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Post subject: Any one who knows lock time of GPRS class12?
Unread postPosted: Tue Dec 14, 2004 10:24 pm
As far as I know
between the receive and transmit time slots, one time slot minus the
maximum TA is the minimum amount of time left for the RF parameter setting
and for the synthesizer lock-up.
The maximum TA value is 63 symbol
periods, or 232.615 µs, so this represents 576.923 - 232.615 = 344.308
But when we talking about lock time of this, it should be
locked within 180 µs not 344.308 µs. :?:
Is there anyone who can