The invention is a schedule media access control method used in wireless network, comprising the steps of: receiving node checks whether there is follow-up data packet in the transmitting node to be transmitted, according to the data packet received from the transmitting node: if not, checking whether there is data packet in the receiving node to be transmitted to the transmitting node: if yes, adding the time for transmitting the data packet of the receiving node into the confirm packet transmitted by the transmitting node; after the receiving node receives transmission clearing packet transmitted by the transmitting node, transmitting the data packet in the receiving node to the transmitting node. |