Disclosed are a signal transmission method and device. In the present application, the method includes: a base station configuring sending resources for at least two of a first signal, a second signal and a third signal, and sending the at least two signals according to the sending resources for the at least two signals, wherein in the at least two signals, the transceiving of one signal is indicated by at least one of the other signals; the first signal is a signal for at least one of the functions of synchronization, wave beam measurement, wave beam acquisition and RRM; the second signal is a signal for at least one of the functions of synchronization, fine synchronization, wave beam measurement, wave beam acquisition, RRM, CSI measurement and terminal wakeup; and the third signal is a signal for paging.