Multi-user cooperative communication downlink control information transmission method, base station and user device

The present invention provides a multi-user cooperative communication downlink control information transmission method, a base station and a user device. The method comprises: the base station sends the downlink control information (DCI) including that the base station dispatching the benefit user device to the cooperation user device. The other method comprises: the cooperation user device obtains the downlink control information (DCI) of the base station dispatching the benefit user device; and the cooperation user device sends the DCI to the benefit user device.