Ericsson T39 manual Built-in GSM Data Modem Technical Data, Infrared Transceiver Technical Data

Built-in GSM Data Modem Technical Data

	Dimension	Support in the T39
	Standards	AT commands industry standard, ETSI 07.05 and 07.07 and
		07.10, V 25ter command set supported
	Data rates, Circuit Switched	Download data	Up to 19,200 or 28,800 bps (depending
	(CSD)	rate	on base rate) no compression,
			with V 42bis compression up to four
			times higher transmission rates depend-
			ing on the data type
		Upload data rate	Up to 9,600 or 14,400 bps (depending
			on base rate) for GSM Data communi-
			cation, no compression
			with V 42bis compression up to four
			times higher transmission rates depend-
			ing on the data type
	Data rates, GPRS	See GPRS Technical data
Infrared Transceiver Technical Data

Dimension	Support in the T39
Standards	IrDA DATA with secondary implementation of IrLAP 1.0
	and IrDA-Ultra, IRMC 1.1 except RTCON (Real Time Con-
	trol Protocol)
	AT commands industry standard, ETSI 07.05 and 07.07
Coverage area	Up to 1 metre (3.3 feet)
Power consumption	Slightly increased depending on type of communication.
Compatibility	Computer	IrDA equipped computers using
		Win95/98/NT 4.0,
		vCard/vCalendar support to exchange
		business cards/calendar entries
	PDA	Ericsson MC218 and other IrDA
		equipped PDAs running Windows CE,
		EPOC32 or PalmOS, vCard/vCalendar
		support to exchange business cards/cal-
		endar entries
	Phone	T39 to exchange business card, calen-
		dar entries and ring signals, as well as
		other vCard/vCalendar compliant
		phones
Data transmission rate	Max speed between phone and IrDA device (e.g. PC,
	another phone)
	SIR: up to 115,200 bps
	MIR: up to 1,152,000 bps

52