Sony Ericsson J200 manual NC0, GEA1

White Paper J200

Feature

Support in the J200

Support of GPRS/CS com- Yes bined procedures

Network control mode	NC0
Support of access in 2	Yes
phases
Support of PRACH on 11	Yes
bits
Support of GPRS re-selec-	Yes
tion C31/C32
Support of static and	Yes
dynamic addressing
Support of power control	Uplink = yes, Downlink is a network feature
Uplink and Downlink
Support of ciphering algo-	GEA1
rithms
Support of compression	No
algorithms
Support of the QoS modifi-	Yes, when initiated by the network
cation procedure	(not by the handset)
Interfaces to external	IrDA, Datarate = SIR & MIR, max
devices supported by the	115.2 kbps
phone
Downlink data rate	Up to 85,600 bps for packet data communication, using 4 time slots in cod-
	ing scheme CS-4
Uplink data rate	Up to 21,400 bps for packet data communication, using 1 time slot in coding
	scheme CS-4
Mode of operation	Class B and Class C modes of operation supported. It is possible for the
	user to choose if the Circuit Switched services should be favoured.
R Reference point	Physical layer: PPP is supported as L2 layer in the R reference point
	Authentication algorithms PAP, CHAP supported
IP connectivity	PDP type IP is supported
	IP termination in mobile
Application	WAP over GPRS supported (UDP/IP and GPRS-SMS)
	SMS over GPRS (SMS-MT, SMS-MO) supported
QoS	QoS negotiation supported. Default requested QoS sent by the handset at
	PDP context activation is reliability Class 3. Peak/Mean/Delay/Precedence
	Class: subscribed.
	Precedence class supported (1,2,3)
	Reliability class 1-5 supported
	Delay classes supported (1,2,3,4)
	Mean and peak throughput rate limited by multi slot class 4 and CS-4

35 November 2004