In physical layer, it defines the method that has 1M, 2M, 5.5M and 11M bps data transfer rates with DBPSK, DQPSK and CCK modulation at 2.4GHz band carrier.

• 在物理层；标准规定了在2.；4GHz的频段；采用DBPSK；DQPSK；CCK调制的通信格式；能分别提供1M、2M、5