A Channel State Information, CSI, measurement method, the method comprising: determining, by a terminal, a periodic value and a subframe offset value of a periodic CSI reference resource on a carrier; determining, by the terminal, a time-frequency resource corresponding to an effective CSI reference resource where CSI measurement is performed, according to the frame structure type of the carrier and the determined periodic value and subframe offset value of the periodic CSI reference resource, and measuring the CSI on the determined time-frequency resource, wherein the frame structure type comprises a frame structure type 1 and a frame structure type 2; wherein determining, by the terminal, a time-frequency resource corresponding to an effective CSI reference resource according to the frame structure type of the carrier and the determined periodic value and subframe offset value of the periodic CSI reference resource, comprises: determining, by the terminal, one or multiple expected subframe serial numbers K CSI_ref corresponding to the periodic value and the subframe offset value of the periodic CSI reference resource, in the frame structure type of the carrier; for each obtained expected subframe serial number K CSI_ref, determining, by the terminal, whether the expected subframe serial number K CSI_ref satisfies the time domain position of a CSI reference resource in a Long Term Evolution, LTE, system, if the expected subframe serial number K CSI_ref satisfies the time domain position of a CSI reference resource in an LTE system, determining a unique subframe corresponding to the expected subframe serial number K CSI_ref as the time domain resource corresponding to the effective CSI reference resource; determining, by the terminal, a frequency domain resource corresponding to the effective CSI reference resource, according to the frequency domain position of the CSI reference resource in the LTE system. determining, by a terminal, a periodic value and a subframe offset value of a periodic CSI reference resource on a carrier; determining, by the terminal, a time-frequency resource corresponding to an effective CSI reference resource where CSI measurement is performed, according to the frame structure type of the carrier and the determined periodic value and subframe offset value of the periodic CSI reference resource, and measuring the CSI on the determined time-frequency resource, wherein the frame structure type comprises a frame structure type 1 and a frame structure type 2; wherein determining, by the terminal, a time-frequency resource corresponding to an effective CSI reference resource according to the frame structure type of the carrier and the determined periodic value and subframe offset value of the periodic CSI reference resource, comprises: determining, by the terminal, one or multiple expected subframe serial numbers K CSI_ref corresponding to the periodic value and the subframe offset value of the periodic CSI reference resource, in the frame structure type of the carrier; for each obtained expected subframe serial number K CSI_ref, determining, by the terminal, whether the expected subframe serial number K CSI_ref satisfies the time domain position of a CSI reference resource in a Long Term Evolution, LTE, system, if the expected subframe serial number K CSI_ref satisfies the time domain position of a CSI reference resource in an LTE system, determining a unique subframe corresponding to the expected subframe serial number K CSI_ref as the time domain resource corresponding to the effective CSI reference resource; determining, by the terminal, a frequency domain resource corresponding to the effective CSI reference resource, according to the frequency domain position of the CSI reference resource in the LTE system.