In July 1998, the IEEE standardization group selected the OFDM modulation technique for their new IEEE802.1l a standard, targeting data transmission from 11 up to 54 Mbps.

• 1998年7月，OFDM技术正式被IEEE标准组确定为IEEE802.；11a物理层调制方法，使得无线局域网数据传输速率由11Mbps提高到54Mbps，性能得到明显改善。