A reference signal configuration method performed by a base station, wherein the method comprises: • determining configuration information of a first reference signal, ∘ wherein the first reference signal is a reference signal corresponding to a first port that is used in one transmission period, and a second port is also used in the transmission period, and configuration information of a second reference signal corresponding to the second port is different from the configuration information of the first reference signal, wherein the first and second port are different ports allocated to a same user equipment, ∘ wherein the configuration information of the first reference signal comprises a transmission waveform used by the first reference signal, wherein the determining the configuration information of the first reference signal comprises: ∘ determining, based on at least one of channel quality information of a channel corresponding to the first port, a peak-to-average power ratio, PAPR, requirement of the user equipment, and a quantity of scheduling layers of the user equipment, the transmission waveform used by the first reference signal; and • configuring the first reference signal based on the configuration information of the first reference signal; • transmitting indication information to the user equipment, wherein the indication information indicates the configuration information of the first reference signal; • transmitting the configured first reference signal to the user equipment and transmitting the second reference signal to the user equipment. • determining configuration information of a first reference signal, ∘ wherein the first reference signal is a reference signal corresponding to a first port that is used in one transmission period, and a second port is also used in the transmission period, and configuration information of a second reference signal corresponding to the second port is different from the configuration information of the first reference signal, wherein the first and second port are different ports allocated to a same user equipment, ∘ wherein the configuration information of the first reference signal comprises a transmission waveform used by the first reference signal, wherein the determining the configuration information of the first reference signal comprises: ∘ determining, based on at least one of channel quality information of a channel corresponding to the first port, a peak-to-average power ratio, PAPR, requirement of the user equipment, and a quantity of scheduling layers of the user equipment, the transmission waveform used by the first reference signal; and ∘ wherein the first reference signal is a reference signal corresponding to a first port that is used in one transmission period, and a second port is also used in the transmission period, and configuration information of a second reference signal corresponding to the second port is different from the configuration information of the first reference signal, wherein the first and second port are different ports allocated to a same user equipment, ∘ wherein the configuration information of the first reference signal comprises a transmission waveform used by the first reference signal, ∘ determining, based on at least one of channel quality information of a channel corresponding to the first port, a peak-to-average power ratio, PAPR, requirement of the user equipment, and a quantity of scheduling layers of the user equipment, the transmission waveform used by the first reference signal; and • configuring the first reference signal based on the configuration information of the first reference signal; • transmitting indication information to the user equipment, wherein the indication information indicates the configuration information of the first reference signal; • transmitting the configured first reference signal to the user equipment and transmitting the second reference signal to the user equipment.