Nextgeneration ftth passive optical networks research. A electrical electronic engineering department federal polytechnic ilaro. With the introduction of passive fiber 40gbps and 100gbps taps, apcon offers short range, long range and bidirectional models to accommodate requirements for next generation data center deployments. Optical fibre is shared by many subscribers in a network known as fttx in a way that centralises most. Implementing nextgeneration passive optical network. What the future holds for nextgeneration pon technologies. Download it once and read it on your kindle device, pc, phones or tablets. The original dynamic bandwidth allocation dba scheme based on a round robin scheduling algorithm was originally proposed for the first generation cdma based epon where the network throughput and. The 3m passive optical lan solutions pols offers a complete endtoend fiber solution. Preparing for ng pon2 deployments can be complex and requires end to end network planning, and can also involve customer becoming disappointed with. Osa dynamic bandwidth allocation algorithms for improved. This paper introduces a novel architecture for next generation passive optical network pon upstream transmission based on the employment of optical orthogonal frequency division multiple access.
An epon uses a single trunk fiber that extends from a central office to a passive optical splitter, which then fans out to multiple optical drop fibers connected to subscriber nodes. Passive optical lan architectures are being deployed as the next generation design for the local area network. With our solution, you can make simple, flexible and efficient network upgrades to 10g. With the industrys growing emphasis on fiber deep and ftth rollouts, cable operators are. In the third and last white paper on passive optical networks pon, we discuss how pushing the olt interface closer to the user is important. Passive optical network evolution to next generation. The single fiber leaving the central office is typically split, using a power splitter or many power splitters distributed along the fiber. Introduction to nextgeneration ftth passive optical. From the equipment room to the work area and everywhere in between, we offer plugandplay connectivity, high reliability and low cost of ownership. Passive optical networks pon are presented as an alternative to conventional networks based on copper. The solution uses common hardware the same platform and same line card where different optics can be plugged in to serve different optical network units onu. What is nextgeneration passive optical network ngpon.
The only way to benefit from emerging applications like the internet of things iot, 4k video streaming and nextgeneration wireless is by having the right network backbone in place. The power split level ranges typically from 1 by 64 down. Passive optical networks pons represent one of the most attractive access network solutions. Power consumption evaluation for nextgeneration passive. This article describes ethernet passive optical networks, an emerging local subscriber access architecture that combines lowcost pointtomultipoint fiber infrastructure with ethernet. To address the present and future demand, broadband fiber access technologies such as passive optical. Nextgeneration passive optical network 2 ngpon2 is the latest tool to enable wireline and wireless networks to leverage existing pon infrastructure to meet the insatiable need for bandwidth. Epons are designed to carry ethernet frames at standard.
The next generation passive optical network requires a network that can provide high capacity data to meet the increase rate for high speed data. Passive optical networks explained visually youtube. High speed next generation passive optical networks. The success of these deployments has led to significant innovation in both system architecture and the components that are used t o build these systems, and the next generation of passive optical networks will inevitably be far more advanced than what is typically deployed today. Next generation ethernet passive optical network ngepon. This article reports on the standardization trends of ngpon2 nextgeneration passive optical network stage 2 systems that are being developed under a framework of the itut g. Passive optical networking for the next generation cablelabs. Protection strategies for next generation passive optical. At the optical access level, a passive optical network pon is the most popular and lowest cost architecture which enables high speed access for enter prise and.
Other than the end terminating equipment, no component in the network requires electrical power, hence the term passive. Nowhere is the next generation moniker more prevalent than in the development of passive optical networking pon standards. We compare different nextgeneration passive optical networks ngpons to a baseline gpon deployment offering similar bandwidths and quality of service qos for besteffort high speed connectivity services. In this paper, we assess the energy efficiency of various optical access solutions including both the telecom operator and the end user side. You are using a new version of the igi global website. Time and wavelengthdivision multiplexed passive optical network twdmpon is a primary solution for the nextgeneration passive optical network stage 2 by the full service access network fsan in april 2012. Faisalrecent development on time and wavelengthdivision multiplexed passive optical network twdmpon for nextgeneration passive optical network stage 2. In this paper, we propose new scheduling algorithms to improve the performance of the code division multiple access cdma enabled next generation ethernet passive optical networks ngepon. In this research, a design of passive optical network that meets the requirements of next generation passive optical network stage two ngpon2 is. The pon passive optical network is a passive optical network that is typically deployed in a pointtomultipoint fashion similar to a star network. The fsan full service access network group and itut international. Evolutionary andor revolutionary pon upgrade resulting in significantly increased capacity.
Utilizing singlemode fiber optic cables as the dominant medium, a passive optical lan polan is capable of reaching distances of 20 km or moremore than enough to be the perfect solution for large and small campus networks or multi. Meeting the challenges of photonic integrated circuits testing for nextgeneration networks add to favorites to add favorites to a list, you must be logged in to your account. The evolution of legacy pon technologies gponepon should provide huge network resources and costeffective solutions to fulfill the new user applications and network provider demands. Passive optical lan, the next generation design for the. It lets you connect xgpon1, xgspon or twdmpon optical network terminations using one line card and a platform that is already widely deployed for gpon. We now have the opportunity to converge various next generation technologies into a single, universal ngpon solution. Our universal nextgeneration pon approach converges several key ngpon technologies into one solution. Eliminating physical constraints from the access network abstract in response to the voracious consumer demand for bandwidth, two new next generation passive optical network pon technologies have been standardized and are ready for deployment. Fsan began studies to assess needs in late 2010, they concluded that there is a great gap between user needs and the bandwidth offered by the 10 gbps capable passive optical network 10gpon known as xg pon technologies. Research towards unlimited bandwidth access prat, josep on. This bandwidth has an exponential growth that should cope with deployments of next generation optical access networks.
The pon technology uses an optical line terminal olt at the central office co and an optical network unit onu at the users premises, connected through an optical distribution network odn in a. Migration to the next generation passive optical network. One of the latest iterations of the pon standard, nextgeneration passive optical networking 2 ng. Pon2, however, provides powerful new capabilities that. Ngpon2 nextgeneration passive optical network 2 is a 2015 telecommunications network standard for a passive optical network pon.
Passive optical networks pons have become a popular fiber access network solution because of its service transparency, cost effectiveness, energy savings, and higher security over other access networks. Implementing nextgeneration passive optical network designs with fpgas passive optical network pon technology is emerging as the key access technology, as it has a scalable and costeffective architecture to satisfy the evergrowing bandwidth requirements generated by advanc ed applications such as highdefinition television hdtv. Research towards unlimited bandwidth access kindle edition by prat ed. Vendor neutral passive optical lan white paper tellabs. The proposed design was simulated using optisystem software taking into consideration the practical parameters of existing systems. Passive optical networks pons are a series of promising broadband access network technologies that offer enormous advantages when deployed in fiber to the. Definition of nextgeneration passive optical network ngpon. The standard was developed by itu and details an architecture capable of total network throughput of 40 gbits, corresponding to up to 10 gbits symmetric upstreamdownstream speeds available at each subscriber. White paper passive optical network, the next generation. Building a next generation optical access network 1 ethernet passive optical network epon building a next generation optical access network authors glen kramer and gerry pesaventoalloptic inc. Ngpon2 standards upgrade the hardware and software in the optical line terminals olt at the end of fiber cables to provide faster speeds, lower latency, simplification of operations and increased automation in the fiber network. The global passive optical network pon market was estimated at usd 5. Passive optical networks an overview sciencedirect topics. The future of passive optical networking is here broadband forum.
Twdmpon coexists with commercially deployed gigabit pon gpon and 10 gigabit pon xgpon systems. With the help of next generation technology, verizon has raised the bar for customer internet connection. Evaluation of the effect of fiber optic dispersion on a. Pdf the next generation of passive optical networks. Due to the rapid growth of internet with new generation of services and applications, demand for faster and cheaper access network has been rising. Both the itut and ieee are creating next generation pon standards. The fsan next generation passive optical network ngpon task group has the objective of capturing operator requirements and developing specifications for. Ngpon2 also known as twdmpon, nextgeneration passive optical network 2 is a 2015 telecommunications network standard for a passive optical network pon. Passive optical networking for the next generation. Use features like bookmarks, note taking and highlighting while reading nextgeneration ftth passive optical networks. This is the ituts next generation standard following on from gpon or gigabitcapable pon. The next generation of passive optical networks journal. Next generation passive optical network offering 40gbs or more bandwidth.
Passive optical networks pons have evolved to provide much higher bandwidth in the access network, attracting therefore. Recently, a wdmpon system has gained significant attention to support. Towards a new generation of passive optical networks. Nextgeneration ftth passive optical networks gathers and analyzes the most relevant techniques developed recently on technologies for the next generation ftth networks, trying to answer the question. To provide the right speeds to the right customers, communications service providers csps are deploying nextgen and legacy passive optical network pon technologies by overlaying multiple new wavelengths on existing fibers. As the demand for higher bandwidth per user is increasing and accelerating, there is an inevitable need for an evolution from the currently deployed passive optical networks. Performance analysis of next generationpon ngpon architectures a. Pon utilizes passive lowpower components which removes the need for powerfeeding in the fiber distribution network. Introduction to nextgeneration ftth passive optical networks posted on april 17, 2014 by admin optical fiber access to user, the socalled fibertothehome ftth, is becoming a mature concept along with a reality in lots of regions of the world, with more than 8 millions homes already connected, in an exponential growth. There is a need to explore the market potential and technology options for a next generation of epon, operating at data rates beyond 10 gbs. Standardization trends for nextgeneration passive optical. From the equipment room to the work area and everywhere in between, we offer plugand. Viable alternative for next generation ftth wdmpon.
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