Packet transmission time in 802.11: Difference between revisions
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{| {{prettytable}} <hiddentext>generated with [[:de:Wikipedia:Textverarbeitung/EXCEL-Tabellenumwandlung]] V14<\hiddentext> |
{| {{prettytable}} <hiddentext>generated with [[:de:Wikipedia:Textverarbeitung/EXCEL-Tabellenumwandlung]] V14<\hiddentext> |
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| width="15,75" Height="12,75" | |
| width="15,75" Height="12,75" | o |
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| width="177,75" | Payload in bytes: |
| width="177,75" | Payload in bytes: |
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|style="background-color:#99CC00" width=" |
|style="background-color:#99CC00" width="30" align="center" | 1500 |
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| Short preamble and headers: |
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Revision as of 19:58, 22 February 2007
Frame exchange duration for a unicast data frame and the acknowledgement frame
For 802.11b bitrates (valid in 802.11b and g; short headers used)
| o | Payload in bytes: | 1500 | |||||||||||||||
| Short preamble and headers: | yes | ||||||||||||||||
| Data transmission bitrate (802.11b/g) | 1 Mbps | 2 Mbps | 5.5 Mbps | 11 Mbps | |||||||||||||
| Bitrate (Mbit/s) | Length (bits) | Time (μs) | Bitrate (Mbit/s) | Length (bits) | Time (μs) | Bitrate (Mbit/s) | Length (bits) | Time (μs) | Bitrate (Mbit/s) | Length (bits) | Time (μs) | ||||||
| DIFS | 50 | 50 | 50 | 50 | |||||||||||||
| D | PHY header: PLCP preamble | 1 | 144 | 144 | 1 | 72 | 72 | 1 | 72 | 72 | 1 | 72 | 72 | ||||
| A | PHY header: PLCP header | 1 | 48 | 48 | 2 | 48 | 24 | 2 | 48 | 24 | 2 | 48 | 24 | ||||
| T | MAC headers (ad-hoc mode: 28 Bytes) | 1 | 224 | 224 | 2 | 224 | 112 | 6 | 224 | 41 | 11 | 224 | zus. | ||||
| A | MAC body | 1 | 12000 | 12000 | 2 | 12000 | 6000 | 6 | 12000 | 2182 | 11 | 12000 | 1112 | ||||
| tx time data: | 12466 | 6258 | 2369 | 1258 | |||||||||||||
| SIFS | 10 | 10 | 10 | 10 | |||||||||||||
| A | PHY header: PLCP preamble | 1 | 144 | 144 | 1 | 72 | 72 | 1 | 72 | 72 | 1 | 72 | 72 | ||||
| C | PHY header: PLCP header | 1 | 48 | 48 | 2 | 48 | 24 | 2 | 48 | 24 | 2 | 48 | 24 | ||||
| K | MAC headers | 1 | 112 | 112 | 2 | 112 | 56 | 6 | 112 | 21 | 11 | 112 | 11 | ||||
| tx time ack: | 314 | 162 | 127 | 117 | |||||||||||||
| tx time data + ack: | 12780 | 6420 | 2496 | 1375 |