Blackberry JAVA DEVELOPMENT ENVIRONMENT - - FEATURE AND TECHNICAL Manual do Utilizador descarregar pdf (Página 108)

IEEE 802.11 wireless networking standards that Wi-Fi enabled BlackBerry

devices support

Wi-Fi® enabled BlackBerry® devices support the IEEE® 802.11a, IEEE 802.11b, and IEEE 802.11g wireless networking standards.

Characteristics of the IEEE 802.11a wireless networking standard that Wi-Fi enabled

BlackBerry devices support

Characteristic Description

fallback speeds 48, 36, 24, 18, 12, 9, and 6 Mbps

frequency 5 GHz

maximum speed 54 Mbps

nonoverlapping channels up to 19

sources of interference

• Bluetooth® wireless technology

• some satellite systems

• 5 GHz cordless phones

throughput speed 23 Mbps

Characteristics of the IEEE 802.11b wireless networking standard that Wi-Fi enabled

BlackBerry devices support

Characteristic Description

fallback speeds 5.5, 2, and 1 Mbps

frequency 2.4 GHz

maximum speed 11 Mbps

nonoverlapping channels 3

sources of interference

• Bluetooth® wireless technology

• microwave ovens

• 2.4 GHz cordless phones

throughput speed 4.5 Mbps

Feature and Technical Overview

IEEE 802.11 wireless networking standards that Wi-Fi enabled BlackBerry devices support

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Blackberry JAVA DEVELOPMENT ENVIRONMENT - - FEATURE AND TECHNICAL Manual do Utilizador Página 108