Results 51 to 60 of about 3,786 (224)
Applied Sciences, 2021 This paper demonstrates a wavelength-division-multiplexed passive optical network (WDM-PON) scheme based on novel reconfigurable optical amplifiers (ROAs).
Hong-Sing Lee +2 more
doaj +1 more source
Protection strategies for next generation passive optical networks -2 [PDF]
, 2014 Next Generation Passive Optical Networks-2 (NGPON2) are being considered to upgrade the current PON technology to meet the ever increasing bandwidth requirements of the end users while optimizing the network operators' investment. Reliability performance
Chen, J +6 more
core +1 more source
Fast switching tunable laser sources for wavelength division multiplexing in passive optical access networks [PDF]
, 2007 Tunable laser structures with nanosecond switching time between wavelength channels and low-power injection locking are demonstrated on a low-cost platform.
Barry, Liam P. +10 more
core +1 more source
Nanophotonics, Volume 13, Issue 13, Page 2367-2378, May 2024.Abstract Microresonator frequency comb‐based high‐speed data transmission provides a pathway towards augmented data capacity without increasing the number of laser sources. Their use with intensity‐modulated direct detection modulation (IMDD) formats is especially pertinent in data center communications where minimizing cost, latency and complexity is ...
Kenny Y. K. Ong +5 more
wiley +1 more source
Implementation of Italian industry 4.0 quantum testbed in Turin
IET Quantum Communication, Volume 5, Issue 1, Page 46-51, March 2024.Quantum key distribution is one of the most prominent methods for guaranteeing ultimate security based on the laws of quantum physics. We report the results obtained during the Italian Industry 4.0 Quantum Testbed (II4QuTe) project where we realised a QKD testbed securely connecting the Competence Industry Manufacturing 4.0 (CIM4.0) located in Torino ...
Nicola Corrias +17 more
wiley +1 more source
Development and forecast of 10/40/100 Gbit/s PON technology
Dianxin kexue, 2017 Currently,the evolution of EPON/GPON to higher bitrate technology has become a hot topic in optical access field.Based on this,the current situation and problems of XG(S)-PON,TWDM PON,WDM PON and 100 Gbit/s EPON were analyzed,then some forecast of above ...
Chengliang ZHANG +3 more
doaj +2 more sources
Intra and Inter-PON ONU to ONU Virtual Private Networking using OFDMA in a Ring Topology [PDF]
, 2011 —In this paper, we propose a novel WDM-PON architecture to support efficient and bandwidth-scalable virtual private network (VPN) emulation over both inter-PON and intra- PON.
Deng, Lei +5 more
core +2 more sources
IET Optoelectronics, Volume 18, Issue 1-2, Page 11-31, February-April 2024.An enhanced transmission is presented in a multiple‐input‐multiple‐output (MIMO) dense‐wavelength division multiplexed (DWDM) free‐space‐optical (FSO) communication link using diversity coding techniques under the effect of turbulent weather phenomenon.
Ebrahim E. Elsayed +7 more
wiley +1 more source
Guangtongxin yanjiu, 2009 波分复用无源光网络（WDM-PON）实现了点到点的连接,可为每个用户提供专有波长,被普遍认为是未来宽带接入的代表性技术。WDM-PON的关键在于:要求采用低成本、"无色"的光网络单元（ONU）,以避免波长选择器件所带来的安装、运营以及维护成本的增加。本文简要分析了3种WDM-PON的无色ONU的实现方法,指出无色ONU是构建WDM-PON的一种较理想的解决方案。
汪灵杰, 王建利, 张傲, 王素椅
doaj
PhotonicsInfrastructures of access networks that mostly exploit the optical fiber medium effectively utilizing wavelength division multiplexing techniques play a key role in advanced F5G fixed networks.
Rastislav Róka
doaj +1 more source