Archive for the ‘Wireless’ Category

ebook rescue act

Tuesday, July 22nd, 2008

Am in the process of reviving the abandoned work.Thanks for encouraging words from many of you. I received calls and messages from far-off places to finish the book. It's a nice feeling. I had a re look at the document. It looks I can rescue. Whether this work is going ...

My unfinished, unpublished book on wireless communication

Sunday, July 13th, 2008

This was my 'underground' project for two years. To publish a non-technically-technical book. It was about simplifying the understanding of wireless communication. Ever since I started working, I used to look for books which would compliment and possibly enhance understanding of my work at office and things around in general. I ...

Google bidding for wireless spectrum

Monday, July 30th, 2007

I am presenting this topic tomorrow at office. Here’s a quick primer of the story behind the news. What is so unusual about this news?Google is a search company and spectrum is normally bought by Telcos.That’s why this news is worth a look.So why is google doing this ?Google is ...

TDM and FDM

Wednesday, April 11th, 2007

If you happen to read any primer books on wireless systems, opening chapters of those will describeTime Divison Duplex(TDD) systems and Frequency Division Duplex systems (FDD).All fine. Very easy to understand. But there's a problem if they leave it at just that point.Reader might be led to believe that TDM ...

Evolution of WLAN 802.11 standard

Monday, March 5th, 2007

Evolution of WLAN standards.I wonder why didn’t they choose to name it this way: a to b to g ?802.11a -> 802.11b -> 802.11g

Scientists in the communication world

Friday, March 2nd, 2007

We were suggesting names for our conference rooms. Here is what we came up with. Names of scientists in the communication world.Some Historical figures and their contribution.Marconi - dedicated himself to the expansion of wireless telegraphyBell - "Mr. Watson, come here, I want you".Hertz - Hertz discovered electromagnetic wavesShannon - ...

WiMax Vs EVDO

Wednesday, February 28th, 2007

There will be lot of news around wimax this year and in coming years.It will be competing with faster 3G solutions like EVDO and HSDPA.Here's a comparison of WiMax ( which they call it as 4G) with EVDO ( 3G)Check this article too.What is the ground reality ? You will ...

All-IP Networks

Friday, February 16th, 2007

All-IP networks is the in thing in wireless infrastructure networks. If you look for more information in the web, most of the documents talk only about what All-IP networks is all about.What they don't tell is, what was the world like before it was all IP.I hit upon this article ...

Huttadalli Hutta

Saturday, January 27th, 2007

My first ever theatrical experience in my adulthood. Went to Ranga Shankara, yesterday evening to watch this kannada play Huttadalli Hutta ( Ant-hill within an Ant-hill ) written by TP Kailasam.Why I was keen on watching the play ?....I was curious about the delivery of the dialogue by the artists. ...

Mobile IP Protocol

Thursday, January 25th, 2007

To understand the function of Mobile IP, a great analogy to use is the Postal Service.1. Postal mail is sent to you by placing a letter (the packet payload) in an envelope addressed to you (IP header). 2. The letter arrives at your local post office and is routed to ...