Patent ID: 8050294

Claim:
A method for transmitting data in a Time Division Multiplexing, TDM, mode, the method comprising: providing at a transmitter side at least two transmitting Buffer Descriptors, BDs, which are of a ring structure and each of which comprises current state information, the method comprising: A: selecting initially a transmitting BD at random as a current transmitting BD, packing, at the transmitter side, TDM frame header information and data to be transmitted into a TDM frame, sequentially searching, at the transmitter side, the transmitting BDs, storing a transmitting address in information of the data to be transmitted into the current transmitting BD, setting a current state in the transmitting BD as a preparation completed state, setting the next transmitting BD as the current transmitting BD, and transmitting the TDM frame to a receiver side according to the transmitting address in the transmitting BD; and B: receiving, at the receiver side, the TDM frame.