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communicate with other manufacturers’ wireless devices that support this standard. The
followings are the main distinguishing features of this wireless adapter.
Compatible with IEEE 802.11g high rate standard to provide wireless speeds of
54Mbps data rate with OFDM modulation.
Backward compatible with IEEE 802.11b high rate standard to provide wireless
speeds of 11Mbps data rate with CCK modulation
Dynamic date rate scaling at 54, 48, 36, 24, 18, 12, 9 Mbps in OFDM mode
Dynamic date rate scaling at 11, 5.5 Mbps in CCK mode; 2 and 1Mbps in DQPSK
and DBPSK mode.
32-bit cardbus Interface
Maximum reliability, throughput and connectivity with automatic fallback, auto-switch
between OFDM and CCK.
Supports wireless data encryption with 128-bit WEP and WPA standard for security
On-board printed patch antenna
Drivers support Windows 98SE, 2000, ME, XP
Simple user setup & diagnostics utilities
Type approval compliant with FCC Part 15.247 for US, EN 300-328 for Europe, and
RCR STD-33A and ARIB STD-T66 for Japan
1.4 Wireless CardBus Adapter Specification
Specification
RF Technology
Direct Sequence Spread Spectrum
Operating Frequency
2400-2497MHz ISM band
Modulation Schemes
DQPSK, DBPSK and CCK
Channel Numbers
11 channels for United States
13 channels for Europe
14 channels for Japan
Data Rate
11Mbps(CCK) with fall back rates of 5.5, 2, and 1Mbps
54Mbps with fall back rates of 48/36/24/18/12/9 Mbps
(OFDM)
Media Access Protocol
CSMA/CA with ACK
Transmitter Output Power
18 dBm typically
Receiver Sensitivity
Typical -68dBm for 54Mbps @ 10% PER (Packet Error Rate)
Typical -86dBm for 2Mbps @ 8% PER (Packet Error Rate)
Range Coverage
Indoor: 35 - 100 meters (depends on environment)
Outdoor: 100 - 300 meters (depends on environment)
LED Indicator
Power & Link status
Antenna Type
Printed-on-board antenna
Operating Voltage
3.3V
Current Consumption
250mA at transmit mode typically
200mA at receive mode typically
5mA at sleep mode typically
Form Factor and Interface
PC Card Type II
Temperature
0 ~ 55 in operating
-20~75 in storage
Humidity
10% ~ 90% Non-condensing
Dimension
115mm x 54mm x 5mm
Wireless LAN CardBus Adapter