Describes the major architectures, standards, and technologies of passive optical networks pons the comsoc guide to. Using single mode fiber, the olt connects to passive optical splitters, which replace the switch in the closet and require no power. Barry kantner as the telecom markets begin to recover, many network operators are focusing on broadband access technologies. Finally, in the practical part, simulation software that meets the design requirements will be chosen, the design of passive optical network will be. Power splitter is used near the subscriber premises which provides individual. The gigabitclass passive optical networks are standardized and deployed nowadays. Passive optical networks asynchronous transfer mode. A gpon network consists of olt optical line terminals, onu optical network unit, and a splitter. Optical network drivers many factors are driving the need for optical networks.
A passive optical network pon is illustrated schematically in the figure below. Klaus grobe, in handbook of fiber optic data communication fourth edition, 20. The optical path that consists of these components is called the optical distribution network odn. A passive optical network pon is a fiberoptic network utilizing a pointtomultipoint topology and optical splitters to deliver data from a single transmission point to multiple user endpoints. Passive optical networking pon is a technology used by service providers for fibertothehome topologies. The integration of passive optical networks pons with nextgeneration wireless access networks is a promising solution for the access networks, where fiber infrastructure provides very high transmission capacity while wireless segment offers mobility for the. Principles and practice find, read and cite all the. A single fiber is used to support multiple customers. An overview of gpon in thean overview of gpon in the. Componentry and transmission are discussed in detail with emphasis on practical networking issues that affect organizations.
By dicing a ferule of an optical connector and insert ing a thin film filter, a connector with filter function can be realized. Gigabitcapable passive optical networks kindle edition by hood, d download it once and read it on your kindle device, pc, phones or tablets. Passive optical network an overview sciencedirect topics. The olt takes in all of the optical signals in the form of beams of light from onus and will convert it to an electrical signal. A practical perspective by rajiv ramaswami, kumar sivarajan, galen sasaki the new edition of optical networks continues to be the authoritative source for information on optical networking technologies and techniques. Olt assigned time slots upstream optical line terminal olt in central office. From there, around 32 fibers branch out to the subscribers. A passive optical network pon is a fiberoptic telecommunications technology for delivering broadband network access to endcustomers. Its architecture implements a pointtomultipoint topology, in which a single optical fiber serves multiple endpoints by using unpowered passive fiber optic splitters to divide the fiber bandwidth among multiple access points. However, instead of each singlemode strand serving 32 houses, it serves 32 optical network terminals, or onts, that sit in each work area.
The key element of the architecture is a 1 to n passive optical coupler splitter that distributes the optical signal to many access points. Gpon network consists of mainly two active transmission equipments, namely optical line termination olt and optical network unit. Passive optic network presented by, manish desai 2. A passive optical network pon is a system that transmits all or most of the fiber cabling and signals to endusers. The comsoc guide to passive optical networks wiley online books. Therefore, network designers are wise to choose products of high quality and reliability from a trusted manufacturer that offers technical service support and an extended warranty. Please note the image in this listing is a stock photo and may not match the covers of the actual item. Passive optical splitter part of the transport media, the splitter enables multiple devices to be serviced from a single inbound fiber. Gpon can transport not only ethernet, but also atm and tdm pstn, isdn, e1 and e3 traffic. Fttx networks and pointtopoint and pointtomultipoint configurations, moving to elaborating at length on pon and conclude which of its technologies will be the most optimal ones nowadays. Depending on where the pon terminal is located, the system can be described as fibertothecurb fttc, fibertothebuilding fttb, or fibertothehome ftth. Passive, in this context, refers to the unpowered condition of. A pon system makes it possible to share expensive components for ftth. All the endnodes are connected to a passive star coupler.
A passive optical network consists of an optical line terminal olt at the service providers central office hub and a number of optical network units onus or optical network terminals onts, near end users. This article utterly fails to mention active optical network aon, another fttp techology, which delivers dedicated individual fibres to the premises fttp or to the home, ftth, with some companies in the uk at least, providing full gigabit upload and download speeds. To facilitate data communication, an optical network also. By using a combination of frequency and time division multiplexing, voice, video and data are provided to customers over a single strand of fiber optic cable in an architecture that allows providers to minimize both cabling and equipment. Find out inside pcmags comprehensive tech and computerrelated encyclopedia. A few of the most important reasons for migrating to the optical layer are described in this module. Download drawings part number description pdf dwgzip. A passive optical network uses optical splitters to route signals, meaning that powered equipment is only needed where the signal originates and is received. Pon is passive optical network featured with onetomultiplepoint architecture. These applications are also referred to as fttx, where x stands for h home, b building, c or.
How gpon works gigabyte passive optical network gpon. Keywords passive optical networks, access networks, transport technology, virtual private networks, optical access technologies, transport concepts, ethernet, cable networks, wireless access, packet switched networks. Thanks to 3m science and our pol passive optical lan solution, businesses can enjoy gigabit performance all the way to the desktop with more space to work in and lower electrical bills, plus five 9s reliability at a greater affordability than copper. A passive optical network pon is a telecommunications network that uses. Optical network is a layer1 technology, and ip is a layer3 protocol. As shown olt optical line termination unit is used to provide ethernet interface to optical core network and pon interface to the subscriber. This course is designed to benefit those requiring an in depth knowledge of the principles and applications of ten gigabit and gigabit passive optical networking and fibre systems such as fibre to the x fttx applications and their associated equipment, its flexibility and function within a modern transmission network.
A comprehensive survey akhilesh thyagaturu, anu mercian, michael p. The amount of outputs in the splitter determines the number of splits that occur. Capable passive optical networks wiley online books. Pdf passive optical networks download full pdf book. The optical line terminal olt resides in the co, connecting the optical access network to an ip, atm, or sonet backbone. Written by two of the experts in the field, this book explains gpon in detail, both the original 2. Sep 01, 2015 in passive optical system, a single fiber from a central office optical line terminal olt is connected to optical network terminals onts or optical network units onus at customer premises.
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. As shown in the following image, it comprises of optical line terminal olt, optical network unit and passive optical splitter. Passive optical network cassettes installation zone recommendation. Passive optical network pon technologies have become an important broadband access technology as a result of the growing demand for bandwidthhungry videoondemand applications. With ever increasing demand for higher speeds, nextgeneration pons ngpons deployment is quite inevitable.
Download media access control and resource allocation. Passive optical network cassettes optical cable corporation. Gigabit passive optical network gpon for pon networks. For those that are evaluating optical access technologies, the selection will likely come down to pon passive optical networks or active ethernet. The first passive optical network pon activity was initiated by the fsan group in the mid 1990s. Optical fiber network the market needs access network passive optical network pon metro network sonetsdh. Passive optical components and their applications to ftth. Download pdf passive optical networks book full free. Media in category passive optical network the following 12 files are in this category, out of 12 total. Gigabitcapable passive optical networks gpon have a large and increasing base of support among telecommunications. Jan 22, 2016 gepon olt and onu plugnplay testing example less than 4 minutes. Aon vs pon difference between aon and pon optical networks.
Componentry and transmission are discussed in detail with emphasis on practical networking issues that affect organizations as they evaluate. The 3m passive optical lan solutions pols offers a complete endtoend fiber solution. Ethernet passive optical networks definition ethernet passive optical networks epon are an emerging access network technology that provides a lowcost method of deploying optical access lines between a carriers central office co and a customer site. The pon manager provides the one console and one screen control to orchestrate consist, repeatable, error free it policies and procedures.
Optical networks pdf download the online version of optical networks by rajiv ramaswami and kumar n. The gpon is a purely passive cabling system and has a low energy consumption this pointtomultipoint optical solution allows to share part of the infrastructure between several users. Figure1 depicts typical set up used for deployment of pon passive optical network. This project develops an xgpon module for the ns3 network simulator. In some contexts, onu implies a multiple subscriber device.
The horizons of optical networks are much more than high speed physical layer. Optical fiber, passive optical network, fttx, point to point, point to multipoint, wdm, simulation. Pdf the next generation of passive optical networks. Want to replace mountains of copper cablingand the associated energy, space and maintenance costswith a simple network of fiber. The optical elements used in such networks are only passive components, such as fibers, splitterscouplers and connectors. For an active optical network, advantages include interoperability and scalability. If these fibers extend all the way to the homes h, as. Passive optical lans are dramatically faster, more efficient, sustainable, cost effective, scalable and adaptable to future requirements than traditional copperbased infrastructure.
Written by the leading researchers and industry experts in the field, this book provides coherent coverage of networking technologies, fiber optic transmission. Basic concepts in optical networking optimization of optical network design. All optical fibers have a physical limitation known as stimulated brillouin scattering sbs sbs occurs when a high power optical signal over relatively long length 8km fiber generates variations in the fibers optical properties and scatters optical signals in the reverse direction. Depending on where the pon terminates, the system can be described as fibertothecurb fttc, fibertothebuilding fttb, or fibertothehome ftth. Integration of ethernet passive optical network epon and wimax technologies is regarded as a promising solution for nextgeneration broadband access networks. Optical access networks connect multiple endpoints to a common network node via shared fibre infrastructure. Passive optical network archives broadband library.
Is passive optical networking good for enterprises. Use features like bookmarks, note taking and highlighting while reading gigabitcapable passive optical networks. A passive optical network shares fiber optic strands for portions of the network. Atutorialonopticalnetworks nc state computer science. Epons build on the international telecommunications union itu standard g.
Transport network longhaul dwdm dwdm can be applied to metro and access networks as well, but unlikely for its high cost. They will play a vital role to scale up the number of users in quantum key distribution. Aon uses an active powered switching system, somewhat like a commercial. An olt terminates the optical signals and distributes it and internet services to as many as 16 to 128 customers per. Powered equipment is required only at the source and receiving ends of the signal. Both upstream and downstream traffic on one fiber 1490nm down, 10nm up. Olt optical line termination an olt is the service provider endpoint of a pon and is placed in a co or head end ont optical network termination an ont is a device that terminates the pon and presents native service interfaces to the user. The optical line terminal olt is the heart of the pon network.
If you continue browsing the site, you agree to the use of cookies on this website. Written by two of the experts in the field, this book explains gpon in detail, both the. Passive optical network pon knowledge introduction. Wiley encyclopedia of electrical and electronics engineering.
Each of the optical network terminals has 4 ports, serving either a single user or 2 users, assuming two ports per user. This is an exlibrary book and may have the usual libraryusedbook markings inside. Passive optical networks pons are a fiberoptic access technology that can be used for residential and business access, and also for certain backhaul applications and data communications. A pon network eliminates the need for switches and a wiring closet, which means fewer points of failure. This is the only book currently on the market that addresses optical networks. A pl c1 is generally used especially for branch degrees more than. A pon reduces the amount of fiber and central office equipment required compared with pointtopoint architectures. An extensive comparison between iteration interference cancellation and symbol predistortion in an analog domain generated ratio frequency tone based virtual single sideband direct detection orthogonal frequency division multiplexing system is presented on the basis of equalization principles, computational complexity, algorithm performance, and robustness. Gigabit passive optical networking xgpongpon course. Gigabitcapable passive optical networks gpon have a large and increasing base of support among telecommunications operators around the world.
Each type of optical network has its own advantages and disadvantages. Gigabitcapable passive optical networks gpon have a large and. Passive optic network introduction why pon pon advantages pon types pon establishment multiplexing techniques main pon systems comparisons gpon in india future technologies in pon. A feeder fiber from the central office co runs to a remote node rn, which houses a passive optical power splitterkombiner. In some cases, ftth systems may combine elements of both passive and active architectures to form a hybrid system. Pdf passive optical networks pons are telecommunication. Written by the leading researchers and industry experts in the field, passive optical networks provides coherent coverage of networking technologies, fiber optic transmission technologies, as well as the electronics involved in pon system development. With ever increasing demand for higher speeds, nextgeneration. Passive, in this context, refers to the unpowered condition of the fiber and splittingcombining components.
In order to support this everincreasing demand for higher broadband. Onu optical network unit onu is a generic term denoting a device that terminates any one of the endpoints of a fiber to the premises network, implements a passive optical network pon protocol, and adapts pon pdus to subscriber service interfaces. This module is designed and implemented with aim to provide a standardscompliant, configurable, and. Implementing nextgeneration passive optical network. Implementing nextgeneration passive optical network designs with fpgas may 2012 altera corporation internet video streaming and downloads already are starting to take up a greater share of the bandwidth and will grow to almo st 60% of all consumer internet traffic in 2014. Passive optical splitters are the key enabling technology for passive optical signal distribution and a significant part of the pon optical fiber plant investment. Passive optical networks available for download and read online in other formats. Passive optical networks free download as powerpoint presentation. Comparison of iteration interference cancellation and. Mar 26, 2012 passive optical networks yaakov j stein may 2007 and zvika eitan slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. If youre looking for a free download links of media access control and resource allocation.
Optical lans eliminate the distance constraints, power requirements and heat dispersion issues of copper. Passive optical network manager, or pon manager, is the centralized intelligence and management of the passive optical network and subtended powered devices. From the equipment room to the work area and everywhere in between, we offer plugandplay connectivity, high reliability and low cost of ownership. The passive optical splitter uses a series of silicon dioxide waveguides to split a fiber from one to two strands. Optical networks control and management springerlink. Advantages of optical networks high speed capability theoretically possible to send 50. For next generation passive optical networks springerbriefs in applied sciences and technology pdf, epub, docx and torrent then this site is not for you.