Teknologi Internet Murmer Onno W. Purbo [email protected] April 1999.
Mobile Data & Internet Onno W. Purbo [email protected].
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Transcript of Mobile Data & Internet Onno W. Purbo [email protected].
Struktur Wireless Mobile Data Mobile Wireless
Berasal Voice (GSM, GRPS, EDGE, WCDMA)
Berbasis Data (PAGER, DATATAC) Fixed Wireless
Packet Radio IEEE 802.11a, b Laser
Struktur Wireless Mobile Data Mobile Wireless
WCDMA 2Mbps PAGER slow
Fixed Wireless Packet Radio slow IEEE 802.11b 11Mbps IEEE 802.11a 54Mbps – 100Mbps Laser 155-622Mbps
Mobile Wireless Modem US$170-350 Handset Rp. 1-2 juta Airtime 9600bps Butuh operator selular
GPRS ~100Kbps di Singapore
Evolutions of Mobile Systems
cdmaOne Packet Data
cdmaOne Packet Data
GSMGSM
TDMA CDPD
TDMA CDPD
cdma2000 1Xcdma2000 1X
EDGEEDGE
WCDMA
WCDMA
cdma2000 1XEVcdma2000 1XEV
2G First Step into 3G 3G phase 1
GPRSGPRS
PDC PDC-P
PDC PDC-P
64 - 144 Kb/s
Evolved 3G
384 Kb/s - 2 Mb/s 384 Kb/s - 8 Mb/s
Time2000/2001 2001/2002 2003+
64 kb/s
Tahapan di GSM .. 2+ = GSM Phase 2+ HSCSD = High Speed Circiut Switched
Data (14.4kbps * n) GPRS = General Packet Radio System
(up to 114 kbps) EDGE = Enhanced Data GSM
Environment (up to 560 kbps) UMTS = Universal Mobile Telephone
Service (up to 2 Mbps)
Aplikasi Wireless Data Konvensional
SMS Pager WAP
Non-Konvensional Unified Messaging
SMS E-mail FAX Bar code Pager Dll ..
Mobile Internet Evolution
QualityVolume
Any access
MediaEntertainment
Capacity
MessagesInformation
Data Path
MultimediaConversation
Real time
2001-2002 2003 2004 2005
Aplikasi Wireless Internet
Internet
Service Provider
Transparent Permanent IP Connection
WAP, SMS,WWW, IP, Email, Messaging