The standardization of passive optical networks capable of transporting ethernet frames at gigabitpersecond speeds, currently in progress in both itut and ieee, constitutes a major milestone. The cabling has a longer life, longer reach, is less susceptible to interference, and has faster connector solutions. Integration of quantum key distribution and gigabit. Tcp performance over gigabitcapable passive optical. Whats the difference between epon and gpon optical fiber.
Capable passive optical networks wiley online books. Gigabit capable passive optical networks gpon have a large and increasing base of support among telecommunications operators around the world. This technology allows sharing fiber optics among customers, reducing cost and maximizing the use of bandwidth. Gpon is the acronym for gigabitcapable passive optical network. We suggest a compact and efficient duplexer using the multimode interference mmi effect and the extraneous selfimaging phenomenon for gigabitcapable passive optical network and gigabit ethernet passive optical network applications. Current research focuses on scheduling and determining the length of the sleep periods. Gigabit capable passive optical network gpon training. A gigabitcapable passive optical network gpon is a characteristic point to multipoint singlefiber bidirectional passive optical network, mostly used in access networks. However, the gigabit capable passive optical network itself has more bandwidth than tripleplay users need, as well as other mechanisms like the ability to provide quality of service. The quality or performance of a digital communication system is specified by its ber or q value with respect to other parameters such as receiver sensitivity. Gigabitcapable passive optical networks dave hood, elmar trojer. Click on the selected format and language to get the document format. Professor olav tirkkonen, aalto university instructor.
Eponethernet passive optical networkoptical communication. Gpons will play a vital role in scaling up the number of users in qkd networks because gpon and qkd integration has been proposed. Firstly, it specifies the managed entities of a protocolindependent management information base mib that models the exchange of information between the optical line termination olt and the. Hingga kini persaingan terus terjadi antara gpon vs gepon. In this paper, we investigate power management problems that affect gigabitcapable passive optical networks gpons. Pon passive optical network pertama kali dibuat oleh full service access network fsan yang kemudian di standarisasi oleh itut abpon, gpon atau ieee epon.
Gpon gigabitcapable pon, or gpon, developed by the itut utilizes ipbased protocols and is recognized for outstanding flexibility with respect to traffic types, including triple. This recommendation proposes the physical layer requirements and specifications for the pmd layer of a gigabitcapable passive optical network gpon. A gpon network consists of olt optical line terminals, onu optical network unit, and a splitter. A pon reduces the amount of fiber and central office equipment required compared with pointtopoint architectures. This is a demo about the cisco gigabitcapable passive optical networks gpon technology. The gigabitcapable pon gpon is speci fied by international telecommunication. Optical fibre is shared by many subscribers in a network known as fttx in a way that centralises most. Keywords passive optical networks, access networks, transport technology, virtual private networks, optical access technologies, transport concepts, ethernet, cable networks, wireless access, packet switched networks. Development of the gigabitcapable passive optical network gpon standard g. In gpons, the basic principle for power reduction is to keep optical network units onus in the power saving state, wherein some of the hardware and software functions are turned off.
The main characteristic of gpon is the use of passive splitter in the fiber distribution network, enabling one single feeding fiber from the provider to serve multiple homes and small businesses. Osa planarlightwavecircuitbased duplexer for gigabit. How gpon works gigabyte passive optical network gpon. These shorthaul networks of fiberoptical cable are used for internet access, voice. This is the ituts next generation standard following on from gpon or gigabitcapable pon. Optical line terminal optical network unit passive optical splitter pstn internet iptv onu onu pon is a kind of passive optical network featuring onetomultiplepoint architecture. Gigabitcapable passive optical networks gpon transmission convergence layer specification. Gpon gigabitcapable passive optical network glossary. Gigabitcapable passive optical networks gpon have a large and increasing base of support among telecommunications operators around the world. Definitions, abbreviations and acronyms in force superseded and withdrawn components. A passive optical network pon is a single, shared optical fiber that uses inexpensive. Ont management and control interface specification 1 scope this recommendation specifies the optical network termination management and control interface omci for the gpon system defined in itut g. Gigabitcapable passive optical networks communication. Gpons passive optical network delivers a much higher bandwidth capacity than traditional networks, with speeds capable of exceeding the maximum nbn plan by ten times conservatively.
Gigabitcapable passive optical networks gpon have a large and increasing base of support among telecommunications operators around. One way of providing fiber to the home is through a gigabit passive optical network, or gpon. The transmission convergence tc layer and ranging protocol specifications for gpon systems are specified in itut g. The original passive optical network standards, apon and bpon, have gradually given way to the bandwidth and overall performance benefits of the newer versions. This system operates over a pointtomultipoint optical access infrastructure at the nominal data rate of 10 gbits both in the downstream and the upstream directions.
In a 4user network the splitter adds at least 6 db of optical loss to the quantum channel, a 64user network the splitter adds 18 db of optical loss to the quantum channel. To enable cuttingedge standardization of future optical access systems, the. Gigabit passive optical network gpon optical solutions. Written by two of the experts in the field, this book explains gpon in detail. Written by two of the experts in the field, this book explains gpon in detail, both the original 2. To experimentally evaluate the suggested duplexer, silicabased mmi couplers were tested using light sources with wavelengths of 10 and 1490 nm. Definitions, abbreviations, and acronyms superseded. Its main characteristic is the use of passive splitters in the fiber distribution network, enabling one single feeding fiber from the provider to serve multiple homes and small businesses. Compared to other broadband access technologies such as dsl and cable modem, ethernet passive optical network epon and gpongigabitcapable pon offers competitive advantages including lower operating costs, long transmission distance, high bandwidth, which is an effective and popular fiber optical communication technology for the broadband. The olt takes in all of the optical signals in the form of beams of light from onus and. Passive optical networks and fttx ryerson university library. 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. Definitions, abbreviations and acronyms establishes common terms and acronyms used in the g.
Ufnano gpon optical network unit the ufiber nano g is a robust, high. Gepon system is designed for telecommunication use. Both symmetrical and asymmetrical upstreamdownstream gigabitcapable passive. Written by two of the experts in the field, this book selection from gigabitcapable passive optical networks book. The gepon gigabit ethernet passive optical network system is composed of the optical line terminal olt, optical distribution network odn and optical network unit onu. Xgpon, 10gigabitcapable passive optical network, provides asymmetric 10g gpon transmission maximum downstream line rate. Optical splitters are employed to access each user in a gigabitcapable passive optical network gpon. Pons are called passive because, other than at the co and subscriber endpoints, there are. However, the gigabitcapable passive optical network itself has more bandwidth than tripleplay users need, as well as other mechanisms like the ability to provide quality of service. Epon and gpon are popular versions of passive optical networks pons. Standardization trends for nextgeneration passive optical. Gigabitcapable passive optical networks gpon equipment. The foundation established by this book is also invaluable in understanding ng2 next. Pdf the main application and usage of a gigabitcapable passive optical network in a telecommunication network is for providing tripleplay.
Adaptive state transition control for energyefficient. A gpon network is capable of transmitting ethernet, tdm time division multiplexing as well as atm traffic. Pon means passive optic network, epon is integrated with ethernet technologies, and gepon is a gigabit epon. Pon consists of optical line terminal olt, optical network unit onu and optical distribution networkodn. Namun tetap saja, gpon memiliki dominansi pasar yang lebih tinggi dan roll out lebih cepat speedy dibanding penetrasi. A passive optical network is a form of fiberoptic access network. Very high bit rate digital subscriber loop vdsl supports a maximum bit rate of. Complete introduction of gpon gigabit passive optical.
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