We begin with a highlevel view of the segments of the global network and the economic forces driving the revolution in fiber optic networks. 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. Maximum distance limit of a lightpath is called the optical reach. A passive optical network, on the other hand, does not include electrically powered switching equipment. With more customers adopting pon technology, integrators, installers and end users are finding it beneficial to hone their design and test skills of the optical fiber cabling infrastructure that supports pons. Because it requires power, an active optical network inherently is less reliable than a passive optical network. Pons are easily scalable, provide advanced security, are highly reliable for consistency, and help optimize the bandwidth connectivity. Decreases with transmission bit rate bypassenabled network instead of alloptical network one key advantage of a lightpath is transparency. Jan 14, 2018 pon passive optical network, optical line terminal olt, optical distribution network odn, optical network unit onu, types of pons, tdmpon, wdmpon, ofdmpon. Fiber capacity the first implementation of what has emerged as the optical network began on routes that were fiber limited. Optical fiber communication has brought us a new in ternet society. A few of the most important reasons for migrating to the optical layer are described in this module. Fttx pon guide testing passive optical networks klinkmann. Jun 01, 2016 since it requires power, an active optical network inherently is less reliable than a passive optical network.
Advantages of optical nets include greater bandwidth and speed. Corning is committed to redefining innovation in the data center and local area networks. Basic concepts in optical networking optimization of optical network design how to handle faults in optical networks. Abstractelastic optical network eon efficiently utilize spectral resources for optical fiber communication by allocating minimum necessary bandwidth to client. Comparison between active and passive optical network fiber. Atm passive optical networks must be engineered to meet the most stringent timing requirements so customers consistently get the best performance quality no matter which application is being used. Passive optical network pon re network architecture. A passive optical network pon is a fiberoptic telecommunications technology for delivering broadband network access to endcustomers.
From the equipment room to the work area and everywhere in between, we offer plugandplay connectivity, high reliability and low cost of ownership. 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. The fiber backbone is the infrastructure of data routes that allow people and businesses access to the internet. Passive optical components and their applications to ftth. In optical networking, this results in signal degradation. Epons build on the international telecommunications union itu standard g. On the passive optical network pon, it is possible to transit atm cells according to the technique developed by the working group fsan full service access network. Optical network drivers many factors are driving the need for optical networks. The 3m passive optical lan solutions pols offers a complete endtoend fiber solution.
From the architecture diagram, the optical access network comprises the following scenarios. P a s sive optic al n et works contents introduction motivation optical access networks passive optical networks pon tdmpon physical layer and devices. Optimized routing and spectrum assignment for video. A pon system can be fibertothecurb fttc, fibertothebuilding fttb or fibertothehome ftth. In japan, ftth fiber to the home net works, in which optical fibers are installed directly to users homes, have been so popular that the number of contrac. Olt assigned time slots upstream optical line terminal olt in central office. A model of full duplex hybrid coofdmtwdm pon integrated with wireless local area network wlan is proposed here which is an emerging optical wireless fiwi network to enhance the facility of. Covers architecture, design, and monitoringmanagement issues. Statistical assessment of open optical networks mdpi. Both upstream and downstream traffic on one fiber 1490nm down, 10nm up. Passive fiber access architectures gpon optimize the ftth business model by leveraging the high subscriber density allowed by passive splits as high as 64 users per pon or olt port. The gigabitclass passive optical networks are standardized and. Optical fiberbased networks can meet the increasing demand for faster and higher bandwidth broadband connections to user premises. Everything you always wanted to know about optical networking.
Generate traffic requests between network nodes pdf. Passive optical networking pon is a technology used by service providers for fibertothehome topologies. A passive optical network pon is a cabling system that uses optical fibers and optical splitters to deliver services to multiple access points. Download 6page pdf solving network challenges how enterprises are solving evolving network challenges with pon. The optical path that consists of these components is called the optical distribution network odn. 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. Both of these types of optical network make up the fiber backbone of the internet. 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.
What is the difference between a passive optical network and an active optical network. Passive optical network pon knowledge introduction. Media in category passive optical network the following 12 files are in this category, out of 12 total. Pdf a survey of passive optical networks international. The network planning problem is further extended to multicorefiber mcf based sdm. Optical networks based on wavelength division multiplexing wdm technology that operate within the cband are near the limit of their. Download 5page pdf tellabs innovates with minionts. A pon system consists of optical line termination olt at the. If you continue browsing the site, you agree to the use of cookies on this website. Global passive optical network pon equipment market.
Ultrawideband wdm optical network optimization mdpi. Active optical networks, however, also have their weaknesses. Precise timing at the onuont will ensure that upstream transmissions from multiple onusonts do not collide, as well as minimize. Depending on where the pon terminal is located, the system can be described as fibertothecurb fttc, fibertothebuilding fttb, or fibertothehome ftth. Is passive optical networking good for enterprises. 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. 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. This was the very first of the pon standards and was based on atm asynchronous transfer mode. An indepth overview of pon technologies and the potential applications that they enable. When the links are optical fiber optical network but the signal might go through eo and oe conversion. Optical fiber, passive optical network, fttx, point to point, point to multipoint, wdm, simulation. Access networks providing peripheral links lastmile access to the endusers.
Passive optical network equipment market share, trends. Highcapacity optical fiber links between cities and major hubs e. Syed shujat ali 14211065 m masoud ahmad 1421211016 numan ahmad naseer 1421211 2. This neverending drive to solve customer problems ensures that we work closely with technology allies to develop leading solutions for today and beyond. 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. Passive optical network pon re free download as powerpoint presentation. The optical line terminal olt is the heart of the pon network. 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. Inherited from ftths fiber to the home longdistance technology, the ftto fibre to the office or pol.
The optical line terminal olt resides in the co, connecting the optical access network to an ip, atm, or sonet backbone. The optical elements used in such networks are only passive components, such as fibers, splitterscouplers and connectors. A passive optical network pon is a telecommunications network that uses. Aug 03, 2018 this article explores the various types of pon passive optical networks, how they differ and what they are used for. A passive optical network pon is a system that transmits all or most of the fiber cabling and signals to endusers. Sep, 2016 comparison between active and passive optical network as time goes by, in order to meet the need for higher bandwidth, faster speed and better utilization of fiber optics, ftth access networks designs have developed rapidly. They require at least one switch aggregator for every 48 subscribers. Planning and provisioning strategies for optical core networks diva. Using single mode fiber, the olt connects to passive optical splitters, which replace the switch in the closet and require no power. Active optical network simple, standardized and mature technology 1 fiber line curb switch power in the field.
Standardsbased design and testing for passive optical networks written by loni le vanetter, 3m communications markets division. What are the different types of pon passive optical networks. Optical communication networks are considered the main catalyst for the transformation. An ptica etwr connects computers or any other device which can generate or store data in. A single fiber is used to support multiple customers. Integration of ethernet passive optical network epon and wimax technologies is regarded as a promising solution for nextgeneration broadband access networks.
1306 675 1521 749 1428 1064 144 1110 1620 1364 185 533 1458 882 878 983 152 427 649 923 1037 531 224 1295 32 1495 688 157 879 40 447 596 196 421 771 158 1236 527 132