Method and device for transmitting and receiving downlink signal in wireless communication system

The present invention relates to a method and apparatus that the mobile station receives the downlink signals in a wireless communication system. More specifically, by using a method comprising: receiving a first one QCL (Quasi Co-Location) characteristic information for the first downlink communication of the wireless resource and second wireless resource comprises the step of receiving a downlink signal, the 2, the radio resource is a wireless resource is changed to downlink communication purposes from a specific point in time in the radio resource is an uplink communications use purpose, using a second QCL attribute information for a second downlink communication of a radio resource, the downlink signal and decoding (decode), claim 1 QCL characteristic information and second characteristic information QCL 2 is characterized in that which is defined independently of each other.