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To: waverider who wrote (1719)9/20/1999 5:00:00 PM
From: Robert  Read Replies (1) | Respond to of 13582
 
3G Roaming Highlights Standards Hurdles
By Vanessa Clark
20 September 1999
The first ever roaming call was made between a commercial GSM network and a third generation system last week according to Telia Mobile and Ericsson. But the trial highlighted the standardization niggles developers will have to overcome before 3G becomes a reality.

On Friday the companies successfully placed a call to a wideband-CDMA handset fitted with a GSM SIM card and operating on a 3G test system by phoning the SIM's usual GSM number. The demonstration also included the transfer of packetised traffic at speeds of up to 384 kilobytes per second, said.

In addition, a user from another GSM network with a roaming agreement would also be able to roam onto the test 3G network.

"This test clearly demonstrates the co-existence of GSM with 3G," said Lorentz Engstrom, senior technical advisor at Telia Mobile. "Operators can build out 3G coverage in line with market demand."

But the roaming phone can only receive calls, not make them and the companies admit that there is still a way to go before seamless interworking can be achieved:

Developers now have to look at the capabilities of the handset used on a 3G network, as well as the issue of SIM roaming.

Initial 3G handsets will need to cope with roaming between regular GSM coverage and the so-called islands of 3G that will form as operators build out new networks. Engstrom envisages some kind of dual-band phone with seamless hand over between the two networks.

But as to the features of the terminals, Engstrom says this is something being discussed with manufacturers at present. However, he said that it seems unlikely that all existing features - like three GSM bands and GPRS capabilities - will be bundled into one phone.

Standardization bodies like the 3GPP and 3GPP2 are also grappling with the idea of SIM roaming. It is now a possibility that users will be able to keep their existing GSM SIMs and have access to a limited 3G service using a 3G-compatible handset said Engstrom.

And with the borders between 2G systems and 3G systems being blurred to this extent, there is also a concern about how what will happen to information sent between terminals that can cope with different data speeds. For instance, what will happen if a videophone user calls a user roaming with their GSM SIM using a basic 3G handset.

"There is no good answer yet," said Engstrom.





To: waverider who wrote (1719)9/20/1999 5:33:00 PM
From: Caxton Rhodes  Read Replies (1) | Respond to of 13582
 
I couldn't wait any longer, I bought the Thin 1960 this weekend in SF for $70 ($99- $30 rebate)at the Sprint PCS store on Market St. It is awesome. We are definitely talking "comfortable" in your dress shirt front pocket. Everything looks bulky compared to it. The sales person also said that all the Sprint PCS Sales people will be using Thins within the next two weeks.

The colors available are Graphite and Silver blue. I am very happy with it.

Caxton



To: waverider who wrote (1719)9/20/1999 11:51:00 PM
From: lkj  Respond to of 13582
 
Rick,

My buddy and I each bought a 800MHz dual mode Thin Phone from a local Fremont (California) cellular reseller. The service is from GTE, which was ranked the best in the Bay Area. My experience with SprintPCS is extremely poor. It even has uncovered spots in the middle of The Silicon Valley. That's why The San Jose Mercury News rated SprintPCS as the worst cellular service provider in the Bay Area.

The Thin Phone is great. I paid $119 for it. My plan is $35/month with 1000 off peak minutes and 100 peak minutes. I could picked the phone up for $70 if I chose GTE's promotional plan of 200 peak minutes for $35/month. The funny thing is that the cover of the phone has AirTouch printed on it. The retail price on the phone without service would have been $399.

Khan



To: waverider who wrote (1719)9/21/1999 4:19:00 AM
From: JGoren  Respond to of 13582
 
the dual mode in the 800mghz band is out; the 1900 mghz. (# 2760)is not on the shelves yet. the website says it will be available in the Fall, and therefore should be out well before Christmas. Currently, I think the only one Sprint has is the single mode; there always seems to be a lagtime in getting out the dual mode for the 1900 mghz. band.