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Detailed SyllabiiLecture-wise Breakup

Subject Code 10B13EC831 Semester 6

SubjectName

Optical Communication

Credits 3 ContactHours

3

Faculty(Names)

Coordinator(s)

1. Ms. Shipra Kapoor

eac!er(s)("lp!abetically)

1. Ms. Shipra Kapoor

#odule No$ Subtitle o% t!e #odule opics No$ o% Lectures

&$ O er ie! o" Optical #breCommunications Electroma$netic Spectrum% &istoricalde elopment and ad anta$es o"optical #bre communication%Elements o" optical #bre transmissionlin'% Optical la!s and de#nitions%optical #ber modes andcon#$urations.

3

'$ Optical #bres Structures Optical #bre !a e $uides% (a) theor)transmission% *otal +nternal (e,ection%-cceptance an$le% umerical-perture% S'e! ra)s. C)lindrical #bresModes% / umber% Mode Couplin$%

Step +nde #bres% raded +nde#bres. Sin$le mode #bres2 Cut o!a elen$th% Mode 4ield 5iameter%E ecti e (e"racti e +nde .

$ Si$nal 5e$radation inOptical #bres

Si$nal distortion in optical #bres2-ttenuation% -bsorption% Scatterin$and Bendin$ losses% Core andCladdin$ losses. +n"ormation capacit)%

roup dela)% *)pes o" 5ispersion 2Material dispersion% 7a e2$uidedispersion% olari9ation modedispersion% +ntermodal dispersion%

ulse broadenin$. Optical #berConnectors2 Connector t)pes% Sin$lemode #bre connectors% Connectorreturn loss.

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$ Optical Sources ;i$ht emittin$ diode

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sin$le mode lasers% Modulation o"laser diodes% temperature e ects%e ternal Auantum e?cienc)% laserdiode rate eAuations. (eliabilit) o";E5@+;5.

*$ o!er ;aunchin$ andCouplin$

Source to #bre po!er launchin$D 2Output patterns% o!er couplin$%

o!er launchin$% EAuilibriumumerical -perture% ;aser diode to#ber couplin$% ;E5 couplin$ to sin$lemode #bre. 4iber Splicin$2 Splicin$techniAues% splicin$ sin$le mode#bers. Multimode #ber joints andsin$le mode #ber joints. 4ibreali$nment and joint loss.

6

+$ hotodetectors @(ecei ers

Optical detectors2 h)sical principleso" + and - 5% 5etector responsetime% *emperature e ect on- alanche $ain% Comparison o" hoto

detectors. Optical recei er operationD24undamental recei er operation%5i$ital si$nal transmission% errorsources% (ecei er con#$uration%5i$ital recei er per"ormance%

robabilit) o" error% >uantum limit%-nalo$ recei ers.

:

,$ Optical s)stem desi$n Considerations% component choice%multiple in$. point2to2 point lin's%S)stem considerations% ;in'considerations. O erall #berdispersion in multi mode and sin$lemode #bers. (ise timeconsiderations. 5istanceconsideration in optical transmissions)stem. ;ine codin$ in Optical lin's%75M rinciples @ *)pes o" 75M%Measurement o" -ttenuation and5ispersion% E)e pattern.

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otal number o% Lectures 0

ecommended eadin.

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