SMG4/TSG-CN3/TSG-T2
London, 15-19 March 1999	TSGT2#2(99)057

Agenda Item:	

Source:	Nokia Mobile Phones

Title:	Candidates for the External Interface of a Mobile Terminal

Document for:	SWG2

___________________________________________________________________________

Interface Standard	Physical Media 
(connector)	Data Rate 	Network Topology	 Number of devices	Method for Adding Devices to the Network.
Plug & Play Function.	Synchronization	Standard	
EIA-232D	Nine wires /null modem cable 
(DB9)	115kbps	Point to point	1	Plugging/unplugging devices. Software PnP.	Asynchronous	EIA-232/V.24
UART ( Intel 8251A Industry Standard)	
ISDN S-Interface	Eight wires 
(RJ45)	2X64kbps + 16kbps	Point to point	1	Plugging/unplugging devices.
No PnP.	Synchronous	ISO8877-connector.
I.430	
IEEE 802.3
Ethernet	Four wires 
(RJ45)	10Mbps	Multimaster 	Address space	Plugging/unplugging devices to Ethernet HUB devices.
No PnP.	Asynchronous	ISO8877-connector.
IEEE 802.3	
USB	Four wires 
(USB Connector)	12Mbps	Master to slave devices	127	Plugging/unplugging devices to USB HUB devices.
Hardware PnP.	Asynchronous
Isosynchronous	USB Specification 1.1	
ARIB-USBI	Ten wires + Coax-RF
(ARIB-connector)	12Mbps	Master to slave devices	127	Plugging/unplugging devices to USB HUB devices.
Hardware PnP.	Synchronous
Asynchronous
Isosynchronous	USB Specification 1.1
ARIB Chapter 8	
IEEE 1394	Four wires 
(iLink connector)	100Mbps – 400Mbps	Multimaster	63	Plugging/uplugging devices.
Software PnP.	Asynchronous
Isosynchronous	IEEE1394	
IrDA-SIR	Infra red transceiver
(line of sight)	115kbps	Point to point(s)	Address space	Line of sight connecting/ disconnecting devices.
Software PnP specified.
	Asynchronous	IrDA Physical Layer Specification v1.3	
Interface Standard	Physical Media 
(connector)	Data Rate 	Network Topology	 Number of devices	Method for Adding Devices to the Network.
Plug & Play Function.	Synchronization	Standard	
IrDA-FIR	Infra red transceiver
(line of sight)	4Mbps	Point to point(s)	Address space	Line of sight connecting/ disconnecting devices.
Software PnP specified.	Synchronous	IrDA Physical Layer Specification v1.3	
802.11 –
IR 	Infra red transceiver
(diffused IR)	2Mbps	Multimaster	Address space	SW reporting to a server
Ad-Hoc -networking	Asynchronous	IEEE 802.11	
802.11-FHSS 	Frequency-Hopping Spread Spectrum RF	2Mbps	Multimaster	Address space	SW reporting to a server
 Ad-Hoc -networking	Asynchronous	IEEE 802.11	
802.11- DSSS	Direct Sequence Spread Spectrum RF	2Mbps	Multimaster	Address space	SW reporting to a server
 Ad-Hoc -networking	Asynchronous	IEEE 802.11	
HomeRF	Frequency-Hopping Spread Spectrum RF	2Mbps	Master –slave  and
Multimaster	127	Under "connection point" control or Ad-Hoc -networking	Asynchronous
Isosynchronous	Specification presently available for members only.	
Bluetooth	Frequency-Hopping Spread Spectrum RF	721kbs + 57.6kbs or
2x432.6kbs	Point to point(s)	Address space	SW reporting to a server
 Ad-Hoc -networking	Synchronous
Asynchronous	Specification 0.8 presently available for members only.
1.0 week 11/99?