Use of infrared, Computer Networking

Assignment Help:

Q. Use of Infrared?

- Frequencies among 300 GHz and 400 THz

- Short-range communication

- High frequencies can't penetrate walls

- Necessitate line-of-sight propagation

- Advantage prevents interference between systems in adjacent rooms

- Disadvantage can't use for long-range communication or outside a building due to sun's rays


Related Discussions:- Use of infrared

What is convergence time, Convergence time is slower for Distant Vector rou...

Convergence time is slower for Distant Vector routing and is faster for Link State routing.

What are diagrams and trigrams, What are Diagrams and Trigrams? The mos...

What are Diagrams and Trigrams? The most ordinary two letter combinations are known as diagrams. e.g. th, in, er, re and an. The most common three letter combinations are known

Merits of a network based ids and a host based ids, Question: (a) Descr...

Question: (a) Describe the following biometric techniques:- (i) Retina scan, (ii) Fingerprint, (iii) Iris Scan. Your answer should consider the following: the data storage requ

Input port - network layer and routing , Input Port The input  ports ...

Input Port The input  ports line  termination functions  and data link processing implement  the physical  and data  link layer  associated with an individual input  link to

What is backbone network, What is backbone network? A backbone network ...

What is backbone network? A backbone network is a centralized infrastructure that is intended to distribute dissimilar routes and data to various networks. It also handles mana

Additional bandwidth does each scheme require, Recalling two FEC schemes fo...

Recalling two FEC schemes for internet phone described. Suppose the first scheme generates a redundant chunk for every four original chunks. Suppose the second scheme uses a low-ra

Controlling and monitoring access to the intranet, Controlling and monitori...

Controlling and monitoring access to the Intranet Digital certificates provide excellent means of controlling and monitoring access to the Intranets. The certificate itself act

State control frame - solicit successor, Control Frame: solicit_successor ...

Control Frame: solicit_successor Periodically ask for any station to link by sending solicit_successor Token with sender's addr and successor's addr wait 2 (as in

osi layer performs code conversion, Name the OSI layer which performs code...

Name the OSI layer which performs code conversion, code formatting and encryption Ans) Presentation layer performs code conversion, code formatting and encryption

Line layer - sonet sdh , Line Layer The line layer provides the synchr...

Line Layer The line layer provides the synchronization multiplexer, multiplexing and automatic  protection switching for the layer . primary  concerned with the  reliable trans

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd