“ray”thatcouldbereflectedandrefractedthroughmirrorsandprismsetc.Theraysshowthedirectionofenergyflowinthelightbeam.Inopticalfibercommunicationsystem,Italwaysbeusedtodiscusslightpropagationinmultimodefibers.Problem:itiscannotexplainmanyphenomenawemakeuseofinopticalfibercommunication.12/14/20224TheSch.OfInformation...
WHUT11.3Ramanamplifier11.3.1RamPumpedopticallyintheforwardorbackwarddirection.Usestimulatedramanscatteringforsignalamplification.Canworkatanywavelengthwithsuitablepumping.Fiberusedfordatatransmissioncanitselfbeused.Gaincanbemadepolarizationindependentusingorthogonallypolarizedpumpsateachwavelength.12/15/202222TheSch.Of...
Optical Fiber Communications光纤通讯知识课件 OpticalFiberCommunications SchoolofElectricalandElectronicEnginesering,HubeiUniversityofTechnology 关于本课程 光纤通信为专业必修课程,要求重点掌握光纤通信系统的基本概念和分析方法,以及光通信器件的基本原理及使用方法;在此基础上,研究光纤通信系统的设计,了解光纤通信发展方向...
In optical fiber communication system, It always be used to discuss light propagation in multimode fibers. Problem: it is cannot explain many phenomena we make use of in optical fiber communication. 2020/7/24 The Sch. Of Information Engineering, WHUT 4 2. Electromagentic waves CONTENT In ...
电子信息类专业英语(第三版)第12章Optical Fiber Communication.pptx,Unit12 Optical Fiber Communication ; PassageA The General System ; This modulated carrier is then transmitted to the required destination where it is received and the original information s
semiconductoropticalamplifier raman-basedfiberamplifier erbium-dopedfiberamplifier EDFAsareusedmostcommonlyforlightwavesystemRamanamplifiersworkbetterforlong-haulsystem 2016/3/7TheSch.OfInformationEngineering,WHUT2 CONTENT OUTLINE Basicconcepts Semiconductoropticalamplifier(SOA)RamanamplifierErbiumdopedfiberamplifierSystem...
Hence the operation of an optical fiber communication system is unaffected by transmission through an electrically noisy environment and fiber cable requires no shielding from EMI. 因此,一个光纤通信系统的操作不会被传输空间中的电子噪声影响而不需要做电磁屏蔽处理。 The fiber cable is also not ...
电子与通信工程专业英语Unit 6 Optical Fiber CommunicationOptical fibers guide light rays within the fiber material. They can do this
Unit 16 Optical Fiber CommunicationNew words:1. optical ― adj. ①眼的, 视力的, 视觉的②光学的/~ instruments 光学仪器③有助于视力的③有助于视力的optic ― adj. ①眼的, 视力的, 视觉的 / ~nerves 视神经 / ~ angle 视角 ② 光学的optician ― n. ①眼镜商; 光学仪器商 ② 眼镜(光学仪器...
Unit16OpticalFiberCommunicationNewwords:1.optical―adj.①眼的,视力的,视觉的②光学的/~instruments光学仪器③有助于视力的optic―adj.①眼的,视力的,视觉的/~nerves视神经/~angle视角②光学的optician―n.①眼镜商;光学仪器商②眼镜(光学仪器)的制造者2.essentially―adv.本质上,基本上essential―Ⅰadj.①本质...