A method for representing a quasi co-location, QCL, parameter configuration, comprising: acquiring (S201) a second QCL characteristic parameter set comprising at least some of characteristic parameters of a first QCL characteristic parameter set, wherein the at least some characteristic parameters of the first QCL characteristic parameter set represent characteristics of a radio propagation channel, the at least some characteristic parameters comprise an average delay, an average gain, a frequency offset, a frequency offset spread, or a delay spread, wherein the acquiring the second QCL characteristic parameter set comprises acquiring second QCL characteristic parameter sets configured respectively for L signals, wherein each of the L signals corresponds to one second QCL characteristic parameter set, wherein L is a positive integer greater than 1, and wherein the second QCL characteristic parameter set corresponding to transmit signals has following configuration condition: when the transmit signals are a combination of a downlink synchronization signal and a downlink measurement pilot, the second QCL characteristic parameter set configured by a transmitting terminal at least comprises the frequency offset and the average delay; and sending configuration information of the second QCL characteristic parameter set to a receiving terminal, wherein the sending configuration information of the second QCL characteristic parameter set to the receiving terminal comprises indicating (S202), by preset signaling, signal sets with a QCL relationship and to which the second QCL characteristic parameter set is applicable, and wherein the signal sets comprise the L signals. wherein the at least some characteristic parameters of the first QCL characteristic parameter set represent characteristics of a radio propagation channel, the at least some characteristic parameters comprise an average delay, an average gain, a frequency offset, a frequency offset spread, or a delay spread, wherein the acquiring the second QCL characteristic parameter set comprises acquiring second QCL characteristic parameter sets configured respectively for L signals, wherein each of the L signals corresponds to one second QCL characteristic parameter set, wherein L is a positive integer greater than 1, and wherein the second QCL characteristic parameter set corresponding to transmit signals has following configuration condition: when the transmit signals are a combination of a downlink synchronization signal and a downlink measurement pilot, the second QCL characteristic parameter set configured by a transmitting terminal at least comprises the frequency offset and the average delay; and sending configuration information of the second QCL characteristic parameter set to a receiving terminal, when the transmit signals are a combination of a downlink synchronization signal and a downlink measurement pilot, the second QCL characteristic parameter set configured by a transmitting terminal at least comprises the frequency offset and the average delay; and sending configuration information of the second QCL characteristic parameter set to a receiving terminal, wherein the sending configuration information of the second QCL characteristic parameter set to the receiving terminal comprises indicating (S202), by preset signaling, signal sets with a QCL relationship and to which the second QCL characteristic parameter set is applicable, and wherein the signal sets comprise the L signals. <EOS>