Compare the modulation and transmission speeds used in 80211

Compare the modulation and transmission speeds used in 802.11g to the standard with which it is backwards compatible, 802.11b.

Comparision of modulation and transmission speeds between the wireless standards 802.11g,b:

802.11g 802.11b
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modulation OFDM DSSS

transmission 54 Mbps 11Mbps

speed

Note::
OFDM -Orthogonal frequency-division multiplexing
DSSS-Direct-Sequence Spread Spectrum
speed