulation Semiconductor optical amplifiers
2015/6/4
For optical OFDM IMDD systems, optimum operating conditions of RSOA/SOA intensity modulators are identified, under which similar performances are obtained for different modulators. Under low-cost comp...
ONU Optimal Gain and Position of the Distribution Element in Rayleigh-limited WDM and TDM PONs with reflective ONU
ONU Optimal Gain Rayleigh-limited WDM TDM PONs reflective ONU
2015/7/20
The influence of the distribution element position in PONs is reported. Best Crosstalk-to-Signal ratio (C/S) is achieved if it is placed either in the ONU or OLT vicinity with optimum ONU gain dependi...
SSB NRZ and SSB Manchester Downstream Signals for Remodulated Extended Reach WDM-TDM PONs
SSB NRZ SSB Manchester Downstream Signals Reach WDM-TDM PON
2015/7/20
Experimental demonstration of intensity-modulated (IM) remodulation by IM single-sideband (SSB) non-return-to-zero and SSB Manchester formats is shown in wavelength division multiplexing bidirectional...