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To: pcstel who wrote (115778)3/19/2002 12:19:24 AM
From: mightylakers  Read Replies (1) | Respond to of 152472
 
That is like saying that it costs a Flat Rate voice provider are the same if there is 1 user. or 1000 users on the system.. Simply incorrect!

Totally different things. With DO, you have the data going into the internet from BSC instead of the MSC and other circuits that will be charged with MOU.

Lot's of other expenses to consider for a EV-DO service provider.

I never said there are no other regular expenses. Such as maintainence, technical support and customer services. But those are on the other part of the equation and deliver data with low speed won't cut it.

How many T1's for back haul would it take to provide maximum peak EV-DO rates over a 3 sector cell with 1 EV-DO carriers?

There's no need to support the peak rate, because that is not sustainable anyway. As a matter of fact from Q's presentation it stated that about 1.2Mbps per sector. Then one T1 line will be able to handle it.

When you are providing service, you have to give your self enough room to operate instead of nitpicking the pennies, otherwise you are doomed to fail. Besides, compare with the cost of installing Basestation, Cell site renting, etc, T1 line isn't that much of a cost, esp. you need those line mainly from the cell to your basestation because you can goto the internet from that point on.

Would slowing the network down by not providing the absloute maximum available backhaul bandwidth

The real bottleneck of wireless is on the wireless side, not the backhaul, and the most expensive part is also on the radio side. Hey if you are half hearted in providing data service, then stick with your existing equipments and see what gonna happen. You have to spend money in order to make money

Or BTW aren't you the same person pounding the WLAN table, braging how that will kick 3G butts, and I don't remember you mentioned anything about backhaul back then. So what made you change the heart? <ggg>. And now you are talking about DO too fast to have a backhaul to handle it?

Would moderating the user experience at the subscriber unit increase the service providers costs? No!

I say yes, because the lower the subscriber unit, the longer the time you need to serve the same amount of people. You are still confused with two different notions, user speed and overall throughput. When you have a unit capable of high speed, you have much more flexibility to making quick switch between users, otherwise you gonna give users much worse experience therefore hurt your business in the long run.



To: pcstel who wrote (115778)3/19/2002 12:39:56 AM
From: mightylakers  Respond to of 152472
 
One more thing, you can actually use the All-IP networks with DO to provide data service, and that will make the backhaul expense really going down, such as using IP between even the cells and BSC.

Here's one example airvananet.com