The related technologies keep developing and meanwhile the market of pon components keep growing. Wireless optical network for a home network article pdf available in proceedings of spie the international society for optical engineering august 2010 with 487 reads how we measure reads. Page 1 service guide important information about your fiberoptic equipment page 3 in addition to supporting the demanding applications on the web today, fios prepares you for the hightech applications that will emerge in the future. It begins by providing an understanding of dwdm technology and then goes on to teach the design, implementation, and.
This project develops an xgpon module for the ns3 network simulator. But it helps to have a basic understanding of how and why things work, even if you arent designing fiber networks. The range of signal frequencies or bit rate within which a fiber optic component, link or network will operate. Figure 81 basic fiber optic communication system very simple i. This tutorial is divided into distinct chapters, which explains the structural features of optical fibers and their connections in. Optical networks are telecommunications network of high capacity. Introduction to optical transmission in a communications. The optical line terminal olt resides in the co, connecting the optical access network to an ip, atm, or sonet backbone. Optical fiber differs from both these transmission media in that it carries the transmitted information in the form of a fluctuating beam of light in a glass fiber rather than as an electrical signal on a wire. Finally, optical networks may be passive or active. Optical networks tutorial wavelength division multiplexing. Optical networking technology is well suited to meet the above challenges. Optical fiber networks have high capacity can be used for providing the high bandwidth services even in wireless, infrared means high bandwidth connectivity. Page 6 verizon fios, however, transmits signals using hairthin strands of glass fiber and lasergenerated pulses of light.
Fiber capacity the first implementation of what has emerged as the optical network began on routes that were fiber limited. The photodetector then converts the optical signal to an electrical current proportional to the incident optical power. In case of coaxial cables and twisted cable the maximum signal frequency, and hence the information rate that can be transmitted using a solid conductor is limited. Introduction to optical transmission in a communications network. Optical network unit onu is the user side equipment in the gepon gigabit ethernet passive optical network system designed for indoor residential installation optical network unit is used together with olt in ftth network, it provides data port, phone port and catv port, 10100m autonegotiation, full bandwidth up to 200mbps in full duplex mode, which can support the users with many kinds. Mesh optical network ipmpls subnetwork control path data path uni uni ipmpls subnetwork fig. Optical connectivity specializes in fiber optic interconnect products and solutions. The original goal of the alloptical network was based on keeping the data signals entirely in the optical domain from source to destination to elimi. It is based on the network architecture defined in itu g. Optical network drivers many factors are driving the need for optical networks. When that light reaches your home through the verizon network, it is converted into electric signals in a box installed onto either the outside or inside of your home called the ont. To facilitate data communication, an optical network also. A pon system makes it possible to share expensive components for ftth. Optical network elements support ondemand provisioning of connectivity and capacity where required in the network, thus permitting the construction of thin, but.
Opticalnetwork drivers many factors are driving the need for optical networks. As a variety of bit rates and signal formats, ranging from asynchronous legacy networks to 10gbps sonet systems, a. Optical tutorials these tutorials offer information on our optical coatings and substrates, lenses, the recommended procedure for cleaning and handling optics, and damage thresholds for optics. This tutorial is divided into distinct chapters, which explains the structural features. Optical network unit is used together with olt in ftth network, it provides data port, phone port and catv port, 10100m autonegotiation, full bandwidth up to 200mbps in full duplex mode, which can support the users with many kinds. Digital photonics for optical network nodes koen huybrechts supervisors. University academy formerlyip university cseit 11,470 views. Advantages of optical nets include greater bandwidth and speed. Pdf optical network test and troubleshooting for optical. Basic optical network terminology linkedin slideshare. Jan 07, 2014 network interface device nid this device is also called as either an optical network terminal ont or an optical network unit onu. A basic pointpoint communication configuration is illustrated below. All the networks using optical fiber as transmission medium optical networks when transmitted signal remains in optical form till its arrival at destination all optical network.
Hfccatv network overview catv, which originally called community antenna television is much more often called cable tv for people. Introduction as we known, the core of most current operator networks is the asynchronous digital hierarchy synchronous optical network sdhsonet, which has always offered good fault management, performance monitoring, predictable latency, a protection mechanism and, of course, synchronization. All the networks using optical fiber as transmission medium optical networks when transmitted signal remains in optical form till its arrival at destination alloptical network. Optical network unit onu is the user side equipment in the gepon gigabit ethernet passive optical network system designed for indoor residential installation. Section 2 introduces the basic elements of the optical network architecture, and section 3 presents the routing and wave. As you may know, there are some important differences between fiberoptic verizon fios and your traditional data and voice. Optical fiber optical transmission modes advantages and. Optical network units use thin film filter technology to convert between optical and electrical signals. The otn layer evolved over layer1 of the dwdm network for enabling more efficient convergence of traditional sonetsdh transport and new data services, into a common optical transport network layer. It converts the optical signal into some format understandable to the customers devices. The purpose of this tutorial to to touch on a little bit of. Introduction to optical networks 4 optical communication systems and networks what is an optical network. A unit of measurement of optical power, which indicates relative power.
Optical networks may be single wavelength or multiplewavelengths wdm. Today, optical networks are expected to support expanding demand for bandwidth. As the leading technology being used in fttx ftth deployments, ethernet passive optical networks gepon or epon are now widely used in deployment. Powered network logo, cisco systems networking academy, the cisco systems. In this paper, two techniques namely four wave mixing fwm effect in silica fiber and super continuum sc phenomenon in photonic crystal fiber pcf are used for the design of broadband optical sources. How to build a fiber optic catvhfc network tutorials of. Jun 01, 2016 the passive optical network simply describes the fact that optical transmission has no power requirements or active electronic parts when the signal is going through the network. The original goal of the alloptical network was based on keeping the data signals entirely in the optical domain from source to destination to eliminate the so. Figure 2 shows a number of highly structured, yet flexible, solutions that can be considered to support the network.
This module is designed and implemented with aim to provide a standardscompliant, configurable, and extensible module that can simulate. The incoming light passes through a wavelengthtunable optical filter monochromator or interferometer which resolves the individual spectral components. From wavelength division multiplexing to passive optical networking dr. A passive optical network pon is an all optical network that utilizes only passive optical components, e. Matthews optical data networking research bell laboratories, lucent technologies murray hill, nj 07974 usa university of tokyo visit march 22, 2004. Optical network design and implementation provides the knowledge to overcome these barriers now and well into the future.
Abstract while alloptical networking had its origins in the research community a quarter of a century ago, the realization of the vision has not had a straight trajectory. Each of the devices on the network can be thought of as a node. Even if you dont use cisco equipment, the book can increase your knowledge and understanding of current optical technologies to provide you with design concepts and rules for building highly scalable optical networks. This is the only book currently on the market that addresses optical networks from the physical layer to the network layer and should be valuable for those who try to understand the intricacies of what. Introduction to pon passive optical network transceivers. However, unlike sonet, rather than using a defined bitrate and frame structure as its basic building block, the optical network will be based on wavelengths.
The use of sonetsdh with a single carrier is a typical example of an opaque, singlewavelength optical network. Introduction the telecommunication industry has experienced a huge growth during the last decade and the need for bandwidth is expected to increase further as new internetbased services are being implemented. This tutorial is divided into distinct chapters, which explains the structural features of. The optical elements used in such networks are only passive components, such as fibers, splitterscouplers and connectors. Thorlabs fourier transform optical spectrum analyzer ftosa utilizes two retroreflectors, as shown in the figure to the right.
In order to access the optical network efficiently and maximize bandwidth capacity and transportprotocol transparency, the optical gateway becomes a critical network element see figure 17. The reduction in optical power as it passes along a fiber, usually expressed in decibels db. A tutorial on optical networks department of computer science at. Optical networks tutorial optical networks are telecommunications network of high capacity. Addresses are numeric quantities that are easy for computers to work with, but not for humans to remember. Particular attention is devoted to wavelength division multiplexing wdm networks. Aug 27, 2014 hfccatv network overview catv, which originally called community antenna television is much more often called cable tv for people. As the rapid growth of the amount of residential internet users and the increased bandwidth requirements of multimedia applications have necessitated the development of an access network that can support the need for such services. They are based on optical technologies and components, and are used to route, groom, and restore wavelength levels and wavelengthbased services. Optical ethernet seminar report, ppt, pdf for ece students. Everything you always wanted to know about optical networking. P a s sive optic al n et works contents introduction motivation optical access networks passive optical networks pon. This is an explainer video quickly describing how tellabs optical lan can impact your local area network in a positive way.
Optical network design and implementationcontains a broad range of technical details on multiservice optical networking and covers optical networking theory, design, and configuration by providing informative text, illustrations, and examples. An optical network is a communications network in which transmission links are made up optical fibers, and its architecture is designed to exploit the optical fiber advantages. In essence, it is the part that connects the end user to the first piece of equipment in the network. The passive optical network simply describes the fact that optical transmission has no power requirements or active electronic parts when the signal is going through the network. In case of conflict between the material contained in the tutorial and the material of the relevant recommendation the latter always prevails. Optical network test and troubleshooting for optical fiber network article pdf available in journal of theoretical and applied information technology 901. Great for system designers as well as those marketing and selling those systems. Atutorialonopticalnetworks nc state computer science. Optical network design and implementation networking. Optical network design and implementation contains a broad range of technical details on multiservice optical networking and covers optical networking theory, design, and configuration by providing informative text, illustrations, and examples. It can be used as a reference for anyone designing, implementing, or supporting an optical network. A network can be defined as a group of computers and other devices connected in some ways so as to be able to exchange data. Also explore the seminar topics paper on optical ethernet with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year electronics and telecommunication engineering or ece students for the year 2015 2016. Optical network design and implementation, by vivek alwayn.
Introduction to optical transmission in a communications network definition in a telecommunications network, one begins at the terminal site at the customer premises. A survey of recent literature on all optical networking is presented. Dwdm network designs and engineering solutions shows you how to take advantage of the new technology to satisfy your networks bandwidth needs. The optical path that consists of these components is called the optical distribution network odn. The components of the optical network will be defined according to how the wavelengths are transmitted, groomed, or implemented in the network. An intelligent optical network design must include higher network layer considerations. Mathew oommen, vice president, network architecture, williams communications group this book functions as both an introduction to optical networking and as a text to reference again and again. Refractive index depends on optical intensity as n. They are based on optical technologies and components, and are used to route, groom, and resto. The set of access links sharing the same networkside interfaces and supported by optical access transmission systems.
The optical transport network otn and wdm layers make up a generic layer1 transport network, enabling different service types to coexist and. These retroreflectors are mounted on a voicecoildriven platform, which dynamically changes the optical path length of the two arms of the interferometer simultaneously and in opposite directions. Explore optical ethernet with free download of seminar report and ppt in pdf and doc format. The optical transport hierarchy oth is a new transport technology for the optical transport network otn developed by the itu. Text pictures, sound, video, and numerical electrical or optical signal data can then be stored on floppy disks, used in computations, and sent from computer to 1 i. Covers architecture, design, and monitoringmanagement issues. Active optical networking real estate developers wonder by bill zakowski amedia networks multi dwelling unit multi tennant unit mdumtu owners understand that networking a new development from the start is a relatively inexpensive method to significantly boost property value. An odn provides the optical transmission means from the olt towards the users, and vice versa. Apr 16, 2018 this is an explainer video quickly describing how tellabs optical lan can impact your local area network in a positive way.
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