2/28/2011

Features of different type of wireless networks




Wireless network type
Frequency used
Maximum data rate possible
Technologies used in transmission
Coverage area
Personal area network
2.4GHz
250 Kbps
Bluetooth  or infrared and 802.15.4(ZigBee)/
NFC/UWB
<10m
Wireless Local Area Network
2.4 GHz -5 GHz

150Mbps
microwave, WiFi technologies
100m
 
Wireless Metropolitan Area Networks
10-66 GHz
34 to 155 Mbps
microwave, radio, ATM, FDDI, and SMDS,802.16
50Km
Cellular Networks
450 MHz
900MHz
1.8GHz
2.1Ghz

14.4kbps

7.2Mbps
GPRS, CDMA ,
EV-DO, EDGE,
3GSM,iDEN,
 DECT,NMT, GSM 900,GSM 1800,UMTS
48.9km
26.9km
14km
12km
Paging Network
900 MHz

400MHz

4.8kbps
POCSAG and ERMES
UHF

80-100km

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