搜索结果: 1-15 共查到“工学 TDM PON”相关记录16条 . 查询时间(0.093 秒)
TDM-PON上行信号光功率均衡器的锁模特性
光通信 光功率均衡 光注入锁定 法布里-珀罗激光器 分布反馈半导体激光器
2014/3/31
为了减小时分复用无源光网络（TDM-PON）上行信号光波长的飘移，基于TDM-PON上行信号光功率均衡器架构，采用单模激光注入锁定光网络单元（ONU）法布里-珀罗（F-P）激光器（LD）方法，研究了F-P LD输出光波长的锁模特性，包括锁模的范围、驱动电流对锁模特性的影响、锁模前后温度变化引起F-P LD光波长变化情况等。结果表明，当驱动电流为9mA时，F-P LD可被锁模的波长范围为0.38nm...
40Gbit/s -tunable stacked-WDM/TDM-PON using dynamic wavelength and bandwidth allocation
Fiber optics communications Fiber optics components
2015/5/22
This paper proposes a configuration and a dynamic wavelength and bandwidth allocation for the upstream signal in 40Gbit/s -tunable stacked-WDM/TDM-PON. An upstream transmission experiment with...
Over-Sampling based Burst-mode CDR Technology for High-speed TDM-PON Systems
Networks Optical communications
2015/5/22
We review recent progress of a over-sampling based burst-mode CDR as the key PMD device for supporting next-generation, 10Gbps capable TDM-PON systems. For the essence of circuit design, its burst-mod...
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...
Future bandwidth demand favors TDM PON, not WDM PON
Future bandwidth demand favors TDM PON WDM PON
2015/5/18
Claims to the contrary notwithstanding, quantitative trends indicate that TDM PON bandwidth supply is growing faster than subscriber bandwidth demand, and TDM PON will deliver future ultra-high speed ...
Reconfigurable WDM/TDM-PON ring-architecture by using all-optical wavelength converter and injection-locked FP-LD
Fiber optics communications
2015/6/10
We propose and demonstrate a novel ring-based WDM/TDM-PON architecture which can flexibly concentrate subscribers in response to the demand. A wavelength converter and an injection-locked Fabry-Perot ...
Demonstration of Energy Conserving TDM-PON with Sleep Mode ONU using Fast Clock Recovery Circuit
Fiber optics components Networks
2015/6/9
A n energy conserving TDM-PON architecture using sleep mode ONU is presented. Sleep mode ONU with fast wake-up capability is demonstrated. The architecture employs novel just-in-time sleep control sch...
A New Architecture and MAC Protocol for Fully Flexible Hybrid WDM/TDM PON
Architecture MAC Protocol Hybrid WDM/TDM PON
2015/7/20
In this paper we propose a novel architecture and MAC protocol for a scalable, cost effective WDM /TDM PON providing fully flexible dynamic bandwidth allocation for upstream and downstream data transm...
Passive OADM Network Element for Hybrid Ring-Tree WDM/TDM-PON
OADM Network Element Hybrid Ring-Tree WDM/TDM-PON
2015/7/20
The operation of a ring-tree WDM/TDM-PON and the enabling OADMs remote nodes performing the hybrid interface are described and specified, validating the capacity and functionality of the NGPON archite...
A Novel Hybrid WDM/TDM-PON using Downlink DPSK and Uplink Remodulated OOK Signals Based on a Shared DI
Hybrid WDM/TDM-PON Downlink DPSK Uplink Remodulated OOK Signals Based
2015/7/16
We propose a novel hybrid WDM/TDM-PON using downlink DPSK and uplink remodulated OOK signals based on a single shared delay interferometer (DI) at remote node. Experiments of 10-Gb/s downstream and 1....
A 40Gb/s CWDM-TDM PON with a Cyclic CWDM Multiplexer/Demultiplexer
CWDM-TDM PON CWDM Multiplexer/Demultiplexer
2015/7/16
We demonstrate a 40-Gb/s hybrid CWDM-TDM PON with a novel remote node including a cyclic CWDM multiplexer/demultiplexer. The system uses commercially available 10-Gb/s 1.3- μ m directly modulated lase...
Upstream burst-mode operation of a 100km reach, 16 x 512 split hybrid DWDM-TDM PON using tuneable external cavity lasers at the ONU-side
Upstream burst-mode operation split hybrid DWDM-TDM PON tuneable external cavity lasers ONU-side
2015/7/16
This paper presents the first burst-mode system tests of a new hybrid 10Gb/s DWDM-TDM PON. The upstream channels in the network are enabled by combining novel, cost-effective tuneable ONU lasers and a...
Experimental Demonstration of a 10 Gbit/s/wavelength 27 km-reach WDM/TDM-PON based on Reconfigurable OADM and Colourless ONU
WDM/TDM-PON Reconfigurable OADM Colourless ONU
2015/7/16
We present experiments on a wavelength-flexible WDM/TDM-PON with an integrated reconfigurable OADM and a reflective electro-absorption modulator. We successfully transmit multiple wavelength channels ...
Spectrum Sliced Sources AMOOFDM Modulated for WDM&TDM PON
Spectrum Sliced Sources AMOOFDM Modulated WDM&TDM PON
2015/7/16
We experimentally demonstrate the use of AMOOFDM format as a cost effective solution for colorless source WDM-PONs based on spectrally sliced ASE source (SLED, RSOA and pre-selected RSOA).
提出一种新的在混合PON中使用广播波长通道实现广播/组播的方案.数学建模结果表明，该方案能够大大减少单播通道处理组播数据的负担，合理有效地利用了系统的波长资源，对于降低OLT数据处理负担，减少OLT系统总共的队列缓存区大小有着显著效果.