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LEO, MEO & GEO Satellite Systems : A Comparison 27 Jan 2012 | 08:03 pm

Satellite Systems can be classified based upon their orbits as low earth orbit, medium earth orbit & geostationary earth orbit systems. Geostationary is also the highest earth orbit and hence, also pr...

Differences between LED & LASER 11 Jan 2012 | 12:47 am

LED vs LASER Major differences between LED & LASER optical sources for optic-fiber communication: Parameter LED LASER Wavelength Content : A monochromatic source consists of radiation of a single...

Differences between WCDMA & CDMA2000 10 Jan 2012 | 10:29 pm

WCDMA vs CMDA2000 Major differences between WCDMA (3GPP) & CDMA2000 (3GPP2) standards for CDMA-based 3G implementations: Parameter WCDMA CMDA2000 Carrier Spacing : spacing between CDMA operators ...

Differences between FTP & TFTP 10 Jan 2012 | 09:30 pm

FTP vs TFTP Major differences between FTP(File Transfer Protocol) & TFTP(Trivial File Transfer Protocol) Application layer protocols for file transfer: FTP TFTP General-purpose and hence, a more c...

Differences between TCP & UDP 10 Jan 2012 | 09:04 pm

TCP vs UDP Major differences between the TCP(Transmission Control) & UDP(User Datagram) transport layer protocols: TCP UDP Stream-Oriented : Data transmitted as a virtual stream of bytes Message-...

Fundamentals Of Computer Networks 9 Sep 2011 | 11:44 pm

How it all started – The APRANET Imagine(if possible), a time without the world wide web. (and without the internet, if you know the difference). Consider a college (let’s call it A) in a university ...

Mobile Computing – Personal Communication Services (PCS) 6 Sep 2011 | 11:04 pm

1) Overview PCS (Personal Communication Services) is a general term for a variety of voice, data & multimedia services. (GSM is a kind of PCS system) Such a Personal Communication Service can be acc...

The Decimal, Binary, Octal & Hexadecimal Number Systems 17 Aug 2011 | 09:24 am

A number systems is just a method used to “count” things. Usually, we count stuff using our fingers – from 1 to 9 and then add a tens place – 10 – 99. And so on. If we begin with a 0 instead of the 1 ...

How to Make a Dot Matrix Business Card 9 Aug 2011 | 05:51 am

Another awesome project – A business card – with scrolling text on a dot matrix display. Full instructions on how to make one of these are available. Dot Matrix Business Card in action :

The Fundamentals Of Communication Systems – Video Tutorials 8 Aug 2011 | 06:38 am

Here are videos explaining the very basics/fundamentals of communication systems. Hope they help :) Part 1 : Part 2:

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