Alpha Networks Proprietary and Confidential Information
7
2.2.2 IEEE 802.11g Section
#
Feature
Detailed Description
2.2.3.1
Standard
IEEE 802.11g
2.2.3.2
Radio and
Modulation Type
BPSK, QPSK, 16QAM, 64QAM with OFDM
2.2.3.3
Operating Frequency
2400 ~ 2483.5MHz ISM band
2.2.3.4
Channel Numbers
11 channels for United States
13 channels for Europe Countries
13 channels for Japan
2.2.3.5
Data Rate
6,9,12,18,24,36,48,54Mbps
2.2.3.6
Media Access
Protocol
CSMA/CA with ACK
2.2.3.7
Transmitter Output
Power
Typical RF Output Power (tol-2dB) at each RF chain, Data
Rate and at room Temp. 25degree C
+ 18 dBm at 6, 9Mbps
+ 18 dBm at 12, 18Mbps
+ 17 dBm at 24, 36Mbps
+ 15 dBm at 48, 54 Mbps
2.2.3.8
Receiver Sensitivity
Typical Sensitivity at Which Frame (1000-byte PDUs) Error Rate =
10%
–82 dBm at 6Mbps
–81 dBm at 9Mbps
–79 dBm at 12Mbps
–77 dBm at 18Mbps
–74 dBm at 24Mbps
–70 dBm at 36Mbps
–66 dBm at 48Mbps
–65 dBm at 54Mbps
2.2.3 IEEE 802.11n Section for 2.4G Band
#
Feature
Detailed Description
2.2.3.1
Standard
Draft n
2.2.3.2
Radio and
Modulation Type
BPSK, QPSK, 16QAM, 64QAM with OFDM
2.2.3.3
Operating Frequency
2.4GHz band: 2400 ~ 2483.5MHz
2.2.3.4
MIMO
2T3R
GI=800ns
GI=400ns
MCS
20MHz
40MHz
20MHz
40MHz
0
6.5
13.5
7.2
15
1
13
27
14.4
30
2
19.5
40.5
21.7
45
3
26
54
28.9
60
4
39
81
43.3
90
5
52
108
57.8
120
6
58.5
121.5
65.0
135
7
65
135
72.2
150
8
13
27
14.444
30
9
26
54
28.889
60
10
39
81
43.333
90
11
52
108
57.778
120
12
78
162
86.667
180
13
104
216
115.556
240
14
117
243
130.000
170
15
130
270
144.444
300
16
19.5
40.5
21.7
45
17
39
81
43.3
90
2.2.3.5
Data Rate
18
58.5
121.5
65
135
