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Sony Ericsson / Sony : GPRS, WAP, MMS and Email setup : CSD as fast as GPRS?
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Cophia Posts: > 500


CSD and HSCSD are slower than GPRS (again, if optimal conditions for all), however GPRS is not time based so I CAN STAY CONNECTED TO Yahoo! Mesenger on WAP all afternoon and occasionally click 'refresh' to check messages.

You wouldn't want to try that with CSD or HSCSD.



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Posted: 2003-02-28 19:05:00
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stuffman Posts: 58

Both CSD and GPRS use 9600 bps transferrate per Timeslot...
Now while downloading anything using CSD, you can reach max. 1-1.2kB/s
But when you use GPRS, depends on your phone, u have 3 or 4 tiems 9600bps, that's some 3.6-4.8 kB/s
Some countries, of course, use 14400bps transferrate per Timeslot...
And here is the so called "real maximum" of GPRS, which means 5.4-7.2kB/s

2 Cophia: Sorry to say this... are you sure? SO listen up:
GPRS is passive connection, it's speed is floating... 1Timeslot, 2 or 3, or 4, or 2 again, or 1, depending on the speech traffic under the cell you are talking... and anyways, either you have the whole 4 Timeslots for you, it's still just passive, you will never have the e.g. 57.6kbps transferrate all the time, it will go down to 14.4, 33.6, back to 57.6, then again to 33.6, maybe it will remain the whole time mostly on 28.8..
While HSCSD has EVERYWHERE 14.4kbps per Timeslot, meaning that if you have HSCSD 2+1, then you have FULLTIME 28.8kpbs connection, without any speed floating! So just for info, HSCSD is faster than GPRS.... Just try it, you will see the difference...

Cheerz,

Shady

_________________
---== I have the 2nd T68i GodDamnit ==---

[ This Message was edited by: stuffman on 2003-02-28 18:42 ]

[ This Message was edited by: stuffman on 2003-02-28 18:43 ]
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Posted: 2003-02-28 19:15:00
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