Engineering aerial facilities ota technical conference september 4, 2014. Pdf cabling is the process of packaging optical fibers in a cable structure for handling and protection. The first itut handbook related to optical fibres, optical fibres for. Optical fiber is the technology associated with data transmission using light pulses traveling along with a long fiber which is usually made of plastic or glass. This paper presents a modular software system for computeraided fiber optic networks design, enabling automated cost calculations within cable installation. A device used for characterizing a fiber, wherein an optical pulse is transmitted through the fiber and the resulting backscatter and reflections are measured as a function of time. All tests performed on optical fiber cabling that use a laser or led in a test set shall be carried out with. Metal wires are preferred for transmission in optical fiber communication as signals travel with fewer damages. Datasheet the construction of fiber optic cable fiber optic elements fiber optic cable provides the most advanced communication media available today.
Fiber optics and fiber construction the development of lasers and optical fiber has brought about a revolution in the field of communication systems. Rp fiber calculator the convenient fiber optics software. An increasing amount of fiber will be installed in the future as we find more and more uses for this technology. Pdf design and construction optical fiber sensor system for. Fiber optic cable provides the most advanced communication media available today. The topic of this project is optical fiber and its applications. The electrical to optical converter uses a laser, or perhaps an led, to transmit the light at 10nm or 1550nm. Documenting every aspect of an optical fiber network. When light enters one end of the fiber it travels until it leaves the fiber at the other end.
Fiberoptic communication is a method of transmitting information from one place to another by. This is the physical medium that transports optical data signals from an attached light source to a receiving device. Metal wires are preferred for transmission in optical fiber communication as signals travel. While in the beginning i have tried to give a general view about this topic. Os1 single mode tight buffered cable each fiber has its own. Most common material used in fibres is fused silica amorphous sio. The optical to electrical converter at the receiver end, has an optical detector and an electrical reclocking amplifier.
Main roads western australia specification 705 optical fibre installations page 8 of 26 contract xxxxx document 1433 issue 01082014 2. Use the code in the fiber type column to replace the xx notation in the catalog number shown on the catalog page. A typical glass fiber consists of a central core material. Fibercable 2 adds the ability to generate highfibercount cable otdr acceptance reports and fibercharacterization reports combining various test. My efforts and wholehearted cocorporation of each and everyone has ended on a successful note. With just a phone call or an email, you can be in touch with a team of trained information specialists and technical experts that are ready to answer your questions and provide you with the information you need. An increasing amount of fiber will be installed in the future. Companies have developed tools and equipment bugging and stealing data. Optical fibers are also unaffected by electromagnetic interference.
Enterprise software, built by osp engineers, to plan, build, and operate a better fiber optic network. An optical fiber for the telecommunication is made of glass designed to guide light along its length by total internal reflection. While there are many components used in building up a fibre optic link fiber optic link, the fibre optic cabling is obviously the key element. Optical fiber construction and definitions in the previous section optical fiber was. Aerial cable placing procedure sterlite technologies. Optical fibre class 12 physics investigatory project report.
As computers have evolved the standardization of softwarebased operating. Geospatial network inventory free gni free is a free version of telecom network inventory system gni. If you have a cable construction and want to build a part number, use the following steps. Fibertrace 2 and fibercable 2 postprocessing pc software tools are designed. Construction of optical fiberfiber categoriesfiber optics. Optical fibre communication systems employ optical fibres to send information from one place to another. Cables that contain one or more than one optical fibers which are used to carry light are referred as optical fiber cable. Light losses in fibres fibre is a transparent cylinder made of a dielectric.
There are two typical choices for the modulation format of the signal. In an optimized fiber optic network,cables go directly to the work area with only passive connections in the links. Canadian service provider sasktel had completed construction of what was then the. It shall also be a location at which fiber measurements can be made. Variation in output power due to target movement was theoretical analyzed from study of variation of gaussian front wave profile of using matlab program within. Stls customised cable solutions cater to highbandwidth applications of data centers, global internet companies, isps and telcos, citizen network services. Optical fiber backbone cabling unm it the university of new.
The digital communication techniques discussed so far have led to the advancement in the study of both optical and satellite communications. Nahla abdulrahman hussain department of electrical engineering baghdad university, iraq. Fiber optic fttx network planning and design lepton software. High performance fibre optic cables for nextgen applications. Pdf integrated visualization of installation plans and installation. Despite the fact that security monitoring system is high in communications using optical fibre, communications are still easy to be penetrated and information could be stolen. An optical fiber with a small core diameter in which only a single mode of light is. Tools and equipment needed should be in good condition and must be checked by supervisor prior to usage in the construction area. I have attached the complete project report for your reference and you can download it for free here. Ftth design software free geospatial network inventory free.
Experiments on the propagation of information carrying light waves through an open atmosphere were conducted. On the other hand, the polymer optical fibre, such as poly methyl methacrylate and perfluorinated graded index polymer optical fibre pfgipof are preferred to be used inbuilding networks. The larger the core, the more light the cable can carry. Where practicable, outside plant optical fiber cables shall be located below electric light or power. Laser ultrafox cables are laserready, eliminating the need for expensive mode conditioning patch cords. Since the introduction of fiber in the 1970s, optical fibers have revolutionized.
The optical fiber mainly consists the following six parts as shown in figure core. Intergraph gtechnology fiber optic works provides you with a complete software product for fiber design and management, meeting the requirements for both outside and inside plant design. Optical fibers are therefore classified as stepindex or gradedindex, and multimode or singlemode, as illustrated in fig. Eliminating confusion between the different terms, and providing an understanding of the cable construction will make handling the products less complicated. Optical fibre cables are described by characteristics such as physical characteristics, category and optical fibre strands. The construction of fiber optic cable pdf slideshare. Pdf cabling is the process of packaging optical fibers in a cable structure for handling and. Abstract fibertothehome ftth has long been recognized as a. Rp fiber power simulation and design software for fiber. Jul 14, 2018 friends, heres a great physics investigatory project for class 12 students. The free fiber optics software rp fiber calculator. It is intended for personnel with prior experience in planning, engineering, or placement of aerial cable.
An optical fiber is composed of a very thin glass rod. The jacket should be appropriate for the environmental conditions that the fiber optic cable will be subjected to. Agrawal institute of optics university of rochester email. The basic law of light guidance is snells law figure 5. An example use may be within a data distribution system. In premises applications, fiber optic cables can be used as the backbone cabling in a standard structured cabling network, connecting network hardware in the computer roommain cross connect. This practice covers the basic guidelines for installation of aerial fiber optic cable.
In reality it is a very narrow, very long glass cylinder with special characteristics. A fiber optic cable can contain a varying number of these glass fibers from a few up to a couple hundred. Optical fibre technology an overview sciencedirect topics. Pole line construction and strand installation are not covered in this document. There are a variety of jacketing materials that are used in fiber optic cable construction. Need for high speed connection throughout the building organization to increase efficiency is expected to further enhance the optical fiber cable market growth. A fibre optic cable consists of a glass or silica core. I have made this report file on the topic optical fiber communication. The optical fiber elements are typically individually coated with plastic layers and contained in a protective tube suitable for the environment where the cable will be deployed. The output typically appears on a coaxial bnc connector. Types of optical fibers physical structure of optical.
With our software you are ready to automatically create accurate, high quality, geo referenced, highlevel and lowlevel detailed ftthfttx designs. Optical fibre cables bim object definition from nbs. Principles of optical fiber communications tutorialspoint. The ftth construction features the pon technology, which provides point to point. Optical fibre has become a necessity for telecommunication companies as a preferred transmision medium catering to their most aggresive bandwidth demands.
Cfo 301 standard for installing and testing fiber optics management, security or fire alarm systems, or any other communications link. Rp fiber power is a powerful modeling software for designing and optimizing fiber devices in particular, fiber amplifiers and lasers as well as other types of waveguide lasers, but also fiber couplers, multicore fibers, helical core fibers and tapered fibers. Fiber optics lab manual instructors manual for classroom and. Technical specification for single mode optical fiber. The application of fiber optic communication may seem elegant in its simplicity, but fiber optic cable testing requires an understanding of some basic principles that differentiate fiber testing from its analog wire testing predecessor. An optical fiber is a very thin strand of silica glass in geometry quite like a human hair. Fibre optic construction fibre optic cabling has the following components starting in the centre and working out. Iec 607943 optical fibres product specifications outdoor cable. The solution was prepared for the telecom operators and companies that plan, design and build ftth networks. Thus, for most applications, the fiber must be made into a cable. Fiber optic ftth network planning, management software. During this survey the placing supervisor will be able to observe.
Ospinsight fiber optic network management software. Grade c construction, defined in nesc, is sufficient for most. This architecture is calledcentralized fiber optic cabling. One of the most important steps in the engineering and placement of a new optical cable is the pre construction site survey. Cornings optical cable part numbers have the following format. A main purpose of a fiber optic cable is to protect the fiber core inside the cable that carries the light signal transmission. This chapter emphasizes the nature of optical modes and their group velocities in stepindex and gradedindex fibers. Geospatial network inventory free is a qgis and freecad based, smart and automated fttx planning and design software solution. Large fiber to the home fttx projects are usually broken down into hundreds of subprojects for every region. Performance of cabled optical fiber the performance of cabled single mode optical fiber corning itut rec. The core medium refractive is always greater than the cladding refractive index. Construction of optical fiberfiber categoriesfiber. Unfortunately, the optical fiber construction shown in figure 3 is fragile.
Fiber optic network design software fttx network design ftth network planning and design. Fiber optic network planning and design geospatial. This white paper discusses the benefits of intergraphs fiber optic works solution. This identifies the fiber that will be provided with the cable choice. Principle and working the optical fibre is a device which works on the principle of total internal reflection by which light signals can be transmitted from one place to another with a negligible loss of energy. Standard compounds and special variations of these compounds can be used in making the jacket. Get on the path to improved performance with the worlds most comprehensive fiber network software fiber optic ftth network planning, management software company 3gis solutions. A fiber optic cable, also known as an opticalfiber cable, is an assembly similar to an electrical cable, but containing one or more optical fibers that are used to carry light. Optical fibre systems reputation is built on meeting our clients specific requirements through our custom manufacturing service as well as our teams infield knowledge and expertise.
In the context of its 10year anniversary in 2014, rp photonics has published this software and made it available via free download even for commercial use there is also an enhanced version rp fiber calculator pro, for which user licenses are sold regularly. Submit all test results using linkware or other wised approved software. Feb 12, 2014 the construction of fiber optic cable pdf 1. The purpose of this article is to provide the nontechnical reader with an overview of. For each serving area, the network needs to be accurately planned and designed for every street, so that all houses sdus and multiple dwelling units mdus are ready to be connected during the. Without optical fibre technology the information revolution, which changed our way of communications and created the information society, would not be possible. The core is the highly refractive central region of an optical fiber through which light is transmitted. I have tried my best to elucidate all the relevant detail to the topic to be included in the report. The standard telecommunications core diameter in use with smf is between 8 m and 10 m, whereas the standard core diameter in use with mmf is between 50 m and 62. Design and implementation of a practical ftth network. Fiber optic communication 18 00 01 01 installation guide for opgw and adss sheet 1 of 4 distribution construction standards eng. The first step in the design of an optical communication systems is to decide how the electrical signal should be converted into an bit stream. Fiber optic network design software fond biarri networks. Consider two dielectric media with different refractive indices and with n 1 n 2 and that are in perfect contact, as shown in figure 5.
Plastic optical fiber is made of a plastic core surrounded by a plastic cladding. Hence, based on the differences in the structure of the core, there are three main types of optical fibers. Ftthgpon engineering rules we were able to create a product automating the work in designing a concept of the planned fibre optic network. Large fiber to the home ftth projects are usually broken down into hundreds of subprojects for every region, each with multiple fiberserving areas.
A geospatially enabled infrastructure management system can transform engineering, field construction, customer service, and more. Connect with us to see why fiber network and broadband operators have chosen ospinsight for over 25 years. Fiber optics, with its comparatively infinite bandwidth, has proven to be the solution. A fiberoptic cable, also known as an opticalfiber cable, is an assembly similar to an electrical cable, but containing one or more optical fibers that are used to. Design and implementation of a practical ftth network dheyaa jasim kadhim department of electrical engineering baghdad university, iraq. An optical fiber can be understood as a dielectric waveguide, which operates at optical frequencies.
The core is a single continuous strand of glass or plastic thats measured in microns by the size of its outer diameter. The optical fiber elements are typically individually coated with plastic layers and contained in a protective tube suitable for the environment where the cable will be. Feed the fiber through the connector as a dry run that is to see if the fiber fits and. Such a solution extends the engineering design and construction process from the office to. Fiber optics, or optical fiber, refers to the medium and the technology associated with the transmission of information as light pulses along a glass or plastic strand or fiber.
Pdf design and construction of security monitoring. The software offers both efficient power propagation and full numerical beam. Based upon fiber types in a cable, fiber optic cables can be categorized as three types. The following diagram shows the construction of a fiber optic cable. For optical fibre backbone cable installations a minimum. The corning optical fiber information center cofic is the most extensive fiber optic information resource in the world. In addition to the paper copy of the test reports, we also offer webtrak, a web program that puts factory cabling results online for all of our fiberoptic cables. Fibre optic technology relies on the fact that it is possible to send a light beam along a thin fibre suitably constructed. As mentioned in the article on the structure of optical fibers, the properties of data transmission via a fiber optic depend on the core. A fiberoptic cable, also known as an optical fiber cable, is an assembly similar to an electrical cable, but containing one or more optical fibers that are used to carry light. Backbone cables typically contain larger numbers of fibers than horizontal fiber optic 1. What is fiber optics optical fibre and how does it work.
Fiber count digits fiber type digit 4 cable construction digits 5 and 12 central memberouter jacketflammability listing digit 6 fiber placement digit 7. Fond is our flagship, webbased fiber optic network design software that has been built over the past decade to connect data, osp rules, and technology. Basics of fiber optics mark curranbrian shirk fiber optics, which is the science of light transmission through very fine glass or plastic fibers, continues to be used in more and more applications due to its inherent advantages over copper conductors. Opticalcable construction fiberoptic technologies cisco.
544 1396 418 777 982 274 1083 1048 1202 615 813 181 735 549 918 46 166 583 418 832 1383 1374 599 301 1226 218 689 914 813 710 1112 142 998