HP 6550b, 6450b manual Models Roaming, Power Consumption

QuickSpecs

HP ProBook 6450b Notebook PC HP ProBook 6550b Notebook PC

Technical Specifications

Broadcom 4313GN Wireless LAN

802.11b/g/n Standards

WiFi Adapter

Interoperability

Frequency Band

Data Rates

Frequency Support

Modulation

Security1

Sub-channels

Media Access

Protocol

IEEE 802.11b

IEEE 802.11g

IEEE 802.11n

Wi-Fi certified

Cisco Compatible Extensions Program compliant with Microsoft Win7, Vista and XP (details at: http://www.hp.com/go/notebooks/WLAN)

2.4 GHz

802.11b: 1, 2, 5.5, 11 Mbps

802.11g: 6, 9, 12, 18, 24, 36, 48, 54 Mbps

802.11n: 6.5, 7.2, 13, 14.4, 19.5, 21.7, 26, 28.9, 39, 43.3, 52, 57.8, 58.5, 65, 72.2Mbps

20 MHz: 2.4 GHz bands

Direct Sequence Spread Spectrum

DBPSK, DQPSK, CCK, OFDM, BPSK, QPSK, 16-QAM, 64-QAM Supports 64- and 128-bit WEP, WPA, WPA2, hardware-accelerated AES, 802.1x authentication types EAP-TLS, EAP-TTLS, PEAP-GTC, PEAP- MSCHAPv2, LEAP, EAP-FAST.

Support for Cisco Security Features (proven compatibility with Cisco Aironet infrastructure products through the Cisco Compatible Extensions Program Version 4) with Microsoft Windows Vista and XP only.

Multinational support with frequency bands and channels compliant to local regulations.

CSMA/CA (Collision Avoidance) with ACK

Network	Ad-hoc (Peer to Peer)
Architecture	Infrastructure (Access Point Required)
Models
Roaming	IEEE 802.11 compliant roaming between access points
Output Power (for	17 dBm , nominal
CCK)2
Output Power (for	15 dBm , nominal
OFDM; power varies by
data rate)2
Power Consumption	Idle associated: 250 mW avg (CLKREQ enabled)
	Idle unassociated: 425 mW avg
	Transmit/Receive 20 MHz channel: 5.5 W (max)
Power Management ACPI compliant power management
	802.11 compliant power saving mode
Receiver Sensitivity3	72.2 Mbps: -71dBm
Antenna type	High efficiency dual band antenna with spatial diversity, usually
	mounted in the display enclosure
Form Factor	PCI-Express Half-MiniCard

DA – 13616 EMEA — Version 1 — May, 2010 Page 39