Wireless 802.11 Standards Flashcards
1
Q
What is the max data rate for each supported band?
802.11
A
- Max data rate: 2 Mbits/s
- Modulation: DSSS, FHSS
- Bands: 2.4Ghz
Released in 1997
2
Q
What is the max data rate for each supported band?
802.11b
A
- Max data rate: 11 Mbits/s
- Modulation: DSSS
- Bands: 2.4Ghz
Released in 1999
802.11b is not compatible with either 802.11a or 802.11g
3
Q
What is the max data rate for each supported band?
802.11a
A
- Max data rate: 54 Mbits/s
- Modulation: OFDM
- Bands: 5Ghz
Released in 1999
802.11a is not compatible with either 802.11b or 802.11g
4
Q
What is the max data rate for each supported band?
802.11g
A
- Max data rate: 54 Mbits/s
- Modulation: DSSS, OFDM
- Bands: 2.4Ghz
Released in 2003
802.11g is compatible with 802.11b
5
Q
What is the max data rate for each supported band?
802.11n
A
- Max data rate: 600 Mbits/s
- Modulation: OFDM
- Bands: 2.4Ghz, 5Ghz
- Advanced Antenna: MIMO (up to 4 spatial streams)
Released in 2009
6
Q
What is the max data rate for each supported band?
802.11ac
A
- Max data rate: 6.93 Gbits/s
- Modulation: OFDM
- Bands: 5Ghz
- Advanced Antenna: MIMO, MU-MIMO (up to 8 spatial streams)
Released in 2013
802.11ac is called Gigabit Wi-Fi or 5G Wi-Fi. Uses dual-band wireless technology, supporting simultaneous connections on both 2.4 GHz and 5 GHz
