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To: tero kuittinen who wrote (6870)8/4/2000 2:52:02 PM
From: tradeyourstocks  Read Replies (3) | Respond to of 34857
 
<What's with this air interface obsession? I'm talking about the core of the network.>

GSM as the core? What the hell is the internet for then? All the major networking standards including GSM-MAP are being replaced with Internet standards. So, if you exclude the air interface changes, all networks will probably have to go through similar upgrades.

I hope you're right about the rules for 3G in Europe. If WCDMA is not a mandate, then I'm willing to bet that we'll see CDMA2000 (or some variation of it) in Europe next year.

MicroE



To: tero kuittinen who wrote (6870)8/5/2000 2:23:03 AM
From: samim anbarcioglu  Respond to of 34857
 
<<When you see an announcement of a W-CDMA deal, the dollar amount does not refer to air interface. It also refers to massive core network expansion and updating work. Which has nothing to do with the air interface.>>

The dollar amount better include the air interface of that system which will be CDMA or spread spectrum. Any company selling a WCDMA system better incorporate right in there in that contract the royalties payable for using the CDMA air interface technology. If the contract did not include the royalties for the use of CDMA air interface, that WCDMA network will never be permitted to operate. As of today, that's how it stands.

When a GSM network is upgraded to WCDMA, one major thing happens: The time slot air interface technique of the TDMA will be abandoned and replaced by spread spectrum CDMA, and of course the data link layer as well.