Fiber optical communication lecture 1, slide 12 transatlantic cables fibers are used for high speed, long haul communication, but also for. The role of fiber optic cables in computer networking. Also explore the seminar topics paper on optic fibre cable with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year electronics and telecommunication engineering or ece students for the year 2015 2016. Powerpoint designer improves slides for microsoft 365 subscribers by automatically generating design ideas to choose from. Fiber optics transports light in a very directional way. Just be a successful presenter by using powerpoint template for your fiber optics ppt.
Today, an industry standard exists for measuring optical fiber macrobending, iec 60793147 measurement methods and test procedures macrobending loss. If you have ever wondered how you can download information from the internet so fast or talk to someone anywhere in the world and hear them so clearly, its mainly because the connection is over fiber optics. Intercity connects and city networks providing high speed connections to terminals providing wireless services high speed 100 mbits and above services fttx, where x home etc. Brief introduction and applications of fibreoptics. 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. The field of fibre optics communications has exploded over the past two decades. Fiber optics presentation template includes builtin layouts and stunning backgrounds to make your presentation a winner. Light is focused into and guided through a cylindrical glass fiber.
In the optical fiber the rays undergo repeated total number of reflections. Every device connected to the network must have a unique mac address. This research paper will cover the basis of fiber optics in terms of its transmission, communication, origin, uses and applications. Foss has delivered fiberoptic solutions and built fiberoptic infrastructure since 1984. While youre putting content on a slide, designer works in the background to match that content to professionally designed layouts. Digital video is often transported over long distances using fiber optics.
A fiber optic cable is a network cable that contains strands of glass fibers inside an insulated casing. If audio is embedded in a digital video bit stream, it will be automatically transmitted over a fiber optic link along with the video. Macrobending of an optical fiber is the attenuation associated with bending or wrapping. Optical fiber powerpoint template is a free background for powerpoint presentations with an optical fiber image that you can download to decorate your presentations. Downing chapter 9 fiberoptic communications systems 9. 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.
Solitons are waves that retain their form through obstacle and distance. From the very beginning, locally produced products have been at the heart. Optical fiber carries much more information than conventional copper wire and is in general not subject to electromagnetic interference. Download introduction to fiber optics ppt for free. Digital trends 3434 the most important type of media that uses light is an optical fiber. Fiber optics technology is the property of its rightful owner.
In telecommunications, fiber optic technology has virtually replaced copper wire in longdistance telephone lines, and it is used to link computers within local area networks. Metal wires are preferred for transmission in optical fiber communication as signals travel with fewer damages. An overview of macrobending and microbending of optical. Compared to wired cables, fiber optic cables provide higher bandwidth and transmit data over longer distances. Ppt fiberoptic communications powerpoint presentation. Ppt optical fibers powerpoint presentation free to. This was invented in the 1790s by the french chappe brothers. Ph 0101 unit3 lect 6 fiber optics basic principles physical structure of optical fibre propagation characteristics of optical fibre unit iii lecture 6 fiber optics. This article provides the basic principles needed to work with this technology.
Cabling, including fiber optics, is covered in the layer 1, the phy or physical layer. Using common file types and sizes from the site, the below table gives an indication on how fast fast fiber optic internet service is. Fiber optic data transmission systems fiber optic data transmission systems send information over fiber by turning electronic signals into light. Fundamentals of fiber optic systems optical fibers guide light waves within the fiber material because light rays bend or change direction when they pass from one medium to another. Fibre is an integral part of modern day communication infrastucture and can be found along roads, in buildings, hospitals and machinary. The slide design has a hand over a blue background and the template has a grey background color. Light refers to more than the portion of the electromagnetic spectrum that is near to what is visible to the human eye. Fiber optics optical fibers are long, thin strands of very pure glass about the diameter of a human hair. Fiber optics, also spelled fibre optics, the science of transmitting data, voice, and images by the passage of light through thin, transparent fibers. The content will help students understand the wider topic of the development of new technologies.
Ppt fiber optics powerpoint presentation free to download. A useful source of information to anyone who works with fiber optics, this stateoftheart guide covers the newest technological innovations in fibers. Optical fiber technology can carry much more data than conventional copper wires and. Fiber optics go back as far as roman times, but the first was an optical telegraph, which allowed operators to relay a message from one tower to the next by a series of lights mounted on the towers. The fibre optic cable has been used for the advancement in such diverse areas as medicine, mechanics, and plumbing. Most common material used in fibres is fused silica amorphous sio. Introduction to fiber optics what are optical fibers thin strands of pure glass carry data over long distances at very high speeds fiber can be bent or twisted fiber optic technology sources transmission medium detectors sources of light light emitting diodes lasers sources modulate electrical signals into optical signals mostly modulate at. Propagation of light in an optical fibre requires that the light should be totally confined within the fibre. If so, share your ppt presentation slides online with. Fiber laser a fiber laser or fibre laser is a laser in which the active gain medium is an optical fiber doped with rareearth elements such as erbium, ytterbium, neodymium, dysprosium, praseodymium, and thulium. The fiber which are used for optical communication are wave guides made of transparent dielectrics. Installations tended to be complex, particularly when optical fiber was used as the.
Tes global ltd is registered in england company no 02017289 with its registered office at 26 red lion square london wc1r 4hq. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. In learning about computers, one of the first steps is to understand the major types of software, their uses, and applications. The electromagnetic spectrum is composed of visible and. Downing chapter 9 fiber optic communications systems 9. The attention we pay to the finest detail make this presentation template truly worldclass. Explore optic fibre cable with free download of seminar report and ppt in pdf and doc format. The purpose of this article is to provide the nontechnical reader with an overview of. Medicine the properties of the fibre optic have allowed medical personnel to see. Find powerpoint presentations and slides using the power of, find free presentations research about fibre optic cables ppt. This ocw supplemental resource provides material from outside the official mit curriculum. Getting started in fibre optics you need tools, test equipment and most of all training.
This fiber optics powerpoint template is compatible on all versions of microsoft office. Winner of the standing ovation award for best powerpoint templates from presentations magazine. Dispersion in optical fibre i optical communications systems ydispersion limits available bandwidth yas bit rates are increasing, dispersion is becoming a critical aspect of most systems ydispersion can be reduced by fibre design yoptical source selection is important introduction dispersion in optical fibres dispersion in an optical fibre. An optical fiber or optical fibre is a flexible, transparent fiber made by drawing glass silica or plastic to a diameter slightly thicker than that of a human hair. By the early 1980s, fiber telecommunications networks. Create professional slide layouts with powerpoint designer. Optical fibers are used most often as a means to transmit light between the two ends of the fiber and find wide usage in fiberoptic communications. Fiber optic refers to the technology and medium used in the transmission of data as pulses of light through a strand or fiber medium made of glass or plastic optical fiber, versus being sent as electrical pulses through conductive metal, like copper wires. The basics of fiber optics getting started in fiber optics you need tools, test equipment and most of all training. This guide will help you get started by providing very basic information we will also point you to more advanced studies and demonstrating that you dont need to break the bank to break into the field. In figure 6 the relationship between mac number and macrobending. Ppt optical fibre communication systems powerpoint. A selection of activities starter, main, plenary and leveled learning objectives.
An optical fiber is a thin, flexible, transparent fiber that acts as a waveguide, or light pipe, to transmit light between the two ends of the fiber. Introduction to fiber optics what are optical fibers thin strands of pure glass carry data over long distances at very high speeds fiber can be bent or twisted fiber optic technology sources transmission medium detectors sources of light light emitting diodes lasers sources modulate electrical signals into optical signals mostly modulate at 850nm, 0nm and 1550 nm lasers give high intensity. Signal corps federal funding of many research programs on fiber optics continued until 1985, thereby seeding this industry and making todays multibilliondollar industry that eliminates copper wire in communications a reality. Fiber optics has come a long way in the nearly three decades ive been watching its development. Its function is to guide visible and infrared light over long distance. An optical fiber is a hair thin cylindrical fiber of glass or any transparent dielectric medium. Jan 17, 2020 a fiber optic cable is a network cable that contains strands of glass fibers inside an insulated casing. Types of computer software system software system software coordinates the activities and functions of. Cfo 301 standard for installing and testing fiber optics management, security or fire alarm systems, or any other communications link. Theyll give your presentations a professional, memorable appearance the kind of sophisticated look that.
We take pride in employing features most companies skip because its too much work. Multiple choice questions and answers on optical fiber. Page 4 transmission of signal in step index fiber the transmitted optical signal will cross the fiber axis during every. The above fiber optics powerpoint templates have realistic images with fabulous fiber optics powerpoint background and fiber optics powerpoint themes. Optical fibers are widely used in fiber optic communications, which permits transmission over longer distances and at higher bandwidths data rates than other forms of communication. Ask students to produce a poster or presentation for homework based on the practical. The basics of fiber optic fiber optic preterminated.
Once the client has committed to the fibre lease by executing a service order with qnet, qnet will install the fibre to the designated demarcation point in the premises as per the process in figure 1 within 90 days of the order date. Light losses in fibres fibre is a transparent cylinder made of a dielectric. 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. Nothing has changed the world of communications as much as the development and implementation of optical fiber. Working principle total internal reflection tir when an ray of light travels from a denser to a rarer medium such that the angle of incidence is greater than the critical angle, the ray reflects back into the same medium this phenomena is called tir. Optical fiber ppt free download as powerpoint presentation. Introduction to fiber optics powerpoint presentation. They are related to doped fiber amplifiers, which provide light amplification without lasing. They are arranged in bundles called optical cables and used to transmit light signals over long distances if you look closely at a single optical fiber, you. Jul 25, 2012 schoolphysics is an online resource base for all 11 to 19 year old physics and science students and their teachers. The impact of fiber optics on our lives how many ways do you use fiber optics. Each fiber consists of a thin strand of glass or plastic encased in a plastic cover. There are different types of computer software, all of which serve a specific purpose.
Theyre designed for longdistance, highperformance data networking, and telecommunications. The measurement procedure and the presentation of the results are. Optical fiber and optical fiber cable specifies the attenuation at 1550 nm is not to exceed 0. The growth sped out of control in the late 1990s as the internet fed a seem. The background he received, especially in the area of fiber optic testing and measuring, has proven to be invaluable in his daytoday activities. Powerpoint presentation on fiber optics powerpoint. They should describe what total internal reflection is and an example of. Optical fibers are also unaffected by electromagnetic interference. Apr, 2020 we are here to advise you on all things fibre optics which includes network cabling.
Fiber optics powerpoint ppt templates fiber optics. Information for teachers from the fiber optic association. Optical fiber optical fiber or fiber optic refers to the medium and the technology associated with the transmission of information as light pulses along a glass or plastic strand or fiber. Free ppt backgrounds for powerpoint templates fiber. There are three types of fiber optics which are classified on the basis of the mode by which they propagate light.
This may be done by total internal reflection and continuous refraction. Structure of optical fiber working principle of optical fiber optical. Fiber optics this lecture numerical aperture of optical fiber allowed modes in fibers attenuation distortion modal distortion material dispersion waveguide dispersion last lecture fourier analysis temporal coherence and line width partial coherence spatial coherence. Software is the program that run the computer and allows us to use it. The fiber optics theme contains embedded background photos and images across multiple title and text slide layouts and will make your. Qnet will endeavour to install the fibre as quickly as. Brief flow of presentation introduction what are optical fibers. Displaying powerpoint presentation on introduction to fiber optics available to view or download. Objective questions and answers on optical fiber communication.
Schoolphysics is an online resource base for all 11 to 19 year old physics and science students and their teachers. View and download powerpoint presentations on fibre optic cables ppt. Optical fibre an optical fiber is essentially a waveguide for light it consists of a core and cladding that surrounds the core the index of refraction of the cladding is less than that of the core, causing rays of light leaving the core to be refracted back into the core a lightemitting diode led or laser diode ld can be used for the source advantages of optical fiber include. Optic fibre cable seminar report, ppt, pdf for ece students. In this site, we have collection of ppt backgrounds and clip art. Ppt fiber optics technology powerpoint presentation free.
Solitons can be found in hydrodynamics, nonlinear optics, plasma physics. On the job, mike routinely works with fusion splicers, optical power meters, and laser sources and detectors, as well as with optical spectrum. Available in 1024x768, this powerpoint template is free to download, and ready to use. For many years the field grew steadily, with new technology creating new applications, and new applications, in turn, supplying money to develop more new technology. An aircraft, a ship or a tank needs tons of copper wire for wiring of communication equipmen. Jan 09, 2020 multiple choice questions and answers on optical fiber communicationpart1. Scribd is the worlds largest social reading and publishing site. A free powerpoint ppt presentation displayed as a flash slide show on id. Physics at a glance, animations, exam specifications, data, diagrams, photographic images and more. Fiber cutoff wavelength also affects macrobending performance, and the two attributes are commonly taken into account simultaneously using an empirical parameter called the mac number. Apr 16, 2015 this website and its content is subject to our terms and conditions. A student friendly lesson powerpoint based on fibre optics. Fiber optics powerpoint template background in technology.
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