Alpha Networks WMP-G09 Посібник користувача - Сторінка 6
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Друкувати сторінку2.2 General Requirements
2.2.1 IEEE 802.11b Section
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Feature
2.2.1.1
Standard
2.2.1.2
Radio and
Modulation
Schemes
2.2.1.3
Operating
Frequency
2.2.1.4
Channel
Numbers
2.2.1.5
Data Rate
2.2.1.6
Media Access
Protocol
2.2.1.7
Transmitter
Output Power
2.2.1.8
Receiver
Sensitivity
2.2.2 IEEE 802.11g Section
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Feature
2.2.2.1
Standard
2.2.2.2
Radio and
Modulation
Schemes
2.2.2.3
Operating
Frequency
Channel Numbers
2.2.2.4
2.2.2.5
Data Rate
2.2.2.6
Media Access
Protocol
2.2.2.7
Transmitter
Output Power
2.2.2.8
Receiver
Detailed Description
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IEEE 802.11b
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DQPSK, DBPSK, DSSS, and CCK
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2400 ~ 2497MHz ISM band
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11 channels for United States
13 channels for Europe Countries
14 channels for Japan
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11, 5.5, 2, and 1Mbps
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CSMA/CA with ACK
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Typical 18dBm at 11, 5.5, 2, and 1Mbps
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Typical – 84dBm for 11Mbps @ 8% PER
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Typical – 90dBm for 2Mbps @ 8% PER
Detailed Description
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IEEE 802.11g
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BPSK, QPSK, 16QAM, 64QAM, and OFDM
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2400 ~ 2497MHz ISM band
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11 channels for United States
13 channels for Europe Countries
13 channels for Japan
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54, 48, 36, 24, 18, 12, 9, and 6Mbps
Ÿ
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CSMA/CA with ACK
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Typical RF Output Power at each Data Rate
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+10 ~ 14dBm at 54Mbps
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+11 ~ 15dBm at 48Mbps
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+13 ~ 15dBm at 36Mbps
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+17 ~ 18dBm at 24, 18, 12, 9, and 6Mbps
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Typical Sensitivity at Which Frame (1000-byte