主权项 |
1. A method for accessing to a channel, comprising:
obtaining, by a first Station (STA), a first time period for transmission, and sending indication information to a second STA within the first time period for transmission, the indication information being configured to inform the second STA of obtaining a second time period for transmission; and obtaining, by the second STA, the second time period for transmission, and transmitting a radio frame within the second time period for transmission. |