Lec 1 - Motivation and Introduction





User comments:


[2012-04-06 12:42:44] kchaitanyadon - superb..thanks to ...

superb..thanks to govt of india

[2012-03-17 02:48:24] inukekeke - You are right. I ...

You are right. I was about to comment about this. When he said 2G systems were still digital, that really jumped out at me. I wanted to make sure what I learned at my university wasn't wrong.

[2012-03-07 07:14:19] VitalElectrocomp - Excellent !! ...

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[2011-11-17 15:08:51] ayazskp - Nice lectures & ...

Nice lectures & nicely explained.... I am Ur New Student nd from Pakistan...

[2011-10-24 18:35:47] Dheedhify - WOWWWWWWWWWW!!!!!!! ...

WOWWWWWWWWWW!!!!!!!!!!!!!!!!!!!!

[2011-04-10 03:29:17] leocmen - What a Great ...

What a Great Teacher!

[2011-02-13 10:53:31] khiladikk - NIce intro and ...

NIce intro and motivation. I am not an expert but there was small mistake when 2G was mentioned as analog, slip of tongue definitely. And i would like to add that at lower frequency we need bigger antennas at the receiver because the size of the antenna is directly proportional to the wavelength of carrier.

[2011-02-13 10:50:20] khiladikk - , The lecture is ...

, The lecture is very good for sure. But 2G is definitely Digital. 2G in the beginning was designed with digital communication to support just the voice traffic , then the GPRS was added to it making it 2.5G(GPRS overlay over GSM).

[2011-02-10 00:28:16] vivekkarumudi - wow really ...

wow really appreciate this wonderful job by posting these wonderful videos thank god

[2011-01-30 14:20:09] rahulkorada1 - nice reference for ...

nice reference for all those who missed jee (like me) much appreciated.

[2010-12-10 20:20:39] ChocolateORE - Thanks you very ...

Thanks you very much! Really appreaciate this!

[2010-11-16 07:09:34] saurabh1921 - Great couse sir.... ...

Great couse sir....Thanks for taking up thsi social responsibility...to educate all...with the best

[2010-10-08 15:26:21] aradygh1 - good

good

[2010-09-17 16:47:30] nanvenkat007 - ...pure digital ...

...pure digital telephone systems (voice+data are in digital) started form GSM only..it is 2.5 Generation..ok

[2010-09-17 16:45:42] nanvenkat007 - ...pure digital ...

...pure digital telephone systems (voice+data are in digital) started form GSM only..it is 2.5 Generation..ok

[2010-08-09 03:01:22] mitchmcc420 - He says that 2nd ...

He says that 2nd gen phones are analog, but arent they digital? (2G?)

[2010-06-26 15:26:57] ersudh - Heartly Thanks for ...

Heartly Thanks for all this Lectures.... Too useful For Interviews.... All Telecom Employees should Watch these ....

[2010-06-16 22:38:39] syedumai - awsome video

awsome video

[2010-06-11 22:57:34] adikiny - Excellent lecture. ...

Excellent lecture. Makes learning a pleasure.

[2010-05-10 08:11:29] indgiu - lol that intro is ...

lol that intro is straight out of the 60s

[2010-01-14 02:17:46] 1888junkteam - excellent work!

excellent work!

[2009-10-04 23:07:13] aanpudur - great great lecture ...

great great lecture.....exceptionally good

[2009-06-12 16:26:44] waleedebrahim - very very very good

very very very good

[2009-03-17 07:54:47] kpsubramani - Excellent video on ...

Excellent video on wireless communication.

[2008-11-29 14:45:13] josephg5b - and at the ...

and at the beginning too... the first 1:15 is a waste of time!

[2008-11-06 19:51:53] josetogan - good lecture but ...

good lecture but gets screwed up at the end?!!

[2008-08-29 22:49:58] shankysodhi - great work sir..... ...

great work sir.....I m not a student of IIT but it feels great to hear a IIT professor..And that too very informatively.

[2008-08-28 00:18:50] srinsriram - video upload seems ...

video upload seems to be corrupted after 45 minutes

[2008-08-27 09:53:53] nghnino - i agree he is a ...

i agree he is a smart man actually he is already PHD, and his subject is very applicable in networking, more power to sir bose

[2008-07-08 14:33:29] chromophore - prof Ranjan Bose ...

prof Ranjan Bose is a very smart man, i had a book by him in my course on voice networks. Very smart man, i am so glad that i get to hear him!

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