gsm.. onno w. purbo [email protected]. trend global-nya.. gsm gsm/gprs edge wcdma cdma cdma 1x ...
TRANSCRIPT
GSM ..
Onno W. [email protected]
Trend Global-nya ..
GSM GSM/GPRS EDGE WCDMA CDMA CDMA 1X CDMA 2000 2005 85% GSM/GPRS Market Share 2005 20-100Kbps 2006 80-200Kbps 2006 Cellullar + WiFi 11-22Mbps 2007+ 3G 201x+ 4G (WiMAX & SIP/VoIP)
EDGE?
4G?
2G 4G
Pre-4G Intelligent Network Current mobile wireless
infrastructure is the last outpost of the Intelligent Network
Service delivery centered around SS7/IS-41/GSM MAP intelligent nodes within the network
1G is POTS over the air 2G/2.5G/3G is ISDN over the air
A View of 4G GSM/TDMA/EDGE/CDMA 2G/2.5G
radios IP over 3G R’99 ATM infrastructure SIP and IPv6 in the handset Optimal internet routing and
handoff protocols Greater base station density
improves bandwidth
Contoh Teknologi 4G ..
WiMAX IEEE 802.16 VoIP SIP
Mobile Internet
GSM for Rural
Mini & Micro GSM