Alpha Networks Proprietary and Confidential Information
2.0 Requirements
The following sections identify the detailed requirements of the
802.11n Draft 2.0 USB Dongle.
2.1 Functional Block Diagram
2.2 General Requirements
2.2.1 IEEE 802.11b Section
#
Feature
Detailed Description
2.2.1.1 Standard
y
IEEE 802.11b
2.2.1.2 Radio
and
Modulation
Schemes
y
DQPSK, DBPSK, DSSS, and CCK
2.2.1.3 Operating
Frequency
y
2400 ~ 2497MHz ISM band
2.2.1.4
Channel Numbers
y
11 channels for United States
13 channels for Europe Countries and other regions
2.2.1.5 Data
Rate
y
11, 5.5, 2, and 1Mbps
2.2.1.6 Media
Access
Protocol
y
CSMA/CA with ACK
2.2.1.7 Transmitter
Output
Power
y
Typical RF Output Power (tol-2 dB) at each RF chain, Data
Rate and at room Temp. 25degree C
y
17 dBm at 1,2,5.5,11Mbps
Note: The maximum power setting will vary according to individual country regulations.
2.2.1.8 Receiver
Sensitivity
y
Typical Sensitivity at each RF chain. Frame (1000-byte PDUs) Error
Rate = 8%
y
–94dBm at 1Mbps
y
–92dBm at 2Mbps
y
–90dBm at 5.5Mbps
2:eCn!
2400 ~ 2483.5MHz ISM band
The following sections identify the detailed requirements of the
WLAN Card
.
