搜索结果: 1-10 共查到“光学工程 CWDM”相关记录10条 . 查询时间(0.069 秒)
PCRR Based Bandpass Filter for C and L+U Bands of ITU-T G.694.2 CWDM Systems
Photonic Crystal Ring Resonator Photonic Bandgap CWDM, Bandpass Filter FDTD Method PWE Method
2013/1/30
A two Dimensional (2D) Photonic Crystal Ring Resonator (PCRR) based Bandpass Filter (BPF) is designed to cover C and L+U bands of Coarse Wavelength Division Multiplexing (CWDM) systems. It is devised ...
Full Standard Triple-Play Bi-Directional and Full-Duplex CWDM Transmission in Passive Optical Networks
Fiber optics optical communications All-optical networks
2015/5/25
Bi-directional CWDM radio-over-fiber transmission of triple-format full-standard OFDM signals in coexistence (UWB, WiMAX and LTE) (1.178 Gbit/s full-duplex) is demonstrated over 50.6 km SSMF in passiv...
Highly reliable 40GbE extender based on OTL3.4 parallel transmission with 1.3 m CWDM and EFEC technologies
transmission
2015/5/18
We propose a highly reliable 40GbE extender based on OTL3.4 parallel transmission with 1.3m CWDM and EFEC technologies. Error free transmission of a 40GbE signal over 50km SMF is successfully ...
Optical Home Network based on an NxN Multimode Fiber Architecture and CWDM Technology
Optical Home Network NxN Multimode Fiber Architecture CWDM Technology
2015/5/18
With this optical home network solution associating an NxN multimode architecture and CWDM technology, various applications and network topologies are supported by a unique multiformat infrastructure....
CWDM Planar Concave Grating Multiplexer/Demultiplexer and Application in ROADM
CWDM Planar Concave Grating Multiplexer/Demultiplexer ROADM
2015/5/15
We report a SOI based 1×4 coarse wavelength-division-multiplexer (CWDM) planar concave grating multiplexer/demultiplexer and applications in re-configuration optical add/drop multiplexer (ROADM) syste...
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...
粗波分复用器（CWDM）是宽带波分复用系统中的关键器件，它可利用较低的器件成本实现高性能的城市网络。CWDM系统采用的是不带冷却器的分布式反馈（DFB）激光器和宽带光滤波器，功率损耗低、尺寸小和成本低。厂家已经能够提供具有2到8个波长的商用CWDM系统，并有望在1290nm到1610nm的频谱内扩展到16个复用波长。采用全新工艺制造的全光纤CWDM器件，成本低、制作容易、技术指标好，有许多独特的优...
全息型稀疏光波分复用元件（H-CWDM）（2006）
波分复用 全息型 稀疏光
2008/8/28
该项目产品成本低(不按通道数计)；生产投资小；插入损耗不会随复用通路数的增加而增加；使用寿命长，约10年以上。该项目理论骨架及参数的设计，制作系统装置的选取已成熟，完成实验室小试。目前已进入实质性制作过程，但由于资金缺乏，如测试仪器没有，新材料制作工艺没有资金建立等等，进展缓慢。该产品适用于光纤通信中的波分复用系统。
全息型稀疏光波分复用元件（H-CWDM）（2004）
波分复用元件 光波分复用 全息光学元件
2008/8/28
该项目具有以下特点：产品成本低；生产投资小；插入损耗不会随复用通路数的增加而增加；使用寿命长，约10年以上。该项目的理论骨架及参数的设计，制作系统装置的选取已成熟，完成实验室小试，目前已进入实质性制作过程，但由于资金缺乏，如没有测试仪器，新材料制作工艺没有资金建立等等，进展缓慢。该项目产品主要适用于光纤通信中的波分复用系统。
High-Capacity Upstream DWDM Extended Reach PON based on Colourless CWDM Transmitters with Single Nominal Wavelength
High-Capacity Upstream DWDM PON Colourless CWDM Transmitters Single Nominal Wavelength
2015/8/4
We propose for the first time a colourless access architecture with 128 split-ratio, 60km reach and expandable upstream capacity, based on conventional GPON B+ transceivers and sharing cost-effective ...