搜索结果: 1-15 共查到“光电子技术 PON”相关记录54条 . 查询时间(0.046 秒)
Terabit+ (192 × 10 Gb/s) Nyquist Shaped UDWDM Coherent PON with Upstream and Downstream over a 12.8 nm Band
Terabit S Nyquist Shaped DWDM Coherent PON Upstream and Downstream 12.8 nm Band
2014/11/6
We experimentally demonstrate a bi-directional Terabit+ UDWDM coherent PON with Nyquist shaped 16QAM modulation, offering up to 10 Gb/s service capabilities per user/wavelength in a total spectrum of ...
基于OFDM-PON的媒质接入控制协议设计
光接入网 媒质接入控制协议 服务质量 动态带宽分配
2013/6/21
在以太网无源光网络帧结构的基础上,针对正交频分复用无源光网络的特点,提出了一种适用于正交频分复用无源光网络的媒质接入控制协议.对多点控制协议、控制消息的结构、业务优先级等进行了设计,提出了一种提供服务质量保障的特殊情况下区别用户服务等级的动态带宽分配算法.该算法引入两级调度的机制,将带宽资源的分配分为不同优先级业务的调度和同类型业务下不同等级的光网络单元调度.文章对提出协议的时延、丢包率、吞吐量等...
基于OFDM-PON的媒质接入控制协议设计
光接入网 媒质接入控制协议 服务质量 动态带宽分配
2013/6/25
在以太网无源光网络帧结构的基础上,针对正交频分复用无源光网络的特点,提出了一种适用于正交频分复用无源光网络的媒质接入控制协议.对多点控制协议、控制消息的结构、业务优先级等进行了设计,提出了一种提供服务质量保障的特殊情况下区别用户服务等级的动态带宽分配算法.该算法引入两级调度的机制,将带宽资源的分配分为不同优先级业务的调度和同类型业务下不同等级的光网络单元调度.文章对提出协议的时延、丢包率、吞吐量等...
Up to 40Gb/s Optically Amplified AMOOFDM for Next Generation PON Networks
Fiber optics amplifiers oscillators Modulation
2015/5/25
We compare the performances of IMDD AMOOFDM transmissions in both amplified and unamplified configurations for long distance PON networks with 1:32 and 1:64 split ratios.Up to 40Gb/s bit rate has been...
Generation of 5-Gbps QPSK Signal using Directly Modulated RSOA for 100-km Coherent WDM PON
Fiber optics links subsystems Coherent communications
2015/5/22
We generate the QPSK signal by utilizing the chirp characteristics of the directly modulated RSOA for the high-speed coherent WDM PON. In addition, we demonstrate the error-free transmission of the 5-...
A Survivable Protection and Restoration Scheme using Wavelength Switching of Integrated Tunable Optical Transmitter for High Throughput WDM-PON System
Survivable Protection Restoration Scheme Wavelength Switching Integrated Tunable Optical Transmitter High Throughput WDM-PON System
2015/5/21
A survivable protection and restoration mechanism is proposed using wavelength switching of low-cost integrated tunable laser assembly to protect multiple fiber failures in a high capacity colorless W...
Upstream Multi-Wavelength Shared PON with Wavelength-Tunable Self-seeding Fabry-Perot Laser Diode
Lasers fiber Lasers, injection-locked Optical communications
2015/5/21
We proposed a Upstream Multi-Wavelength Shared PON using a tunable self-seeding FP-LD at ONU. The fiber laser performances are experimentally investigated. The paper also for the first time studies th...
Bidirectional WDM PON Enabled by Reflective ONUs and a Novel Overlapped-Subcarrier Multiplexing Technique
Bidirectional WDM PON Enabled Reflective ONUs Novel Overlapped-Subcarrier Multiplexing Technique
2015/5/20
A symmetric WDM-PON architecture using an innovative overlapped-SCM scheme that maximizes the spectrum usage of a bandwidth-limited RSOA is demonstrated. Error-free operation is achieved using realist...
64/32/16QAM-OFDM using Direct-Detection for 40G-OFDMA-PON Downstream
64/32/16QAM-OFDM Direct-Detection 40G-OFDMA-PON Downstream
2015/5/20
A 43.6Gb/s downstream OFDMA-PON is demonstrated using optical single-side band 64/32/16QAMOFDM signals and direct-detection receiver through 20km SSMF. Only one photodiode/OFDM receiver is required at...
Optical and electronic techniques eliminate the 10·log(N) upstream optical penalty inherent in 1×N optical splitters. With appropriate physical-layer hardware, any standards-based PON supports N > 204...
All-Optical Intra-PON Data Routing Between ONUs with a MG-Y Tunable Laser as 2.5 Gbps Burst-Mode Transmitter
All-Optical Intra-PON Data Routing MG-Y Burst-Mode Transmitter
2015/5/18
Direct communication between ONUs is experimentally demonstrated with a tunable MG-Y laser in a ring+tree PON for 640 users, without passing electrically powered equipment.
OCDMA PON supporting ONU internetworking based on gain-switched Fabry–Perot lasers with external dual-wavelength injection
Fiber optics and optical communications Fiber optics communications
2016/12/2
We propose and demonstrate an OCDMA-PON scheme with optical network unit (ONU) internetworking capability, which utilizes low-cost gain-switched Fabry-Pérot (GS-FP) lasers with external dual-wavelengt...
Fully DC-Coupled 10Gb/s Burst-Mode PON Prototypes and Upstream Experiments with 58ns Overhead
Fully DC-Coupled Burst-Mode PON Prototypes Upstream Experiments Overhead
2015/6/11
This paper presents a chain of four fully DC-coupled 10Gb/s burst-mode prototypes operating with 58ns overhead for the first time. 10Gb/s upstream burst-mode experiments are performed without a time-c...
A Self Wavelength Tracking Method for a Cost Effective WDM-PON with Tunable Lasers
Optical communications Networks
2015/6/10
We demonstrate a self wavelength tracking method for tunable lasers in a WDM-PON.By measuring the back-scattered power by a feeder fiber, we identified and tracked the allocated wavelength of the tuna...
RSOA-based 10G WDM PON using FEC and MLSE Equalizers
Fiber optics links subsystems Semiconductor optical amplifiers
2015/6/10
Achieving the 10Gbit/s transmission in RSOA-based WDM PON systems is one of the important challenges because of its strict modulation bandwidth. This paper describes various state-of-the-art technique...