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To: tero kuittinen who wrote (5233)6/4/2000 1:07:00 PM
From: gdichaz  Respond to of 34857
 
tero: You are a fine advocate. You would have a great career in the US as a defense lawyer. Anything goes for the defense. Facts, evidence, who cares? Spin is all. (On second thought, a political consultant might be an even better fit.)

Just for chuckles, the reason Korea will build on IS-95 is that IS-95 C in Korea is in fact IxMC. It is a done deal.

That is what will be introduced into China as 3rd gen.

The "confusion" is nonsense. The plan is simple. The consultations between the Koreans and the Chinese on introducing 1xMC are ongoing and vigorous. Suggest that Nokia not stand in the way or it will be trampled.

One other point, the phones (made in Korea of course) will have slots in them for "smart cards" which will permit roaming and use of both CDMA and GSM. Eric L has pointed this out here long ago.

As Maurice would say, what fun this all is.

CDMA will be in China next year with 1xMC and later it will take over completely when China Telcom has to convert its GSM (i.e. discard it) for WCDMA.

China will be a CDMA center in 5 years - two flavors, one system.

And Qualcomm will pull in money.

Yahooo !

Best.

Chaz



To: tero kuittinen who wrote (5233)6/4/2000 2:52:00 PM
From: JohnG  Read Replies (2) | Respond to of 34857
 
Tero, There is some termonology confusion here.
with QCOM's CDMA, 1X MC CDMA and 3X MC CDMA are both IMT 2000 CDMA's. They are both broadband (as in pump lots of data) even though 1X MC runs on a 5MHZ band (like DDI's in Japan or like the 5MHZ Chana has allocated to Unicom) whereas 3X MC runs in 10 MHZ.

See this reference:
mobiledataevolution.com
To see that they are both IMT-2000

Now, here's the trick. Originally 1X MC was to work at speeds up to 307Kbps and 3X MC at speeds up to 2 Mbps. That has all changed with HDR. Now 1x MC w/ HDR runs at data rates of up to 2 Mbps just as does 3X MC HDR. This increase in data rates atainable in a 5 MHz spectrum changes the game and 1X MC is what DDI will be installing in Japan on their 5MHz spectrum after 95B. 1X MC w/ HDR is true Broad BAnd which some have mistakenly identified as WideCDMA in various news articles.

Korea is currently installing 1X MC w/ HDR compatible with Japan.

China Unicom will also rapidly install 1X MC w/HDR compatible with Korea and Japan on Unicom's 5MHz spectrum. Unicom will cancel their old projrct which was either 95A, 95B or 1X MC WITHOUT HDR.

Thus, one phone will work in Japan, Korea and China. It may have a sim card (a must for China), 2 digital frequencies(a must for Japan, Analog (dual mode), and GSM (tri mode) as required.

DoCoMo is so upset at the possibility of not having a 2 countru phone like DDI that they have commissioned Mitsibishi to develop some bastard dual mode phone of their own which works in both Korea and Japan. I think it may have two phone numbers--a Korean number that will work on the Korean SK phone system and a Japanese number that will work in Japan. I guess it has two ASICS too.

Tero, you just don't get it do you?
JohnG