PPT Optical Fiber PowerPoint Presentation, free download ID1586686
750 likes | 1.11k Views. Optical Fibre Communication. Lecture delivered by Christie Alwis 2009 faculty of Applied Science for computer science , and physics special students. University of Sabaragamuwa , Belihuloya. For more details on this lecture, please visit www.christiealwis.com. Revolutions.
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An optical fiber is a cylindrical dielectric waveguide made of low-loss materials such as silica glass. It has a central core in which the light is guided, embedded in an outer cladding of slightly lower refractive index (Fig. 8.0-l). Light rays incident on the core-cladding boundary at angles greater than the critical angle undergo total.
PowerPoint Template Optical fibers lights speeding on dark background around the digital earth
Based on Rayleigh backscattered light in an optical fiber (single mode or multi mode) It senses all points along the fiber and monitors acoustic perturbations to the fiber Specifications Frequency range - 1mHz to 100kHz Spatial resolution - 1 m Length - 50 km Strong applications Oil and gas - seismic Pipeline monitoring
Optical Fiber Ppt Optical Fiber Dispersion (Optics)
2.1 Sine Wave Frequency C = λ f λ = C / f f = C / λ • Frequency (f) is the number of complete oscillations in • one second . • Wavelength (λ) is the distance between two consecutive • tops or bottoms (nm) . • The optical fiber wavelength ranges from 820- 1600 nm . In free space (vacuum) C° = 3 × 108 m/sec .
Ppt on optical fiber
15. Advantages of Optical Fiber Communication The life of fibre is longer than Copper wire. Handling and Installation costs of Optical fiber are very nominal. It is unaffected with electromagnetic Interference. Attenuation in optical fibre is lower than coaxial cable or twisted pair. There is no necessity of additional equipment for protecting against grounding and voltage problems. As it does.
Ppt on optical fiber
• Coax - 36kg or 80lb per 1000 ft. • Fiber optic cables are substantially lighter in weight and occupy much less volume than copper cables with the same information capacity. • Fiber optic cables are being used to relieve congested underground ducts in metropolitan and suburban areas.
PPT POF Polymer Optical Fibers PowerPoint Presentation, free download ID1763570
1 Lecture 5: Optical fibers Optical fiber basics Linearly polarized modes Field analysis/wave equation of weakly guiding fibers Attenuation in fibers Dispersion in fibers References: Photonic Devices, Jia-Ming Liu, Chapter 3 *Most of the lecture materials here are adopted from ELEC342 notes.
Total Internal Reflection Definition, Conditions & Examples ProtonsTalk
8. 8 Continued… Each fiber can carry many independent channels, each using a different wavelength of light. As of 2011 the record for bandwidth on a single core was 101 Tbit/sec (370 channels at 273 Gbit/sec each). The record for a multi-core fibre as of January 2013 was 1.05 petabits per second.
PPT Fiber Optics Technology PowerPoint Presentation, free download ID1159437
43. Optical Fiber Losses Types of Attenuation Absorption Loss: Caused by the fiber itself or by impurities in the fiber, such as water and metals. Scattering Loss: Intrinsic loss mechanism caused by the interaction of photons with the glass itself. Bending loss: Loss induced by physical stress on the fiber. 44.
PPT Optical Fiber PowerPoint Presentation, free download ID1586686
3. INTRODUCTION Fiber-optic communication is a method of transmitting information from one place to another by sending pulses of light through an optical fiber. The light forms an electromagnetic carrier wave that is modulated to carry information. Optical Fibre - An optical fibre is a dielectric wave guide that operates at optical frequencies.
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4. They have a very long life, offering high reliability. fApplication Of Fibre • Fibers are widely used in illumination applications. • Optical fiber is also used for decorative applications. • They are used as light guides in medical fConclusion • In conclusion, this research work has provided an overview on optical fiber and its.
What is Optical Fiber? Guide to 6 Different Types of Optical Fiber
PRESENTATION ON OPTICAL FIBRE VIVEK YADAV. 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 light-emitting diode (LED) or.
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An optical fiber consists of three basic concentric elements: the core, the cladding, and the outer coating (Figure 1). The core is usually made of glass or plastic, although other materials are sometimes used, depending on the transmission spectrum desired. The core is the light-transmitting portion of the fiber.
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On the basis of refractive index There are two type of optical fiber:- 1) Step index optical fiber 2) Graded- index optical fiber. 11. Single Index fiber:- Step-index optical fiber-the refractive index of core and cladding are constant. The light ray propagate through it in the form of meridiognal rays which cross the fiber axis during every.
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T F Optical communication uses infrared light. C band is used commonly because of EDFAs. Graded index fiber has a lower modal dispersion than step index fiber Plastic fiber is cheaper than glass fibers Dispersion shifted fiber is used in DWDM systems If a signal can travel 1600 km at 10 Gbps, due to PMD it can travel 400 km at 40 Gbps Fiber.
PPT Optical Fiber PowerPoint Presentation, free download ID6359838
This playlist contains power point (PPT) videos (Power Point Slides) on Optical fiber communication. It includes - What is an optical fiber, structure and wo.