OFDM Versions (Cont.)
36-Mbps version
- Groups data into sets of 128 bits; uses QAM
- Transmit OFDM symbol using QPSK (2 bits per symbol)
- 128 bits x 250 KHz x 4 bits ? 36 Mbps
48-Mbps version
- Groups data into sets of 192 bits
- Transmit OFDM symbol using 64-QAM (6 bits per symbol)
- 192 bits x 250 KHz x 6 bits ? 48 Mbps
54-Mbps version
- Groups data into sets of 216 bits; uses 64-QAM
- 216 bits x 250 KHz x 6 bits ? 54 Mbps