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Detailed SyllabiiLecture-wise Breakup

Subject Code 10B13EC831 Semester 6

SubjectName

Optical Communication

Credits 3 Contact

Hours

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

&$ Oerie! o" Optical #breCommunications Electroma$netic Spectrum% &istoricaldeelopment and adanta$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 !ae $uides% (a) theor)transmission% *otal +nternal (e,ection%-cceptance an$le% umerical-perture% S'e! ra)s. C)lindrical #bresModes% / umber% Mode Couplin$%

Step +nde #bres% raded +nde#bres. Sin$le mode #bres2 Cut o!aelen$th% Mode 4ield 5iameter%Eectie (e"ractie +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% 7ae2$uidedispersion% olari9ation modedispersion% +ntermodal dispersion%ulse broadenin$. Optical #ber

Connectors2 Connector t)pes% Sin$lemode #bre connectors% Connectorreturn loss.

:

$ Optical Sources ;i$ht emittin$ diode

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sin$le mode lasers% Modulation o"laser diodes% temperature eects%eternal 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 @(eceiers

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

detectors. Optical receier operationD24undamental receier operation%5i$ital si$nal transmission% errorsources% (eceier con#$uration%5i$ital receier per"ormance%robabilit) o" error% >uantum limit%-nalo$ receiers.

:

,$ Optical s)stem desi$n Considerations% component choice%multiplein$. point2to2 point lin's%S)stem considerations% ;in'considerations. Oerall #berdispersion in multi mode and sin$lemode #bers. (ise time

considerations. 5istanceconsideration in optical transmissions)stem. ;ine codin$ in Optical lin's%75M rinciples @ *)pes o" 75M%Measurement o" -ttenuation and5ispersion% E)e pattern.

:

otal number o% Lectures 0

ecommended eadin.

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