Download Fiber based dispersion compensation by Siddharth Ramachandran PDF

By Siddharth Ramachandran

ISBN-10: 0387403477

ISBN-13: 9780387403472

ISBN-10: 0387489487

ISBN-13: 9780387489483

A pulse of sunshine spreads in time because it propagates in a fiber end result of the actual phenomenon known as dispersion. whereas dispersion could be deleterious in optical communications structures, it will possibly even be exploited to control the temporal and spectral shapes of pulses and their interactions with different pulses. a lot of dispersion keep an eye on is learned in optical communications structures with discrete units – the so-called dispersion compensators, and just about all commercially deployed dispersion compensators this day are in response to especially designed fibers. This ebook addresses numerous elements of this gadget know-how, comparable to the physics of optical dispersive results, the layout philosophy and houses of units deployed in optical networks this day, futuristic units using novel fibers, and their platforms point impression. Written via leaders within the box drawn from either academia and undefined, this e-book serves as a accomplished advent to the subject of dispersion administration of sunshine for graduate scholars and functions engineers. due to the fact that each one bankruptcy presents a close description of the state of the art in every one technological platform, this e-book additionally serves as a pragmatic reference for specialists tasked with designing subsequent iteration optical networks.

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Ohashi, Y. Ishida, Length dependence of effective cutoff wavelength in single mode fibers, J. , 2 (5), 629–633 (1984). 44. V. S. Andersen, S. N. Andersen, B. Edvold, Next generation dispersion compensating modules for 40 Gbit/s systems, Proceedings of 2002 NFOEC, pp. 1171–1182. 45. Yokokawa, T. Kato, T. Yamamoto, N. Honma, A. Kataoka, M. Onishi, E. Sasaoka, K. Okamoto, Dispersion compensating fiber with large negative dispersion around –300 ps/nm/km and its application to compact module for dispersion adjustment; Proceedings of 2003 Optical Fiber Communications, Paper FK5.

Gloge, Optical fiber packaging and its influence on fiber straightness and loss, Bell Syst. Techn. , 54 (2), 245–262 (1975) . 32. Y. Ohtera, O. Hanaizumi, S. Kawakami, Numerical Analysis of Eigenmodes and Splice Losses of Thermally Diffused Expanded Core Fibers, J. , 17 (12), 2675– 2681 (1999). 33. B. V. Wright, Low-loss joints between dissimilar fibres by tapering fusion splices, Electron. , 22 (6), 318–319 (1986). 34. M. D. Hussey, Low-loss fattened fusion splices between different fibers, Electron.

The improvement of macro bend losses will usually cause the cutoff wavelength to increase giving problems with MPI. 02 nm−1 ) can be manufactured by combining a dispersion compensating fiber having a lower RDS value with a positive dispersion fiber having a lower RDS than the dispersion compensating fiber. The advantages of this solution are a better control of the RDS of the module, and a dispersion compensating fiber with lower bend losses and better manufacturability. Finally, by improving the bend loss performance a dispersion compensating fiber module with reduced physical dimensions have been manufactured.

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