A data transmission method shunt, apparatus and system for

Embodiment of the present invention provides a method of transmitting data distribution apparatus, and systems, relates to the field of communications, multiple collisions and retransmissions can be avoided, reducing the uplink data transmission delay. The method comprising: obtaining a base station transmission performance parameters of the user equipment on the supplemental user transmission network and configured to limit transmission based on the performance parameter and the user transmission limit to the user equipment, so that the user equipment according to the user transmission restrictions on the supplemental data transmission network. The method of an embodiment of the present invention is applied to transmission of data distribution.